**6. Conclusions**

A novel method called TRL using space decomposition has been proposed in this paper, which is designed for PV systems to obtain the maximum attainable solar energy under PSC, whose contributions can be summarized as follows:


**Author Contributions:** Preparation of the manuscript was performed by M.D., D.L., C.Y., S.L., Q.F., B.Y., and X.Z.

**Acknowledgments:** The authors gratefully acknowledge the support of ADN Comprehensive Demonstration Project of Smart Grid Application Demonstration Area in Suzhou Industrial Park and Yunnan Provincial Basic Research Project—Youth Researcher Program (2018FD036).

**Conflicts of Interest:** The authors declare no conflict of interest.
