聲表面波測(cè)溫技術(shù)在高壓開關(guān)柜中的應(yīng)用
上傳時(shí)間：2024-01-11 16:12:11
閱讀次數(shù)：878
<p align="center" style="text-align:center"><span style="font-size:10.5pt"><span style="line-height:150%"><span style="font-family:Calibri"><strong><span style="font-size:18.0000pt"><span style="font-family:宋體"><span style="line-height:150%"><strong style="font-weight:bold"><span style="font-family:宋體">聲表面波</span></strong></span></span></span></strong><strong><span style="font-size:18.0000pt"><span style="font-family:'Times New Roman'"><span style="line-height:150%"><strong style="font-weight:bold"><span style="font-family:宋體">測(cè)溫技術(shù)在高壓開關(guān)</span></strong></span></span></span></strong><strong><span style="font-size:18.0000pt"><span style="font-family:宋體"><span style="line-height:150%"><strong style="font-weight:bold"><span style="font-family:宋體">柜</span></strong></span></span></span></strong><strong><span style="font-size:18.0000pt"><span style="font-family:'Times New Roman'"><span style="line-height:150%"><strong style="font-weight:bold"><span style="font-family:宋體">中的應(yīng)用</span></strong></span></span></span></strong></span></span></span></p>
<p align="center" style="text-align:center"><span style="font-size:10.5pt"><span style="line-height:150%"><span style="font-family:Calibri"><strong> </strong></span></span></span></p>
<p style="text-align:justify"><span style="font-size:10.5pt"><span style="line-height:150%"><span style="font-family:Calibri"><strong><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="line-height:150%"><strong style="font-weight:bold"><span style="font-family:宋體">摘要：</span></strong></span></span></span></strong><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="line-height:150%"><span style="font-family:宋體">高壓</span></span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="line-height:150%"><span style="font-family:宋體">開關(guān)柜的</span></span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="line-height:150%"><span style="font-family:宋體">溫度監(jiān)測(cè)點(diǎn)處于高電壓、大電流、強(qiáng)磁場(chǎng)的環(huán)境中，由于電磁噪聲、高壓絕緣和空間限制等問(wèn)題，傳統(tǒng)測(cè)溫方式存在局限性。</span></span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="line-height:150%"><span style="font-family:宋體">本文介紹</span></span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="line-height:150%"><span style="font-family:宋體">了</span></span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="line-height:150%">SAW<span style="font-family:宋體">傳感器的原理，無(wú)源無(wú)線測(cè)溫系統(tǒng)的</span></span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="line-height:150%"><span style="font-family:宋體">組</span></span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="line-height:150%"><span style="font-family:宋體">成。結(jié)合高壓開關(guān)</span></span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="line-height:150%"><span style="font-family:宋體">柜</span></span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="line-height:150%"><span style="font-family:宋體">運(yùn)行環(huán)境和內(nèi)部結(jié)構(gòu)，對(duì)比分析現(xiàn)有電力系統(tǒng)測(cè)溫技術(shù)的特點(diǎn)，總結(jié)無(wú)源無(wú)線測(cè)溫技術(shù)的優(yōu)勢(shì)和應(yīng)用前景。</span></span></span></span></span></span></span></p>
<p><span style="font-size:10.5pt"><span style="line-height:150%"><span style="font-family:Calibri"><strong><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="line-height:150%"><strong style="font-weight:bold"><span style="font-family:宋體">關(guān)鍵詞：</span></strong></span></span></span></strong><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="line-height:150%"><span style="font-family:宋體">聲表面波傳感器</span></span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="line-height:150%"><span style="font-family:宋體">；高壓開關(guān)</span></span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="line-height:150%"><span style="font-family:宋體">柜</span></span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="line-height:150%"><span style="font-family:宋體">；</span></span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="line-height:150%"><span style="font-family:宋體">無(wú)源無(wú)線</span></span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="line-height:150%"><span style="font-family:宋體">；</span></span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="line-height:150%"><span style="font-family:宋體">測(cè)溫</span></span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="line-height:150%"><span style="font-family:宋體">；</span><span style="font-family:Times New Roman,Times,serif">SAW</span></span></span></span> </span></span></span></p>
<p align="justify" class="p" style="text-align:justify"><span style="font-size:12pt"><span style="background-color:#ffffff"><span style="text-justify:inter-ideograph"><span style="line-height:150%"><span style="font-family:Calibri"><strong><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><strong style="font-weight:bold"><span style="font-family:宋體">引言</span></strong></span></span></strong></span></span></span></span></span></p>
<p align="justify" class="p" style="text-align:justify; text-indent:24.0000pt"><span style="font-size:12pt"><span style="background-color:#ffffff"><span style="text-justify:inter-ideograph"><span style="line-height:150%"><span style="font-family:Calibri"><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:宋體">隨著物聯(lián)網(wǎng)領(lǐng)域的發(fā)展和我國(guó)城鎮(zhèn)化的推進(jìn)，智能電網(wǎng)已進(jìn)入全面建設(shè)的重要階段。堅(jiān)強(qiáng)智能電網(wǎng)作為中國(guó)電網(wǎng)的發(fā)展方向，最主要的特征就是信息化和自動(dòng)化，</span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="font-family:宋體">即</span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:宋體">實(shí)現(xiàn)電力系統(tǒng)狀態(tài)信息的精確采集與高效傳輸。高壓開關(guān)</span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="font-family:宋體">柜</span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:宋體">具有全封閉、空間狹小，裸露高壓等特點(diǎn)，</span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="font-family:宋體">為了</span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:宋體">有效避免事故發(fā)生</span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="font-family:宋體">，通常</span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:宋體">監(jiān)測(cè)</span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="font-family:宋體">其</span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:宋體">內(nèi)部觸點(diǎn)的溫度，</span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="font-family:宋體">來(lái)</span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:宋體">分析設(shè)備運(yùn)行情況并及時(shí)采取措施。在新興測(cè)溫技術(shù)中，聲表面波傳感技術(shù)</span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="font-family:宋體">逐漸被人們所熟知，其傳播速度慢，信號(hào)可以完全呈現(xiàn)在晶體表面上，有利于信號(hào)的取樣和變換。而且聲表面波器件抗電磁干擾能力強(qiáng)，高溫適應(yīng)性強(qiáng)，</span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:宋體">在電力生產(chǎn)和輸電設(shè)施向無(wú)人值守方向發(fā)展過(guò)程中，具有廣闊應(yīng)用前景。</span></span></span></span></span></span></span></span></p>
<p style="text-align:justify"><span style="font-size:10.5pt"><span style="line-height:150%"><span style="font-family:Calibri"><strong><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="line-height:150%"><strong style="font-weight:bold">1<span style="font-family:宋體">聲表面波傳感器</span></strong></span></span></span></strong></span></span></span></p>
<p style="text-align:justify"><span style="font-size:10.5pt"><span style="line-height:150%"><span style="font-family:Calibri"><strong><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="line-height:150%"><strong style="font-weight:bold"><span style="font-family:Times New Roman,Times,serif">1.1 SAW</span><span style="font-family:宋體">傳感技術(shù)簡(jiǎn)介</span></strong></span></span></span></strong></span></span></span></p>
