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<p align="center" style="margin-right:14px; text-align:center"><span style="font-family:SimSun"><span style="font-size:10.5pt"><span style="line-height:150%"><span new="" roman="" times=""><span style="font-size:16.0000pt"><span style="line-height:150%">一種12kV環(huán)保氣體絕緣環(huán)網(wǎng)柜的研制</span></span></span></span></span></span></p> <p style="text-align:left"><span style="font-family:SimSun"><span style="font-size:10.5pt"><span style="line-height:150%"><span new="" roman="" times=""><strong><span style="font-size:10.5000pt"><span style="line-height:150%">摘要</span></span></strong><strong><span style="font-size:12.0000pt"><span style="line-height:150%">：</span></span></strong><span style="font-size:10.5000pt"><span style="color:#000000">針對SF6氣體絕緣環(huán)網(wǎng)柜存在的溫室</span></span><span style="font-size:10.5000pt"><span style="line-height:150%">效應(yīng)問題，開發(fā)出一種12kV環(huán)保氣體絕緣環(huán)網(wǎng)柜。該環(huán)網(wǎng)柜</span></span><span style="font-size:10.5000pt"><span style="color:#000000">以干凈氮?dú)饨^緣</span></span><span style="font-size:10.5000pt"><span style="color:#000000">，融合真空開斷技術(shù)</span></span><span style="font-size:10.5000pt"><span style="color:#000000">，</span></span><span style="font-size:10.5000pt"><span style="line-height:150%">通過采取復(fù)合絕緣，加裝、增加傘裙等措施解決絕緣設(shè)計(jì)關(guān)鍵問題，新設(shè)計(jì)的環(huán)網(wǎng)柜通過型式試驗(yàn)驗(yàn)證。該產(chǎn)品保持了環(huán)網(wǎng)柜體積小的特點(diǎn)，兼顧了環(huán)保性能，符合智能電網(wǎng)節(jié)能減排建設(shè)要求。</span></span></span></span></span></span></p> <p style="text-align:left"><span style="font-family:SimSun"><span style="font-size:10.5pt"><span style="line-height:150%"><span new="" roman="" times=""><strong><span style="font-size:10.5000pt"><span style="line-height:150%">關(guān)鍵詞</span></span></strong><strong><span style="font-size:12.0000pt"><span style="line-height:150%">：</span></span></strong><span style="font-size:10.5000pt"><span style="line-height:150%">氮?dú)饨^緣；環(huán)網(wǎng)柜；</span></span><span style="font-size:10.5000pt"><span style="line-height:150%">絕緣</span></span><span style="font-size:10.5000pt"><span style="line-height:150%">性能；試驗(yàn)驗(yàn)證</span></span></span></span></span></span></p> <p align="center" style="text-align:center"><span style="font-family:SimSun"><span style="font-size:10.5pt"><span style="line-height:150%"><span new="" roman="" times=""><span style="font-size:15.0000pt"><span style="line-height:150%">Development of a 12kV environment-protection gas-insulated ring main unit</span></span></span></span></span></span></p> <p align="center" style="text-align:center"><span style="font-family:SimSun"><span style="font-size:10.5pt"><span style="line-height:150%"><span new="" roman="" times=""><span style="font-size:10.5000pt"><span style="line-height:150%">Wang Yulong，Kong Xiangchong，Peng Fengjuan，Yang Kun</span></span></span></span></span></span></p> <p align="center" style="text-align:center"><span style="font-family:SimSun"><span style="font-size:10.5pt"><span style="line-height:150%"><span new="" roman="" times=""><span style="font-size:10.5000pt"><span style="color:#000000">（1.QingdaoYihe Electric Group Co., Ltd., Qingdao 266510,China；2.Electrical research institute of Huangdao District, Qingdao，266510，China）</span></span></span></span></span></span></p> <p style="text-align:justify"><span