NONEQUILIBRIUM

作品数：232被引量：266H指数：8
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Discrete Boltzmann model with split collision for nonequilibrium reactive flows
《Communications in Theoretical Physics》2024年第8期164-186,共23页Chuandong Lin Kai H Luo Huilin Lai 
supported by the National Natural Science Foundation of China(under Grant Nos. U2242214, 51806116 and 91441120);the Guangdong Basic and Applied Basic Research Foundation (under Grant Nos. 2022A1515012116and 2024A1515010927);the Natural Science Foundation of Fujian Province(under Grant Nos. 2021J01652, 2021J01655);the China Scholarship Council (No. 202306380288);partly supported by the Open Research Fund of Key Laboratory of Analytical Mathematics and Applications(Fujian Normal University),Ministry of Education,China;Support from the UK Engineering and Physical Sciences Research Council under the project ‘UK Consortium on Mesoscale Engineering Sciences (UKCOMES)’(Grant No. EP/X035875/1) is gratefully acknowledged。
A multi-relaxation-time discrete Boltzmann model(DBM) with split collision is proposed for both subsonic and supersonic compressible reacting flows, where chemical reactions take place among various components. The ph...
关键词：discrete Boltzmann method reactive flow DETONATION nonequilibrium effect 
Nonequilibrium kinetics effects in Richtmyer–Meshkov instability and reshock processes被引量：2
《Communications in Theoretical Physics》2023年第11期99-114,共16页Yiming Shan Aiguo Xu Lifeng Wang Yudong Zhang 
supported by the National Natural Science Foundation of China(under Grant Nos.12172061,11875001,11575033,and 11975053);the opening project of the State Key Laboratory of Explosion Science and Technology(Beijing Institute of Technology)(under Grant No.KFJJ23-02M);Foundation of National Key Laboratory of Shock Wave and Detonation Physics;the Foundation of National Key Laboratory of Computational Physics
Kinetic effects in the inertial confinement fusion ignition process are far from clear.In this work,we study the Richtmyer-Meshkov instability and reshock processes by using a two-fluid discrete Boltzmann method.The w...
关键词：Richtmyer-Meshkov instability discrete Boltzmann method nonequilibrium kinetics effects 
Unsteady detonation with thermodynamic nonequilibrium effect based on the kinetic theory被引量：2
《Communications in Theoretical Physics》2023年第7期132-144,共13页Xianli Su Chuandong Lin 
supported by the National Natural Science Foundation of China(under Grant No.51806116);Guangdong Basic and Applied Basic Research Foundation(under Grant No.2022A1515012116)。
In this paper,unsteady detonation is simulated and investigated from the viewpoint of kinetic theory.The deviations of the velocity distribution function from the equilibrium state are studied in the evolution of deto...
关键词：unsteady detonation chemical reaction kinetic theory discrete Boltzmann method 
Nonequilibrium effects of reactive fiow based on gas kinetic theory被引量：3
《Communications in Theoretical Physics》2022年第3期104-111,共8页Xianli Su Chuandong Lin 
supported by the National Natural Science Foundation of China(NSFC)under Grant Nos.51806116 and 11875001。
How to accurately probe chemically reactive fiows with essential thermodynamic nonequilibrium effects is an open issue.Via the Chapman–Enskog analysis,the local nonequilibrium particle velocity distribution function ...
关键词：discrete Boltzmann method reactive fiow DETONATION nonequilibrium effect 
The interplay of diffusion and heterogeneity in nucleation of the networked Ising model
《Communications in Theoretical Physics》2021年第11期150-156,共7页Chuansheng Shen Hanshuang Chen 
supported by the National Natural Science Foundation of China(Grants No.11975025 and 11875069);funded by the Key Laboratory of Modeling,Simulation and Control of Complex Ecosystem in Dabie Mountains of Anhui Higher Education Institutes;the International Joint Research Center of Simulation and Control for Population Ecology of Yangtze River in Anhui。
Nucleation underlies the dynamics of most first-order phase transitions in natural and man-made systems.However,most of the systems of interest are out of equilibrium.Little is known on the effect of nonequilibrium fa...