<p align="justify" class="p" style="text-align:justify; text-indent:24.0000pt"><span style="font-size:12pt"><span style="background-color:#ffffff"><span style="text-justify:inter-ideograph"><span style="line-height:150%"><span style="font-family:Calibri"><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'">Surface Acoustic Wave<span style="font-family:宋體">（聲表面波，簡(jiǎn)稱</span><span style="font-family:Times New Roman,Times,serif">SAW</span><span style="font-family:宋體">）</span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="font-family:宋體">，泛指沿著介質(zhì)表面或界面?zhèn)鞑サ母鞣N模式的波，</span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:宋體">最早于</span>1885<span style="font-family:宋體">年被英國(guó)物理學(xué)家瑞麗發(fā)現(xiàn)?；?lt;/span><span style="font-family:Times New Roman,Times,serif">SAW</span><span style="font-family:宋體">的傳感技術(shù)，綜合了聲學(xué)、電學(xué)、光學(xué)、壓電材料和半導(dǎo)體工藝，具備高精度、低成本、低功耗等特點(diǎn)。</span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="font-family:宋體">它能夠?qū)崿F(xiàn)多種信號(hào)的處理功能，時(shí)間帶寬大，動(dòng)態(tài)范圍大，體積小、重量輕、穩(wěn)定可靠，易于批量生產(chǎn)，填補(bǔ)了集中參數(shù)電子元件與微波回路工作頻段的空隙。經(jīng)過(guò)數(shù)十年的發(fā)展，</span><span style="font-family:Times New Roman,Times,serif">SAW</span><span style="font-family:宋體">傳感技術(shù)已被廣泛的應(yīng)用在氣體傳感器、溫度傳感器、濕度傳感器、壓力傳感器等。</span></span></span></span></span></span></span></span></p>
<p align="justify" class="p" style="text-align:justify"><span style="font-size:12pt"><span style="background-color:#ffffff"><span style="text-justify:inter-ideograph"><span style="line-height:150%"><span style="font-family:Calibri"><strong><span style="font-size:12.0000pt"><span style="font-family:宋體"><strong style="font-weight:bold"><span style="font-family:Times New Roman,Times,serif">1.2 SAW</span><span style="font-family:宋體">傳感器結(jié)構(gòu)</span></strong></span></span></strong></span></span></span></span></span></p>
<p align="justify" class="p" style="text-align:justify; text-indent:24.0000pt"><span style="font-size:12pt"><span style="background-color:#ffffff"><span style="text-justify:inter-ideograph"><span style="line-height:150%"><span style="font-family:Calibri"><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'">SAW<span style="font-family:宋體">傳感器以壓電材料為基底，用半導(dǎo)體集成電路工藝，淀積和光刻特定形狀和尺寸的金屬膜（</span><span style="font-family:Times New Roman,Times,serif">IDT</span><span style="font-family:宋體">）制成</span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="font-family:宋體">。</span><span style="font-family:Times New Roman,Times,serif">IDT</span><span style="font-family:宋體">上的電極條交叉配置，利用壓電材料的逆壓電效應(yīng)和正壓電效應(yīng)工作。</span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'">IDT <span style="font-family:宋體">和反射柵的指寬、叉指間隔決定了 </span><span style="font-family:Times New Roman,Times,serif">SAW </span><span style="font-family:宋體">傳感器件的工作頻率、寄生抑制、插入損耗和敏感系數(shù)等參數(shù)。</span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="font-family:宋體">基底材料決定了</span><span style="font-family:Times New Roman,Times,serif">SAW</span><span style="font-family:宋體">的均勻性、溫度穩(wěn)定性、傳播損耗。半導(dǎo)體工藝的好壞直接影響了</span><span style="font-family:Times New Roman,Times,serif">SAW</span><span style="font-family:宋體">傳感器的品質(zhì)。</span></span></span></span></span></span></span></span></p>
<p align="justify" class="p" style="text-align:justify"> </p>
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<span style="font-size:12pt"><span style="background-color:#ffffff"><span style="text-justify:inter-ideograph"><span style="line-height:150%"><span style="font-family:Calibri"> </span></span></span></span></span></p>
<div><img alt="" src="http://www.americo-financial.com.cn/upload/37/d4a7f23ab41192afab2bd3c4f65d2d.png" style="border:0;max-width:100%;" /></div>
<div><img alt="" src="http://www.americo-financial.com.cn/upload/1c/b44d26309753d54c55a24b77bf781a.png" style="border:0;max-width:100%;" /></div>
<p align="justify" class="p" style="text-align:justify"><span style="font-size:12pt"><span style="background-color:#ffffff"><span style="text-justify:inter-ideograph"><span style="line-height:150%"><span style="font-family:Calibri"><strong><span style="font-size:12.0000pt"><span style="font-family:宋體"><strong style="font-weight:bold"><span style="font-family:Times New Roman,Times,serif">1.2 SAW</span><span style="font-family:宋體">傳感器工作原理</span></strong></span></span></strong></span></span></span></span></span></p>
<p align="justify" class="p" style="text-align:justify; text-indent:24.0000pt"><span style="font-size:12pt"><span style="background-color:#ffffff"><span style="text-justify:inter-ideograph"><span style="line-height:150%"><span style="font-family:Calibri"><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="font-family:宋體">聲表面波</span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:宋體">傳感器必須配合特殊的讀取器使用，因此完整意義上的聲表面波無(wú)線傳感器是一個(gè)包括聲表面波無(wú)線傳感器和讀取器在內(nèi)的系統(tǒng)，二者之間通過(guò)電磁波進(jìn)行信息交換。</span></span></span></span></span></span></span></span></p>
<p align="justify" class="p" style="text-align:justify; text-indent:24.0000pt"><span style="font-size:12pt"><span style="background-color:#ffffff"><span style="text-justify:inter-ideograph"><span style="line-height:150%"><span style="font-family:Calibri"><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:宋體">聲表面波傳感器</span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="font-family:宋體">接收</span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:宋體">射頻脈沖查詢信號(hào)（</span>RF<span style="font-family:宋體">），</span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="font-family:宋體">通過(guò)</span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'">IDT<span style="font-family:宋體">實(shí)現(xiàn)聲電轉(zhuǎn)換，利用信號(hào)中所攜帶的能量進(jìn)行工作。</span></span></span></span></span></span></span></span></p>
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<span style="font-size:12pt"><span style="background-color:#ffffff"><span style="text-justify:inter-ideograph"><span style="line-height:150%"><span style="font-family:Calibri"><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:宋體">其工作原理如圖</span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="font-family:Times New Roman,Times,serif">3</span><span style="font-family:宋體">、圖</span><span style="font-family:Times New Roman,Times,serif">4</span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:宋體">所示：傳感器天線接收電信號(hào)，經(jīng)</span> IDT <span style="font-family:宋體">的逆壓電效應(yīng)轉(zhuǎn)換成聲表面波，聲表面波沿基片傳播并被反射柵反射回 </span><span style="font-family:Times New Roman,Times,serif">IDT</span><span style="font-family:宋體">，再經(jīng) </span><span style="font-family:Times New Roman,Times,serif">IDT </span><span style="font-family:宋體">的壓電效應(yīng)轉(zhuǎn)換成電信號(hào)，由天線發(fā)射出去。整個(gè)工作過(guò)程完全是被動(dòng)的，無(wú)需電源提供能量。</span></span></span></span></span></span></span></span></p>
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<div><img alt="" src="http://www.americo-financial.com.cn/upload/ca/6ad7912c372c85e0a0d8da33ca9946.png" style="border:0;max-width:100%;" /></div>
<div><img alt="" src="http://www.americo-financial.com.cn/upload/b2/73ef3b05f779641285e9e8a592d5c3.png" style="border:0;max-width:100%;" /></div>
<p align="justify" class="p" style="text-align:justify"><span style="font-size:12pt"><span style="background-color:#ffffff"><span style="text-justify:inter-ideograph"><span style="line-height:150%"><span style="font-family:Calibri"><strong><span style="font-size:12.0000pt"><span style="font-family:宋體"><strong style="font-weight:bold"><span style="font-family:Times New Roman,Times,serif">1.3 SAW</span><span style="font-family:宋體">傳感器的分類</span></strong></span></span></strong></span></span></span></span></span></p>
<p align="justify" class="p" style="text-align:justify; text-indent:24.0000pt"><span style="font-size:12pt"><span style="background-color:#ffffff"><span style="text-justify:inter-ideograph"><span style="line-height:150%"><span style="font-family:Calibri"><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:宋體">根據(jù)傳感器結(jié)構(gòu)和信號(hào)特征的不同，</span>SAW <span style="font-family:宋體">傳感器件可以分為延遲線型和諧振型兩種，延遲線型 </span><span style="font-family:Times New Roman,Times,serif">SAW </span><span style="font-family:宋體">器件的反射柵分布在距離 </span><span style="font-family:Times New Roman,Times,serif">IDT </span><span style="font-family:宋體">不同距離的位置上，不同</span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="font-family:宋體">的位置會(huì)使得</span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:宋體">聲波信號(hào)的反射延遲時(shí)間不同。反射延遲時(shí)間</span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="font-family:宋體">還</span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:宋體">會(huì)受到環(huán)境因</span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="font-family:宋體">素</span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:宋體">的影響，依靠檢測(cè)</span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="font-family:宋體">時(shí)間延時(shí)</span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:宋體">的變化就能夠獲得環(huán)境量的變化，實(shí)現(xiàn)溫度傳感功能。</span></span></span></span></span></span></span></span></p>
