1) Power voltage waveform
工频电压波形
2) power frequency voltage
工频电压
1.
When lightning hits the transmission lines,the power frequency voltage always exists on the lines and the value of the voltage is random.
为研究工频电压对输电线路反击跳闸率和绕击跳闸率产生的影响,验证目前的试验结果,从工频叠加影响机理、蒙特卡罗法实例计算两个方面进行了计算和分析。
3) voltage waveform
电压波形
1.
Voltage waveform analysis for synchronous generator with rectifier load;
带整流负载同步发电机的电压波形分析
2.
A way to fast protract voltage waveform of a three-phase full-controlled bridge circuit;
三相全控桥变流电路电压波形的快速绘制方法
3.
Influence of damper winding on voltage waveform of loaded salient pole single phase synchronous generators
阻尼绕组对凸极单相同步发电机负载电压波形的影响
4) voltage wave
电压波形
1.
The analysis of voltage wave of doubly-fed generator with vector control for rotor AC excitation;
双馈电机转子交流励磁矢量控制电压波形分析
2.
The description of voltage wave in circuit of controlled silicon;
可控硅电路中电压波形的画法
5) power frequency overvoltage
工频过电压
1.
During the restoration of black-out in the power system,the power frequency overvoltage caused by the capacitive effect of a non-loaded long overhead lines and the switching overvoltage by closing non-loaded long overhead lines are important factors to establish the restoration scheme.
在电力系统发生大停电事故后的恢复过程中,控制启动方案中的重要因素即充电空载长线路时的工频过电压与合闸空载长线路时的操作过电压,分析了电压源换流器直流输电(VSC-HVDC)技术用于联网的优势,及由空载长线路电容效应引起的工频过电压与合闸空载线路引起的操作过电压的形成机理;提出利用联网的VSC-HVDC抑制空载长线路工频过电压与操作过电压的概念以及相应的过电压控制策略与系统并建立了联网的VSC-HVDC启动空载线路的数学模型。
2.
The power frequency overvoltage of unloaded line because of the capacity effect is studied,and the effect of eliminating power frequency overvoltage using shunt reactors is analyzed.
讨论了空载线路在电容效应下产生的工频过电压,并对并联电抗器抑制工频过电压的作用进行了理论分析。
3.
The results show tha t the power frequency overvoltage and switching overvoltage are all within the limita-tion of design criteria if the line is around200km,so it needs no speci al means to limit these overvoltages except some shunt reactors added on the lin e.
建立了一个110kV长线供电系统模型,用软件EMTP对该系统进行了工频过电压和操作过电压的计算。
6) power frequency over-voltage
工频过电压
1.
Analysis of power frequency over-voltage for unloaded lines by using PSCAD/EMTDC
基于PSCAD/EMTDC软件的空载线路工频过电压分析
2.
The power frequency over-voltage,the secondary arc current,and the recovery voltage of the lines with different tower types and various phase order arrangement are studied under different system operational modes.
介绍了几种塔型结构、相序布置在不同系统运行方式下的线路工频过电压、潜供电流和恢复电压的研究情况,分析了塔型和相序变化对工频过电压和潜供电流的影响,并提出了结论和建议。
3.
The ZnO varistor is tested for the performance of the clamping voltage and power frequency over-voltage withstanding time.
对氧化锌压敏电阻器的限制电压和工频过电压耐受时间的试验测试,结果表明,相同型号的氧化锌压敏电阻器,其限制电压越高,则耐受工频过电压的时间越长。
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