压球机电机通电后不启动、嗡嗡响是怎么回事?

2025年04月08日 09:05
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网友(1):

总结型煤压球机设备电机通电后不启动嗡嗡作响的原因及处理办法: 1. 改极重绕后槽配合选择不当:选择合理绕组形式和绕组节距;适当车小转子直径;重新计算绕组参数。 2. 定、转子绕组短路:查明断路点进行修复;检查绕线转子电刷与集电环接触状态,检查启动电阻是否断路或电阻过大。 3. 绕组引出线始末短接错或绕组内部接反:在定子绕组中通入直流,检查绕组极性(用指南针)判定绕组首末端是否正确。 4.型煤设备电机负载过大或被卡住:检查设备,排除故障。 5.电源未能全部接通:更换熔断的熔体;紧固接线柱松动的螺钉;用万用表检查电源线断线或假接故障,然后修复。 6.电压过低:如果联接电机误接成Y连接,应改回△连接;电源电压太低时应与供电部门联系解决;电源线压降太大造成电压过低时,应改粗电缆线。 7.对于小型电机,润滑脂变硬或装配太紧:选择合适的润滑脂,提高装配质量。

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