Funding for this research was provided by:
National Natural Science Foundation of China (51477015)
Visiting Scholarship of State Key Laboratory of Power Transmission Equipment & System Security and New Technology (2007DA10512714406)
Natural Science Foundation of Fujian Province (2018J01511)
Program for New Century Excellent Talents in Fujian Province University (2018047)
Article History
Received: 28 February 2020
Accepted: 17 December 2020
First Online: 10 January 2021