Dynamic voltage regulation capability improvement system and device for regulating node reactive power

• Main Authors: HOU JINXIU, HU HAO, SHI DONGYU, GAO QIANG, WANG BING, LU GUANGMING, YAN JIANFENG, SUN HELIN, WANG ZEZHONG, JIA YUPEI, LI YALOU, WEI YAWEI, LI CONG, LIU HUI, SHA LICHENG, XIE MEI, DAI HONGYANG, WANG YONG, ZHANG LULU, LYU YING, YU ZHIHONG, ZHAO RUI, ZHANG YINBAO, CAI ZHENGZI, TIAN FANG
• Format: Patent
• Language: Chinese; English
• Published: 08.12.2020
• Subjects: CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; ELECTRICITY; GENERATION; SYSTEMS FOR STORING ELECTRIC ENERGY

The invention discloses a dynamic voltage regulation capability improvement system and device for adjusting node reactive power, and the method comprises the steps: determining a weak node with dynamic voltage regulation capability, searching a generator and a capacitive reactance device which are effective for the voltage of the weak node, and calculating the track sensitivity of the reactive adjustment of the generator and the capacitive reactance device for the voltage of the weak node; and then determining generator reactive power adjustment and capacitive reactance device adjustment measures, verifying the adjusted effect, adjusting control measures or ending calculation according to the verification result, improving the dynamic voltage regulation capability of the weak node throughgenerator reactive power adjustment and capacitive reactance device state adjustment, and solving the demand problem of a dynamic voltage regulation capability evaluation and improvement method. 本发明公开了一种调整节点无功功率的动态调压能力提升系统和装置