... 联络变压器 tie-in transformer 启动变压器 starting transformer 高压厂用工作变压器 high-voltage house service operating transformer ...
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输配电线路故障、变压器投运、感应电动机启动是引起电压凹陷的主要原因。
Voltage sags due to line faults, transformer energizing and induction motor starting are main interference sources.
因此，选择合理的启动方式，对减小变压器容量及启动的安全性尤为重要。
Wherefore, it is very important of the appropriate starting mode to decrease the transformer capacity and ensure the security of starting.
通过分析发现电力机车空载启动和牵引变空载合闸都会在系统变压器中造成和应涌流。
The sympathetic inrush may occur in the system transformer when no-load electric locomotive or traction transformer is switched, so the protection may be affected.
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