<p align="justify" class="p" style="text-align:justify; text-indent:24.0000pt"><span style="font-size:12pt"><span style="background-color:#ffffff"><span style="text-justify:inter-ideograph"><span style="line-height:150%"><span style="font-family:Calibri"><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:宋體">諧振型</span> SAW <span style="font-family:宋體">器件的反射柵密布在</span><span style="font-family:Times New Roman,Times,serif">IDT</span><span style="font-family:宋體">兩側(cè)，聲表面波信號(hào)構(gòu)成一個(gè)諧振腔，因此其返回信號(hào)是一個(gè)諧振信號(hào)，而諧振頻率除了與設(shè)計(jì)尺寸有關(guān)外，也受到環(huán)境因素的影響，依靠檢測(cè)諧振頻率的變化就能夠獲得環(huán)境量的變化</span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="font-family:宋體">。由于延遲線型的設(shè)計(jì)加工難度低，延遲線型使用多于諧振器。</span></span></span></span></span></span></span></span></p>
<ol start="2">
<li style="text-align:justify"><span style="font-size:10.5pt"><span style="tab-stops:left 15.6000pt"><span style="line-height:150%"><span style="font-family:Calibri"><strong><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="line-height:150%"><strong style="font-weight:bold"><span style="font-family:宋體">電力</span></strong></span></span></span></strong><strong><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="line-height:150%"><strong style="font-weight:bold"><span style="font-family:宋體">設(shè)備</span></strong></span></span></span></strong><strong><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="line-height:150%"><strong style="font-weight:bold"><span style="font-family:宋體">測(cè)溫技術(shù)</span></strong></span></span></span></strong></span></span></span></span></li>
</ol>
<p style="text-align:justify"><span style="font-size:10.5pt"><span style="line-height:150%"><span style="font-family:Calibri"><strong><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="line-height:150%"><strong style="font-weight:bold"><span style="font-family:Times New Roman,Times,serif">2.1</span><span style="font-family:宋體">測(cè)溫技術(shù)簡(jiǎn)介</span></strong></span></span></span></strong></span></span></span></p>
<ol>
<li style="text-align:justify"><span style="font-size:10.5pt"><span style="line-height:150%"><span style="font-family:Calibri"><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="line-height:150%"><span style="font-family:宋體">熱敏電阻：利用熱敏電阻的溫度特性，將由溫度變化引起的阻值變化轉(zhuǎn)化為電壓值的變化。連續(xù)的電壓信號(hào)為模擬量，經(jīng)</span><span style="font-family:Times New Roman,Times,serif">A/D</span><span style="font-family:宋體">轉(zhuǎn)換電路轉(zhuǎn)換成數(shù)字量，進(jìn)行數(shù)據(jù)上傳和顯示。電力系統(tǒng)常用的熱敏電阻有銅電阻和鉑電阻等，電阻探頭安裝在待測(cè)點(diǎn)的觸頭上，需要線路連接，對(duì)設(shè)備的絕緣性能會(huì)有一定影響。</span></span></span></span></span></span></span></li>
<li style="text-align:justify"><span style="font-size:10.5pt"><span style="line-height:150%"><span style="font-family:Calibri"><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="line-height:150%"><span style="font-family:宋體">半導(dǎo)體：</span></span></span></span><span style="font-size:12.0000pt"><span style="background-color:#ffffff"><span style="font-family:宋體"><span style="line-height:150%"><span style="color:#000000"><span style="font-family:宋體">采用</span><span style="font-family:宋體">PN結(jié)作為測(cè)溫元件的無(wú)線溫度傳感器，其原理是PN結(jié)的壓降隨溫度的變化而改變，施加恒定</span></span></span></span></span></span><span style="font-size:12.0000pt"><span style="background-color:#ffffff"><span style="font-family:宋體"><span style="line-height:150%"><span style="color:#111111"><span style="font-family:宋體">電流</span></span></span></span></span></span><span style="font-size:12.0000pt"><span style="background-color:#ffffff"><span style="font-family:宋體"><span style="line-height:150%"><span style="color:#000000"><span style="font-family:宋體">，通過(guò)輸出電壓的大小來(lái)反映溫度。其壓降與溫度的關(guān)系幾乎為線性，精度高，但靈敏度相對(duì)熱敏電阻要低，反應(yīng)時(shí)間比熱敏電阻長(zhǎng)。半導(dǎo)體元件不易老化，使用壽命較長(zhǎng)，可靠性高，采用無(wú)線通信方式。</span></span></span></span></span></span></span></span></span></li>
<li style="text-align:justify"><span style="font-size:10.5pt"><span style="line-height:150%"><span style="font-family:Calibri"><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="line-height:150%"><span style="font-family:宋體">紅外測(cè)溫：紅外傳感器采用紅外技術(shù)的無(wú)線溫度傳感器，測(cè)溫原理與常見的紅外點(diǎn)溫槍基本類似，任何高于零度的物體都在發(fā)射出輻射能，輻射能的強(qiáng)度與物體溫度有著密切關(guān)系，傳感器探測(cè)物體發(fā)出的紅外輻射，將輻射能轉(zhuǎn)變?yōu)殡娦盘?hào)，通過(guò)校準(zhǔn)運(yùn)算最終得到被測(cè)物體表面的溫度。</span></span></span></span></span></span></span></li>
</ol>
<p style="text-align:justify"><span style="font-size:10.5pt"><span style="line-height:150%"><span style="font-family:Calibri"><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="line-height:150%"><span style="font-family:宋體">（</span><span style="font-family:Times New Roman,Times,serif">4</span><span style="font-family:宋體">）光纖測(cè)溫：光纖測(cè)溫的基本原理是將感溫光纖緊貼于待測(cè)物體上，由光源</span></span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="line-height:150%"><span style="font-family:宋體">向</span></span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="line-height:150%"><span style="font-family:宋體">光纖中發(fā)射一束激光脈沖，光纖中的每一點(diǎn)均向后散射一小部分光</span></span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="line-height:150%"><span style="font-family:宋體">。</span></span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="line-height:150%"><span style="color:#282828"><span style="letter-spacing:0.0000pt"><span style="font-family:宋體">這種后向反射光的強(qiáng)度與反射點(diǎn)的溫度</span></span></span></span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="line-height:150%"><span style="letter-spacing:0.0000pt"><span style="font-family:宋體">相關(guān)聯(lián)</span></span></span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="line-height:150%"><span style="letter-spacing:0.0000pt"><span style="font-family:宋體">，</span></span></span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="line-height:150%"><span style="color:#282828"><span style="letter-spacing:0.0000pt"><span style="font-family:宋體">反射點(diǎn)的溫度越高，反射光的強(qiáng)度也越大。</span></span></span></span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="line-height:150%"><span style="color:#282828"><span style="letter-spacing:0.0000pt"><span style="font-family:宋體">后向散射光通過(guò)波分復(fù)用器</span></span></span></span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="line-height:150%"><span style="letter-spacing:0.0000pt"><span style="font-family:宋體">后，</span></span></span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="line-height:150%"><span style="color:#282828"><span style="letter-spacing:0.0000pt"><span style="font-family:宋體">分別進(jìn)入到光電檢測(cè)器和放大器中進(jìn)行光電轉(zhuǎn)換，信號(hào)放大</span></span></span></span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="line-height:150%"><span style="letter-spacing:0.0000pt"><span style="font-family:宋體">至數(shù)據(jù)</span></span></span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="line-height:150%"><span style="color:#282828"><span style="letter-spacing:0.0000pt"><span style="font-family:宋體">采集</span></span></span></span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="line-height:150%"><span style="letter-spacing:0.0000pt"><span style="font-family:宋體">器</span></span></span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="line-height:150%"><span style="color:#282828"><span style="letter-spacing:0.0000pt"><span style="font-family:宋體">能夠采集的范圍</span></span></span></span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="line-height:150%"><span style="letter-spacing:0.0000pt"><span style="font-family:宋體">上</span></span></span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="line-height:150%"><span style="letter-spacing:0.0000pt"><span style="font-family:宋體">，</span></span></span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="line-height:150%"><span style="color:#282828"><span style="letter-spacing:0.0000pt"><span style="font-family:宋體">由數(shù)據(jù)采集</span></span></span></span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="line-height:150%"><span style="letter-spacing:0.0000pt"><span style="font-family:宋體">器</span></span></span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="line-height:150%"><span style="color:#282828"><span style="letter-spacing:0.0000pt"><span style="font-family:宋體">進(jìn)行存儲(chǔ)，用于溫度的計(jì)算。</span></span></span></span></span></span></span></span></span></p>
