介绍了可控电抗器晶闸管导通角的微机控制及应注意的问题,并给出了试验结果和波形。
Microcomputer control of thyristor conduction Angle in controllable reactor and the matter to be noted are introduced. Experimental results and oscillogram are given.
无论导通时刻是否一致,同臂号晶闸管的关断截止时刻总是相同的。
Whether the turn-on time of the same arm thyristors was uniform or not, the turn-off time was always identical.
通常采用控制晶闸管的导通角,而得到输出连续可调的直流电压。
Usually, the output voltage for continuous adjustment was obtained by controling turn-on angle of thyristor.
一旦器件(晶闸管)导通,门极电流即可去掉。
Once the device begins to conduct, it is latched on and the gate current can be removed.
氢闸流管的导通速度与触发信号有关,常用触发电路中使用快速晶闸管,触发信号并不是很理想。
The switch rate of thyratron is related to the triggering signal. The fast thyristor is usually used in the trigger circuit, but the triggering signal is not ideal.
这种调功器中的晶闸管是过零导通跟过零关断的。
This Power Regulator thyristor in conduction is zero and the zero-crossing turn-off.
励磁变压器的串联电抗恶化了晶闸管的换相工作条件,并在晶闸管元件导通与关断瞬间引起危及到转子励磁绕组安全运行的过电压。
In addition, equivalent series reactance of excitation transformer worsens the condition of the thyristor operation, and it can bring transient over-voltage at the moment of switching thyristor.
励磁变压器的串联电抗恶化了晶闸管的换相工作条件,并在晶闸管元件导通与关断瞬间引起危及到转子励磁绕组安全运行的过电压。
In addition, equivalent series reactance of excitation transformer worsens the condition of the thyristor operation, and it can bring transient over-voltage at the moment of switching thyristor.
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