光伏电站暂态模型及其试验验证  

Transient Modeling of Photovoltaic Power Plant and Its Test Validation

作　　者：曲立楠 葛路明 朱凌志 牛拴保 张爽 包斯嘉 QU Linan;GE Luming;ZHU Lingzhi;NIU Shuanbao;ZHANG Shuang;BAO Sijia(China Electric Power Research Institute （Nanking）, Nanjing 210003, China;National Key Laboratory on Operation and Control of Renewable Energy and Energy Storage （China Electric Power Research Institute）, Beijing 100192, China;Northwest China Grid Co. Ltd., Xi＇an 710000, China;State Grid Ningxia Electric Power Co. Ltd., Yinchuan 750000, China)

机构地区：[1]中国电力科学研究院有限公司(南京),江苏省南京市210003 [2]新能源与储能运行控制国家重点实验室(中国电力科学研究院有限公司),北京市100192 [3]西北电网有限公司,陕西省西安市710000 [4]国网宁夏电力有限公司,宁夏回族自治区银川市750000

出　　处：《电力系统自动化》2018年第10期170-175,共6页Automation of Electric Power Systems

基　　金：国家重点研发计划资助项目(2017YFB0902000);国家电网公司科技项目"基于组串型逆变器的光伏电站并网特性实证性研究与测试"~~

摘　　要：光伏电站的暂态特性主要由其控制系统决定,文中根据光伏电站典型拓扑结构和控制策略,建立了机电暂态仿真模型,重点关注与系统暂态过程交互影响的光伏电站低电压穿越特性。设计了基于实测数据的光伏电站参数辨识及模型验证方法,并与西北某省级电网光伏电站试验数据相对比,验证了所提模型及验证方法的有效性。The transient characteristics of photovoltaic（PV）power plant are decided by its control system.Based on the typical topology and control strategy of PV power plant,this paper develops an electromechanical transient simulation model for PV power plant.The the low-voltage ride-through characteristics of PV power plant that interact with the transient process of power system are focused.The parameter identification method and the model validation method based on test data are designed.According to the field test data of the PV power plant in a provincial grid in Northwest China,the effectiveness of the proposed model and its validation method is verified.

关 键 词：逆变器 光伏电站 机电暂态仿真 低电压穿越 模型验证 

分 类 号：TM615[电气工程—电力系统及自动化]