摘要
研究浙江舟山地区小洋山薄刀咀118 MW光伏电站全直流送出方案。介绍全直流送出系统的构建原理,重点阐述拓扑结构选择、接地方式、直流电压控制等关键技术问题。明确多级直流升压系统的构建原理。在PSCAD/EMTDC平台上搭建相应仿真系统,通过时域仿真验证所提小洋山薄刀咀118 MW光伏电站全直流送出方案的可行性。
This paper studies the full DC transmission scheme of 118 MWp photovoltaic power station in Xiaoyangshan Bodaozui island of Zhoushan,Zhejiang Province.The construction principle of the full DC transmission system is introduced,and the key technical issues such as the topology selection,the grounding method,and the DC voltage control are clarified.The composition principle of DCDC converters at all levels is specified.A corresponding simulation system is built on the PSCAD/EMTDC platform and the time-domain simulation verifies the feasibility of the proposed full DC transmission scheme of 118 MWp photovoltaic power station in Xiaoyangshan Bodaozui island.
作者
徐政
徐文哲
郭瀚临
华文
裘鹏
张哲任
Xu Zheng;Xu Wenzhe;Guo Hanlin;Hua Wen;Qiu Peng;Zhang Zheren(College of Electrical Engineering,Zhejiang University,Hangzhou 310027,China;State Grid Zhejiang Electric Power Co.,Ltd.,Research Institute,Hangzhou 310014,China)
出处
《太阳能学报》
EI
CAS
CSCD
北大核心
2024年第8期324-331,共8页
Acta Energiae Solaris Sinica
关键词
光伏发电
高压直流输电
直流变压器
接地方式
直流电压控制
photovoltaic power
high voltage DC transmission
DC-DC converters
grounding method
DC voltage control