(1)供电电源AC200V±10% (2)跳合闸操作为电源电压:DC220V、DC110V (3)跳合闸阻抗选择400Ω、200Ω、110Ω (4)合闸时间选择:20-200ms (5)跳闸时间选择:20-100ms (6)模拟断路器常闭/常开接点容量为AC220V/5A。
通过对真空断路器在分断过程中三相电流在整个变量周期内的数值模拟,得到了三相电流在不同相位角时对相间磁场的影响。
Through the whole cycle numerical simulation to three phases current in the opening course, the magnetic field influences at different phase angles of three phases current are clearly obtained.
提出了模拟SF 6断路器中气体放电过程的随机步进式先导贯穿模型。
A randomly stepped leader propagation model is proposed to investigate the gas discharge phenomena in SF6 circuit breaker.
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