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高壓配電柜sf6泄漏報警系統

發布時間:2024-02-16 03:59:27       發布人:dxdz  瀏覽量:

高壓配電柜sf6泄漏報警系統

SF6氣(qi)體(ti)(ti)已有百年歷(li)史,它是法國(guo)兩(liang)位化(hua)學家Moissan和(he)Lebeau于1900年合成(cheng)的(de)(de)人造惰性氣(qi)體(ti)(ti),1940年前后,美(mei)國(guo)將其用(yong)于曼(man)哈頓計劃(核軍事)。SF6是強(qiang)(qiang)電(dian)(dian)負性氣(qi)體(ti)(ti),它的(de)(de)分(fen)子極易吸附(fu)自由電(dian)(dian)子而形成(cheng)質(zhi)量(liang)大的(de)(de)負離子,削弱氣(qi)體(ti)(ti)中碰撞電(dian)(dian)離過程(cheng),因此其電(dian)(dian)氣(qi)絕(jue)緣強(qiang)(qiang)度(du)(du)很(hen)高(gao),在(zai)均勻(yun)電(dian)(dian)場(chang)(chang)中約為(wei)空氣(qi)絕(jue)緣強(qiang)(qiang)度(du)(du)的(de)(de)2.5倍(bei)。SF6氣(qi)體(ti)(ti)在(zai)t≈2000K時出(chu)現(xian)熱分(fen)解高(gao)峰,因此在(zai)交(jiao)流電(dian)(dian)弧(hu)電(dian)(dian)流過零時,SF6對弧(hu)道的(de)(de)冷(leng)卻作用(yong)比空氣(qi)強(qiang)(qiang)得多(duo),其滅弧(hu)能(neng)力約為(wei)空氣(qi)的(de)(de)100倍(bei)。SF6氣(qi)體(ti)(ti)絕(jue)緣的(de)(de)管道輸電(dian)(dian)線(xian)的(de)(de)優點是介質(zhi)損耗小、傳輸容(rong)量(liang)大,且可(ke)用(yong)于高(gao)落(luo)差場(chang)(chang)合,因此常(chang)用(yong)于水電(dian)(dian)站出(chu)線(xian),取代常(chang)規的(de)(de)充(chong)油電(dian)(dian)纜。SF6氣(qi)體(ti)(ti)絕(jue)緣的(de)(de)變壓器具有防火(huo)防爆。

雙氣體檢測器(qi)主要由傳(chuan)感(gan)器(qi)、單(dan)片(pian)(pian)機、運算(suan)放大電(dian)路(lu)、通(tong)訊芯片(pian)(pian)等(deng)組成。傳(chuan)感(gan)器(qi)將氣體濃度轉(zhuan)換為模(mo)擬(ni)電(dian)信(xin)號(hao),然后將模(mo)擬(ni)電(dian)信(xin)號(hao)通(tong)過運算(suan)放大電(dian)路(lu)、單(dan)片(pian)(pian)機轉(zhuan)換為數字信(xin)號(hao),后通(tong)過通(tong)訊芯片(pian)(pian)轉(zhuan)換為modbus RTU標準信(xin)號(hao),上(shang)傳(chuan)給控(kong)制器(qi)。