style="font-family:SimSun"><span style="font-size:10.5pt"><span style="line-height:150%"><span new="" roman="" times=""><strong><span style="font-size:10.5000pt"><span style="line-height:150%"><span style="color:#000000">Abstract:</span></span></span></strong><strong>&nbsp;</strong><span style="font-size:10.5000pt"><span style="line-height:150%">In view of the greenhouse effect problem of SF6 gas-insulated ring main unit, a 12kV environment-protection gas-insulated ring main unit is developed. </span></span><span style="font-size:10.5000pt"><span style="line-height:150%">The ring main unit is insulated with clean nitrogen and integrated with vacuum breaking technology. The key problems of insulation design are solved by adopting composite insulation, adding umbrella skirt and other measures. The newly designed ring main unit has passed the type test verification.</span></span><span style="font-size:10.5000pt"><span style="line-height:150%">&nbsp;The product maintains the characteristics size of the ring main unit, takes into account the environmental protection performance, and meets the requirements of energy saving and emission reduction construction of smart grid.</span></span></span></span></span></span></p> <p style="text-align:justify"><span style="font-family:SimSun"><span style="font-size:10.5pt"><span style="line-height:150%"><span new="" roman="" times=""><strong><span style="font-size:10.5000pt"><span style="line-height:150%">Key words: </span></span></strong><span style="font-size:10.5000pt"><span style="line-height:150%">nitrogen insulation; ring main unit; insulating performance; verification</span></span></span></span></span></span></p> <p style="text-align:left">&nbsp;</p> <p style="text-align:left"><span style="font-family:SimSun"><span style="font-size:10.5pt"><span style="line-height:150%"><span new="" roman="" times=""><strong><span style="font-size:10.5000pt"><span style="line-height:150%">引言</span></span></strong></span></span></span></span></p> <p style="text-align:left; text-indent:21.0000pt"><span style="font-family:SimSun"><span style="font-size:10.5pt"><span style="line-height:150%"><span new="" roman="" times=""><span style="font-size:10.5000pt"><span style="color:#000000">節(jié)能減排、新能源是低碳經(jīng)濟(jì)的要義，也是</span></span><span style="font-size:10.5000pt"><span style="color:#000000">當(dāng)前</span></span><span style="font-size:10.5000pt"><span style="color:#000000">智能電網(wǎng)</span></span><span style="font-size:10.5000pt"><span style="color:#000000">發(fā)展</span></span><span style="font-size:10.5000pt"><span style="color:#000000">要</span></span><span style="font-size:10.5000pt"><span style="color:#000000">求。SF6氣體絕緣環(huán)網(wǎng)柜性能優(yōu)越，成本較低，在二次配電和環(huán)網(wǎng)供電系統(tǒng)中得到廣泛的應(yīng)用，但在《京都議定書》中，</span></span><span style="font-size:10.5000pt"><span style="color:#000000">SF6</span></span><span style="font-size:10.5000pt"><span style="color:#000000">氣體是受到限制的溫室氣體</span></span>^{<span style="font-size:10.5000pt"><span style="vertical-align:super">[</span></span>}^{<span style="font-size:10.5000pt"><span style="vertical-align:super">1</span></span>}^{<span style="font-size:10.5000pt"><span style="vertical-align:super">]</span></span>}<span style="font-size:10.5000pt"><span style="color:#000000">，一些國家和地區(qū)對溫室氣體的使用提出了控制措施，減少或去除SF6氣體使用是當(dāng)前12kV環(huán)網(wǎng)柜產(chǎn)品發(fā)展趨勢</span></span>^{<span style="font-size:10.5000pt"><span style="vertical-align:super">[</span></span>}^{<span style="font-size:10.5000pt"><span style="vertical-align:super">2</span></span>}^{<span style="font-size:10.5000pt"><span style="vertical-align:super">]</span></span>}<span style="font-size:10.5000pt"><span style="color:#000000">。