电力用直流电源自动调压装置的研制

[电(dian)(dian)(dian)(dian)(dian)(dian)(dian)力用直(zhi)(zhi)流(liu)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)自动调压(ya)(ya)装置(zhi)的(de)(de)研制(zhi)]:1引(yin)(yin)言电(dian)(dian)(dian)(dian)(dian)(dian)(dian)力系(xi)(xi)统(tong)(tong)所需的(de)(de)直(zhi)(zhi)流(liu)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)，都是由直(zhi)(zhi)流(liu)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)系(xi)(xi)统(tong)(tong)提供的(de)(de)，而(er)直(zhi)(zhi)流(liu)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)系(xi)(xi)统(tong)(tong)的(de)(de)输(shu)出(chu)为(wei)合(he)闸(zha)母(mu)(mu)(mu)线和控制(zhi)母(mu)(mu)(mu)线两部分(fen)。合(he)闸(zha)母(mu)(mu)(mu)线的(de)(de)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)压(ya)(ya)即(ji)为(wei)充电(dian)(dian)(dian)(dian)(dian)(dian)(dian)机(ji)(ji)输(shu)出(chu)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)压(ya)(ya)值(zhi),合(he)闸(zha)母(mu)(mu)(mu)线的(de)(de)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)压(ya)(ya)高，其作用是为(wei)合(he)闸(zha)机(ji)(ji)构提供操(cao)作电(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)。控制(zhi)母(mu)(mu)(mu)线的(de)(de)... 1引(yin)(yin)言 电(dian)(dian)(dian)(dian)(dian)(dian)(dian)力系(xi)(xi)统(tong)(tong)所需的(de)(de)直(zhi)(zhi)流(liu)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)，都是由直(zhi)(zhi)流(liu)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)系(xi)(xi)统(tong)(tong)提供的(de)(de)，而(er)直(zhi)(zhi)流(liu)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)系(xi)(xi)统(tong)(tong)的(de)(de)输(shu)出(chu)为(wei)合(he)闸(zha)母(mu)(mu)(mu)线和控制(zhi)母(mu)(mu)(mu)线两部分(fen)。合(he)闸(zha)母(mu)(mu)(mu)线的(de)(de)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)压(ya)(ya)即(ji)为(wei)充电(dian)(dian)(dian)(dian)(dian)(dian)(dian)机(ji)(ji)输(shu)出(chu)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)压(ya)(ya)值(zhi),合(he)闸(zha)...

浅谈电力通信直流电源及其维护

[浅谈电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)力(li)(li)(li)通(tong)(tong)(tong)信(xin)直(zhi)(zhi)(zhi)流(liu)(liu)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)及其维护]:摘(zhai)要：电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)力(li)(li)(li)通(tong)(tong)(tong)信(xin)直(zhi)(zhi)(zhi)流(liu)(liu)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)在电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)力(li)(li)(li)通(tong)(tong)(tong)信(xin)系统中(zhong)占(zhan)有(you)非(fei)(fei)常重要的(de)(de)(de)地位(wei)，电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)力(li)(li)(li)通(tong)(tong)(tong)信(xin)的(de)(de)(de)飞速发展对(dui)(dui)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)力(li)(li)(li)通(tong)(tong)(tong)信(xin)直(zhi)(zhi)(zhi)流(liu)(liu)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)提(ti)出了(le)(le)更高的(de)(de)(de)要求。本文就典(dian)型的(de)(de)(de)现(xian)代(dai)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)力(li)(li)(li)通(tong)(tong)(tong)信(xin)直(zhi)(zhi)(zhi)流(liu)(liu)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)的(de)(de)(de)结构(gou)组(zu)成(cheng)(cheng)进行了(le)(le)详细的(de)(de)(de)分析介绍，并(bing)根(gen)据电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)力(li)(li)(li)通(tong)(tong)(tong)信(xin)直(zhi)(zhi)(zhi)流(liu)(liu)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)的(de)(de)(de)...　　摘(zhai)要：电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)力(li)(li)(li)通(tong)(tong)(tong)信(xin)直(zhi)(zhi)(zhi)流(liu)(liu)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)在电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)力(li)(li)(li)通(tong)(tong)(tong)信(xin)系统中(zhong)占(zhan)有(you)非(fei)(fei)常重要的(de)(de)(de)地位(wei)，电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)力(li)(li)(li)通(tong)(tong)(tong)信(xin)的(de)(de)(de)飞速发展对(dui)(dui)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)力(li)(li)(li)通(tong)(tong)(tong)信(xin)直(zhi)(zhi)(zhi)流(liu)(liu)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)提(ti)出了(le)(le)更高的(de)(de)(de)要求。本文就典(dian)型的(de)(de)(de)现(xian)代(dai)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)力(li)(li)(li)通(tong)(tong)(tong)信(xin)直(zhi)(zhi)(zhi)流(liu)(liu)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)的(de)(de)(de)结构(gou)组(zu)成(cheng)(cheng)进...

