分布式无功补偿系统的无功补偿控制方法

• Format: Patent
• Language: Chinese
• Published: 04.01.2017
• Subjects: CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; ELECTRICITY; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERATION; REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGYGENERATION, TRANSMISSION OR DISTRIBUTION; SYSTEMS FOR STORING ELECTRIC ENERGY; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS; TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINSTCLIMATE CHANGE

本发明公开了种分布式无功补偿系统的无功补偿控制方法，所述的分布式无功补偿系统包括若干个基于总线连接的补偿模块，利用分布式无功补偿系统中补偿模块的通信时延确定主模块和从模块，并构建无功补偿网络；由主模块控制所述的无功补偿网络对电网进行无功补偿，且在补偿过程中若主模块发生故障，则根据通信时延重新从所述补偿模块中确定主模块和从模块，并重新构建无功补偿网络。本发明的无功补偿控制方法采用主模块带多个从模块的控制方法，由有主模块控制进行无功功率补偿，可以自动确定主模块和从模块，并组建无功补偿网络，且在主模块发生故障时，重新确定主模块和从模块，重新构建无功补偿网络，大大提高了系统的可靠性。