該項(xiàng)目即針對SF6氣體絕緣環(huán)網(wǎng)柜存在的溫室效應(yīng)問題開展研究，采用干燥氮?dú)?lt;/span></span><span style="font-size:10.5000pt">絕緣介質(zhì)+真空滅弧技術(shù)</span><span style="font-size:10.5000pt"><span style="color:#000000">替代</span></span><span style="font-size:10.5000pt"><span style="color:#000000">SF6</span></span><span style="font-size:10.5000pt"><span style="color:#000000">的應(yīng)用，同時(shí)考慮了開關(guān)設(shè)備的安全性、可靠性和運(yùn)行連續(xù)性等電氣性能，研制出一種12kV環(huán)保氣體絕緣環(huán)網(wǎng)柜，本文對該環(huán)網(wǎng)柜做一概要介紹。</span></span></span></span></span></span></p> <p style="text-align:justify"><span style="font-family:SimSun"><span style="font-size:10.5pt"><span style="line-height:150%"><span new="" roman="" times=""><strong><span style="font-size:10.5000pt"><span style="line-height:150%">1 整體結(jié)構(gòu)及主要額定技術(shù)參數(shù)</span></span></strong></span></span></span></span></p> <p style="text-align:left; text-indent:21.0000pt"><span style="font-family:SimSun"><span style="font-size:10.5pt"><span style="line-height:150%"><span new="" roman="" times=""><span style="font-size:10.5000pt"><span style="color:#000000">基于SF6充氣環(huán)網(wǎng)柜的結(jié)構(gòu)基礎(chǔ)，以干凈氮?dú)馓娲鶶F6氣體絕緣</span></span>^{<span style="font-size:10.5000pt"><span style="vertical-align:super">[</span></span>}^{<span style="font-size:10.5000pt"><span style="vertical-align:super">3</span></span>}^{<span style="font-size:10.5000pt"><span style="vertical-align:super">]</span></span>}<span style="font-size:10.5000pt"><span style="color:#000000">，融合真空開斷技術(shù)</span></span><span style="font-size:10.5000pt"><span style="color:#000000">，對斷路器、負(fù)荷開關(guān)、三工位開關(guān)等主要零部件進(jìn)行了設(shè)計(jì)創(chuàng)新，研制出一種12kV環(huán)保氣體環(huán)網(wǎng)柜，產(chǎn)品整體結(jié)構(gòu)與SF6環(huán)網(wǎng)柜產(chǎn)品類似，主要</span></span><span style="font-size:10.5000pt"><span style="color:#000000">由柜體和</span></span><span style="font-size:10.5000pt"><span style="color:#000000">充氣箱體</span></span><span style="font-size:10.5000pt"><span style="color:#000000">兩大部分組成</span></span><span style="font-size:10.5000pt"><span style="color:#000000">，模塊化設(shè)計(jì)，主要功能單元由斷路器/負(fù)荷</span></span><span style="font-size:10.5000pt"><span style="color:#000000">開關(guān)</span></span><span style="font-size:10.5000pt"><span style="color:#000000">室、操作機(jī)構(gòu)室、電纜室、低壓室</span></span><span style="font-size:10.5000pt"><span style="color:#000000">及</span></span><span style="font-size:10.5000pt"><span style="color:#000000">泄壓通道組成，可形成一到五單元的標(biāo)準(zhǔn)柜型及擴(kuò)展柜型，基本柜型有斷路器柜、負(fù)荷開關(guān)柜柜型，擴(kuò)展柜型有PT、計(jì)量、分段、兩進(jìn)一出等，分為獨(dú)立單元型和單元共箱型，產(chǎn)品結(jié)構(gòu)示意如圖1、圖2所示。