Search Results - "Combustion and flame"

Insight into biomass pyrolysis mechanism based on cellulose, hemicellulose, and lignin: Evolution of volatiles and kinetics, elucidation of reaction pathways, and characterization of gas, biochar and bio‐oil by Chen, Dengyu, Cen, Kehui, Zhuang, Xiaozhuang, Gan, Ziyu, Zhou, Jianbin, Zhang, Yimeng, Zhang, Hong

“…Pyrolysis is the first step of gasification and combustion. The pyrolysis process of biomass is complicated, which is generally considered to consist of the…”
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Experimental and kinetic modeling study of laminar burning velocities of NH3/air, NH3/H2/air, NH3/CO/air and NH3/CH4/air premixed flames by Han, Xinlu, Wang, Zhihua, Costa, Mário, Sun, Zhiwei, He, Yong, Cen, Kefa

“…Ammonia (NH3) is a promising energy carrier to store and transport renewable hydrogen (H2) that can be generated using, e.g., wind and solar energy. Direct…”
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Combustion chemistry of ammonia/hydrogen mixtures: Jet-stirred reactor measurements and comprehensive kinetic modeling by Zhang, Xiaoyuan, Moosakutty, Shamjad P., Rajan, Rajitha P., Younes, Mourad, Sarathy, S. Mani

“…To investigate the oxidation of ammonia (NH3)/hydrogen (H2) mixtures at intermediate temperatures, this work has implemented jet-stirred reactor (JSR)…”
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An experimental and chemical kinetic modeling study of 1,3-butadiene combustion: Ignition delay time and laminar flame speed measurements by Zhou, Chong-Wen, Li, Yang, Burke, Ultan, Banyon, Colin, Somers, Kieran P., Ding, Shuiting, Khan, Saadat, Hargis, Joshua W., Sikes, Travis, Mathieu, Olivier, Petersen, Eric L., AlAbbad, Mohammed, Farooq, Aamir, Pan, Youshun, Zhang, Yingjia, Huang, Zuohua, Lopez, Joseph, Loparo, Zachary, Vasu, Subith S., Curran, Henry J.

“…Ignition delay times for 1,3-butadiene oxidation were measured in five different shock tubes and in a rapid compression machine (RCM) at thermodynamic…”
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Experimental and kinetic modeling investigation on the laminar flame propagation of ammonia under oxygen enrichment and elevated pressure conditions by Mei, Bowen, Zhang, Xiaoyuan, Ma, Siyuan, Cui, Mingli, Guo, Hanwen, Cao, Zhihao, Li, Yuyang

“…Ammonia is attracting more and more attentions due to its role as both a carbon-free fuel for gas turbines and an effective H2 carrier. Only a limit number of…”
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Control of NOx and other emissions in micro gas turbine combustors fuelled with mixtures of methane and ammonia by Okafor, Ekenechukwu C., Somarathne, K.D. Kunkuma A., Ratthanan, Rattanasupapornsak, Hayakawa, Akihiro, Kudo, Taku, Kurata, Osamu, Iki, Norihiko, Tsujimura, Taku, Furutani, Hirohide, Kobayashi, Hideaki

“…Methane–ammonia mixtures have potentials as low-carbon fuels for gas turbines, however significantly high fuel NOx production in their flames present…”
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Experimental and numerical study of the laminar burning velocity of CH4–NH3–air premixed flames by Okafor, Ekenechukwu C., Naito, Yuji, Colson, Sophie, Ichikawa, Akinori, Kudo, Taku, Hayakawa, Akihiro, Kobayashi, Hideaki

“…With the renewed interest in ammonia as a carbon-neutral fuel, mixtures of ammonia and methane are also being considered as fuel. In order to develop gas…”
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Measurement and modelling of the laminar burning velocity of methane-ammonia-air flames at high pressures using a reduced reaction mechanism by Okafor, Ekenechukwu Chijioke, Naito, Yuji, Colson, Sophie, Ichikawa, Akinori, Kudo, Taku, Hayakawa, Akihiro, Kobayashi, Hideaki

“…Ammonia and blends of ammonia with methane are gaining increased interest as fuels for gas turbine applications and hence optimized reduced reaction mechanisms…”
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Experimental study and kinetic analysis of the laminar burning velocity of NH3/syngas/air, NH3/CO/air and NH3/H2/air premixed flames at elevated pressures by Wang, Shixing, Wang, Zhihua, Elbaz, Ayman M., Han, Xinlu, He, Yong, Costa, Mário, Konnov, Alexander A., Roberts, William L.

