码头供电系统存在的问题及其对策

The Existing Problems and Countermeasures to Terminal's Power Supply System

码头供电系统存在继保(继电保护)越级跳闸、电缆线路故障率高、系统电压质量不稳定等问题,结合东渡港的实际,对这些问题的产生原因进行深入分析,提出对策。

There are still some problems existing in terminal＇ s power supply system such as relay protection override skip tripping, high failure rate in cable circuit, and the quality of system voltage unstable, etc. Taking the Dongdu Terminal as an example, this paper analyzes deeply on the reasons of the existing problems and advances the solving countermeasures.