磁控电抗器型静止无功补偿装置的应用

Application of MCR Static Reactive Compensation Device

针对目前变电站电压无功综合控制存在的补偿精度低、开关动作频繁等缺点,应用了一种磁控电抗器型静止无功补偿装置。介绍了磁控电抗器型静止无功补偿装置的工作原理和优点,从控制原则、控制逻辑、协调运行控制三方面分析了这一装置的控制策略。对磁控电抗器型静止无功补偿装置应用前后的宏山变电站无功功率情况进行对比,确认应用磁控电抗器型静止无功补偿装置后提高了系统的稳定性,改善了地区电网的电压和功率因数质量。

Aiming at the shortcomings of low compensation accuracy and frequent switching action during voltage and reactive power integrated control in current substation,an MCR static reactive compensation device was applied.The working principle and advantages of the MCR static reactive compensation device were introduced.The control strategy of this device was analyzed from the aspects of control principle,control logic and coordinated operation control.The reactive power situation of Hongshan substation before and after the application of the MCR static reactive compensation device was compared.It is confirmed that the application of the MCR static reactive compensation device may enhance the stability of the system with improved voltage and power factor quality in regional power grid.