</span></span></span></span></span></span></p> <div><span style="font-family:SimSun"><img alt="" src="http://www.americo-financial.com.cn/upload/77/4eae9ff8d3fa384a8e3cc00056a481.png" style="border:0;max-width:100%;" /></span></div> <p style="text-align:justify; text-indent:92.0500pt"><span style="font-family:SimSun"><span style="font-size:10.5pt"><span style="line-height:150%"><span new="" roman="" times="">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span></span></span></span></p> <div><span style="font-family:SimSun"><img alt="" src="http://www.americo-financial.com.cn/upload/e0/415c6a89dd98320677ba3b6315e52d.png" style="border:0;max-width:100%;" /></span></div> <p style="text-align:justify; text-indent:89.2500pt"><span style="font-family:SimSun"><span style="font-size:10.5pt"><span style="line-height:150%"><span new="" roman="" times=""><span style="font-size:10.5000pt"><span style="color:#000000">圖1 斷路器柜結(jié)構(gòu)示意圖 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;圖2 兩進(jìn)一出方案結(jié)構(gòu)示意圖</span></span></span></span></span></span></p> <p style="text-align:left"><span style="font-family:SimSun"><span style="font-size:10.5pt"><span style="line-height:150%"><span new="" roman="" times=""><strong><span style="font-size:10.5000pt"><span style="line-height:150%">2 主要技術(shù)設(shè)計(jì)</span></span></strong></span></span></span></span></p> <p style="text-align:justify; text-indent:21.0000pt"><span style="font-family:SimSun"><span style="font-size:10.5pt"><span style="line-height:150%"><span new="" roman="" times=""><span style="font-size:10.5000pt"><span style="line-height:150%">本產(chǎn)品整體性能的實(shí)現(xiàn)，主要是結(jié)合產(chǎn)品要實(shí)現(xiàn)的技術(shù)要求，依據(jù)GB/T 3906、DL/T 404等相關(guān)設(shè)計(jì)標(biāo)準(zhǔn)，在SF6充氣環(huán)網(wǎng)柜的基礎(chǔ)上，在保證外形尺寸盡可能小的情況下，對充氣箱體內(nèi)部單元結(jié)構(gòu)進(jìn)行設(shè)計(jì)，逐步解決各結(jié)構(gòu)單元絕緣、電連接、機(jī)械特性調(diào)試、充氣箱體配合生產(chǎn)線制造工藝設(shè)計(jì)等關(guān)鍵技術(shù)問題而展開設(shè)計(jì)</span></span>^{<span style="font-size:10.5000pt"><span style="vertical-align:super">[</span></span>}^{<span style="font-size:10.5000pt"><span style="vertical-align:super">4</span></span>}^{<span style="font-size:10.5000pt"><span style="vertical-align:super">] [</span></span>}^{<span style="font-size:10.5000pt"><span style="vertical-align:super">5</span></span>}^{<span style="font-size:10.5000pt"><span style="vertical-align:super">]</span></span>}<span style="font-size:10.5000pt"><span style="line-height:150%">。</span></span></span></span></span></span></p> <p style="text-align:justify"><span style="font-family:SimSun"><span style="font-size:10.5pt"><span style="line-height:150%"><span new="" roman="" times=""><span style="font-size:10.5000pt"><span style="line-height:150%">2.1 母線及電纜出線部分結(jié)構(gòu)設(shè)計(jì)</span></span></span></span></span></span></p> <p style="text-align:justify"><span style="font-family:SimSun"><span style="font-size:10.5pt"><span style="line-height:150%"><span new="" roman="" times=""><span style="font-size:10.5000pt"><span style="line-height:150%">&nbsp;&nbsp;&nbsp;&nbsp;母線部分結(jié)構(gòu)簡單，主要由主母線</span></span><span style="font-size:10.5000pt"><span style="line-height:150%">排</span></span><span style="font-size:10.5000pt"><span style="line-height:150%">、分支母線及母線絕緣子組成，主母排安裝結(jié)構(gòu)為橫向前后排列，相間距為150mm，新設(shè)計(jì)的母線絕緣子通過增加傘裙</span></span><span style="font-size:10.5000pt"><span style="line-height:150%">增大</span></span><span style="font-size:10.5000pt"><span style="line-height:150%">了</span></span><span style="font-size:10.5000pt"><span style="line-height:150%">爬電距離</span></span><span style="font-size:10.5000pt"><span style="line-height:150%">，來提高產(chǎn)品的絕緣性能。