Paul C. Okonkwo

Optimal sizing of photovoltaic systems based green hydrogen refueling stations case study Oman

El Manaa Barhoumi, Paul C. Okonkwo, Ikram Ben Belgacem et al. · International Journal of Hydrogen Energy · 2022 · 143 citations

Optimal Sizing, Electrical Engineering, Engineering +12

Techno-economic analysis of photovoltaic-hydrogen refueling station case study: A transport company Tunis-Tunisia

El Manaa Barhoumi, Paul C. Okonkwo, Slah Farhani et al. · International Journal of Hydrogen Energy · 2021 · 99 citations

Economics, Engineering, Energy Management +15

Techno-economic optimization of wind energy based hydrogen refueling station case study Salalah city Oman

El Manaa Barhoumi, Mohamed Salah Salhi, Paul C. Okonkwo et al. · International Journal of Hydrogen Energy · 2022 · 90 citations

Engineering, Hydrogen-based Microgrids, Energy Efficiency +10

Analytical model for a techno-economic assessment of green hydrogen production in photovoltaic power station case study Salalah city-Oman

Manaf Zghaibeh, El Manaa Barhoumi, Paul C. Okonkwo et al. · International Journal of Hydrogen Energy · 2022 · 85 citations

Green Hydrogen Production, Engineering, Hydrogen-based Microgrids +10

The effect of sliding speed on the wear of steel–tool steel pairs

Paul C. Okonkwo, Georgina Kelly, Bernard Rolfe et al. · Tribology International · 2016 · 82 citations

Engineering, Wear Testing, Mechanics +6