Jimoh J. Afolayan

Enhanced Solar-Integrated Quasi-Z-Source DC–DC Converter for Efficient Electric Vehicle Battery Charging

Mary L. Udoh, Jimoh J. Afolayan, Kufre M. Udofia & Akaninyene B. Obot · Journal of Engineering Research and Reports · 2026

The integration of photovoltaic (PV) systems with electric vehicle (EV) charging requires high-gain DC–DC converters that can handle low and variable PV voltages while maintaining efficiency and battery safety. This paper presents the modelling and performance analysis of a solar...

Open access Research Article 10.9734/jerr/2026/v28i81989

Optimal Placement and Sizing of Static Var Compensators on the Nigerian 330 kV Transmission Network: A Comparative Study of Genetic Algorithm, Particle Swarm Optimization, and a Hybrid Approach

Ndubuisi V. Irokwe, Nseobong I. Okpura, Kufre M. Udofia & Jimoh J. Afolayan · Journal of Engineering Research and Reports · 2026

This study addresses voltage instability in developing-economy transmission grids by determining the optimal placement and sizing of Static Var Compensators (SVCs) on the Nigerian 330 kV, 50-bus network. Although metaheuristic techniques have been widely applied to FACTS device a...

Open access Research Article 10.9734/jerr/2026/v28i81976