1) abnormal voltage
电压异常
1.
Based on the dispatching and operation,the reason and manifestation of common abnormal voltage in 35 kV and 10 kV power system are analyzed.
从调度运行的角度,分析了35 kV、10 kV系统常见的电压异常的原因及表现形式,同时归纳、总结出了判断和处理各类电压异常的方法。
2.
The propagation of abnormal voltage signal produced by faulted CVT from one secondary voltage circuit to another in a sub- station is discussed.
就某变电所CVT故障后电压异常信号在电压二次回路的传递进行了讨论,从原理上时电压回路传递故障信号的现象进行了分析,通过PSCAD/EMTDC专业电力系统仿真工具仿真,对该现象进行了验证,提出了各个电压回路N600分别实现一点接地的必要性。
2) voltage abnormity
电压异常
1.
Aiming at the problems of voltage abnormity in small current grounded system frequently faced by distribution dispatchers,the paper analyzed the reasons of voltage abnormity associating with field working experience.
针对地、县(配)调调度员经常遇到小电流接地系统电压异常的问题,结合现场工作经验,分析电压异常的原因,包括电压互感器高压熔丝熔断、低压熔丝熔断、一次系统接地故障、一次系统断线故障、铁磁谐振、负载不对称、接线错误等,并以现场实例说明处理方法。
2.
This phenomenon is theoretically analyzed in this paper and the conclusion is got that the voltage abnormity in the system without neutral point connected to earth is caused by parameter mismatching between voltage mutual inductor and phase-to-earth capacita.
针对中原油田濮城35kV/6kV快装变电所投运过程中,6kV母线送电后电压互感器二次侧三相对地电压不平衡的情况,进行分析,结论是:在中性点不接地系统中,电压异常现象是由电压互感器的参数与系统各相对地的电容参数配合不当引起的,并据此提出了处理方法。
4) abnormal overvoltage
异常过电压
5) abnormal overvoltage
异常过电压，事故过电压
6) abnormal overvoltage
异常过电压;事故过电压
补充资料：标准操作冲击电压波形(见冲击电压发生器)
标准操作冲击电压波形(见冲击电压发生器)
standard switching impulse voltage waveform
b .oozhun CooZuo ChongJld，onyo boxlng标准操作冲击电压波形(standard switchingimpulse voltage waveform)见冲击电压发生器。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条