<p style="text-align:justify"><span style="font-size:10.5pt"><span style="line-height:150%"><span style="font-family:Calibri"><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="line-height:150%"><span style="font-family:宋體">（</span><span style="font-family:Times New Roman,Times,serif">5</span><span style="font-family:宋體">）集成電路測(cè)溫：新型集成電路溫度傳感器可直接輸出與熱力學(xué)溫度成比例的電流信號(hào)，在輸出端串聯(lián)電阻轉(zhuǎn)換為電壓信號(hào)，傳感器通過(guò)感應(yīng)取電，采用無(wú)線通信方式，根據(jù)觸頭壁或母排上感應(yīng)電流的大小自動(dòng)調(diào)整發(fā)送周期。內(nèi)部硬件上增加了屏蔽罩和保護(hù)電路，可降低脈沖和浪涌帶來(lái)的干擾。</span></span></span></span></span></span></span></p>
<p style="text-align:justify"><span style="font-size:10.5pt"><span style="line-height:150%"><span style="font-family:Calibri"><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="line-height:150%"><span style="font-family:宋體">（</span><span style="font-family:Times New Roman,Times,serif">6</span><span style="font-family:宋體">）聲表面波測(cè)溫：</span></span></span></span><span style="font-size:12.0000pt"><span style="background-color:#ffffff"><span style="font-family:宋體"><span style="line-height:150%"><span style="color:#000000"><span style="font-family:宋體">基于聲表面波的無(wú)線溫度傳感器最大的特點(diǎn)就是傳感器本身不需要電源；其無(wú)線并不是僅僅體現(xiàn)在通訊方式上，同時(shí)也體現(xiàn)在測(cè)溫原理上。測(cè)溫的原理是，傳播在壓電基片表面的聲表面波，其波長(zhǎng)和波速會(huì)隨基片表面或內(nèi)部溫度的改變而變化。由對(duì)應(yīng)的接收器發(fā)出無(wú)線激勵(lì)信號(hào)，信號(hào)輸入傳感器的壓電基片激起聲表面波，不同溫度下，傳感器輸出不同的信號(hào)，信號(hào)再由接收器接收，經(jīng)過(guò)調(diào)解獲取溫度值。聲表面波傳感器體積小，不需要電源，傳感器成本低是其主要的優(yōu)勢(shì)。由于無(wú)源，傳感器需要接收采集器發(fā)出的激勵(lì)信號(hào)，這種激勵(lì)信號(hào)的有效無(wú)線傳輸距離很短；另一方面，由于被測(cè)設(shè)備的震動(dòng)產(chǎn)生位移，導(dǎo)致聲表面波的相位等發(fā)生變化，測(cè)溫的精度有所下降。</span></span></span></span></span></span></span></span></span></p>
<p style="text-align:justify"><span style="font-size:10.5pt"><span style="line-height:150%"><span style="font-family:Calibri"><strong><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="line-height:150%"><strong style="font-weight:bold"><span style="font-family:Times New Roman,Times,serif">2.2</span><span style="font-family:宋體">測(cè)溫技術(shù)對(duì)比分析</span></strong></span></span></span></strong></span></span></span></p>
<p align="justify" class="p" style="text-align:justify; text-indent:24.0000pt"><br />
<span style="font-size:12pt"><span style="background-color:#ffffff"><span style="text-justify:inter-ideograph"><span style="line-height:150%"><span style="font-family:Calibri"><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="font-family:宋體">對(duì)比</span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:宋體">人工、熱敏電阻、</span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="font-family:宋體">半導(dǎo)體、</span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:宋體">光纖測(cè)溫、</span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="font-family:宋體">紅外測(cè)溫</span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:宋體">、集成電路、聲表面波測(cè)溫</span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="font-family:宋體">的優(yōu)缺點(diǎn)，</span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:宋體">如表</span>1<span style="font-family:宋體">所示。</span></span></span></span></span></span></span></span></p>
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<p align="justify" class="p" style="text-align:justify"><span style="font-size:12pt"><span style="text-justify:inter-ideograph"><span style="font-family:Calibri"><span style="font-size:9.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:宋體">名稱</span></span></span></span></span></span></p>
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<td style="border-bottom:1px solid black; border-left:1px solid black; border-right:1px solid black; border-top:1px solid black; padding:0px 7px 0px 7px; vertical-align:top; width:250px">
<p align="justify" class="p" style="text-align:justify"><span style="font-size:12pt"><span style="text-justify:inter-ideograph"><span style="font-family:Calibri"><span style="font-size:9.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:宋體">優(yōu)點(diǎn)</span></span></span></span></span></span></p>
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<p align="justify" class="p" style="text-align:justify"><span style="font-size:12pt"><span style="text-justify:inter-ideograph"><span style="font-family:Calibri"><span style="font-size:9.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:宋體">缺點(diǎn)</span></span></span></span></span></span></p>
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<td style="border-bottom:1px solid black; border-left:1px solid black; border-right:1px solid black; border-top:none; padding:0px 7px 0px 7px; vertical-align:top; width:61px">
<p align="justify" class="p" style="text-align:justify"><span style="font-size:12pt"><span style="text-justify:inter-ideograph"><span style="font-family:Calibri"><span style="font-size:9.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:宋體">熱敏電阻</span></span></span></span></span></span></p>
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<p align="justify" class="p" style="text-align:justify"><span style="font-size:12pt"><span style="text-justify:inter-ideograph"><span style="font-family:Calibri"><span style="font-size:9.0000pt"><span style="font-family:宋體"><span style="font-family:宋體">（</span><span style="font-family:Times New Roman,Times,serif">1</span><span style="font-family:宋體">）靈敏度高；（</span><span style="font-family:Times New Roman,Times,serif">2</span><span style="font-family:宋體">）</span></span></span><span style="font-size:9.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:宋體">價(jià)格便宜</span></span></span></span></span></span></p>
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<p align="justify" class="p" style="text-align:justify"><span style="font-size:12pt"><span style="text-justify:inter-ideograph"><span style="font-family:Calibri"><span style="font-size:9.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:宋體">（</span>1<span style="font-family:宋體">）布線復(fù)雜；（</span><span style="font-family:Times New Roman,Times,serif">2</span><span style="font-family:宋體">）破壞絕緣</span></span></span><span style="font-size:9.0000pt"><span style="font-family:宋體"><span style="font-family:宋體">；（</span><span style="font-family:Times New Roman,Times,serif">3</span><span style="font-family:宋體">）易老化，壽命短</span></span></span></span></span></span></p>
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<p align="justify" class="p" style="text-align:justify"><span style="font-size:12pt"><span style="text-justify:inter-ideograph"><span style="font-family:Calibri"><span style="font-size:9.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:宋體">半導(dǎo)體</span></span></span></span></span></span></p>
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<ol>
<li align="justify" class="p" style="text-align:justify"><span style="font-size:12pt"><span style="text-justify:inter-ideograph"><span style="font-family:Calibri"><span style="font-size:9.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:宋體">無(wú)線傳輸；（</span>2<span style="font-family:宋體">）傳輸距離遠(yuǎn)</span></span></span></span></span></span></li>
</ol>
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<td style="border-bottom:1px solid black; border-left:1px solid black; border-right:1px solid black; border-top:none; padding:0px 7px 0px 7px; vertical-align:top; width:270px">