DX6000H型(xing)SF6 在線(xian)(xian)(xian)(xian)監測(ce)報(bao)警系統適用(yong)(yong)于配(pei)(pei)電(dian)室、開關站、光伏發電(dian)廠、海上風(feng)電(dian)場(chang)(chang)、10KV、35KV、220KV開關柜(ju)、GIS室等場(chang)(chang)所;設備監測(ce)精度(du)高(gao)、范(fan)圍廣、功能全,具有良(liang)好的(de)擴(kuo)展性 2.1 采用(yong)(yong)1024*600觸摸屏,全中(zhong)文(wen)菜(cai)單操作,界面友(you)好,操作簡(jian)單; 2.2 設備集成三(san)組485接口(kou),采用(yong)(yong)插拔(ba)式接線(xian)(xian)(xian)(xian)端(duan)子接線(xian)(xian)(xian)(xian)簡(jian)單,具有良(liang)好的(de)抗干(gan)擾能力,總線(xian)(xian)(xian)(xian)通(tong)訊,布線(xian)(xian)(xian)(xian)經濟,安裝方便(bian); 2.3 三(san)組DC24V接口(kou),可(ke)選(xuan)配(pei)(pei)DC3.3V、DC5V、DC12V電(dian)壓(ya)輸出(chu), 2.4 自(zi)動故障檢測(ce),并能用(yong)(yong)中(zhong)文(wen)顯示處(chu)準(zhun)確的(de)故障部位及類型(xing); 2.5 自(zi)動檢索探(tan)測(ce)器地址及狀態(tai),SF6/O2/溫濕度(du)探(tan)測(ce)器在同一(yi)系統監控; 2.6 大容(rong)量儲存(cun)芯片(pian),循環記(ji)錄報(bao)警信息,大可(ke)記(ji)錄50000條; 2.7 RS485上傳接口(kou),標準(zhun)modbus Rtu通(tong)訊協議。

2.8 關鍵參(can)(can)數(shu),加密設(she)(she)定,防止(zhi)誤(wu)操作(zuo)(zuo) 2.9 多可(ke)(ke)選(xuan)配7組(zu)(zu)(zu)繼電(dian)(dian)器,繼電(dian)(dian)器控制方式可(ke)(ke)軟件(jian)設(she)(she)置 2.10 具有 年-月-日-時(shi)-分(fen)-秒設(she)(she)置功(gong)(gong)(gong)能(neng)(neng),并且帶有每(mei)周七天分(fen)別顯(xian)示(shi)功(gong)(gong)(gong)能(neng)(neng) 壁掛(gua)式SF6氣體(ti)(ti)(ti)報(bao)(bao)(bao)警(jing)(jing)(jing)(jing)主(zhu)機(ji)_SF6氧氣一(yi)體(ti)(ti)(ti)式探測器_SF6泄漏在(zai)線(xian)監(jian)(jian)測報(bao)(bao)(bao)警(jing)(jing)(jing)(jing)系統(tong)_SF6氣體(ti)(ti)(ti)在(zai)線(xian)監(jian)(jian)測報(bao)(bao)(bao)警(jing)(jing)(jing)(jing)裝置_SF6氣體(ti)(ti)(ti)在(zai)線(xian)監(jian)(jian)測報(bao)(bao)(bao)警(jing)(jing)(jing)(jing)系統(tong) 三(san)章:主(zhu)要技(ji)術(shu)指標 3.1 壁掛(gua)式主(zhu)機(ji)技(ji)術(shu)指標(DX6000H型) 3.1.1 工作(zuo)(zuo)電(dian)(dian)壓: AC220V±15%,50Hz±1% 3.1.2 信號(hao)輸出: RS485 modbus_RTU 協議輸出 3.1.3 工作(zuo)(zuo)溫度(du): -20℃~+55℃ 3.1.4 工作(zuo)(zuo)濕度(du): ≤93%RH 3.1.5 顯(xian)示(shi)方式: 列表顯(xian)示(shi),每(mei)頁顯(xian)示(shi)8組(zu)(zu)(zu)或(huo)(huo)10組(zu)(zu)(zu)數(shu)據(每(mei)組(zu)(zu)(zu)包括(kuo)SF6/02/溫度(du)/濕度(du)四種(zhong)數(shu)據和兩種(zhong)數(shu)據狀(zhuang)態) 3.1.6 上(shang)傳(chuan)參(can)(can)數(shu): 默(mo)(mo)認(ren)ID 1(可(ke)(ke)調),默(mo)(mo)認(ren)波(bo)特率9600(可(ke)(ke)調) 3.1.7 人體(ti)(ti)(ti)感(gan)應(ying):默(mo)(mo)認(ren)開(kai)(kai)啟(qi)(qi)感(gan)應(ying)亮(liang)屏(ping)(ping)(ping)功(gong)(gong)(gong)能(neng)(neng) 3.1.8 屏(ping)(ping)(ping)幕保護:默(mo)(mo)認(ren)開(kai)(kai)啟(qi)(qi)亮(liang)屏(ping)(ping)(ping)5分(fen)鐘后自動息屏(ping)(ping)(ping),人體(ti)(ti)(ti)感(gan)應(ying)或(huo)(huo)觸摸可(ke)(ke)亮(liang)屏(ping)(ping)(ping) 3.1.9 排(pai)風(feng)功(gong)(gong)(gong)能(neng)(neng):自動排(pai)風(feng),定時(shi)排(pai)風(feng),手動排(pai)風(feng),延(yan)時(shi)排(pai)風(feng),手動排(pai)風(feng)可(ke)(ke)設(she)(she)置低1s,大12H,自動排(pai)風(feng)分(fen)為12組(zu)(zu)(zu),可(ke)(ke)設(she)(she)置開(kai)(kai)啟(qi)(qi)組(zu)(zu)(zu)數(shu)、開(kai)(kai)啟(qi)(qi)日期、開(kai)(kai)啟(qi)(qi)時(shi)間(jian)及(ji)啟(qi)(qi)動時(shi)間(jian)(啟(qi)(qi)動時(shi)間(jian)可(ke)(ke)更改)功(gong)(gong)(gong)能(neng)(neng) sf6氣體(ti)(ti)(ti)報(bao)(bao)(bao)警(jing)(jing)(jing)(jing)裝置_SF6氣體(ti)(ti)(ti)報(bao)(bao)(bao)警(jing)(jing)(jing)(jing)器_SF6報(bao)(bao)(bao)警(jing)(jing)(jing)(jing)裝置_SF6報(bao)(bao)(bao)警(jing)(jing)(jing)(jing)主(zhu)機(ji)_SF6報(bao)(bao)(bao)警(jing)(jing)(jing)(jing)器。

