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DISCRETE: 作品数：1293被引量：1675H指数：14; 导出分析报告; 相关领域：理学更多>>; 相关作者：潘和平孟庆鑫郑洲顺郑珊王爽更多>>; 相关机构：南京航空航天大学清华大学西安交通大学东南大学更多>>; 相关期刊：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国家教育部博士点基金中国博士后科学基金更多>>

Simulation of the L-valve in the circulating fluidized bed with a coarse-grained discrete particle method: 《Particuology》2024年第7期266-280,共15页Ruixiang Tang Zheng Zou Ji Xu Junwu Wang Qingshan Zhu Hongzhong Li; the National Natural Science Foundation of China(grant No.22278404),and the Science Fund for Creative Research Groups of the National Natural Science Foundation of China(grant No.21921005);the National Key Research and Development Program of China(grant No.2023YFC2908002);the State Key Laboratory of Multiphase Complex Systems(grant No.MESO-23-A03).; Stable and controllable solid flow is essential in circulating fluidized bed (CFB) systems. The L-valve is a typical non-mechanical valve that can provide flexible solid feeding. The investigation of the solid circula...; 关键词：L-valve Circulating fluidized bed Full loop Discrete particle method Gas-solid flow

Gas–solid reactor optimization based on EMMS-DPM simulation and machine learning被引量：2: 《Particuology》2024年第6期131-143,共13页Haolei Zhang Aiqi Zhu Ji Xu Wei Ge; supported by the National Natural Science Foundation of China(grant Nos.22293024,22293021,and 22078330);the Youth Innovation Promotion Association,Chinese Academy of Sciences(grant No.2019050).; Design,scaling-up,and optimization of industrial reactors mainly depend on step-by-step experiments and engineering experience,which is usually time-consuming,high cost,and high risk.Although numerical simulation can ...; 关键词：Discrete particle method Artificial intelligence Machine learning Particle swarm optimization Industrial reactor optimization

Soft coarse-grained particle model for particle-fluid systems被引量：2: 《Particuology》2024年第1期178-193,共16页Yanhao Ye Ji Xu Wei Ge; supported by the National Key Research and Development Program of China(grant No.2020YFC1908805);the National Natural Science Foundation of China(grant Nos.22293024 and 22078330);the Youth Innovation Promotion Association,Chinese Academy of Sciences(grant No.2019050).; By modeling a group of neighboring real particles as a single coarse-grained particle(CGP),discrete particle method(DPM)is now capable of simulating industrial-scale particle-fluid systems.However,a systematic approac...; 关键词：Coarse-grain(CG) Discrete particle method(DPM) Fluidized bed Multi-scale simulation

A discrete contact model for complex arbitrary-shaped convex geometries: 《Particuology》2023年第9期180-191,共12页Jan E.Marquardt Ulrich J.Römer Hermann Nirschl Mathias J.Krause; The research leading to these results was conducted during the IGF Project AiF 21096 N of the FEI that has been supported via AiF within the programme for promoting the Industrial Collective Research(IGF)of the Federal Ministry of Economic Affairs and Climate Action(BMWK)based on a resolution of the German Parliament.; The shape of particles has a significant influence on the behavior of suspensions,as the particle-fluid,particle-particle,and particle-wall interactions depend on it.However,the simultaneous consideration of complex p...; 关键词：Partially saturated cells method Homogenized lattice Boltzmann method Arbitrarily shaped particle Discrete contact model Particle-resolved simulation OpenLB

Studying the particle size ratio effect on granular mixing in a vertically vibrated bed of two particle types被引量：2: 《Particuology》2020年第6期100-111,共12页Amir Menbari Kamyar Hashemnia; The uniform mixing of solids is important in many industries,such as the pharmaceutical,food,petrochemical and chemical industries.We numerically investigated the effect of particle size ratio on the mixing of bisized...; 关键词：Discrete-element modeling FLUIDIZATION Granular media MIXING Particle size ratio Vibration

DEM parameter calibration of cohesive bulk materials using a simple angle of repose test被引量：23: 《Particuology》2019年第4期105-115,共11页Thomas Roessler Andre Katterfeld; The numerical effort of discrete element method (DEM) simulations results in a general idealisation of DEM models that makes the calibration crucial to obtaining realistic simulation results. The angle of repose test ...; 关键词：DISCRETE ELEMENT method ANGLE of repose COHESIVE BULK material Calibration

Discrete element method dynamic simulation of icosahedral particle packing under three-dimensional mechanical vibration被引量：1: 《Particuology》2019年第3期117-125,共9页Guangjian Zhang Xizhong An Bo Zhao Quan Qian Haiyang Zhao; the National Natural Science Foundation of China(51374070);Fundamental Research Funds for the Central Universities of China(N162505001)for financial support.; Packing densification of monosized regular icosahedral particles under three-dimensional mechanical vibration has been simulated by the discrete element method (DEM).The effects of the vibration conditions and contain...; 关键词：ICOSAHEDRAL PARTICLES PACKING DENSIFICATION Mechanical vibration DISCRETE ELEMENT method simulation

XDEM multi-physics and multi-scale simulation technology: Review of DEM-CFD coupling, methodology and engineering applications被引量：1: 《Particuology》2019年第3期176-193,共18页Bernhard Peters Maryam Baniasadi Mehdi Baniasadi Xavier Besseron Alvaro Estupinan Donoso Mohammad Mohseni Gabriele Pozzetti; The extended discrete element method (XDEM) multi-physics and multi-scale simulation platform is being developed at the Institute of Computational Engineering, the University of Luxembourg. The platform is an advanced...; 关键词：MULTI-PHASE modelling Coupled COMPUTATIONAL fluid dynamics-discrete ELEMENT method

Numerical simulation of particle flow behavior in a screw conveyor using the discrete element method被引量：10: 《Particuology》2019年第2期137-148,共12页Shuyan Wang Haolong Li Ruichao Tian Ruichen Wang Xu Wang Qiji Sun jiawei Fan; the National Science Foundation in China through grant (No. 21676051);State Key Laboratory of Heavy Oil Processing in China (2017).; Particle motion in a screw conveyor was simulated w让h the discrete element method. The particle flow behavior and transport processes at different screw rotating speeds and filling levels were investigated in this st...; 关键词：SCREW CONVEYOR DISCRETE ELEMENT method GRANULAR temperature Simulation

Direct calculation of voidage in the fine-grid CFD-DEM simulation of fluidized beds with large particles: 《Particuology》2018年第5期23-33,共11页Lihua Wang Jie Ouyang Chuntao Jiang; Voidage is important in determining the hydrodynamic behavior of a fluidized bed and estimating the drag force,Exact calculation methods are limited,especially in terms of determining the intersection bf a particle an...; 关键词：VOIDAGE Direct calculation COMPUTATIONAL fluid dynamics-discrete ELEMENT method Fluidized BEDS

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