<p align="justify" class="p" style="text-align:justify"><span style="font-size:12pt"><span style="text-justify:inter-ideograph"><span style="font-family:Calibri"><span style="font-size:9.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:宋體">（</span>1<span style="font-family:宋體">）需要電池供電；（</span><span style="font-family:Times New Roman,Times,serif">2</span><span style="font-family:宋體">）高溫易損壞；（</span><span style="font-family:Times New Roman,Times,serif">3</span><span style="font-family:宋體">）測(cè)溫不連續(xù)</span></span></span></span></span></span></p>
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<p align="justify" class="p" style="text-align:justify"><span style="font-size:12pt"><span style="text-justify:inter-ideograph"><span style="font-family:Calibri"><span style="font-size:9.0000pt"><span style="font-family:宋體"><span style="font-family:宋體">紅外測(cè)溫</span></span></span></span></span></span></p>
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<td style="border-bottom:1px solid black; border-left:1px solid black; border-right:1px solid black; border-top:none; padding:0px 7px 0px 7px; vertical-align:top; width:250px">
<p align="justify" class="p" style="text-align:justify"><span style="font-size:12pt"><span style="text-justify:inter-ideograph"><span style="font-family:Calibri"><span style="font-size:9.0000pt"><span style="font-family:宋體"><span style="font-family:宋體">（</span><span style="font-family:Times New Roman,Times,serif">1</span><span style="font-family:宋體">）靈敏度高；（</span><span style="font-family:Times New Roman,Times,serif">2</span><span style="font-family:宋體">）測(cè)溫范圍遠(yuǎn)；（</span><span style="font-family:Times New Roman,Times,serif">3</span><span style="font-family:宋體">）使用壽命長(zhǎng)</span></span></span></span></span></span></p>
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<td style="border-bottom:1px solid black; border-left:1px solid black; border-right:1px solid black; border-top:none; padding:0px 7px 0px 7px; vertical-align:top; width:270px">
<p align="justify" class="p" style="text-align:justify"><span style="font-size:12pt"><span style="text-justify:inter-ideograph"><span style="font-family:Calibri"><span style="font-size:9.0000pt"><span style="font-family:宋體"><span style="font-family:宋體">（</span><span style="font-family:Times New Roman,Times,serif">1</span><span style="font-family:宋體">）受光照、灰塵等環(huán)境影響；（</span><span style="font-family:Times New Roman,Times,serif">2</span><span style="font-family:宋體">）誤差大；</span></span></span></span></span></span></p>
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<p align="justify" class="p" style="text-align:justify"><span style="font-size:12pt"><span style="text-justify:inter-ideograph"><span style="font-family:Calibri"><span style="font-size:9.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:宋體">光纖</span></span></span><span style="font-size:9.0000pt"><span style="font-family:宋體"><span style="font-family:宋體">測(cè)溫</span></span></span></span></span></span></p>
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<p align="justify" class="p" style="text-align:justify"><span style="font-size:12pt"><span style="text-justify:inter-ideograph"><span style="font-family:Calibri"><span style="font-size:9.0000pt"><span style="font-family:宋體"><span style="font-family:宋體">（</span><span style="font-family:Times New Roman,Times,serif">1</span><span style="font-family:宋體">）</span></span></span><span style="font-size:9.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:宋體">測(cè)溫范圍廣</span></span></span><span style="font-size:9.0000pt"><span style="font-family:宋體"><span style="font-family:宋體">；</span></span></span><span style="font-size:9.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:宋體">（</span>2<span style="font-family:宋體">）</span></span></span><span style="font-size:9.0000pt"><span style="font-family:宋體"><span style="font-family:宋體">精度高；</span></span></span><span style="font-size:9.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:宋體">（</span>3<span style="font-family:宋體">）</span></span></span><span style="font-size:9.0000pt"><span style="font-family:宋體"><span style="font-family:宋體">抗磁場(chǎng)干擾</span></span></span></span></span></span></p>
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<td style="border-bottom:1px solid black; border-left:1px solid black; border-right:1px solid black; border-top:none; padding:0px 7px 0px 7px; vertical-align:top; width:270px">
<p align="justify" class="p" style="text-align:justify"><span style="font-size:12pt"><span style="text-justify:inter-ideograph"><span style="font-family:Calibri"><span style="font-size:9.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:宋體">（</span>1<span style="font-family:宋體">）</span></span></span><span style="font-size:9.0000pt"><span style="font-family:宋體"><span style="font-family:宋體">安裝困難</span></span></span><span style="font-size:9.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:宋體">，布線復(fù)雜；（</span>2<span style="font-family:宋體">）易損壞；（</span><span style="font-family:Times New Roman,Times,serif">3</span><span style="font-family:宋體">）成本高</span></span></span></span></span></span></p>
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<p align="justify" class="p" style="text-align:justify"><span style="font-size:12pt"><span style="text-justify:inter-ideograph"><span style="font-family:Calibri"><span style="font-size:9.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:宋體">集成電路</span></span></span></span></span></span></p>
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<td style="border-bottom:1px solid black; border-left:1px solid black; border-right:1px solid black; border-top:none; padding:0px 7px 0px 7px; vertical-align:top; width:250px">
<ol>
<li align="justify" class="p" style="text-align:justify"><span style="font-size:12pt"><span style="text-justify:inter-ideograph"><span style="font-family:Calibri"><span style="font-size:9.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:宋體">無(wú)線傳輸；（</span>2<span style="font-family:宋體">）感應(yīng)取電；（</span><span style="font-family:Times New Roman,Times,serif">3</span><span style="font-family:宋體">）傳輸距離遠(yuǎn)</span></span></span></span></span></span></li>
</ol>
<p align="justify" class="p" style="text-align:justify"><span style="font-size:12pt"><span style="text-justify:inter-ideograph"><span style="font-family:Calibri"><span style="font-size:9.0000pt"><span style="font-family:宋體"><span style="font-family:宋體">（</span><span style="font-family:Times New Roman,Times,serif">4</span><span style="font-family:宋體">）安裝方便</span></span></span></span></span></span></p>
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<td style="border-bottom:1px solid black; border-left:1px solid black; border-right:1px solid black; border-top:none; padding:0px 7px 0px 7px; vertical-align:top; width:270px">
<p align="justify" class="p" style="text-align:justify"><span style="font-size:12pt"><span style="text-justify:inter-ideograph"><span style="font-family:Calibri"><span style="font-size:9.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:宋體">（</span>1<span style="font-family:宋體">）對(duì)被測(cè)設(shè)備工作電流有范圍限制</span></span></span></span></span></span></p>
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<p align="justify" class="p" style="text-align:justify"><span style="font-size:12pt"><span style="text-justify:inter-ideograph"><span style="font-family:Calibri"><span style="font-size:9.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:宋體">聲表面波</span></span></span></span></span></span></p>
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<td style="border-bottom:1px solid black; border-left:1px solid black; border-right:1px solid black; border-top:none; padding:0px 7px 0px 7px; vertical-align:top; width:250px">
<ol>
