在(Zai)电(Dian)力(Li)系(Xi)统(Tong)中(Zhong)，(?)中(Zhong)性(Xing)点(Dian)接(Jie)地(Di)电(Dian)阻(Zu)柜(Gui)的(De)应(Ying)用(Yong)是(Shi)非(Fei)常(Chang)多(Duo)的(De)，(?)他(Ta)的(De)优(You)势(Shi)也(Ye)是(Shi)非(Fei)常(Chang)明(Ming)显(Xian)的(De)，(?)使(Shi)用(Yong)中(Zhong)性(Xing)点(Dian)接(Jie)地(Di)电(Dian)阻(Zu)柜(Gui)不(Bu)仅(Jin)可(Ke)以(Yi)避(Bi)免(Mian)很(Hen)多(Duo)伤(Shang)害(Hai)还(Huan)可(Ke)以(Yi)保(Bao)护(Hu)一(Yi)部(Bu)分(Fen)的(De)设(She)备(Bei)效(Xiao)率(Lu)提(Ti)高(Gao)。(?)
中(Zhong)性(Xing)点(Dian)接(Jie)地(Di)电(Dian)阻(Zu)柜(Gui)用(Yong)在(Zai)0.22kv-0.66kv低(Di)压(Ya)系(Xi)统(Tong)中(Zhong)接(Jie)地(Di)用(Yong)电(Dian)阻(Zu)成(Cheng)套(Tao)装(Zhuang)置(Zhi)（(?)NS-DR低(Di)压(Ya)接(Jie)地(Di)电(Dian)阻(Zu)柜(Gui)）(?)，(?)为(Wei)了(Liao)提(Ti)高(Gao)低(Di)压(Ya)用(Yong)电(Dian)系(Xi)统(Tong)供(Gong)电(Dian)质(Zhi)量(Liang)，(?)而(?)减(Jian)少(Shao)因(Yin)发(Fa)生(Sheng)接(Jie)地(Di)故(Gu)障(Zhang)时(Shi)引(Yin)起(Qi)设(She)备(Bei)断(Duan)电(Dian)，(?)发(Fa)电(Dian)厂(Chang)的(De)主(Zhu)厂(Chang)房(Fang)内(Nei)低(Di)压(Ya)用(Yong)电(Dian)系(Xi)统(Tong)应(Ying)该(Gai)采(Cai)用(Yong)高(Gao)阻(Zu)接(Jie)地(Di)，(?)这(Zhe)样(Yang)不(Bu)仅(Jin)单(Dan)相(Xiang)接(Jie)地(Di)时(Shi)不(Bu)必(Bi)立(Li)即(Ji)跳(Tiao)闸(Zha)，(?)当(Dang)采(Cai)用(Yong)熔(Rong)断(Duan)器(Qi)作(Zuo)为(Wei)保(Bao)护(Hu)电(Dian)气(Qi)而(?)减(Jian)少(Shao)用(Yong)电(Dian)设(She)备(Bei)运(Yun)行(Xing)时(Shi)烧(Shao)毁(Hui)的(De)机(Ji)率(Lu)，(?)从(Cong)而(?)延(Yan)长(Chang)了(Liao)使(Shi)用(Yong)的(De)寿(Shou)命(Ming)。(?)
通(Tong)过(Guo)矿(Kuang)井(Jing)安(An)全(Quan)、(?)漏(Lou)电(Dian)故(Gu)障(Zhang)、(?)过(Guo)电(Dian)压(Ya)产(Chan)品(Pin)等(Deng)多(Duo)方(Fang)面(Mian)的(De)理(Li)论(Lun)研(Yan)究(Jiu)，(?)对(Dui)煤(Mei)矿(Kuang)及(Ji)采(Cai)煤(Mei)场(Chang)电(Dian)网(Wang)中(Zhong)性(Xing)点(Dian)的(De)接(Jie)地(Di)电(Dian)阻(Zu)柜(Gui)进(Jin)行(Xing)了(Liao)分(Fen)析(Xi)。(?)利(Li)用(Yong)计(Ji)算(Suan)机(Ji)对(Dui)不(Bu)同(Tong)中(Zhong)性(Xing)点(Dian)接(Jie)地(Di)电(Dian)阻(Zu)值(Zhi)的(De)故(Gu)障(Zhang)界(Jie)态(Tai)过(Guo)程(Cheng)进(Jin)行(Xing)分(Fen)析(Xi)。(?)并(Bing)在(Zai)实(Shi)验(Yan)室(Shi)用(Yong)模(Mo)拟(Ni)电(Dian)网(Wang)进(Jin)行(Xing)参(Can)数(Shu)测(Ce)试(Shi)，(?)给(Gei)出(Chu)故(Gu)障(Zhang)电(Dian)流(Liu)和(He)过(Guo)电(Dian)压(Ya)概(Gai)率(Lu)分(Fen)布(Bu)曲(Qu)线(Xian)。(?)
经(Jing)理(Li)论(Lun)分(Fen)析(Xi)证(Zheng)明(Ming)，(?)中(Zhong)性(Xing)点(Dian)接(Jie)地(Di)电(Dian)阻(Zu)柜(Gui)电(Dian)阻(Zu)值(Zhi)较(Jiao)小(Xiao)时(Shi)候(Hou)，(?)故(Gu)障(Zhang)点(Dian)漏(Lou)电(Dian)电(Dian)流(Liu)较(Jiao)大(Da)，(?)对(Dui)煤(Mei)矿(Kuang)和(He)人(Ren)身(Shen)安(An)全(Quan)构(Gou)成(Cheng)了(Liao)一(Yi)定(Ding)的(De)威(Wei)胁(Xie)，(?)当(Dang)加(Jia)装(Zhuang)上(Shang)中(Zhong)性(Xing)点(Dian)接(Jie)地(Di)电(Dian)阻(Zu)柜(Gui)后(Hou)可(Ke)有(You)效(Xiao)限(Xian)制(Zhi)电(Dian)弧(Hu)过(Guo)电(Dian)压(Ya)和(He)不(Bu)对(Dui)称(Cheng)短(Duan)路(Lu)过(Guo)电(Dian)压(Ya)分(Fen)幅(Fu)值(Zhi)以(Yi)及(Ji)发(Fa)生(Sheng)的(De)概(Gai)率(Lu)，(?)有(You)效(Xiao)的(De)保(Bao)护(Hu)电(Dian)气(Qi)设(She)备(Bei)的(De)绝(Jue)缘(Yuan)安(An)全(Quan)。(?)
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