单向晶闸管的电压过零触发可利用简单的晶体管电路。
The zero voltage trigger for thyristor can be realized with simple transistor circuit.
动态电压恢复器采用单向馈能电路结构，可以在能量单向流动的情况下，实现对因电缆压降而产生的电压暂降或暂升的持续补偿。
The dynamic voltage restorer is designed as unilateral energy flow equipment which can compensate continuous voltage sag or swell resulted from the voltage drop of power cable.
从而使单向可控硅在交流电力变压电路中使用简单化、标准化。
Therefore, application of the single-direction thyristor in AC electric transformer circuit becomes of simplification and standardization.
本文讨论三相单向换能器等效电路模型和制作调整。
An equivalent circuit model of these 3-phase unidirectional transducers is discussed as well as their adjustment and fabrication.
单电池系统更保险。2块电池并联增加了单电芯实效拉跨全部系统的可能性，单向导通电路听上去是个好主义但很难实行。
A single battery system is safer. 2 batteries in parallel to mitigate further sources of failure. reverse current protection is recommended, but usually not feasible.
本实用新型涉及一种双极式超声波换能器，它由紧固件、反射板、压电晶体、单向输出板、振荡放大电路等组成。
The utility model relates to a two-polarity ultrasonic transducer, composed of a fastener, a reflecting plate, a piezocrystal, a sound direction output plate, and an oscillation amplifying circuit.
经过比较，选用单向电压源高频链逆变器作为逆变电源的主电路拓扑，采用的飞利浦单片机P 87lpc 768为该电源的主控芯片。
After compares, a unidirectional power flow mode inverter using high frequency link is selected as the main topology and the inverter is controlled by P87LPC768 that is made by Philips.
经过比较，选用单向电压源高频链逆变器作为逆变电源的主电路拓扑，采用的飞利浦单片机P 87lpc 768为该电源的主控芯片。
After compares, a unidirectional power flow mode inverter using high frequency link is selected as the main topology and the inverter is controlled by P87LPC768 that is made by Philips.
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