“…Mixing ammonia with syngas can be a promising way to overcome the low reactivity of ammonia, allowing it to find usage in IGCC (Integrated Gasification…”
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Ignition delay times of NH3 /DME blends at high pressure and low DME fraction: RCM experiments and simulations by Dai, Liming, Hashemi, Hamid, Glarborg, Peter, Gersen, Sander, Marshall, Paul, Mokhov, Anatoli, Levinsky, Howard

“…Autoignition delay times of ammonia/dimethyl ether (NH3/DME) mixtures were measured in a rapid compression machine with DME fractions of 0, 2 and 5 and 100% in…”
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A physics-based approach to modeling real-fuel combustion chemistry - I. Evidence from experiments, and thermodynamic, chemical kinetic and statistical considerations by Wang, Hai, Xu, Rui, Wang, Kun, Bowman, Craig T., Hanson, Ronald K., Davidson, David F., Brezinsky, Kenneth, Egolfopoulos, Fokion N.

“…Real distillate fuels usually contain thousands of hydrocarbon components. Over a wide range of combustion conditions, large hydrocarbon molecules undergo…”
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Ammonia/Methane combustion: Stability and NOx emissions by Ariemma, Giovanni Battista, Sorrentino, Giancarlo, Ragucci, Raffaele, de Joannon, Mara, Sabia, Pino

“…In the framework of the energy shift toward Renewable Energy Sources, ammonia is considered a valuable energy vector, due to its very high hydrogen-density and…”
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Auto-ignition kinetics of ammonia and ammonia/hydrogen mixtures at intermediate temperatures and high pressures by He, X., Shu, B., Nascimento, D., Moshammer, K., Costa, M., Fernandes, R.X.

“…Auto-ignition properties of NH3/O2 and NH3/H2/O2 mixtures have been studied in a rapid compression machine at pressures from 20 to 60 bar, temperatures from…”
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Experimental and kinetic study on the laminar burning velocities of NH3 mixing with CH3OH and C2H5OH in premixed flames by Wang, Zhihua, Han, Xinlu, He, Yong, Zhu, Runfan, Zhu, Yanqun, Zhou, Zhijun, Cen, Kefa

“…Ammonia (NH3) is a promising carbon-free alternative fuel, and blending NH3 with other more active fuels can enhance the low burning rate of pure NH3 flames,…”
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Understanding the antagonistic effect of methanol as a component in surrogate fuel models: A case study of methanol/n-heptane mixtures by Wu, Yingtao, Panigrahy, Snehasish, Sahu, Amrit B., Bariki, Chaimae, Beeckmann, Joachim, Liang, Jinhu, Mohamed, Ahmed A.E., Dong, Shijun, Tang, Chenglong, Pitsch, Heinz, Huang, Zuohua, Curran, Henry J.

“…Methanol is a widely used engine fuel, blend component, and additive. However, no systematic auto-ignition data or laminar flame speed measurements are…”
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A physics-based approach to modeling real-fuel combustion chemistry – II. Reaction kinetic models of jet and rocket fuels by Xu, Rui, Wang, Kun, Banerjee, Sayak, Shao, Jiankun, Parise, Tom, Zhu, Yangye, Wang, Shengkai, Movaghar, Ashkan, Lee, Dong Joon, Zhao, Runhua, Han, Xu, Gao, Yang, Lu, Tianfeng, Brezinsky, Kenneth, Egolfopoulos, Fokion N., Davidson, David F., Hanson, Ronald K., Bowman, Craig T., Wang, Hai

“…We propose and test an alternative approach to modeling high-temperature combustion chemistry of multicomponent real fuels. The hybrid chemistry (HyChem)…”
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Experimental and kinetic modeling study of laminar burning velocities of NH3/syngas/air premixed flames by Han, Xinlu, Wang, Zhihua, He, Yong, Zhu, Yanqun, Cen, Kefa

“…Ammonia (NH3) can be used as carbon-free alternative fuel for modern energy and transportation systems. Co-firing NH3 with syngas can overcome the high…”
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Comprehensive kinetic study of combustion technologies for low environmental impact: MILD and OXY-fuel combustion of methane by Bagheri, Ghobad, Ranzi, Eliseo, Pelucchi, Matteo, Parente, Alessandro, Frassoldati, Alessio, Faravelli, Tiziano

“…The development of processes with near-zero emissions such as MILD, flameless, and OXY-fuel combustion are of great interest in various energy scenarios. The…”
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Measurement of the laminar burning velocity and kinetics study of the importance of the hydrogen recovery mechanism of ammonia/hydrogen/air premixed flames by Gotama, Gabriel J., Hayakawa, Akihiro, Okafor, Ekenechukwu C., Kanoshima, Ryuhei, Hayashi, Masao, Kudo, Taku, Kobayashi, Hideaki

“…The application of ammonia (NH3) blended with hydrogen (H2) as a fuel in combustion systems is a practical approach to decarbonise the energy sector, and the…”
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Plasma assisted ammonia combustion: Simultaneous NOx reduction and flame enhancement by Choe, Jinhoon, Sun, Wenting, Ombrello, Timothy, Carter, Campbell

“…This work reports that plasma can simultaneously reduce NOx emission and extend the lean blowoff limits of ammonia flames. The results show dramatic…”
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