基于电流变化率检测的固态断路器设计

Design of SSCB Based on Current Rate of Change

介绍了一种基于电流变化率检测短路电流的固态断路器设计,分析讨论了利用有源微分电路检测电流变化率的方法和有效频率范围.软件的仿真结果和实验样机的测试数据验证了理论分析的可行性.

This paper introduced a design of solid-state circuit breaker based on current rate of change,by which to detect short circuit current.Analyzed using the method of detecting current rate of change by active differential circuit and the effective frequency range.The feasibility of theoretical analysis is verified by software simulation and prototype test.