Wireless Power Transfer Based Battery Charging System • Developed a Proof of Concept for wireless EV battery charging using inductive power transfer. • Modelled lithium-ion battery charging characteristics and analyzed efficiency under varying load conditions. • Simulated charging control algorithms and thermal behavior using MATLAB/Simulink. • Evaluated system performance including charging efficiency, power transfer capability, and battery safety parameters.

Worked on advanced EV charging system R&D, plant modeling, and system validation for Nissan platforms covering 400V/800V architectures, unidirectional and bidirectional charging, and grid-interactive vehicle functions. • Developed a scalable 400V/800V switchable battery architecture model for the LZ1E vehicle to simulate fast-charge behavior and support an 8-minute quick-charge target. • Designed and simulated high-frequency (tens of kHz range) 7.4kW OBC topologies using bridgeless totem-pole PFC and LLC/CLLC resonant converters, aligned with Wide Band Gap (SiC-ready) converter architectures. • Performed efficiency evaluation, loss estimation, and harmonic analysis of power converters, ensuring >95% efficiency and compliance with IEEE 519 standards. • Developed high-speed control algorithms for power converters considering switching dynamics, system non-idealities, and high-frequency operation. • Integrated CCS charging workflows and communication considerations spanning ISO 15118 and DIN 70121, with supporting software architecture documentation, timing diagrams, and user-training material. • Designed anti-islanding detection strategies for single-phase and three-phase grid-tied inverter operation using dq-frame control, PLL synchronization, passive NDZ analysis, and active frequency drift methods. • Analyzed multi-EV integration issues at the point of common coupling, including voltage flicker, signal cancellation, NDZ expansion, and harmonic distortion. • Developed and validated single-phase V2L plant models for Nissan Sakura covering internal and external load configurations and multiple operating modes.