</span></span></span></span></span></span></p> <p style="text-align:justify"><span style="font-family:SimSun"><span style="font-size:10.5pt"><span style="line-height:150%"><span new="" roman="" times=""><span style="font-size:10.5000pt"><span style="line-height:150%">2.2 斷路器（或負(fù)荷開關(guān)）單元結(jié)構(gòu)設(shè)計(jì)</span></span></span></span></span></span></p> <p style="text-align:justify; text-indent:21.0000pt"><span style="font-family:SimSun"><span style="font-size:10.5pt"><span style="line-height:150%"><span new="" roman="" times=""><span style="font-size:10.5000pt"><span style="line-height:150%">斷路器單元結(jié)構(gòu)設(shè)計(jì)的難點(diǎn)和重點(diǎn)，在于絕緣結(jié)構(gòu)設(shè)計(jì)，在斷路器的絕緣設(shè)計(jì)過程中進(jìn)行了大量的試驗(yàn)，從簡易斷路器到試驗(yàn)樣機(jī)的正式成型，期間經(jīng)歷了多次大的改進(jìn)，最終確定通過采取絕緣隔板等復(fù)合絕緣的方式來提高絕緣性能，并不斷調(diào)整絕緣板的位置、間距等多方面與箱體的配合，直至滿足絕緣性能要求，定型的斷路器結(jié)構(gòu)示意如圖3所示。新設(shè)計(jì)的絕緣護(hù)板</span></span><span style="font-size:10.5000pt"><span style="line-height:150%">設(shè)</span></span><span style="font-size:10.5000pt"><span style="line-height:150%">有</span></span><span style="font-size:10.5000pt"><span style="line-height:150%">凸臺，利用凸臺將每相給隔離開來，同時(shí)利用凸臺優(yōu)化電場，加強(qiáng)了絕緣強(qiáng)度，防止相間及對地出現(xiàn)放電現(xiàn)象。</span></span><span style="font-size:10.5000pt"><span style="line-height:150%">兩絕緣護(hù)板同時(shí)</span></span><span style="font-size:10.5000pt"><span style="line-height:150%">設(shè)置U型凸起</span></span><span style="font-size:10.5000pt"><span style="line-height:150%">，用來加強(qiáng)左右</span></span><span style="font-size:10.5000pt"><span style="line-height:150%">絕緣護(hù)板</span></span><span style="font-size:10.5000pt"><span style="line-height:150%">的強(qiáng)度，防止絕緣護(hù)板變形。由絕緣護(hù)板形成的整體</span></span><span style="font-size:10.5000pt"><span style="line-height:150%">絕緣保護(hù)裝置</span></span><span style="font-size:10.5000pt"><span style="line-height:150%">不僅起到</span></span><span style="font-size:10.5000pt"><span style="line-height:150%">支撐作用，而且做到了每相的包覆，電</span></span><span style="font-size:10.5000pt"><span style="line-height:150%">場</span></span><span style="font-size:10.5000pt"><span style="line-height:150%">均勻，</span></span><span style="font-size:10.5000pt"><span style="line-height:150%">提高了</span></span><span style="font-size:10.5000pt"><span style="line-height:150%">相間及對地絕緣性能。</span></span><span style="font-size:10.5000pt"><span style="line-height:150%">負(fù)荷開關(guān)單元與斷路器外形結(jié)構(gòu)相同，不同之處在于操作機(jī)構(gòu)和面板上的主接線模擬線不同。</span></span></span></span></span></span></p> <p style="text-align:justify"><span style="font-family:SimSun"><span style="font-size:10.5pt"><span style="line-height:150%"><span new="" roman="" times=""><span style="font-size:10.5000pt"><span style="line-height:150%">2.3 三工位開關(guān)單元結(jié)構(gòu)設(shè)計(jì)</span></span></span></span></span></span></p> <p style="margin-right:2px; text-align:justify; text-indent:21.0000pt"><span style="font-family:SimSun"><span style="font-size:10.5pt"><span style="line-height:150%"><span new="" roman="" times=""><span style="font-size:10.5000pt"><span style="line-height:150%">三工位開關(guān)單元結(jié)構(gòu)的設(shè)計(jì)是在SF6產(chǎn)品結(jié)構(gòu)基礎(chǔ)上，通過增大觸頭間距，加長絕緣材料，加裝傘裙等方法解決支撐絕緣、沿面絕緣等問題，設(shè)計(jì)一種主軸與絕緣件一體式新型絕緣主軸，在絕緣</span></span><span style="font-size:10.5000pt"><span style="line-height:150%">主軸且位于每個(gè)動(dòng)觸頭安裝臂兩側(cè)分別</span></span><span style="font-size:10.5000pt"><span style="line-height:150%">設(shè)計(jì)若干個(gè)傘裙</span></span><span style="font-size:10.5000pt"><span style="line-height:150%">來增加爬電距離</span></span><span style="font-size:10.5000pt"><span style="line-height:150%">，來提高其絕緣性能。