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核電站sf6氣體泄漏報警監測報警主機

發布時間:2024-01-29 04:17:18       發布人:dxdz  瀏覽量:

核電站sf6氣體泄漏報警監測報警主機

SF6氣(qi)(qi)體(ti)(ti)已有百年歷史,它(ta)(ta)是(shi)法國兩位化學家Moissan和Lebeau于(yu)1900年合成的人造(zao)惰性氣(qi)(qi)體(ti)(ti),1940年前(qian)后(hou),美(mei)國將其用(yong)于(yu)曼哈頓計劃(hua)(核軍事)。SF6是(shi)強電(dian)(dian)負(fu)性氣(qi)(qi)體(ti)(ti),它(ta)(ta)的分子(zi)(zi)極易吸附自由電(dian)(dian)子(zi)(zi)而形成質(zhi)量大的負(fu)離子(zi)(zi),削(xue)弱氣(qi)(qi)體(ti)(ti)中碰撞電(dian)(dian)離過程,因(yin)此(ci)(ci)其電(dian)(dian)氣(qi)(qi)絕緣強度(du)很高(gao),在(zai)均(jun)勻電(dian)(dian)場(chang)中約(yue)為空(kong)(kong)氣(qi)(qi)絕緣強度(du)的2.5倍。SF6氣(qi)(qi)體(ti)(ti)在(zai)t≈2000K時出現熱分解高(gao)峰,因(yin)此(ci)(ci)在(zai)交流電(dian)(dian)弧(hu)(hu)電(dian)(dian)流過零時,SF6對弧(hu)(hu)道(dao)的冷卻作用(yong)比空(kong)(kong)氣(qi)(qi)強得多,其滅弧(hu)(hu)能力約(yue)為空(kong)(kong)氣(qi)(qi)的100倍。SF6氣(qi)(qi)體(ti)(ti)絕緣的管道(dao)輸電(dian)(dian)線(xian)的優點(dian)是(shi)介質(zhi)損耗(hao)小、傳輸容量大,且可用(yong)于(yu)高(gao)落差(cha)場(chang)合,因(yin)此(ci)(ci)常用(yong)于(yu)水電(dian)(dian)站出線(xian),取(qu)代常規的充油電(dian)(dian)纜。SF6氣(qi)(qi)體(ti)(ti)絕緣的變壓器具(ju)有防火防爆。

雙(shuang)氣(qi)體檢(jian)測(ce)器(qi)主(zhu)要由SF6傳感(gan)器(qi)和O2傳感(gan)器(qi)、溫(wen)濕(shi)度(du)傳感(gan)器(qi)及CPU主(zhu)控電(dian)路、通信模塊、電(dian)源模塊等集成在一個優質鋁型(xing)材一體化結(jie)構機箱內,完成SF6濃度(du)、O2含量及溫(wen)濕(shi)度(du)的檢(jian)測(ce)。將檢(jian)測(ce)結(jie)果采(cai)用現場總線(RS-485)方(fang)式(shi)(shi)傳輸給監控主(zhu)機或PC機進行(xing)實(shi)時顯(xian)示。接(jie)線方(fang)式(shi)(shi)選用可(ke)插(cha)拔式(shi)(shi)接(jie)線端(duan)子,電(dian)源與通訊接(jie)線采(cai)用兩進兩出接(jie)線方(fang)式(shi)(shi),設有接(jie)線端(duan)子護罩,安全又可(ke)靠。是具有全數字傳輸功能的新一代高精(jing)度(du)雙(shuang)氣(qi)體檢(jian)測(ce)檢(jian)測(ce)器(qi)。

DX6000H型SF6 在線(xian)監測報警(jing)系統適用(yong)于配電(dian)室、開關站、光伏發(fa)電(dian)廠、海上(shang)風(feng)電(dian)場(chang)、10KV、35KV、220KV開關柜、GIS室等場(chang)所;設(she)備監測精度高、范(fan)圍(wei)廣、功能全,具有良(liang)好(hao)的擴展(zhan)性 2.1 采用(yong)1024*600觸摸(mo)屏,全中(zhong)文(wen)菜單操(cao)作,界面友好(hao),操(cao)作簡單; 2.2 設(she)備集成三組(zu)485接(jie)口,采用(yong)插拔式接(jie)線(xian)端(duan)子接(jie)線(xian)簡單,具有良(liang)好(hao)的抗干擾能力,總線(xian)通訊(xun),布線(xian)經濟,安裝方便; 2.3 三組(zu)DC24V接(jie)口,可選配DC3.3V、DC5V、DC12V電(dian)壓輸(shu)出(chu), 2.4 自(zi)動(dong)故(gu)障檢(jian)測,并能用(yong)中(zhong)文(wen)顯示處(chu)準(zhun)確的故(gu)障部(bu)位及(ji)類型; 2.5 自(zi)動(dong)檢(jian)索(suo)探測器(qi)地址(zhi)及(ji)狀態,SF6/O2/溫濕度探測器(qi)在同一系統監控; 2.6 大(da)容量儲存芯片,循環記(ji)錄(lu)報警(jing)信息,大(da)可記(ji)錄(lu)50000條; 2.7 RS485上(shang)傳接(jie)口,標準(zhun)modbus Rtu通訊(xun)協議。