<li align="justify" class="p" style="text-align:justify"><span style="font-size:12pt"><span style="text-justify:inter-ideograph"><span style="font-family:Calibri"><span style="font-size:9.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:宋體">無(wú)線傳輸；（</span>2<span style="font-family:宋體">）無(wú)源，不需要電池，維護(hù)周期長(zhǎng)；（</span><span style="font-family:Times New Roman,Times,serif">3</span><span style="font-family:宋體">）測(cè)溫范圍廣，可達(dá)幾百度；（</span><span style="font-family:Times New Roman,Times,serif">4</span><span style="font-family:宋體">）實(shí)時(shí)性好，數(shù)據(jù)連續(xù)；（</span><span style="font-family:Times New Roman,Times,serif">5</span><span style="font-family:宋體">）耐高壓，抗干擾性強(qiáng)</span></span></span></span></span></span></li>
</ol>
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<td style="border-bottom:1px solid black; border-left:1px solid black; border-right:1px solid black; border-top:none; padding:0px 7px 0px 7px; vertical-align:top; width:270px">
<p align="justify" class="p" style="text-align:justify"><span style="font-size:12pt"><span style="text-justify:inter-ideograph"><span style="font-family:Calibri"><span style="font-size:9.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:宋體">（</span>1<span style="font-family:宋體">）無(wú)線傳輸距離在十幾米以內(nèi)；</span></span></span><span style="font-size:9.0000pt"><span style="font-family:宋體"><span style="font-family:宋體">（</span><span style="font-family:Times New Roman,Times,serif">2</span><span style="font-family:宋體">）受設(shè)備震動(dòng)影響</span></span></span></span></span></span></p>
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<p style="text-indent:24pt"><span style="font-size:10.5pt"><span style="line-height:150%"><span style="font-family:Calibri"><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="line-height:150%"><span style="font-family:宋體">智能電網(wǎng)</span></span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="line-height:150%"><span style="font-family:宋體">要求高壓開關(guān)</span></span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="line-height:150%"><span style="font-family:宋體">柜</span></span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="line-height:150%"><span style="font-family:宋體">的</span></span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="line-height:150%"><span style="font-family:宋體">測(cè)溫不能破壞絕緣，</span></span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="line-height:150%"><span style="font-family:宋體">要具備</span></span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="line-height:150%"><span style="font-family:宋體">維護(hù)周期長(zhǎng)，實(shí)時(shí)性高</span></span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="line-height:150%"><span style="font-family:宋體">的特點(diǎn)。通過(guò)對(duì)比分析可以看到，</span></span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="line-height:150%"><span style="font-family:宋體">聲表面波測(cè)溫</span></span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="line-height:150%"><span style="font-family:宋體">技術(shù)</span></span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="line-height:150%"><span style="font-family:宋體">不需要電池供</span></span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="line-height:150%"><span style="font-family:宋體">電，雖然傳輸距離不如有源傳感器，但十幾米的傳輸距離已經(jīng)足夠，且具備耐高溫，抗高電壓和強(qiáng)電磁干擾的特點(diǎn)，擁有壽命長(zhǎng)，免維護(hù)，安全可靠，數(shù)據(jù)實(shí)時(shí)等優(yōu)勢(shì)，是電力開關(guān)設(shè)備在線測(cè)溫的優(yōu)良選擇。</span> </span></span></span></span></span></span></p>
<p style="text-align:justify"><span style="font-size:10.5pt"><span style="line-height:150%"><span style="font-family:Calibri"><strong><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="line-height:150%"><strong style="font-weight:bold">3<span style="font-family:宋體">聲表面波測(cè)溫系統(tǒng)</span></strong></span></span></span></strong></span></span></span></p>
<p style="text-align:justify"><span style="font-size:10.5pt"><span style="line-height:150%"><span style="font-family:Calibri"><strong><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="line-height:150%"><strong style="font-weight:bold"><span style="font-family:Times New Roman,Times,serif">3.1</span><span style="font-family:宋體">系統(tǒng)簡(jiǎn)介</span></strong></span></span></span></strong></span></span></span></p>
<p style="text-align:justify"><span style="font-size:10.5pt"><span style="line-height:150%"><span style="font-family:Calibri"><strong> </strong><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="line-height:150%"><span style="font-family:Times New Roman,Times,serif">SAW</span><span style="font-family:宋體">無(wú)線溫度傳感器對(duì)溫度監(jiān)測(cè)點(diǎn)進(jìn)行溫度測(cè)量后，將數(shù)據(jù)通過(guò)無(wú)線方式傳遞給通訊中斷，經(jīng)總線連接，監(jiān)測(cè)計(jì)算機(jī)從通訊終端采集各監(jiān)測(cè)點(diǎn)的溫度數(shù)據(jù)，在數(shù)據(jù)庫(kù)中保存。</span><span style="font-family:Times New Roman,Times,serif">Web</span><span style="font-family:宋體">界面可實(shí)時(shí)顯示溫度變化曲線，并進(jìn)行分析，一旦發(fā)現(xiàn)過(guò)熱或急劇升溫事故超過(guò)設(shè)定報(bào)警溫度時(shí)立即報(bào)警。</span></span></span></span></span></span></span></p>
<p style="text-align:justify"><span style="font-size:10.5pt"><span style="line-height:150%"><span style="font-family:Calibri"><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="line-height:150%"> <span style="font-family:宋體">開關(guān)柜溫度可靠性分析系統(tǒng)主要完成實(shí)時(shí)數(shù)據(jù)的采集、判斷和處理，將處理結(jié)果由通信網(wǎng)絡(luò)發(fā)送帶本地監(jiān)控中心，將分析結(jié)果作為設(shè)備的檢測(cè)依據(jù)，結(jié)合自身的運(yùn)行環(huán)境，形成測(cè)溫系統(tǒng)運(yùn)行規(guī)范，實(shí)現(xiàn)變電站的五人值守管理。</span></span></span></span></span></span></span></p>
<div><img alt="" src="http://www.americo-financial.com.cn/upload/fa/352ff409c83d5745eb9574b5ab68fa.png" style="border:0;max-width:100%;" /></div>
<p style="text-align:justify"> </p>
<p style="text-align:justify"><span style="font-size:10.5pt"><span style="line-height:150%"><span style="font-family:Calibri"><strong><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="line-height:150%"><strong style="font-weight:bold"><span style="font-family:Times New Roman,Times,serif">3.2 SAW</span><span style="font-family:宋體">傳感器的安裝</span></strong></span></span></span></strong></span></span></span></p>
<p style="text-align:justify; text-indent:24.0000pt"><span style="font-size:10.5pt"><span style="line-height:150%"><span style="font-family:Calibri"><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="line-height:150%"><span style="font-family:宋體">聲表面波傳感器安裝的位置，主要針對(duì)開關(guān)柜內(nèi)電氣接點(diǎn)，如母排、斷路器動(dòng)</span>/<span style="font-family:宋體">靜觸頭、變壓器進(jìn)出線接點(diǎn)、電纜接頭，戶外如刀閘、斷路器、變壓器進(jìn)出線接點(diǎn)等。檢測(cè)開關(guān)設(shè)備因老化、接觸不良、電流過(guò)載等因素引起溫升過(guò)高等問(wèn)題，當(dāng)溫度過(guò)高超過(guò)預(yù)設(shè)報(bào)警值時(shí)能及時(shí)報(bào)警，并通知運(yùn)維人員處理，減少設(shè)備的損失。</span></span></span></span></span></span></span></p>
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<p style="text-align:justify; text-indent:24.0000pt"><span style="font-size:10.5pt"><span style="line-height:150%"><span style="font-family:Calibri"><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="line-height:150%"><span style="font-family:宋體">傳感器通過(guò)螺栓固定在</span></span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="line-height:150%"><span style="font-family:宋體">斷路器手車的</span></span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="line-height:150%"><span style="font-family:宋體">觸頭上</span></span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="line-height:150%"><span style="font-family:宋體">的示例</span></span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="line-height:150%"><span style="font-family:宋體">，</span></span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="line-height:150%"><span style="font-family:宋體">見圖</span><span style="font-family:Times New Roman,Times,serif">6</span><span style="font-family:宋體">；</span></span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="line-height:150%"><span style="font-family:宋體">讀取天線安裝在開關(guān)柜內(nèi)壁上</span></span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="line-height:150%"><span style="font-family:宋體">的示例</span></span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="line-height:150%"><span style="font-family:宋體">，見圖</span><span style="font-family:Times New Roman,Times,serif">7</span></span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="line-height:150%"><span style="font-family:宋體">。讀取天線和讀取器采取分離形式，之間通過(guò)射頻電纜相連。無(wú)線傳輸距離在一般在十米以內(nèi)，讀取器安裝在開關(guān)柜儀表室的導(dǎo)軌上。對(duì)于已投運(yùn)的變電站加裝測(cè)溫系統(tǒng)，需停電后操作，往往停電時(shí)間短，但是測(cè)溫點(diǎn)很多，安裝難度較大。</span></span></span></span></span></span></span></p>