三工位開關(guān)單元結(jié)構(gòu)示意如圖4所示。</span></span></span></span></span></span></p> <div><span style="font-family:SimSun"><img alt="" src="http://www.americo-financial.com.cn/upload/59/15d0c583b57a990392e078a1dbba00.png" style="border:0;max-width:100%;" /></span></div> <p style="text-align:justify; text-indent:42.0000pt"><span style="font-family:SimSun"><span style="font-size:10.5pt"><span style="line-height:150%"><span new="" roman="" times="">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span></span></span></span></p> <div><span style="font-family:SimSun"><img alt="" src="http://www.americo-financial.com.cn/upload/32/49e27d17779f470fdd152d302d34be.png" style="border:0;max-width:100%;" /></span></div> <p style="text-align:justify; text-indent:57.7500pt"><span style="font-family:SimSun"><span style="font-size:10.5pt"><span style="line-height:150%"><span new="" roman="" times=""><span style="font-size:10.5000pt"><span style="line-height:150%">圖5 斷路器單元結(jié)構(gòu)示意圖 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;圖6 三工位開關(guān)單元結(jié)構(gòu)示意圖</span></span></span></span></span></span></p> <p style="text-align:justify"><span style="font-family:SimSun"><span style="font-size:10.5pt"><span style="line-height:150%"><span new="" roman="" times=""><span style="font-size:10.5000pt"><span style="line-height:150%">2.4 電纜出線部分設(shè)計(jì)</span></span></span></span></span></span></p> <p style="text-align:justify; text-indent:21.0000pt"><span style="font-family:SimSun"><span style="font-size:10.5pt"><span style="line-height:150%"><span new="" roman="" times=""><span style="font-size:10.5000pt"><span style="line-height:150%">電纜出線部分結(jié)構(gòu)為橫向左右布置，相間距為150mm，為提高絕緣性能，合理設(shè)計(jì)出線絕緣子形狀，優(yōu)化內(nèi)部嵌件外形，將電位梯度分布盡量集中在固體絕緣材料中，增加傘裙數(shù)量加大了爬電距離，提高了絕緣性能。</span></span></span></span></span></span></p> <p style="text-align:justify"><span style="font-family:SimSun"><span style="font-size:10.5pt"><span style="line-height:150%"><span new="" roman="" times=""><span style="font-size:10.5000pt"><span style="line-height:150%">2.5 操作機(jī)構(gòu)</span></span></span></span></span></span></p> <p class="15" style="text-indent:21.0000pt"><span style="font-family:SimSun"><span style="line-height:150%"><span style="font-size:10.5000pt"><span style="line-height:150%">斷路器、負(fù)荷開關(guān)及三工位開關(guān)均采用彈簧操作機(jī)構(gòu)，在機(jī)構(gòu)的設(shè)計(jì)過程中，盡可能使零部件少，傳動(dòng)簡潔，為滿足與開關(guān)本體的匹配問題，包括分合閘速度、同期、觸頭壓力，動(dòng)刀咬合位置等，通過不斷的改變分合閘簧，微調(diào)輸出角度的方法，經(jīng)過大量的試驗(yàn)及模擬驗(yàn)證而最終定型。</span></span></span></span></p> <p style="text-align:justify"><span style="font-family:SimSun"><span style="font-size:10.5pt"><span style="line-height:150%"><span new="" roman="" times=""><span style="font-size:10.5000pt"><span style="line-height:150%">2.6 充氣箱體</span></span></span></span></span></span></p> <p style="text-align:justify"><span style="font-family:SimSun"><span style="font-size:10.5pt"><span style="line-height:150%"><span new="" roman="" times=""><span style="font-size:10.5000pt"><span style="line-height:150%">&nbsp;&nbsp;&nbsp;&nbsp;充氣箱體的設(shè)計(jì)主要需要考慮因素有：箱體大小，密封性能，配合我廠的生產(chǎn)流水線安裝方便。難點(diǎn)主要集中在斷路器的固定方式和機(jī)械特性測試傳感器的安裝位置。斷路器前面為箱體焊接螺栓固定，斷路器既要固定牢靠又要滿足傳動(dòng)軸與機(jī)構(gòu)的同心度，這就對箱體焊接工藝和開孔尺寸提出了更高的要求。