关键词：complex networks phase transitions NUCLEATION NONEQUILIBRIUM 
Statistical mechanics of a nonequilibrium steady-state classical particle system driven by a constant external force
《Communications in Theoretical Physics》2020年第11期104-108,共5页Jie Yao Yanting Wang 
funded by the Strategic Priority Research Program of Chinese Academy of Sciences(Grant No.XDA17010504);the National Natural Science Foundation of China(Nos.11774357,11947302)。
A classical particle system coupled with a thermostat driven by an external constant force reaches its steady state when the ensemble-averaged drift velocity does not vary with time.In this work,the statistical mechan...
关键词：nonequilibrium steady state constant external force DISSIPATION statistical mechanics 
Kinetic Simulation of Nonequilibrium Kelvin-Helmholtz Instability被引量：5
《Communications in Theoretical Physics》2019年第1期132-142,共11页林传栋 Kai H.Luo 甘延标 刘枝朋 
Supported by the Natural Science Foundation of China under Grant Nos.91441120,51806116,11875001,and 11602162;the China Postdoctoral Science Foundation under Grant No.2017M620757;the Center for Combustion Energy at Tsinghua University;the Natural Science Foundation of Hebei Province under Grant Nos.A2017409014,ZD2017001,and A201500111;the UK Engineering and Physical Sciences Research Council under Project UK Consortium on Mesoscale Engineering Sciences(UKCOMES)under Grant Nos.EP/L00030X/1 and EP/R029598/1
The recently developed discrete Boltzmann method(DBM), which is based on a set of uniform linear evolution equations and has high parallel efficiency, is employed to investigate the dynamic nonequilibrium process of K...
关键词：DISCRETE BOLTZMANN METHOD KELVIN-HELMHOLTZ INSTABILITY NONEQUILIBRIUM effect 
Spin Thermoelectric Effects in a Three-Terminal Double-Dot Interferometer
《Communications in Theoretical Physics》2018年第11期625-632,共8页Feng Liang Ben-Ling Gao Guang Song Yu Gu 
Supported by the National Natural Science Foundation of China under Grant No.11604113;the Natural Science Foundation of the Jiangsu Higher Education Institutions of China under Grant No.17KJB140004
We theoretically investigate the thermoelectric properties of a three-terminal double-dot interferometer with Rashba spin-orbit interaction. It is found that with some temperature distributions a thermal spin current ...
关键词：thermoelectric effects thermal SPIN current RASHBA SPIN-ORBIT interaction interferometer NONEQUILIBRIUM Green's function method 
Thermodynamic Nonequilibrium Features in Binary Diffusion
《Communications in Theoretical Physics》2018年第6期722-726,共5页Chuan-Dong Lin Kai Hong Luo Yan-Biao Gan Hui-Lin Lai 
Supported by the MOST National Key Research and Development Programme under Grant No.2016YFB0600805;the China Postdoctoral Science Foundation under Grant No.2017M620757;the Center for Combustion Energy at Tsinghua University,Natural Science Foundation of Hebei Province under Grant Nos.A2017409014,ZD2017001 and A201500111,FJKLMAA,Fujian Normal University;the UK Engineering and Physical Sciences Research Council under the Project UK Consortium on Mesoscale Engineering Sciences(UKCOMES)under Grant No.EP/L00030X/1
Diffusion is a ubiquitous physical phenomenon where thermodynamic nonequilibrium effects(TNEs) are outstanding issues. In this work, we employ the discrete Boltzmann method to investigate the TNEs in the dynamic proce...
关键词：thermodynamic nonequilibrium binary diffusion discrete Boltzmann 
Polar Coordinate Lattice Boltzmann Kinetic Modeling of Detonation Phenomena被引量：6
《Communications in Theoretical Physics》2014年第11期737-748,共12页林传栋 许爱国 张广财 李英俊 
support of the Science Foundations of National Key Laboratory of Computational Physics,National Natural Science Foundation of China under Grant No.11202003;the opening project of State Key Laboratory of Explosion Science and Technology (Beijing Institute of Technology) under Grant No.KFJJ14-1M.YL ;support of National Natural Science Foundation of China under Grant Nos.11074300 and 41472130;National Basic Research Program of China under Grant No.2013CBA01504
A novel polar coordinate lattice Boltzmann kinetic model for detonation phenomena is presented and applied to investigate typical implosion and explosion processes. In this model, the change of discrete distribution f...
关键词：lattice BOLTZMANN method DETONATION wave NONEQUILIBRIUM behavior POLAR COORDINATE 
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