如何选择合适的(变)电站用直流电源屏

[如何选择合适(shi)的(de)(变)电(dian)(dian)(dian)(dian)站用(yong)直(zhi)(zhi)流(liu)(liu)电(dian)(dian)(dian)(dian)源屏]:电(dian)(dian)(dian)(dian)力操作(zuo)(zuo)电(dian)(dian)(dian)(dian)源是为(wei)发电(dian)(dian)(dian)(dian)厂和550KV、220KV、110KV等(deng)各(ge)类(lei)变电(dian)(dian)(dian)(dian)站提供直(zhi)(zhi)流(liu)(liu)的(de)电(dian)(dian)(dian)(dian)源设(she)备(bei)，包括供给(ji)(ji)断(duan)路器分合闸及二(er)次(ci)回路的(de)仪(yi)器仪(yi)表(biao)、继(ji)电(dian)(dian)(dian)(dian)保护(hu)、控制(zhi)、应急(ji)灯照明(ming)及各(ge)类(lei)低压(ya)设(she)备(bei)用(yong)电(dian)(dian)(dian)(dian)。目前(qian)我国电(dian)(dian)(dian)(dian)力...电(dian)(dian)(dian)(dian)力操作(zuo)(zuo)电(dian)(dian)(dian)(dian)源是为(wei)发电(dian)(dian)(dian)(dian)厂和550KV、220KV、110KV等(deng)各(ge)类(lei)变电(dian)(dian)(dian)(dian)站提供直(zhi)(zhi)流(liu)(liu)的(de)电(dian)(dian)(dian)(dian)源设(she)备(bei)，包括供给(ji)(ji)断(duan)路器分合闸及二(er)次(ci)回路的(de)仪(yi)器仪(yi)表(biao)、继(ji)电(dian)(dian)(dian)(dian)保护(hu)、控制(zhi)、应急(ji)灯照明(ming)及各(ge)...

变电站直流电源故障及处理措施

1直(zhi)流(liu)电源模(mo)块(kuai)(kuai)故障(zhang)某变(bian)电站发(fa)生(sheng)直(zhi)流(liu)系统(tong)(tong)故障(zhang)，当监(jian)控(kong)端(duan)发(fa)出"直(zhi)流(liu)屏(ping)模(mo)块(kuai)(kuai)故障(zhang)、直(zhi)流(liu)屏(ping)系统(tong)(tong)故障(zhang)总信号"经过一段时间后(hou)发(fa)出"直(zhi)流(liu)屏(ping)电池欠压(ya)"。接(jie)通知后(hou)到(dao)现(xian)场(chang)检查，发(fa)现(xian)控(kong)制模(mo)块(kuai)(kuai)、充电模(mo)块(kuai)(kuai)显示屏(ping)无显示，模(mo)块(kuai)(kuai)风扇停止，模(mo)块(kuai)(kuai)处(chu)于失电状态(tai)。经查看各模(mo)块(kuai)(kuai)交流(liu)输入正(zheng)常，监(jian)控(kong)系统(tong)(tong)显示模(mo)块(kuai)(kuai)故障(zhang)。现(xian)场(chang)直(zhi)流(liu)由蓄(xu)电池供(gong)给，情况(kuang)十分危急。联系检修人员经更(geng)换损坏的直(zhi)流(liu)模(mo)块(kuai)(kuai)后(hou)，直(zhi)流(liu)系统(tong)(tong)恢(hui)复正(zheng)常...