斷路器后端開始采用橫向固定，后來發(fā)現(xiàn)安裝難度大，單柜時(shí)因空間有限缺乏受力空間，后改為縱向固定，中間加裝托槽，省時(shí)省力安裝方便，提高安裝效率。箱體內(nèi)部通過采用絕緣隔板組成的新型絕緣保護(hù)裝置保持了與SF6環(huán)網(wǎng)柜同等的結(jié)構(gòu)緊湊小巧的外形尺寸。密封性能，通過合理設(shè)計(jì)密封槽，先進(jìn)的機(jī)器人焊縫自動(dòng)尋位、焊接生產(chǎn)線，同步抽真空氦檢漏，組裝生產(chǎn)線等先進(jìn)制造工藝保證了產(chǎn)品質(zhì)量及相應(yīng)的密封性。</span></span></span></span></span></span></p> <p style="text-align:left"><span style="font-family:SimSun"><span style="font-size:10.5pt"><span style="line-height:150%"><span new="" roman="" times=""><strong><span style="font-size:10.5000pt"><span style="line-height:150%">3 試驗(yàn)驗(yàn)證</span></span></strong></span></span></span></span></p> <p style="text-align:justify; text-indent:21.0000pt"><span style="font-family:SimSun"><span style="font-size:10.5pt"><span style="line-height:150%"><span new="" roman="" times=""><span style="font-size:10.5000pt"><span style="line-height:150%">通過三維模擬裝配、電場模擬分析計(jì)算、反復(fù)的摸底試驗(yàn)驗(yàn)證，樣機(jī)結(jié)構(gòu)不斷優(yōu)化，性能逐步完善提高，研制成功的試驗(yàn)樣機(jī)通過了絕緣、動(dòng)熱、溫升、機(jī)械壽命、容量、內(nèi)部燃弧、外殼防護(hù)等級等型式試驗(yàn)驗(yàn)證，產(chǎn)品性能符合GB3906等有關(guān)標(biāo)準(zhǔn)要求。產(chǎn)品實(shí)現(xiàn)采用</span></span><span style="font-size:10.5000pt"><span style="line-height:150%">干燥氮?dú)?lt;/span></span><span style="font-size:10.5000pt"><span style="line-height:150%">+真空滅弧環(huán)保氣體絕緣技術(shù)保持了環(huán)網(wǎng)柜結(jié)構(gòu)緊湊，體積小巧的特點(diǎn)。</span></span>&nbsp;</span></span></span></span></p> <p style="text-align:left"><span style="font-family:SimSun"><span style="font-size:10.5pt"><span style="line-height:150%"><span new="" roman="" times=""><strong><span style="font-size:10.5000pt"><span style="line-height:150%">4 結(jié)語</span></span></strong></span></span></span></span></p> <p style="text-align:justify; text-indent:21.0000pt"><span style="font-family:SimSun"><span style="font-size:10.5pt"><span style="line-height:150%"><span new="" roman="" times=""><span style="font-size:10.5000pt"><span style="line-height:150%">本文設(shè)計(jì)和試制成功的12kV環(huán)保氣體絕緣環(huán)網(wǎng)柜，</span></span><span style="font-size:10.5000pt"><span style="line-height:150%">因干燥氮?dú)獾慕^緣能力遠(yuǎn)遠(yuǎn)小于SF6氣體，</span></span><span style="font-size:10.5000pt"><span style="line-height:150%">要保持和SF6充氣柜同等的緊湊性和小巧的結(jié)構(gòu)優(yōu)勢，絕緣設(shè)計(jì)是該環(huán)網(wǎng)柜的研制重點(diǎn)和難點(diǎn)，相間通過增加絕緣隔板等復(fù)合絕緣技術(shù)的方法，來解決斷路器、負(fù)荷開關(guān)等結(jié)構(gòu)單元相間、對地等間隙絕緣的問題，通過增大觸頭間距，加長絕緣材料，加裝、增加傘裙等方法解決三工位開關(guān)、主母線等結(jié)構(gòu)單元支撐絕緣、沿面絕緣問題，經(jīng)型式試驗(yàn)驗(yàn)證，該絕緣結(jié)構(gòu)設(shè)計(jì)合理，同時(shí)解決箱體密封、主回路電連接、機(jī)械傳動(dòng)及特性調(diào)試等技術(shù)問題，研制出的12kV環(huán)保氣體絕緣環(huán)網(wǎng)柜，在秉承環(huán)網(wǎng)柜體積小巧的同時(shí)，兼顧了環(huán)保性能，整體通過全套型式試驗(yàn)項(xiàng)目驗(yàn)證（包括內(nèi)部燃弧、外殼防護(hù)等級），該環(huán)網(wǎng)柜技術(shù)性能完全符合GB3906等有關(guān)標(biāo)準(zhǔn)要求，滿足當(dāng)前市場需求。</span></span></span></span></span></span></p> <p align="center" style="text-align:center"><span style="font-family:SimSun"><span style="font-size:10.5pt"><span new="" roman="" times=""><strong><span style="font-size:10.5000pt">參考文獻(xiàn)</span></strong></span></span></span></p> <p style="text-align:justify"><span style="font-family:SimSun"><span style="font-size:10.5pt"><span style="line-height:150%"><span new="" roman="" times=""><span style="font-size:10.5000pt"><span style="line-height:150%">[1]</span></span><span style="font-size:10.5000pt"><span style="line-height:150%">&nbsp;戴國權(quán)</span></span><span style="font-size:10.5000pt"><span style="line-height:150%">.