<p style="text-align:justify"><span style="font-size:10.5pt"><span style="line-height:150%"><span style="font-family:Calibri"><strong><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="line-height:150%"><strong style="font-weight:bold">4</strong></span></span></span></strong><strong><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="line-height:150%"><strong style="font-weight:bold"><span style="font-family:宋體">結(jié)束語(yǔ)</span></strong></span></span></span></strong></span></span></span></p>
<p align="justify" class="p" style="text-align:justify; text-indent:24.0000pt"><span style="font-size:12pt"><span style="background-color:#ffffff"><span style="text-justify:inter-ideograph"><span style="line-height:150%"><span style="font-family:Calibri"><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:宋體">相對(duì)于其他在線測(cè)溫方式，聲表面波無(wú)線測(cè)溫</span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="font-family:宋體">方式</span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:宋體">不</span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="font-family:宋體">會(huì)對(duì)</span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:宋體">高壓</span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="font-family:宋體">電氣設(shè)備的</span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:宋體">絕緣</span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="font-family:宋體">造成影響</span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:宋體">，避免</span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="font-family:宋體">了</span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:宋體">有線</span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="font-family:宋體">測(cè)溫</span><span style="font-family:宋體">“爬電”等安全</span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:宋體">隱患</span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="font-family:宋體">；</span><span style="font-family:Times New Roman,Times,serif">SAW</span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:宋體">傳感器完全無(wú)源，不帶電池，避免了電池高溫爆炸和化學(xué)泄露</span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="font-family:宋體">，</span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:宋體">使用壽命長(zhǎng)；</span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="font-family:宋體">體積小，</span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:宋體">積安裝方便靈活，不受</span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="font-family:宋體">電氣</span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:宋體">設(shè)備結(jié)構(gòu)和空間影響；測(cè)溫實(shí)時(shí)性好，可隨時(shí)監(jiān)測(cè)設(shè)備溫度變化</span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="font-family:宋體">。</span></span></span></span></span></span></span></span></p>
<p align="justify" class="p" style="text-align:justify; text-indent:24.0000pt"><span style="font-size:12pt"><span style="background-color:#ffffff"><span style="text-justify:inter-ideograph"><span style="line-height:150%"><span style="font-family:Calibri"><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:宋體">隨著半導(dǎo)體工藝的發(fā)展，</span>SAW<span style="font-family:宋體">傳感器</span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="font-family:宋體">正</span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:宋體">逐步改進(jìn)升級(jí)，聲表面波測(cè)溫技術(shù)</span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="font-family:宋體">將</span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:宋體">在</span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="font-family:宋體">電氣設(shè)備測(cè)</span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:宋體">溫</span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="font-family:宋體">領(lǐng)域</span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="font-family:宋體">得到應(yīng)用</span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:宋體">。</span></span></span></span></span></span></span></span></p>
<p align="justify" class="p" style="text-align:justify"><span style="font-size:12pt"><span style="background-color:#ffffff"><span style="text-justify:inter-ideograph"><span style="line-height:150%"><span style="font-family:Calibri"><strong><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><strong style="font-weight:bold"><span style="font-family:宋體">參考文獻(xiàn)</span></strong></span></span></strong></span></span></span></span></span></p>
<p align="justify" class="p" style="text-align:justify"><span style="font-size:12pt"><span style="background-color:#ffffff"><span style="text-justify:inter-ideograph"><span style="line-height:150%"><span style="font-family:Calibri"><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'">[1]</span></span> <span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:宋體">李平</span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="font-family:Times New Roman,Times,serif">.</span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:宋體">無(wú)源無(wú)線聲表面波傳感器及儀器系統(tǒng)研究</span>[D].<span style="font-family:宋體">重慶大學(xué)</span><span style="font-family:Times New Roman,Times,serif">2003</span></span></span></span></span></span></span></span></p>
<p align="justify" class="p" style="text-align:justify"><span style="font-size:12pt"><span style="background-color:#ffffff"><span style="text-justify:inter-ideograph"><span style="line-height:150%"><span style="font-family:Calibri"><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'">[2]</span></span> <span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:宋體">李天立</span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="font-family:Times New Roman,Times,serif">,</span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:宋體">徐剛</span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="font-family:Times New Roman,Times,serif">,</span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:宋體">房立存</span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="font-family:Times New Roman,Times,serif">.</span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:宋體">無(wú)線無(wú)源延遲型</span>SAW<span style="font-family:宋體">傳感器查詢信號(hào)研究</span><span style="font-family:Times New Roman,Times,serif">[J].</span><span style="font-family:宋體">深圳大學(xué)學(xué)報(bào)理工版</span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="font-family:Times New Roman,Times,serif">,</span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'">2013</span></span></span></span></span></span></span></p>
<p align="justify" class="p" style="text-align:justify"><span style="font-size:12pt"><span style="background-color:#ffffff"><span style="text-justify:inter-ideograph"><span style="line-height:150%"><span style="font-family:Calibri"><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'">[3]</span></span> <span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:宋體">葉學(xué)松</span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="font-family:Times New Roman,Times,serif">,</span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:宋體">王學(xué)俊</span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="font-family:Times New Roman,Times,serif">,</span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:宋體">梁波</span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="font-family:Times New Roman,Times,serif">,</span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:宋體">等</span>.<span style="font-family:宋體">植入式無(wú)源無(wú)線聲表面波溫度傳感檢測(cè)系統(tǒng)</span><span style="font-family:Times New Roman,Times,serif">[J]</span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="font-family:Times New Roman,Times,serif">.</span><span style="font-family:宋體">浙江大學(xué)學(xué)報(bào)工學(xué)版</span><span style="font-family:Times New Roman,Times,serif">,2011,45(11):2068-2072</span></span></span></span></span></span></span></span></p>
