FLAMELET

作品数：21被引量：43H指数：4
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相关领域：动力工程及工程热物理理学更多>>
相关作者：曹文宇谢鹏福陈聪余超谭春青更多>>
相关机构：中国科学院大学中国科学院大连理工大学更多>>
相关期刊：《Fluid Dynamics & Materials Processing》《Energy and AI》《Advances in Applied Mathematics and Mechanics》《Propulsion and Power Research》更多>>
相关基金：国家自然科学基金国家重点基础研究发展计划更多>>
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Large Eddy Simulation of NO Formation in Non-Premixed Turbulent Jet Flames with Flamelet/Progress Variable Approach
《Journal of Thermal Science》2024年第6期2399-2412,共14页WAN Jiawei GUO Junjun WEI Zhengyun JIANG Xudong LIU Zhaohui 
supported by the National Natural Science Foundation of China(51906075);the National Key Research and Development Program of China(2019YFE0100100).
To improve the NO modelling in turbulent flames,the flamelet/progress variable(FPV)model is extended by introducing NO mass fraction into the progress variable and incorporating an additional NO transport equation.Two...
关键词：Sandia flames large eddy simulation flamelet/progress variable model NO emission 
Utilizing neural networks to supplant chemical kinetics tabulation through mass conservation and weighting of species depletion
《Energy and AI》2024年第2期101-110,共10页Franz M.Rohrhofer Stefan Posch Clemens Gößnitzer JoséM.García-Oliver Bernhard C.Geiger 
Artificial Neural Networks(ANNs)have emerged as a powerful tool in combustion simulations to replace memory-intensive tabulation of integrated chemical kinetics.Complex reaction mechanisms,however,present a challenge ...
关键词：Neural network approach Chemical kinetics Flamelet tabulation Mass conservation Species loss weighting 
Combining flamelet-generated manifold and machine learning models in simulation of a non-premixed diffusion flame被引量：1
《Energy and AI》2023年第4期173-188,共16页Kaimeng Li Pourya Rahnama Ricardo Novella Bart Somers 
This work was funded by the Netherlands Organisation for Scientific Research(NWO,project number 14927).
Flamelet Generated Manifold(FGM)is an example of a chemistry tabulation or a flamelet method that is under attention because of its accuracy and speed in predicting combustion characteristics.However,the main problem ...
关键词：Flamelet models Tabulated chemistry models Computational fluid dynamics Machine learning Non-premixed diffusion flame 
Flamelet-like models applied in scramjet combustors:A state of art and prospect被引量：1
《Chinese Journal of Aeronautics》2023年第10期24-43,共20页Tao TANG Zhenguo WANG Yuhui HUANG Mingbo SUN Hongbo WANG Guoyan ZHAO Jiangfei YU 
the National Natural Science Foundation of China(Nos.12002381 and 11925207);the Science and Technology Foundation of State Key Laboratory,China(No.6142703200311);the Scientific Research Plan of National University of Defense Technology in 2019,China(No.ZK19-02).
Developing supersonic combustion models with efficiency,accuracy and practicality is important foundation to deeply understand the complex combustion processes in scramjet engines.Characterized by efficiency and intui...
关键词：Combustion model Flamelet-like model Model improvements Supersonic combustion SCRAMJET 
Numerical investigation to evaluate the effects of gravity and pressure on flame structure and soot formation of turbulent non-premixed methaneair flame
《Propulsion and Power Research》2022年第4期473-495,共23页Subrat Garnayak Amjad Ali Pasha Radi Alsulami Medhat A.Nemitallah Abdul Gani Abdul Jameel Sukanta K.Dash V.Mahendra Reddy 
Authors(SG,VMR,SKD)would like to acknowledge the support received from the Institute seed grant(ISIRD)project(KNH).
In this study,a turbulent non-premixed(diffusion)methane-air flame has been investigated computationally to analyze the influences of pressure and gravity on flame structure and sooting characteristics between 1 and 1...
