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Simulation of heterogeneous two-phase media using random fields and level sets

George STEFANOU

Frontiers of Structural and Civil Engineering 2015, Volume 9, Issue 2,   Pages 114-120 doi: 10.1007/s11709-014-0267-5

Abstract: This paper provides a critical examination of existing random field models of heterogeneous two-phaseTwo numerical examples are provided to illustrate the basic features of the different approaches.

Keywords： microstructure     random fields     level sets     shape recovery     two-phase media    

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Numerical simulation of three-dimensional gas/liquid two-phase flow in a proton exchange membrane fuel

ZHUGE Weilin, ZHANG Yangjun, LAO Xingsheng, CHEN Xiao, MING Pingwen

Frontiers in Energy 2007, Volume 1, Issue 3,   Pages 305-310 doi: 10.1007/s11708-007-0044-4

Abstract: A three-dimensional gas/liquid two-phase flow and heat transfer model is developed based on the multiphaseThe reactant gas flow, diffusion, and chemical reaction as well as the liquid water transport and phase

Keywords： diffusion     gas/liquid two-phase     management     exchange     transfer    

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Shock wave of vapor-liquid two-phase flow

ZHAO Liangju, GAO Hong, TANG Jingwen, YUAN Yuexiang, WANG Fei

Frontiers in Energy 2008, Volume 2, Issue 3,   Pages 344-347 doi: 10.1007/s11708-008-0065-7

Abstract: The shock wave of vapor-liquid two-phase flow in a pressure-gain steam injector is studied by buildingThe pressure and Mach number of two-phase shock conform to the shock of ideal gas.

Keywords： available     mathematic     conform     vapor-liquid two-phase     analysis    

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Optimization of Venturi tube design for pipeline pulverized coal flow measurements

WU Zhansong, XIE Fei

Frontiers in Energy 2008, Volume 2, Issue 4,   Pages 369-373 doi: 10.1007/s11708-008-0072-8

Abstract: Numerical simulations of the dilute turbulent gas-solid two-phase flow in a horizontal Venturi tube wereresults show that Venturi tube geometry strongly influences the metering of the dilute gas-particle two-phase

Keywords： gas-solid two-phase     geometry     gas-particle two-phase     Numerical     flow    

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Study of two-phase flow regime identification in horizontal tube bundles under vertical upward cross-flow

HUANG Xinghua, WANG Li, JIA Feng

Frontiers in Energy 2008, Volume 2, Issue 3,   Pages 333-338 doi: 10.1007/s11708-008-0043-0

Abstract: Tests on two-phase flow pattern of R134a were conducted under low mass velocity and flow boiling conditions

Keywords： two-phase     discrete     appropriate     wavelet-transform     criterion    

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Experimental study on high-efficiency polishing for potassium dihydrogen phosphate (KDP) crystal by using two-phase

Ziyuan LIU, Hang GAO, Dongming GUO

Frontiers of Mechanical Engineering 2020, Volume 15, Issue 2,   Pages 294-302 doi: 10.1007/s11465-019-0576-4

Abstract: A high-efficiency polishing approach using two-phase air–water fluid (TAWF) is proposed to avoid surface

Keywords： potassium dihydrogen phosphate (KDP) crystal     controllable deliquescence     two-phase air–water fluid     high-efficiency    

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Modeling and simulation of biomass air-steam gasification in a fluidized bed

KONG Xiaoying, WU Chuangzhi, YUAN Zhenhong, MA Longlong, CHANG Jie, LÜ Pengmei

Frontiers of Chemical Science and Engineering 2008, Volume 2, Issue 2,   Pages 209-213 doi: 10.1007/s11705-008-0039-7

Abstract: and the kinetic mechanism of biomass gasification, a steady-state, isothermal, one-dimensional and two-phasemathematical model of biomass gasification kinetics in bubbling fluidized beds was developed.The model assumes the existence of two phases – a bubble and an emulsion phase – with chemical reactionsThe axial gas dispersion in the two phases is accounted for and the pyrolysis of biomass is taken toThe mathematical model belongs to a typical boundary value problem of ordinary differential equations