直流电源系统的“七大件”组成

直(zhi)流(liu)电(dian)源系统(tong)主(zhu)(zhu)(zhu)要(yao)由两大部(bu)(bu)份组成(cheng)。一部(bu)(bu)份是(shi)(shi)电(dian)池(chi)屏(ping)另一部(bu)(bu)份是(shi)(shi)直(zhi)流(liu)充电(dian)屏(ping)(直(zhi)流(liu)屏(ping))。电(dian)池(chi)屏(ping)就是(shi)(shi)一个可(ke)以摆放多节(jie)电(dian)池(chi)的(de)(de)(de)机(ji)柜(8006002260)。电(dian)池(chi)屏(ping)中的(de)(de)(de)电(dian)池(chi)一般是(shi)(shi)由2V-12V的(de)(de)(de)电(dian)池(chi)以9节(jie)到(dao)108节(jie)串联方式(shi)组成(cheng)，对应电(dian)的(de)(de)(de)电(dian)压输出也就是(shi)(shi)110V或(huo)220V。目前使(shi)用的(de)(de)(de)电(dian)池(chi)主(zhu)(zhu)(zhu)要(yao)是(shi)(shi)阀(fa)控(kong)式(shi)密封免维(wei)护铅酸电(dian)池(chi)。直(zhi)流(liu)屏(ping)主(zhu)(zhu)(zhu)要(yao)是(shi)(shi)由机(ji)柜、整流(liu)模块(kuai)系统(tong)、监(jian)控(kong)系统(tong)、绝缘监(jian)测单(dan)(dan)(dan)元、电(dian)池(chi)巡检单(dan)(dan)(dan)元、开关量检测单(dan)(dan)(dan)元、降压单(dan)(dan)(dan)元及一...

直流电源接地引起机组跳闸的原因及防范措施

厦门(men)嵩屿电(dian)(dian)厂(chang)一期工程安(an)装2台300MW燃煤发(fa)电(dian)(dian)机(ji)(ji)组(zu)，采用发(fa)电(dian)(dian)机(ji)(ji)--变(bian)压(ya)器(qi)单元接线方式(shi)，主(zhu)变(bian)高压(ya)侧220kV开(kai)关为(wei)SF6开(kai)关全(quan)封闭组(zu)合电(dian)(dian)器(qi)(GIS)，由(you)法国(guo)阿尔斯(si)通公司生产。发(fa)电(dian)(dian)机(ji)(ji)--变(bian)压(ya)器(qi)组(zu)保(bao)护(hu)采用南京(jing)自动化设(she)备厂(chang)生产的集成电(dian)(dian)路(lu)保(bao)护(hu)。发(fa)电(dian)(dian)机(ji)(ji)组(zu)热工数字(zi)式(shi)电(dian)(dian)液控制系(xi)统(DEH)，由(you)美国(guo)西屋公司生产，主(zhu)要承担汽(qi)轮发(fa)电(dian)(dian)机(ji)(ji)组(zu)的转速控制和负荷控制，并(bing)具(ju)有(you)主(zhu)汽(qi)压(ya)力保(bao)护(hu)、部分(fen)甩负荷保(bao)护(hu)、超(chao)速保(bao)护(hu)(OPC)和阀门(men)...