Follow
Ekenechukwu C. Okafor
Ekenechukwu C. Okafor
Verified email at mech.kyushu-u.ac.jp - Homepage
Title
Cited by
Cited by
Year
Science and technology of ammonia combustion
H Kobayashi, A Hayakawa, KDKA Somarathne, EC Okafor
Proceedings of the combustion institute 37 (1), 109-133, 2019
13342019
Experimental and numerical study of the laminar burning velocity of CH4–NH3–air premixed flames
EC Okafor, Y Naito, S Colson, A Ichikawa, T Kudo, A Hayakawa, ...
Combustion and flame 187, 185-198, 2018
5512018
Measurement and modelling of the laminar burning velocity of methane-ammonia-air flames at high pressures using a reduced reaction mechanism
EC Okafor, Y Naito, S Colson, A Ichikawa, T Kudo, A Hayakawa, ...
Combustion and Flame 204, 162-175, 2019
3242019
Towards the development of an efficient low-NOx ammonia combustor for a micro gas turbine
EC Okafor, KDKA Somarathne, A Hayakawa, T Kudo, O Kurata, N Iki, ...
Proceedings of the combustion institute 37 (4), 4597-4606, 2019
2572019
Control of NOx and other emissions in micro gas turbine combustors fuelled with mixtures of methane and ammonia
EC Okafor, KDKA Somarathne, R Ratthanan, A Hayakawa, T Kudo, ...
Combustion and flame 211, 406-416, 2020
2402020
Development of a wide range-operable, rich-lean low-NOx combustor for NH3 fuel gas-turbine power generation
O Kurata, N Iki, T Inoue, T Matsunuma, T Tsujimura, H Furutani, ...
Proceedings of the combustion Institute 37 (4), 4587-4595, 2019
1682019
Effects of hydrogen concentration on premixed laminar flames of hydrogen–methane–air
EC Okafor, A Hayakawa, Y Nagano, T Kitagawa
international journal of hydrogen energy 39 (5), 2409-2417, 2014
1312014
Emission characteristics of turbulent non-premixed ammonia/air and methane/air swirl flames through a rich-lean combustor under various wall thermal boundary conditions at high …
KDKA Somarathne, EC Okafor, A Hayakawa, T Kudo, O Kurata, N Iki, ...
Combustion and flame 210, 247-261, 2019
1212019
Flame stability and emissions characteristics of liquid ammonia spray co-fired with methane in a single stage swirl combustor
EC Okafor, H Yamashita, A Hayakawa, KDKA Somarathne, T Kudo, ...
Fuel 287, 119433, 2021
992021
Measurement of the laminar burning velocity and kinetics study of the importance of the hydrogen recovery mechanism of ammonia/hydrogen/air premixed flames
GJ Gotama, A Hayakawa, EC Okafor, R Kanoshima, M Hayashi, T Kudo, ...
Combustion and Flame 236, 111753, 2022
882022
Experimental and theoretical analysis of cellular instability in lean H2-CH4-air flames at elevated pressures
EC Okafor, Y Nagano, T Kitagawa
international journal of hydrogen energy 41 (15), 6581-6592, 2016
802016
Influence of wall heat loss on the emission characteristics of premixed ammonia-air swirling flames interacting with the combustor wall
EC Okafor, M Tsukamoto, A Hayakawa, KDKA Somarathne, T Kudo, ...
Proceedings of the combustion Institute 38 (4), 5139-5146, 2021
702021
Effects of OH concentration and temperature on NO emission characteristics of turbulent non-premixed CH4/NH3/air flames in a two-stage gas turbine like combustor at high pressure
KDKA Somarathne, EC Okafor, D Sugawara, A Hayakawa, H Kobayashi
Proceedings of the Combustion Institute 38 (4), 5163-5170, 2021
702021
Effects of initial mixture temperature and pressure on laminar burning velocity and Markstein length of ammonia/air premixed laminar flames
R Kanoshima, A Hayakawa, T Kudo, EC Okafor, S Colson, A Ichikawa, ...
Fuel 310, 122149, 2022
592022
Liquid ammonia spray combustion in two-stage micro gas turbine combustors at 0.25 MPa; Relevance of combustion enhancement to flame stability and NOx control
EC Okafor, O Kurata, H Yamashita, T Inoue, T Tsujimura, N Iki, ...
Applications in Energy and Combustion Science 7, 100038, 2021
572021
Experimental and numerical study of product gas characteristics of ammonia/air premixed laminar flames stabilized in a stagnation flow
A Hayakawa, Y Hirano, EC Okafor, H Yamashita, T Kudo, H Kobayashi
Proceedings of the Combustion Institute 38 (2), 2409-2417, 2021
512021
Evolution of N2O production at lean combustion condition in NH3/H2/air premixed swirling flames
S Mashruk, EC Okafor, M Kovaleva, A Alnasif, D Pugh, A Hayakawa, ...
Combustion and Flame 244, 112299, 2022
352022
Nitrogen oxide emissions analyses in ammonia/hydrogen/air premixed swirling flames
S Mashruk, M Kovaleva, A Alnasif, CT Chong, A Hayakawa, EC Okafor, ...
Energy 260, 125183, 2022
332022
Nitrogen oxides as a by-product of ammonia/hydrogen combustion regimes
S Mashruk, M Kovaleva, C Tung Chong, A Hayakawa, EC Okafor, ...
Chemical Engineering Transactions 89, 613-618, 2021
242021
Experimental and numerical study of product gas and N2O emission characteristics of ammonia/hydrogen/air premixed laminar flames stabilized in a stagnation flow
A Hayakawa, M Hayashi, M Kovaleva, GJ Gotama, EC Okafor, S Colson, ...
Proceedings of the Combustion Institute 39 (2), 1625-1633, 2023
222023
The system can't perform the operation now. Try again later.
Articles 1–20