SF6行(xing)業(ye)安(an)全法規摘錄 ■191條(tiao)(tiao)(tiao) 裝(zhuang)(zhuang)有(you)SF6設備的配(pei)(pei)電(dian)裝(zhuang)(zhuang)置室(shi)和SF6氣(qi)(qi)(qi)體(ti)(ti)實(shi)驗室(shi),必(bi)須(xu)(xu)裝(zhuang)(zhuang)設強力(li)通(tong)風裝(zhuang)(zhuang)置。風口應(ying)設置在(zai)室(shi)內低部。■192條(tiao)(tiao)(tiao) 在(zai)室(shi)內,設備充裝(zhuang)(zhuang)SF6氣(qi)(qi)(qi)體(ti)(ti)時,周圍環境相(xiang)對濕(shi)度應(ying)≤80%,同時必(bi)須(xu)(xu)開啟(qi)通(tong)風系統,并(bing)避免SF6氣(qi)(qi)(qi)體(ti)(ti)漏(lou)泄到工(gong)作(zuo)區。工(gong)作(zuo)區空(kong)氣(qi)(qi)(qi)中SF6氣(qi)(qi)(qi)體(ti)(ti)含(han)量(liang)(liang)不得(de)超過1000ppm。■196條(tiao)(tiao)(tiao) 工(gong)作(zuo)人員進(jin)入SF6配(pei)(pei)電(dian)裝(zhuang)(zhuang)置室(shi),必(bi)須(xu)(xu)先通(tong)風15min,并(bing)用(yong)檢(jian)漏(lou)儀測(ce)量(liang)(liang)SF6氣(qi)(qi)(qi)體(ti)(ti)含(han)量(liang)(liang)。盡量(liang)(liang)避免一(yi)人進(jin)入SF6配(pei)(pei)電(dian)裝(zhuang)(zhuang)置室(shi)進(jin)行(xing)巡(xun)視,不準一(yi)人進(jin)入從事檢(jian)修工(gong)作(zuo)。■198條(tiao)(tiao)(tiao) 進(jin)入SF6配(pei)(pei)電(dian)裝(zhuang)(zhuang)置室(shi)低位區或電(dian)纜溝進(jin)行(xing)工(gong)作(zuo)應(ying)先檢(jian)測(ce)含(han)氧量(liang)(liang)(不低于18%)和SF6氣(qi)(qi)(qi)體(ti)(ti)含(han)量(liang)(liang)是否合格

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