2.8 關鍵參(can)數(shu)(shu),加密設定(ding),防止誤操作 2.9 多(duo)可(ke)選配7組(zu)(zu)繼電(dian)器(qi),繼電(dian)器(qi)控制(zhi)方式(shi)可(ke)軟(ruan)件設置(zhi) 2.10 具有 年-月-日(ri)-時-分(fen)(fen)-秒(miao)設置(zhi)功(gong)能,并且(qie)帶(dai)有每周(zhou)七天分(fen)(fen)別顯示(shi)功(gong)能 壁掛式(shi)SF6氣體(ti)(ti)報警(jing)(jing)(jing)(jing)主(zhu)機(ji)_SF6氧氣一體(ti)(ti)式(shi)探測(ce)器(qi)_SF6泄(xie)漏在線(xian)監測(ce)報警(jing)(jing)(jing)(jing)系統_SF6氣體(ti)(ti)在線(xian)監測(ce)報警(jing)(jing)(jing)(jing)裝置(zhi)_SF6氣體(ti)(ti)在線(xian)監測(ce)報警(jing)(jing)(jing)(jing)系統 三章:主(zhu)要(yao)技術(shu)(shu)指(zhi)標 3.1 壁掛式(shi)主(zhu)機(ji)技術(shu)(shu)指(zhi)標(DX6000H型) 3.1.1 工(gong)作電(dian)壓: AC220V±15%,50Hz±1%  3.1.2 信號輸出: RS485 modbus_RTU 協(xie)議輸出 3.1.3 工(gong)作溫度: -20℃~+55℃ 3.1.4 工(gong)作濕(shi)度: ≤93%RH 3.1.5 顯示(shi)方式(shi): 列表(biao)顯示(shi),每頁(ye)顯示(shi)8組(zu)(zu)或10組(zu)(zu)數(shu)(shu)據(每組(zu)(zu)包括SF6/02/溫度/濕(shi)度四種數(shu)(shu)據和兩種數(shu)(shu)據狀態) 3.1.6 上(shang)傳參(can)數(shu)(shu): 默認ID 1(可(ke)調),默認波特率(lv)9600(可(ke)調) 3.1.7 人體(ti)(ti)感應:默認開(kai)啟感應亮屏功(gong)能 3.1.8 屏幕保護(hu):默認開(kai)啟亮屏5分(fen)(fen)鐘后自(zi)(zi)動(dong)(dong)息屏,人體(ti)(ti)感應或觸(chu)摸可(ke)亮屏 3.1.9 排風功(gong)能:自(zi)(zi)動(dong)(dong)排風,定(ding)時排風,手動(dong)(dong)排風,延(yan)時排風,手動(dong)(dong)排風可(ke)設置(zhi)低1s,大12H,自(zi)(zi)動(dong)(dong)排風分(fen)(fen)為12組(zu)(zu),可(ke)設置(zhi)開(kai)啟組(zu)(zu)數(shu)(shu)、開(kai)啟日(ri)期、開(kai)啟時間(jian)及啟動(dong)(dong)時間(jian)(啟動(dong)(dong)時間(jian)可(ke)更改)功(gong)能 sf6氣體(ti)(ti)報警(jing)(jing)(jing)(jing)裝置(zhi)_SF6氣體(ti)(ti)報警(jing)(jing)(jing)(jing)器(qi)_SF6報警(jing)(jing)(jing)(jing)裝置(zhi)_SF6報警(jing)(jing)(jing)(jing)主(zhu)機(ji)_SF6報警(jing)(jing)(jing)(jing)器(qi)。

六氟化(hua)硫報(bao)(bao)(bao)警器是(shi)一款專門用于檢(jian)(jian)測(ce)六氟化(hua)硫氣(qi)(qi)(qi)體(ti)(ti)(ti)(ti)泄漏(lou)、并能(neng)實(shi)時顯示(shi)氣(qi)(qi)(qi)體(ti)(ti)(ti)(ti)濃(nong)度(du)(du)(du),24小時實(shi)時在(zai)線檢(jian)(jian)測(ce)的報(bao)(bao)(bao)警裝置。六氟化(hua)硫報(bao)(bao)(bao)警器由(you)氣(qi)(qi)(qi)體(ti)(ti)(ti)(ti)報(bao)(bao)(bao)警控制器和氣(qi)(qi)(qi)體(ti)(ti)(ti)(ti)探(tan)測(ce)器兩部(bu)分組成,氣(qi)(qi)(qi)體(ti)(ti)(ti)(ti)探(tan)測(ce)器安裝在(zai)氣(qi)(qi)(qi)體(ti)(ti)(ti)(ti)泄漏(lou)檢(jian)(jian)測(ce)現(xian)(xian)場,通(tong)過(guo)核心部(bu)件氣(qi)(qi)(qi)體(ti)(ti)(ti)(ti)傳(chuan)感器,實(shi)現(xian)(xian)氣(qi)(qi)(qi)體(ti)(ti)(ti)(ti)濃(nong)度(du)(du)(du)的實(shi)時檢(jian)(jian)測(ce),也可以獨立工作(zuo)。氣(qi)(qi)(qi)體(ti)(ti)(ti)(ti)報(bao)(bao)(bao)警控制器可放置于值班室(shi)內(nei),接收氣(qi)(qi)(qi)體(ti)(ti)(ti)(ti)探(tan)測(ce)器檢(jian)(jian)測(ce)的濃(nong)度(du)(du)(du),并實(shi)現(xian)(xian)濃(nong)度(du)(du)(du)的顯示(shi)及濃(nong)度(du)(du)(du)超標(biao)后的聲光(guang)報(bao)(bao)(bao)警功能(neng),并可以聯動外接設備(bei)(如電磁閥(fa)、排(pai)風(feng)扇、噴淋(lin)裝置)通(tong)過(guo)開(kai)關量上傳(chuan)PLC、DCS、消防系(xi)統等。

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