黄大仙精选资料二四六

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桥式起重机滑触线等电气故障原因及排除方法

2018-11-02

1、QIAOSHIQIZHONGJIZHUGONGDIANXITONGGUZHANG

GUZHANGYUANYIN:GONGDIANHUACHUXIANGUZHANG。

排除方法:如由滑触线引起的断电现象,导管明显变形造成受电器无法移动,电刷侧面擦伤和表面有粒状凹坑,工作时导管晃动太大,电刷磨损太快,电器滑行有较大声响及外壳擦伤等。其原因往往是导轨安装不合适引起的变形,环境温度过高热膨胀造成卡死现象,受电器的不正确安装及定位偏差等。

黄大仙精选资料二四六2、QIAOSHIQIZHONGJIZHUDIANJIHUOQITADIANJIDESUNHUAI

黄大仙精选资料二四六GUZHANGYUANYIN:DIANQIXITONGZHONGDEDIANZIYUANQIJIANDEZHILIANGBUHEGE,DAOZHIJIXIEKEKAOXINGCHA,XIANQUANFARE,XIHEBUHAOJIXIANQUANSHAOHUAI;GEZHONGBAOHUJIDIANQIZHILIANGCHAJISUNHUAI,MAOHUOHUAHEYIRONGHUA,SANXIANGCHUDIANDANHUANGYALIBUJUNHEWAIQIAOPOLIEDENG。

黄大仙精选资料二四六PAICHUFANGFA:GENGHUANBUHEGEDEDIANQIYUANJIAN。

黄大仙精选资料二四六3、QIAOSHIQIZHONGJIHESHANGDIANYUANKAIGUAN,DIANYUANRONGDUANQIRONGSIRONGDUAN。

GUZHANGYUANYIN:YOUJIEDIHUODUANLUXIANXIANG。

黄大仙精选资料二四六PAICHUFANGFA:JIANCHADIANYUANHUILU,ZHAOCHUJIEDIHUODUANLUDIANBINGPAICHU。

4、QIAOSHIQIZHONGJIZHUJIECHUQIBUXIHE

GUZHANGYUANYIN:JINJIKAIGUANWEIHESHANG,CANGMENANQUANWEIZHIKAIGUANWEIBIHE,KONGZHIQIWEIHUILINGWEI,JIECHUQIXIANQUANKAILUHUOWUCAOZUODIANYUAN。

黄大仙精选资料二四六PAICHUFANGFA:JIANCHAHESHANGJINJIKAIGUANHUOCANGMENWEIZHIKAIGUAN,JIANCHAKONGZHIQISHIZHIZHIYULINGWEI,GENGHUANJIECHUQIXIANQUAN,RUOWUCAOZUODIANYUANZEYINGHUIFUDIANYUAN。

5、ZHUJIECHUQIXIHEYIHOU,GUOLIUJIDIANQIDONGZUO,JIECHUQISHIFANG

GUZHANGYUANYIN:KONGZHIQIDIANLUYOUJIEDIXIANXIANG。

PAICHUFANGFA:JIANGBAOHUPANZHIKONGZHIQIDELIANXIANDUANKAI,ZAIZHUBUJIESHANG,MEIJIEYIGENJIUHEYICIJIECHUQI,GENJUGUOLIUJIDIANQIDONGZUOQINGKUANGCHACHUDAOXIANHOU,PAICHUJIEDIGUZHANG。

6、CAOZUOKONGZHIQI,DIANDONGJIBUZHUANDONG

GUZHANGYUANYIN:DIANYUANQUEXIANGDIANDONGJIFACHUWENGWENGSHENG,ZHUANZIXIANLUDUANXIAN,KONGZHIQIDONGJINGCHUTOUWEIBIHE。

PAICHUFANGFA:CHAZHAOBINGHUIFUSANXIANGDIANYUAN,JIANCHAJIETONGZHUANZIXIANLU,DIAOZHENGKONGZHIQIDONGJINGCHUTOUSHIZHIJIECHULIANGHAO。

7、KONGZHIQIHESHANGHOU,GUOLIUJIDIANQIDONGZUO,JIECHUQISHIFANG

GUZHANGYUANYIN:GUOLIUJIDIANQIZHENGDINGZHIGUOXIAO,DINGZIXIANLUJIEDI。

排除方法:重新调整过流继电器整定值,用兆欧表检查并排除接地故障。
 
8、限位装置失灵

黄大仙精选资料二四六GUZHANGYUANYIN:XIANWEIKAIGUANDUANLUHUOXIANLUJIECUO。

PAICHUFANGFA:XIUFUHUOGENGHUANXIANWEIKAIGUAN,BINGZHENGQUEJIEXIAN。

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