1. School of Electronic Information Engineering, Suzhou Vocational University, Suzhou 215104, China
2. Jiangsu Engineering Research Center for Photovoltaic Generation, Suzhou 215104, China
3. CQC Intime Testing Technology Co., Ltd., Suzhou 215104, China
4. School of Mechatronic Engineering and Automation, Shanghai University, Shanghai 200444, China
5. RENAC Power Technology Co., Ltd., Suzhou, Jiangsu 215151, China
6. Wuxi Solartale PV Technology Co., Ltd., Wuxi 214174, China