zero-range trigger

To introduce the controlling temperature principle of the power regulator, the type selecting of the temperature show controlling instrument and the zero passage trigger periodic wave control mode for power regulator.

介绍调功器的控温原理，温度显示控制仪的选型，调功器选用过零触发周波控制方式。

The output current and voltage zero regulation are achieved through the close cycle control of the unsteady flow of thyristor and the pressure regulating device by means of the thyristor digit trigger composed of monolithic computers processors and by the use of PIB regulating technique.

用单片机组成晶闸管数字触发器，并结合PID调节技术，对晶闸管变流、调压装置进行闭环控制，实现输出电流、电压无差调节。

The temperature control can be isolated with photoelectric trigger a zero-two-way AC-SSR SCR to achieve.

对于温度的控制可通过带光电隔离的过零触发型双向可控硅AC -SSR 来实现.

The zero voltage trigger for thyristor can be realized with simple transistor circuit.

单向晶闸管的电压过零触发可利用简单的晶体管电路。

TSC trigger circuit was designed, including the zero-crossing detection circuit and thyristor trigger circuit. And contactor was combined with the thyristor switch used in TSC.

设计了TSC触发电路，其中包括过零检测电路与晶闸管触发电路，并将接触器与晶闸管组合成复合开关应用在电容器投切中。