<p align="justify" class="p" style="text-align:justify"><span style="font-size:12pt"><span style="background-color:#ffffff"><span style="text-justify:inter-ideograph"><span style="line-height:150%"><span style="font-family:Calibri"><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'">[4]</span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"> <span style="font-family:宋體">陳金</span><span style="font-family:Times New Roman,Times,serif">,</span><span style="font-family:宋體">覃奇</span><span style="font-family:Times New Roman,Times,serif">,</span><span style="font-family:宋體">彭光妮</span><span style="font-family:Times New Roman,Times,serif">,</span><span style="font-family:宋體">等</span><span style="font-family:Times New Roman,Times,serif">.</span><span style="font-family:宋體">聲表面波溫度傳感器在電力系統(tǒng)狀態(tài)監(jiān)測(cè)中的應(yīng)用</span><span style="font-family:Times New Roman,Times,serif">[J].</span><span style="font-family:宋體">電氣技術(shù)</span><span style="font-family:Times New Roman,Times,serif">,2011,(12):93-95</span></span></span></span></span></span></span></span></p>
<p align="justify" class="p" style="text-align:justify"><span style="font-size:12pt"><span style="background-color:#ffffff"><span style="text-justify:inter-ideograph"><span style="line-height:150%"><span style="font-family:Calibri"><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'">[</span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="font-family:Times New Roman,Times,serif">5</span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'">]</span></span> <span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:宋體">肖鳴山</span>,<span style="font-family:宋體">宋道仁 編</span><span style="font-family:Times New Roman,Times,serif">.</span><span style="font-family:宋體">聲表面波器件基礎(chǔ)</span><span style="font-family:Times New Roman,Times,serif">[M].</span><span style="font-family:宋體">山東科技技術(shù)出版社</span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="font-family:Times New Roman,Times,serif">,</span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'">1980</span></span></span></span></span></span></span></p>
<p align="justify" class="p" style="text-align:justify"><span style="font-size:12pt"><span style="background-color:#ffffff"><span style="text-justify:inter-ideograph"><span style="line-height:150%"><span style="font-family:Calibri"><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'">[</span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="font-family:Times New Roman,Times,serif">6</span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'">]</span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"> <span style="font-family:宋體">游冠軍</span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'">,</span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="font-family:宋體">胡益華</span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'">,</span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="font-family:宋體">陸申龍</span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'">,</span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="font-family:宋體">趙天相</span><span style="font-family:Times New Roman,Times,serif">.</span><span style="font-family:宋體">集成溫度傳感器</span><span style="font-family:Times New Roman,Times,serif">AD590</span><span style="font-family:宋體">的電路原理及其在測(cè)溫和溫控中的應(yīng)用</span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'">[</span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="font-family:Times New Roman,Times,serif">J</span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'">]</span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="font-family:Times New Roman,Times,serif">.</span><span style="font-family:宋體">復(fù)旦大學(xué)</span><span style="font-family:Times New Roman,Times,serif">,</span><span style="font-family:宋體">大學(xué)物理實(shí)驗(yàn)</span><span style="font-family:Times New Roman,Times,serif">2000</span></span></span></span></span></span></span></span></p>
<p align="justify" class="p" style="text-align:justify"><span style="font-size:12pt"><span style="background-color:#ffffff"><span style="text-justify:inter-ideograph"><span style="line-height:150%"><span style="font-family:Calibri"><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'">[</span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="font-family:Times New Roman,Times,serif">7</span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'">]</span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"> <span style="font-family:宋體">葉鶴林</span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'">,</span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="font-family:宋體">陳國(guó)鋒</span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'">,</span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="font-family:宋體">陳霞</span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'">,</span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="font-family:宋體">陳琳</span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'">,</span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="font-family:宋體">葉國(guó)軍</span><span style="font-family:Times New Roman,Times,serif">.</span><span style="font-family:宋體">基于聲表面波特性的無(wú)源無(wú)線測(cè)溫技術(shù)在電力系統(tǒng)的應(yīng)用研究</span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'">[J]</span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="font-family:Times New Roman,Times,serif">.</span><span style="font-family:宋體">電工技術(shù)</span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:Times New Roman,Times,serif">·</span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="font-family:宋體">理論與研究</span></span></span></span></span></span></span></span></p>
<p align="justify" class="p" style="text-align:justify"><span style="font-size:12pt"><span style="background-color:#ffffff"><span style="text-justify:inter-ideograph"><span style="line-height:150%"><span style="font-family:Calibri"><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'">[</span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="font-family:Times New Roman,Times,serif">8</span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'">]</span></span> <span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'"><span style="font-family:宋體">彭庶修</span>,<span style="font-family:宋體">吳漢水</span><span style="font-family:Times New Roman,Times,serif">,</span><span style="font-family:宋體">占俐琳</span></span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="font-family:Times New Roman,Times,serif">.</span><span style="font-family:宋體">半導(dǎo)體</span><span style="font-family:Times New Roman,Times,serif">PN</span><span style="font-family:宋體">結(jié)測(cè)溫實(shí)驗(yàn)的設(shè)計(jì)</span></span></span><span style="font-size:12.0000pt"><span style="font-family:'Times New Roman'">[J]</span></span><span style="font-size:12.0000pt"><span style="font-family:宋體"><span style="font-family:Times New Roman,Times,serif">.</span><span style="font-family:宋體">實(shí)驗(yàn)技術(shù)與管理</span><span style="font-family:Times New Roman,Times,serif">2007</span></span></span></span></span></span></span></span></p>
<p align="justify" class="p" style="text-align:justify; text-indent:0.0000pt"><span style="font-size:12pt"><span style="background-color:#ffffff"><span style="text-justify:inter-ideograph"><span style="line-height:150%"><span style="font-family:Calibri"> </span></span></span></span></span></p>
話題討論
話題討論1:
SAW測(cè)溫技術(shù)在高壓開關(guān)柜溫度監(jiān)測(cè)中具有顯著優(yōu)勢(shì)，隨著技術(shù)進(jìn)步和成本下降，其應(yīng)用前景廣闊。建議結(jié)合實(shí)際需求，逐步推廣該技術(shù)，提升高壓開關(guān)柜的運(yùn)行安全性和可靠性。
2024-04-18 13:41:43
回復(fù)回復(fù)1:
無(wú)需與帶電體直接接觸，安全性高，且不影響設(shè)備正常運(yùn)行。
2025-01-07 18:32:17
回復(fù)話題討論2:
建議：關(guān)鍵部位監(jiān)測(cè)： 重點(diǎn)監(jiān)測(cè)斷路器觸頭、母線連接處等易發(fā)熱部位。 多傳感器布置： 根據(jù)柜體結(jié)構(gòu)和發(fā)熱情況，合理布置多個(gè)傳感器，實(shí)現(xiàn)全面監(jiān)測(cè)。 數(shù)據(jù)融合分析： 結(jié)合其他監(jiān)測(cè)數(shù)據(jù)（如電流、電壓），進(jìn)行綜合分析，提升故障診斷準(zhǔn)確性。 系統(tǒng)集成： 將SAW測(cè)溫系統(tǒng)與現(xiàn)有在線監(jiān)測(cè)系統(tǒng)集成，實(shí)現(xiàn)統(tǒng)一管理。 標(biāo)準(zhǔn)制定： 推動(dòng)相關(guān)技術(shù)標(biāo)準(zhǔn)的制定，規(guī)范應(yīng)用。
2024-09-11 19:29:17
回復(fù)