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Flow boiling heat transfer in circulating fluidized bed

Xiaoguang REN , Jiangdong ZHENG , Sefiane KHELLIl , Arumemi-Ikhide MICHAEL ,

Frontiers in Energy 2009, Volume 3, Issue 1, Pages 85-89 doi: 10.1007/s11708-008-0067-5

Abstract: In order to enhance heat transfer and mitigate contamination in the boiling processes, a new type ofvapor-liquid-solid (3-phase) circulating fluidized bed boiling system has been designed, combining acirculating fluidized bed with boiling heat transfer.Experimental results show an enhancement of the boiling curve.Flow visualization studies concerning flow hydrodynamics within the riser column are also conducted whose

Keywords： vapor-liquid-solid three phase flow boiling heat transfer circulating fluidized bed

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Experimental study on saturated flow boiling heat transfer of R290/R152a binary mixtures in a horizontal

Xin ZOU, Maoqiong GONG, Gaofei CHEN, Zhaohu SUN, Jianfeng WU

Frontiers in Energy 2010, Volume 4, Issue 4, Pages 527-534 doi: 10.1007/s11708-010-0109-7

Abstract: An experimental study on the saturated flow boiling heat transfer for a binary mixture of R290/R152amodified correlation for the binary mixture is proposed based on the authors’ previous work on pool boiling

Keywords： flow boiling heat transfer binary mixture R290/R152a

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Pressure Drop Characteristics of Flow Boiling in Microchannel With Low Aspect Ratio

Zhang Binglei,Xu Jinliang and Xiao Zejun

Strategic Study of CAE 2007, Volume 9, Issue 12, Pages 86-93

Abstract: Pressure drops of flow boiling in a single microchannel having low aspect ratio were studied with effectsThe present experimental data were compared with the predictions of the homogeneous flow model and separatedflow model respectively.The comparison indicates that the homogeneous flow model cannot predict the twophase pressure drop wellin LockhartMartinelli correlation such as Chisholm,Lee and Lee,Mishima,Qu and Mudawar , separated flow

Keywords： pressure drop characteristics；homogeneous flow model；separated flow model；microchannel；flow boiling

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Nucleate boiling in two types of vertical narrow channels

Lei GUO, Shusheng ZHANG, Lin CHENG

Frontiers in Energy 2011, Volume 5, Issue 3, Pages 250-256 doi: 10.1007/s11708-010-0128-4

Abstract: To explore the mechanism of boiling bubble dynamics in narrow channels, we investigate 2-mm wide I- andThe role of surface tension in boiling heat transfer is considerably more important than that of gravity

Keywords： nucleate boiling narrow channel numerical simulation bubble dynamics

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Experimental study of the effects of structured surface geometry on water spray cooling performance in non-boiling

Minghou LIU, Yaqing WANG, Dong LIU, Kan XU, Yiliang CHEN

Frontiers in Energy 2011, Volume 5, Issue 1, Pages 75-82 doi: 10.1007/s11708-010-0014-0

Abstract: study the effects of enhanced surfaces on heat transfer performance during water spray cooling in non-boiling

Keywords： spray cooling finned surface heat transfer

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Numerical simulation of micro scale flowing and boiling

Wen WANG, Rui ZHUAN,

Frontiers in Energy 2009, Volume 3, Issue 4, Pages 396-401 doi: 10.1007/s11708-009-0049-2

Abstract: Numerical simulations of flowing and boiling in micro channels are presented, including the modelingof bubble dynamics of nucleate boiling, and a description of the interface of two phases with the volume-of-fluidThe simulated results also show the details of 3-dimensional heat transfer and the flow in micro channels, which are helpful to the investigation of the mechanism of two-phase heat transfer and flow in micro

Keywords： volume-of-fluid (VOF) micro channel nucleate boiling bubble dynamics simulation

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Numerical study of internal flow field and flow passage improvement of an inlet particle separator

Florian PAOLI, Tong WANG

Frontiers in Energy 2011, Volume 5, Issue 4, Pages 386-397 doi: 10.1007/s11708-011-0156-8

Abstract: By performing gas flow field numerical simulations for several inlet Reynolds numbers (from 2 × 10to 9 × 10 ) and byflow ratios (from 10% to 20%), the present study has proposed to improve the flowNo particle has been included in the gas flow for a -epsilon turbulence model.Then the flow passage improvement method has focused on the separation area.in this study has succeeded in designing a shape which enhances the flow behavior.

