分析了微机电动机保护装置在此次事故中的动作情况，并使用e mtp仿真工具仿真电动机在自起动过程中的电流波形。
The operation condition of motor microcomputer-based protection was analyzed in this fault, and the current waveform in the course of starting was simulated using EMTP simulation tool.
潜油电机永磁化需要解决的关键问题是自起动。
The main problem of oil Submersible electric machine magnetization is self starting.
叙述了IEC和GB标准中对自耦减压起动器中自耦变压器温升试验的有关规定。
The related regulations of temperature rise test of autotransformer for autotransformer starter in IEC, GB were described, the current in every winding of autotransformer was analyzed.
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