韓福亮.</span></span><span style="font-size:10.5000pt"><span style="line-height:150%">12kV環(huán)保氣體絕緣環(huán)網(wǎng)柜的發(fā)展研究</span></span><span style="font-size:10.5000pt"><span style="line-height:150%">[J].防衛(wèi)工程,</span></span><span style="font-size:10.5000pt"><span style="line-height:150%">2018</span></span><span style="font-size:10.5000pt"><span style="line-height:150%">（</span></span><span style="font-size:10.5000pt"><span style="line-height:150%">5）</span></span><span style="font-size:10.5000pt"><span style="line-height:150%">.</span></span></span></span></span></span></p> <p style="text-align:justify"><span style="font-family:SimSun"><span style="font-size:10.5pt"><span style="line-height:150%"><span new="" roman="" times=""><span style="font-size:10.5000pt"><span style="line-height:150%">[</span></span><span style="font-size:10.5000pt"><span style="line-height:150%">2</span></span><span style="font-size:10.5000pt"><span style="line-height:150%">]</span></span>&nbsp;<span style="font-size:10.5000pt"><span style="line-height:150%">孫竹森.蘭劍.環(huán)保型金屬封閉開關(guān)設(shè)備的技術(shù)特點(diǎn)與發(fā)展趨勢[J].中國電業(yè), 2014, (6):53-56.</span></span></span></span></span></span></p> <p style="text-align:justify"><span style="font-family:SimSun"><span style="font-size:10.5pt"><span style="line-height:150%"><span new="" roman="" times=""><span style="font-size:10.5000pt"><span style="line-height:150%">[</span></span><span style="font-size:10.5000pt"><span style="line-height:150%">4</span></span><span style="font-size:10.5000pt"><span style="line-height:150%">]</span></span>&nbsp;<span style="font-size:10.5000pt"><span style="line-height:150%">錢立驍.陳慎言. 12~24kV氮?dú)饨^緣環(huán)網(wǎng)柜的研制[J].高電壓技術(shù), 2014, 40(12):3717-3724.</span></span></span></span></span></span></p> <p style="text-align:justify"><span style="font-family:SimSun"><span style="font-size:10.5pt"><span style="line-height:150%"><span new="" roman="" times=""><span style="font-size:10.5000pt"><span style="line-height:150%">[</span></span><span style="font-size:10.5000pt"><span style="line-height:150%">3</span></span><span style="font-size:10.5000pt"><span style="line-height:150%">]</span></span>&nbsp;<span style="font-size:10.5000pt"><span style="line-height:150%">賀鈞.黃志軍. 10k</span></span><span style="font-size:10.5000pt"><span style="line-height:150%">V</span></span><span style="font-size:10.5000pt"><span style="line-height:150%">環(huán)保型氣體環(huán)網(wǎng)柜的絕緣問題[J].工程技術(shù), 2016(11): 231.</span></span></span></span></span></span></p> <p style="text-align:justify"><span style="font-family:SimSun"><span style="font-size:10.5pt"><span style="line-height:150%"><span new="" roman="" times=""><span style="font-size:10.5000pt"><span style="line-height:150%">[</span></span><span style="font-size:10.5000pt"><span style="line-height:150%">5</span></span><span style="font-size:10.5000pt"><span style="line-height:150%">]</span></span>&nbsp;<span style="font-size:10.5000pt"><span style="line-height:150%">杜仲江.淺談一種新型環(huán)保氣體絕緣環(huán)網(wǎng)柜設(shè)計(jì)與應(yīng)用[J].工程技術(shù), 2016(6): 141.</span></span></span></span></span></span></p> <p style="text-align:justify; text-indent:21.0000pt">&nbsp;</p> <p style="text-align:justify; text-indent:21.0000pt">&nbsp;</p>