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dian lu duan lu duan lu yu hua huo jian ce
Author(s): 
Pages: 65
Year: Issue:  6
Journal: Farm Machinery Using & Maintenance

Abstract: 1.电路故障的基本检查方法 短路和断路是电气系统最常见的故障.对于导线短路、断路或接地不良等故障,应当首先检查线束的外观,有无破损和松动,然后采用模拟的方法使故障再现:对线束揉搓、晃动、拉拽、淋水、局部加热,或者通入满载电流、长时间开启电气设备、在凹凸不平的路面上试车(即振动),根据实时故障现象,再测量电阻、电压、电流或者波形,就可以找出故障点.
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