1. State Key Laboratory for Alternate Electrical Power System with Renewable Energy SourcesNorth China Electric Power UniversityNo. 2 Beinong Road, Changping DistrictBeijingPeople's Republic of China
2. Shenhua Guohua Electric Power Research Institute Co., LtdNo. 3 Li Yuanli, Chaoyang DistrictBeijingPeople's Republic of China
3. Shanxi Electric Power Research InstituteNo. 308, Youyi RoadXi'anPeople's Republic of China