浅谈海上电网短路电流计算及限制措施

Brief introduction of short circuit current calculation and restriction measures in offshore power grid

海上油气田电网规模的不断增大带来系统短路电流水平的增加。针对海上油气田电力系统的特点,分析了短路电流计算方法,阐述了多种限制短路电流的措施及其优缺点,并探讨这些限流措施在海上平台的适用性。通过采用合适的限流措施,可有效限制短路电流,对保证海上电力系统安全稳定运行具有重要的意义。

The continuous expanding of power grid in offshore oil and gas field brings the increase of short-circuit current level.According to the characteristics of offshore oil and gas field power system,this paper analyzes the calculation method of short circuit current,expounds various measures to limit short circuit current and their advantages and disadvantages,and discusses the applicability of these measures in offshore platform.Appropriate current limiting measures can effectively limit short-circuit current,which is of great significance to ensure the safe and stable operation of offshore power system.