Keywords： satisfactory agreement     two-phase mathematical     one-dimensional     pyrolysis     calculated    

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Experimental study for the stratified to slug flow regime transition mechanism of gas-oil two-phase flow

LIU Yiping, YANG Weilin, WANG Jing

Frontiers in Energy 2008, Volume 2, Issue 2,   Pages 152-157 doi: 10.1007/s11708-008-0012-7

Abstract: Superficial velocities of each phase, as the onset of slugging occurs, were predicted, and theoreticalThe friction, existing between the fluid and pipe wall, and on the interface of two phases, was especiallyA theoretical model was applied to an experiment about air-oil two-phase flow in a 50 mm horizontal pipe

Keywords： two-phase     Superficial     reasonable prediction     one-dimensional     gas-liquid    

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Numerical simulation of sudden-expansion two-phase flows with two-scale second-order moment particle

ZENG Zhuoxiong, HAN Shoulei, ZHOU Lixing

Frontiers in Energy 2007, Volume 1, Issue 2,   Pages 202-206 doi: 10.1007/s11708-007-0026-6

Abstract: A two-scale second-order moment particle turbulence model is developed, based on the concept of particlecompared with the experimental results and with those obtained by the single-scale second-order moment two-phaseIt is shown that the two-scale model is with higher calculating accuracy than the single-scale model.

Keywords： gas-particle     single-scale second-order     large-scale fluctuation     second-order     sudden-expansion    

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Two-phase Partitioning Bioreactor, Application of Cloud Point System in Bioconversion

Wang Zhilong

Strategic Study of CAE 2005, Volume 7, Issue 5,   Pages 73-78

Abstract:

The two-phase partitioning bioreactor is usually applied in many bioprocesses for enhancing the productivityThe controlled substrate delivery from the non-aqueous phase to aqueous phase opens a new area of applicationThe extraction product from bioreaction phase has advantages over conventional media, such as removingThis article examines recent research on methods of the two-phase partitioning bioreactor.The practical potential of cloud point system as a novel two-phase partitioning bioreactor is illustrated

Keywords： two-phase partitioning     bioconversion     nonionic surfactant     cloud point system     bioreactor    

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Bi-modes alternation stepping ultrasonic motors

JIN Jiamei, ZHAO Chunsheng

Frontiers of Mechanical Engineering 2008, Volume 3, Issue 1,   Pages 101-105 doi: 10.1007/s11465-008-0018-1

Abstract: Based on the principle of alternative operation of two bending vibration modes in an annular stator,The driving forces are generated from the motions of projections on the stator in two modes.Two-phase sinusoidal signals corresponding to the two modal frequencies drive the motor bi-direction

Keywords： miss-step     bi-direction     Two-phase sinusoidal     positioning     accumulative    

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Two-phase early prediction method for remaining useful life of lithium-ion batteries based on a neural

Frontiers in Energy doi: 10.1007/s11708-023-0906-4

Abstract: In order to improve the prediction accuracy of the RUL of LIBs, a two-phase RUL early prediction methodIn the initial phase, the features related to the capacity degradation of LIBs are utilized to trainThe Pearson coefficient’s two most significant characteristic factors and the predicted normalized lifetimeIn the second phase, GPR uses the DEM as the initial parameter to predict each test set’s early RUL (

Keywords： lithium-ion batteries     RUL prediction     double exponential model     neural network     Gaussian process regression (GPR)    

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Application of a weakly compressible smoothed particle hydrodynamics multi-phase model to non-cohesive

Rasoul MEMARZADEH, Gholamabbas BARANI, Mahnaz GHAEINI-HESSAROEYEH

Frontiers of Structural and Civil Engineering 2018, Volume 12, Issue 3,   Pages 412-424 doi: 10.1007/s11709-017-0432-8

Abstract:

