Hideaki Kobayashi - Publications, H-index & Citations

Visualization of liquid ammonia spray using 2p-SLIPI and comparison of liquid ammonia spray and gaseous ammonia combustion in a swirl combustor at atmospheric pressure 使用2p-SLIPI可视化液氨喷雾，并比较大气压下旋流燃烧器中的液氨喷雾和气态氨燃烧

IF7.5

2025-06-16

PREAI

Xia, Yu; Matsumoto, Daichi; Colson, Sophie; Kudo, Taku; Tanji, Kai; Kovaleva, Marina; Hayakawa, Akihiro; Kobayashi, Hideaki

Emission characteristics of confined non-premixed ammonia–oxygen–nitrogen turbulent jet flames under oxygen-enriched conditions 富氧条件下受限非预混氨-氧-氮湍流射流火焰的排放特性

IF7.5

2024-09-01

PREAI

Yamashita, Hirofumi; Hayakawa, Akihiro; Oku, Kohei; Colson, Sophie; Reibel, Gauthier; Chen, Yi-rong; Somarathne, K. D. Kunkuma A.; Okafor, Ekenechukwu C.; Tsujimura, Taku; Ito, Shintaro; Uchida, Masahiro; Kudo, Taku; Kobayashi, Hideaki

Proceedings of the Combustion Institute

IF5.2

2024-08-19

OAAI

Yu Xia; Yuxuan Shen; Kodai Sakai; Daichi Matsumoto; Sophie Colson; Taku Kudo; Akihiro Hayakawa; Hideaki Kobayashi

Optimum primary equivalence ratio for rich-lean two-stage combustion of non-premixed ammonia/methane/air and ammonia/hydrogen/air flames in a swirling flow

Towards the development of liquid ammonia/air spray combustion in a gas turbine-like combustor at moderately high pressure

IF7.5

2024-07-01

OAAI

Yamashita, Hirofumi; Hayakawa, Akihiro; Okafor, Ekenechukwu C.; Colson, Sophie; Kunkuma, K. D.; Tsujimura, Taku; Ito, Shintaro; Uchida, Masahiro; Kudo, Taku; Kobayashi, Hideaki

Study on the effect of injection temperature and nozzle geometry on the flashing transition of liquid ammonia spray 喷射温度和喷嘴几何形状对液氨喷雾闪蒸过渡影响的研究

IF6

2023-12-01

OAAI

Somarathne, Kapuruge Don Kunkuma Amila; Yamashita, Hirofumi; Colson, Sophie; Oku, Kohei; Honda, Keito; Okafor, Ekenechukwu Chijioke; Hayakawa, Akihiro; Kudo, Taku; Kobayashi, Hideaki

Experimental study of combustion process of NH3 stratified spray using imaging methods for NH3 fueled large two-stroke marine engine

IF7.5

2023-09-01

PREAI

Colson, Sophie; Yamashita, Hirofumi; Oku, Kohei; Somarathne, Kapuruge Don Kunkuma Amila; Kudo, Taku; Hayakawa, Akihiro; Kobayashi, Hideaki

NH3 combustion using three-layer stratified fuel injection for a large two-stroke marine engine: Experimental verification of the concept

IF6

2023-03-01

OAAI

Ichikawa, Yasuhisa; Niki, Yoichi; Takasaki, Koji; Kobayashi, Hideaki; Miyanagi, Akihiro

Effects of initial mixture temperature and pressure on laminar burning velocity and Markstein length of ammonia/air premixed laminar flames 初始混合温度和压力对氨/空气预混层流火焰层流燃烧速度和Markstein长度的影响

IF6

2022-06-01

OAAI

Ichikawa, Yasuhisa; Niki, Yoichi; Takasaki, Koji; Kobayashi, Hideaki; Miyanagi, Akihiro

Measurement of the laminar burning velocity and kinetics study of the importance of the hydrogen recovery mechanism of ammonia/hydrogen/air premixed flames

IF7.5

2022-02-01

OAAI

Kanoshima, Ryuhei; Hayakawa, Akihiro; Kudo, Takahiro; Okafor, Ekenechukwu C.; Colson, Sophie; Ichikawa, Akinori; Kudo, Taku; Kobayashi, Hideaki

Stabilization mechanisms of an ammonia/methane non-premixed jet flame up to liftoff

IF6.2

2022-02-01

149

OAAI

Gotama, Gabriel J.; Hayakawa, Akihiro; Okafor, Ekenechukwu C.; Kanoshima, Ryuhei; Hayashi, Masao; Kudo, Taku; Kobayashi, Hideaki

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

IF6.2

2021-12-01

OAAI

Colson, Sophie; Kuhni, Manuel; Hayakawa, Akihiro; Kobayashi, Hideaki; Galizzi, Cedric; Escudie, Dany

Flame stability and emissions characteristics of liquid ammonia spray co-fired with methane in a single stage swirl combustor 液氨喷雾甲烷混合燃烧单级旋流燃烧器的火焰稳定性和排放特性

IF6

2021-09-01

OAAI

Okafor, Ekenechukwu C.; Kurata, Osamu; Yamashita, Hirofumi; Inoue, Takahiro; Tsujimura, Taku; Iki, Norihiko; Hayakawa, Akihiro; Ito, Shintaro; Uchida, Masahiro; Kobayashi, Hideaki

Turbulent burning velocity of ammonia/oxygen/nitrogen premixed flame in O2-enriched air condition O2-enriched空气条件下氨/氧/氮预混火焰的湍流燃烧速度

IF7.5

2021-03-01

115

PREAI

Okafor, Ekenechukwu C.; Yamashita, Hirofumi; Hayakawa, Akihiro; Somarathne, K. D. Kunkuma A.; Kudo, Taku; Tsujimura, Taku; Uchida, Masahiro; Ito, Shintaro; Kobayashi, Hideaki

Control of NOx and other emissions in micro gas turbine combustors fuelled with mixtures of methane and ammonia 控制以甲烷和氨混合物为燃料的微型燃气轮机燃烧器中的NOx和其他排放物

IF7.5

2020-05-01

OAAI

Xia, Yu; Hashimoto, Genya; Hadi, Khalid; Hashimoto, Nozomu; Hayakawa, Akihiro; Kobayashi, Hideaki; Fujita, Osamu

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 pressure 在高压下，在各种壁热边界条件下，通过富稀燃烧室的湍流非预混氨/空气和甲烷/空气旋流火焰的排放特性

IF6.2

2020-01-01

311

OAAI

Okafor, Ekenechukwu C.; Somarathne, K. D. Kunkuma A.; Ratthanan, Rattanasupapornsak; Hayakawa, Akihiro; Kudo, Taku; Kurata, Osamu; Iki, Norihiko; Tsujimura, Taku; Furutani, Hirohide; Kobayashi, Hideaki

Measurement and modelling of the laminar burning velocity of methane-ammonia-air flames at high pressures using a reduced reaction mechanism

IF6.2

2019-12-01

142

OAAI

Somarathne, Kapuruge Don Kunkuma Amila; Okafor, Ekenechukwu C.; Hayakawa, Akihiro; Kudo, Taku; Kurata, Osamu; Iki, Norihiko; Kobayashi, Hideaki