The 13th Seminar on Power Electronics and Control will take place in Santa Maria, RS, from 15 to 18 May, 2021. In this year, it is organized by the IEEE Organizational Units from the Federal University of Santa Maria (UFSM). The seminar’s objective is to provide interaction among academia and industry to discuss the latest cutting-edge technologies on Power Electronics and Control and their applications. In 2021, the conference is themed on Photovoltaic Energy and Distributed Generation. The event is open to the national and international community, being a great opportunity for technical discussions and bringing together researchers, engineers, entrepreneurs, and students.