This "PLECS Model of the Month" video provides an overview of the High Step-Up Transformerless Inverter for AC Module Applications with Active Power Decoupling, submitted by Dr. Jinia Roy, a Postdoctoral Researcher with the Power Systems Engineering Center (PSEC) at National Renewable Energy Laboratory (NREL), Golden, CO, USA.
She can be contacted at firstname.lastname@example.org and the reference to her paper is:
J. Roy, Y. Xia and R. Ayyanar, "High Step-Up Transformerless Inverter for AC Module Applications With Active Power Decoupling," in IEEE Transactions on Industrial Electronics, vol. 66, no. 5, pp. 3891-3901, May 2019.