The subject of present study is the application of mesh free Lagrangian two-dimensional non-cohesivesediment transport model applied to a two-phase flow over an initially trapezoidal-shaped sedimentTo simulate the movement of sediment particles, the model considers a powerful two-part technique; whenthe sediment phase has rigid behavior, only the force term due to shear stress in the Navier-Stokes

Keywords： WCSPH method     non-cohesive sediment transport     rheological model     two-part technique     two-phase dam break    

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Application of digital holography to circle flow bed boiler measurement

PU Shiliang, WANG Qinghui, CEN Kefa, Denis Lebrun, REN Kuanfang

Frontiers in Energy 2007, Volume 1, Issue 2,   Pages 218-222 doi: 10.1007/s11708-007-0029-3

Abstract: A HE-NE laser was used to illuminate the particles inside the CFB through two glass windows and the in-lineSo the three-dimensional (3D) images of the particles in the two-phase flow were reconstructed by the

Keywords： HE-NE     function     convolution     two-phase     diffraction    

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Numerical study and control method of interaction of nucleation and boundary layer separation in condensing flow

Liansuo AN , Zhi WANG , Zhonghe HAN ,

Frontiers in Energy 2009, Volume 3, Issue 3,   Pages 254-261 doi: 10.1007/s11708-009-0047-4

Abstract: The liquid phase parameter distribution is sensitive to the suction side profile of turbine cascade,

Keywords： wet steam     two-phase flow     spontaneous condensation     numerical simulation     flow separation     profile loss    

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Title Author Date Type Operation

Simulation of heterogeneous two-phase media using random fields and level sets

George STEFANOU

Journal Article

Numerical simulation of three-dimensional gas/liquid two-phase flow in a proton exchange membrane fuel

ZHUGE Weilin, ZHANG Yangjun, LAO Xingsheng, CHEN Xiao, MING Pingwen

Journal Article

Shock wave of vapor-liquid two-phase flow

ZHAO Liangju, GAO Hong, TANG Jingwen, YUAN Yuexiang, WANG Fei

Journal Article

Optimization of Venturi tube design for pipeline pulverized coal flow measurements

WU Zhansong, XIE Fei

Journal Article

Study of two-phase flow regime identification in horizontal tube bundles under vertical upward cross-flow

HUANG Xinghua, WANG Li, JIA Feng

Journal Article

Experimental study on high-efficiency polishing for potassium dihydrogen phosphate (KDP) crystal by using two-phase

Ziyuan LIU, Hang GAO, Dongming GUO

Journal Article

Modeling and simulation of biomass air-steam gasification in a fluidized bed

KONG Xiaoying, WU Chuangzhi, YUAN Zhenhong, MA Longlong, CHANG Jie, LÜ Pengmei

Journal Article

Experimental study for the stratified to slug flow regime transition mechanism of gas-oil two-phase flow

LIU Yiping, YANG Weilin, WANG Jing

Journal Article

Numerical simulation of sudden-expansion two-phase flows with two-scale second-order moment particle

ZENG Zhuoxiong, HAN Shoulei, ZHOU Lixing

Journal Article

Two-phase Partitioning Bioreactor, Application of Cloud Point System in Bioconversion

Wang Zhilong

Journal Article

Bi-modes alternation stepping ultrasonic motors

JIN Jiamei, ZHAO Chunsheng

Journal Article

Two-phase early prediction method for remaining useful life of lithium-ion batteries based on a neural

Journal Article

Application of a weakly compressible smoothed particle hydrodynamics multi-phase model to non-cohesive

Rasoul MEMARZADEH, Gholamabbas BARANI, Mahnaz GHAEINI-HESSAROEYEH

Journal Article

Application of digital holography to circle flow bed boiler measurement

PU Shiliang, WANG Qinghui, CEN Kefa, Denis Lebrun, REN Kuanfang

Journal Article

Numerical study and control method of interaction of nucleation and boundary layer separation in condensing flow

Liansuo AN , Zhi WANG , Zhonghe HAN ,

Journal Article