Directing to the problem of ac double-drum single rope winding lifter working in multiple level without electric brake in middle level, put forward the reform plan.
针对交流双滚筒单绳缠绕式提升机在多水平运行时,中间水平没有电气制动的问题,提出改造方案。
In order to solve the problem of relay protection failure for induction motor, we put forward the method of stator winding small fault detecting based on wavelet transform.
对电动机的继电保护中存在电动机微变故障保护失效的问题,提出了基于小波分析的定子绕组微变故障检测方法。
In order to deal with this problem, temperature rise for motor winding under 3 cases of temperature rise is analyzed theoretically based on the zero second resistance fitting method.
为了解决直接测试电机绕组零秒温升存在困难的问题,基于零秒电阻拟合方法,对3种温升情况下的电机绕组温升计算理论进行了分析。
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