1) zero-voltage triggering
零电压触发
2) Voltage zero-crossing triggering
电压过零触发
3) gero-current trigger
零电流触发
1.
With regard to gero-current trigger in numeric control alternating current stabiliging-Valt-age mains,this paper introduces its qorwacd phose position, the width of the pulse,the relation-ship between the cussent passing through the bidirectional crystal gastriode and the wilth of gero-current pulse and the best phase position for the valtage control signals.
本文介绍了数控交流稳压电源中零电流触发脉冲的前沿相位和脉冲宽度。
4) trigger voltage
触发电压
1.
During the two experiments, both the trigger gap surface resistance variation and the trigger voltage variation are compared and analyzed.
为给触发真空开关(TVS)在脉冲功率系统多级放电中的应用提供参考和设计依据,通过空载和通流两种触发实验研究了一种沿面击穿型的TVS,对比分析触发间隙电阻和触发电压两个参数变化规律的实验结果表明,在通流实验次数不多时存在触发间隙电阻增大、触发电压减小的趋势,原因在于沿面击穿型TVS工作过程中主间隙电流的作用远大于触发电流的作用,而主间隙电流的作用取决于大电流电弧以及金属蒸气沉积的效果。
2.
Compared to other typical switches,the tested switch showed high reliability of trigger voltage,trigger current and trigger resistance.
对一种新型仿制的触发真空开关进行了性能测试,实验主电压从1kV到10kV变化,相应的主电流从7kA到70kA变化,得到的触发电压、导通时延和触发电阻与典型的触发真空开关相比较,性能更稳定,其中10kV的高电压连续做了105次,开关均能正常导通,并且电极的烧蚀较小,说明开关性能良好,达到了设计要求。
5) zero-cross-over triggering circuit
过零触发电路
1.
In view of the problem with underground selective leakage protection,the paper focuses on the principle of zero-sequence power direction,and presents a scheme of phase comparison between zero sequence voltage and current based on DSP TMS320LF2407A,which can achieve the selectivity of leakage protection by zero-cross-over triggering circuit.
这一方案是通过过零触发电路捕捉零序电压、电流的过零点,然后在软件上来比较零序电压、电流之间的相位关系,根据漏电故障支路与非故障支路中零序电压、电流之间相位的不同,从而实现漏电保护的选择性。
6) positive valtage touch off
正电压触发
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