Power Control Equipment for Control Rod Drive Mechanisms Based on IGBT in Nuclear Power Plant
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摘要: 反应堆控制棒驱动机构电源控制装置采用闭环调节技术、脉宽调制技术以及可编程控制器控制技术,控制功能完备,实现了控制电路对绝缘栅双极型晶体管的有效控制,使得控制对象上的电流线性可调节,以及电流波形下降沿时间可调节。本装置采用的新的设计方法解决了基于传统国产控制棒驱动机构控制方法设计的装置和目前国外控制棒驱动机构电源控制装置存在的相关问题,与国内外同类控制设备相比主要性能基本一致,在控制技术、设备性能、可靠性和设备总体技术性能方面均达到国外同类先进产品的技术水平。Abstract: The closed-cycle control technology, Pulse-Width Modulation（PWM） technology and programmable logic controller（PLC） technology with the function of maturity are applied in control and power device for control rod drive mechanism in nuclear plant. The functions of the device are described as following: the control to the IGBT within control circuit is effective,the current of control object is adjustable linearity, and the discharging time is adjustable. Through development of this device, the inherent problems of native device and import device are solved. It is up to the level as control technology, performance and reliability of the import equipment.
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