An economic assessment of biomass gasification for rural electrification in Nigeria C Diyoke, S Idogwu, UC Ngwaka International Journal of Renewable Energy Technology Research 3 (1), 1-17, 2014 | 50 | 2014 |
Evaluation of performance characteristics of a novel hydrogen-fuelled free-piston engine generator U Ngwaka, A Smallbone, B Jia, C Lawrence, B Towell, S Roy, ... international journal of hydrogen energy 46 (66), 33314-33324, 2021 | 47 | 2021 |
The characteristics of a Linear Joule Engine Generator operating on a dry friction principle U Ngwaka, B Jia, C Lawrence, D Wu, A Smallbone, AP Roskilly Applied Energy 237, 49-59, 2019 | 25 | 2019 |
Dynamic and thermodynamic characteristics of a linear Joule engine generator with different operating conditions B Jia, D Wu, A Smallbone, UC Ngwaka, AP Roskilly Energy Conversion and Management 173, 375-382, 2018 | 20 | 2018 |
Parametric analysis of a semi-closed-loop linear joule engine generator using argon and oxy-hydrogen combustion U Ngwaka, D Wu, J Happian-Smith, B Jia, A Smallbone, C Diyoke, ... Energy 217, 119357, 2021 | 19 | 2021 |
Comparative assessment of a hybrid of gas turbine and biomass power system for sustainable multi-generation in Nigeria C Diyoke, U Ngwaka, TO Onah Scientific African 13, e00899, 2021 | 15 | 2021 |
Analysis of Nigerian electricity generation multi year tariff order pricing model NB Anosike, JE Dara, UC Ngwaka, FO Enemuoh Energy and Power Engineering 9 (10), 541-554, 2017 | 13 | 2017 |
Numerical comparison of two operating modes of thermal energy storage tank for compression heat storage in adiabatic compressed air energy storage C Diyoke, U Ngwaka Journal of Energy Storage 30, 101558, 2020 | 12 | 2020 |
Thermodynamic analysis of a hybrid wind turbine and biomass gasifier for energy supply in a rural off-grid region of Nigeria C Diyoke, U Ngwaka Energy Sources, Part A: Recovery, Utilization, and Environmental Effects, 1-19, 2021 | 10 | 2021 |
Industrial cluster energy systems integration and management tool U Ngwaka, Y Khalid, J Ling-Chin, J Counsell, F Siddiqui, ... Energy Conversion and Management 297, 117731, 2023 | 8 | 2023 |
Recent progress on performance and control of linear engine generator U Ngwaka, F Chen, S Qiu, M Li, C Zhang, D Wu International Journal of Engine Research 24 (7), 2866-2896, 2023 | 7 | 2023 |
A comprehensive analysis on the grid-tied solar photovoltaics for clean energy mix and supply in Nigeria’s on-grid power C Diyoke, U Ngwaka, K Ugwu Journal of Energy Systems 7 (1), 1-17, 2023 | 6 | 2023 |
Single Zone, Zero Dimensional Model of Diesel Multiple-Injection UC Ngwaka, C Diyoke, N Anosike Energy and Power Engineering 8 (09), 297, 2016 | 6 | 2016 |
Evaluation of decarbonisation options for heritage church buildings Y Khalid, U Ngwaka, J Papworth, J Ling-Chin, A Smallbone Journal of Building Engineering 77, 107462, 2023 | 4 | 2023 |
A closed-loop linear engine generator using inert gases: A performance and exergy study M Li, U Ngwaka, RM Korbekandi, N Baker, D Wu, A Tsolakis Energy 281, 128278, 2023 | 4 | 2023 |
CFD Analysis of a Fully Developed Turbulent Flow in a Pipe with a Constriction and an Obstacle C Diyoke, U Ngwaka Intl. J. Eng. Res. Technol 4 (7), 2278-0181, 2015 | 3 | 2015 |
Argon oxy-hydrogen combustion for power generation employing Linear Joule Cycle Engine Generator UC Ngwaka Newcastle University, 2021 | 2 | 2021 |
Investigation of the operating characteristics of a free-piston closed-cycle Joule engine generator with helium as working fluid B Wang, S Zhu, U Ngwaka, B Jia, KV Shivaprasad, Y Wang, A Smallbone, ... Energy Conversion and Management: X, 100909, 2025 | | 2025 |
A preliminary experimental study on a free-piston engine generator prototype S Zhu, S Vijayalakshmi, U Ngwaka, S Roy, R Williams, A Smallbone, ... 16th International Conference on Applied Energy, 2024 | | 2024 |
Performance evaluation of linear variable valve actuation for a linear engine generator M Li, U Ngwaka, D Wu, Z Wang, RM Korbekandi, N Baker, A Tsolakis Energy 298, 131361, 2024 | | 2024 |