E. N. C. Okafor

Voltage Stability Evaluation in the Nigeria 44 Bus Grid Network using Modal Analysis

E. N. Aneke, B. E. Ibekwe, J. C. Iyidobi & E. N. C. Okafor · Journal of Engineering Research and Reports · 2021

This paper focused on the application of modal analysis method to determine the voltage stability of the Nigeria 44 bus 330kV transmission grid network and to determine the network’s weakest buses. Modal method calculates the smallest eigenvalue and all the associated eigenvector...

Open access Research Article 10.9734/jerr/2021/v20i1117411

Summary of the Key Technologies for Metric Range Extension of Electric Vehicles

Salami A. Nasirudeen, M. A. Aminu, M. S. Haruna & E. N. C. Okafor · Archives of Current Research International · 2019

Electric vehicle is a sustainable development which is capable of transforming the transport sector. It is a sustainable alternative to internal combustion engine-based vehicle. Its technology is based on utilization of sustainable energy resources which are eco-friendly and repl...

Open access Research Article 10.9734/acri/2019/v18i230130