pulse switch

The switch works by passing a pulse of current between the tip and the surface.

那个开关通过在末梢和表面之间传输电流脉冲工作。

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The flyback mode switch power supply is chosen as the main circuit of the high voltage power in the paper with 555 pulse control circuit and flyback drive circuit.

选择了反激式开关电源作为高压电源的主电路，并以555脉冲控制电路和反激式驱动电路作为辅助电路。

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The simplest way to process power is using pulse width modulation ( PWM ) control of the switch.

用脉冲宽度调制 ( PWM ) 方式控制开关工作是电力电子技术中最为简便的方法.

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It mainly consists of a programmable pulse generator, adjustable voltage regulator, voltage switch and protection circuits.

该仪器由可编程脉冲发生器 、 高压可调稳压电源 、 高压功率开关和保护电路组成.

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The circuit is simulated with PSPICE program, and the results indicate that the designed circuit could generate kilo-voltage nanosecond pulse control signal that can match the applications requirement of electro-holographic optical switch well.

利用PSPICE软件对电路进行了仿真，结果显示，利用所设计的电路可产生千伏级的纳秒脉冲控制信号，能较好的满足电控全息光开关的控制需求。

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Angle displacement quantities of guide pulley and count reposition position of cutter displacement which are obtained through approach switch are translated into pulse signals;

采用接近开关将检测到的导向滑轮的角位移量和钻具位移的计数复位位置转换为脉冲信号；

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Research on Pulse Tube Refrigerator with Low Temperature Switch Valve

低温旋转阀式脉冲管制冷机的实验及理论研究

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When Q-switch and gain switch were applied the peak pulse power was increased and pulse width decreased.

利用增益开关和Q开关双机制作用，压窄了调Q脉宽，提高了输出功率。

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The fundamental concept of pulse power technology is introduced, and the category and characteristic of switch devices in pulse power technology field are summed up. The advantages of high-power and ultra-high-speed semiconductor switch RSD ( Reversely Switched Dynistor) are illustrated.

本文介绍了脉冲功率技术的基本概念，归纳了脉冲功率技术领域开关器件的种类与其特性，指出了大功率超高速半导体开关RSD（Reversely Switched Dynistor）的基本优势。

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