关键词：Computational fluid dynamics(CFD) FLAMELET GRAVITY PRESSURE SOOT 
Numerical Application of the Flamelet Model to Supersonic Turbulent Combustion
《Fluid Dynamics & Materials Processing》2022年第4期957-971,共15页Yongkang Zheng Qinxue Jiang Hao Tian Youda Ye Jingying Wang 
This work was supported by the National Natural Science Foundation of China(No.12002193);the Shandong Provincial Natural Science Foundation,China(No.ZR2019QA018).
In this study,the flow field structure inside a scramjet combustor is numerically simulated using the flamelet/progress variable model.Slope injection is considered,with fuel mixing enhanced by means of a streamwise v...
关键词：Steady flamelet model flamelet/progress variable model supersonic combustion 
Experimental and numerical study of water sprayed turbulent combustion: Proposal of a neural network modeling for five-dimensional flamelet approach被引量：1
《Energy and AI》2021年第3期316-324,共9页Takafumi Honzawa Reo Kai Kotaro Hori Makoto Seino Takayuki Nishiie Ryoichi Kurose 
The temperature measurements and PIA were supported by Prof.M.Nishioka of University of Tsukuba and Prof.K.Nishino of Yokohama National University,respectively.This work was partially supported by MEXT as"Program for Promoting Researches on the Supercomputer Fu-gaku"(Digital Twins of Real World’s Clean Energy Systems with Inte-grated Utilization of Super-simulation and AI).
Owing to the increasing worldwide demand for natural gas,the development of a large submerged combustion vaporizer is required.Its burner is equipped with a water spray nozzle to reduce nitrogen oxides,and a practi-ca...
关键词：Neural network modeling Five-dimensional flamelet approach Water spray Large eddy simulation 
Analysis of flow-field in a dual mode ramjet combustor with boundary layer bleed in isolator被引量：2
《Propulsion and Power Research》2021年第1期37-47,共11页Nishanth Thillai Amit Thakur Srikrishnateja K. Dharani J. 
A two-dimensional Reynolds averaged Navier Stokes(RANS)simulation of a dual mode ramjet(DMRJ)combustor is performed,modeling the University of Michigan dual-mode combustor experimental setup operating in reacting mode...
关键词：Dual mode ramjet Scramjet combustor Shock wave boundary layer interaction Boundary-layer bleed Flamelet combustion model 
Large eddy simulation of spray combustion using flamelet generated manifolds combined with artificial neural networks被引量：5
《Energy and AI》2020年第2期33-42,共10页Yan Zhang Shijie Xu Shenghui Zhong Xue-Song Bai Hu Wang Mingfa Yao 
In the present work,artificial neural networks(ANN)technique combined with flamelet generated manifolds(FGM)is proposed to mitigate the memory issue of FGM models.A set of ANN models is firstly trained using a 68-spec...
关键词：Flamelet generated manifolds Artificial neural networks Engine combustion network Spray H Chemical explosive mode analysis 
Non-premixed turbulent combustion modeling based on the filtered turbulent flamelet equation
《Science China(Physics,Mechanics & Astronomy)》2020年第4期119-124,共6页Jian Zhang LiPo Wang YuQing Guo 
the National Natural Science Foundation of China(Grant No.11572330);the support from the Engineering Research Center of Gas Turbine and Civil Aero Engine,Ministry of Education of China;the support from International Clean Energy Talent Program by China Scholarship Council(Grant No.201904100044);Open founding of National Key Laboratory of Science and Technology on Aero-Engine Aero-Thermodynamics of China(Grant No.6142702180307).
In turbulent combustion simulations, the flow structure at the unresolved scale level needs to be reasonably modeled. Following the idea of turbulent flamelet equation for the non-premixed flame case, which was derive...
关键词：TURBULENT combustion modeling TURBULENT FLAMELET EQUATION large EDDY simulation NON-PREMIXED flame 
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