Keywords： streamlines pressure losses flow passage improvement inlet particle separator (IPS)

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Ignition of Diesel by Heated Surface

Li Yuanlong,Lu Shouxiang,Fan Weicheng

Strategic Study of CAE 2004, Volume 6, Issue 11, Pages 63-65

Abstract: The paper describes the detailed boiling mode of the leaked fuel on a hot surface.

Keywords： hot surface ignition test boiling

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Improvement of solidification model and analysis of 3D channel blockage with MPS method

Frontiers in Energy 2021, Volume 15, Issue 4, Pages 946-958 doi: 10.1007/s11708-021-0754-z

Abstract: algorithm, 2-D benchmark analyses are conducted for steady-state freezing of the water in a laminar flowFurthermore, 3-D channel blockage analyses of a boiling water reactor (BWR) fuel support piece have beenwhich does not fully develop into a complete channel blockage, but still diverts the incoming melt flow

Keywords： boiling water reactor (BWR) severe accident channel blockage moving particle semi-implicit (MPS) method

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The Following-observing Method for Substance Flow Analysis

Lu Zhongwu

Strategic Study of CAE 2006, Volume 8, Issue 1, Pages 18-25

Abstract:

The fundamental argument set forth in the paper is that flow is the common feature of fluid flow andsubstance flow.(constant output of product), but also for unsteady substance flow (increasing or decreasing outputThe following-observing model of substance flow was explained by using iron flow diagram in the lifeof indexes of lead flow.

Keywords： methods of substance flow analysis following-observing method for substance flow analysis basic equationsfor substance flow analysis degree of unsteadiness of substance flow

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UPFC setting to avoid active power flow loop considering wind power uncertainty

Shenghu LI, Ting WANG

Frontiers in Energy 2023, Volume 17, Issue 1, Pages 165-175 doi: 10.1007/s11708-020-0686-z

Abstract: The active power loop flow (APLF) may be caused by impropriate network configuration, impropriate parameterThe power flow controllers, e.g., the unified power flow controller (UPFC), may be the reason and thepaper, the critical existence condition of the APLF is newly integrated into the simultaneous power flowapproaching to the critical existing condition, the integrated power flow needs less iterations andBesides, with wind power fluctuation, the interval power flow (IPF) is introduced into the integrated

Keywords： active power loop flow (APLF) unified power flow controller (UPFC) wind power uncertainty interval powerflow (IPF)

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A novel flow electrode capacitive deionization device with spindle-shaped desalting chamber

Frontiers of Environmental Science & Engineering 2023, Volume 18, Issue 4, doi: 10.1007/s11783-024-1800-y

Abstract:

● A spindle-shaped influent chamber was designed and equipped in FCDI system.

Keywords： Spindle-shaped chamber Desalination performance Flow electrode capacitive deionization

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Simulation of horizontal slug-flow pneumatic conveying with kinetic theory

GU Zhengmeng, GUO Liejin

Frontiers in Energy 2007, Volume 1, Issue 3, Pages 336-340 doi: 10.1007/s11708-007-0050-6

Abstract: Wavelike slug-flow is a representative flow type in horizontal pneumatic conveying.Kinetic theory was introduced to establish a 3D kinetic numerical model for wavelike slug gas-solid flowThe characteristics of the flow, such as pressure drop, air velocity distribution, slug length and settledindicate that kinetic theory can represent the physical characteristics of the non-suspension dense phase flowThe experiment in this paper introduced a new idea for the numerical calculation of slug-flow pneumatic

Keywords： velocity distribution detailed slug-flow gas-solid theory

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Characterization and comparison of organic functional groups effects on electrolyte performance for vanadium redox flow

Frontiers of Chemical Science and Engineering 2023, Volume 17, Issue 9, Pages 1221-1230 doi: 10.1007/s11705-023-2298-8

Abstract: The vanadium redox flow battery with a safe and capacity-controllable large-scale energy storage systemlimitations, as well as to investigate the effects of various organic functional groups on the vanadium redox flow

Keywords： vanadium redox flow battery functional groups organic additives energy density stability

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Experimental study on combined buoyant-thermocapillary flow along with rising liquid film on the surface

Manuel J. GOMES, Ning MEI

Frontiers in Energy 2020, Volume 14, Issue 1, Pages 114-126 doi: 10.1007/s11708-017-0483-5

Abstract: immersion of a horizontal metallic mesh tube in the liquid on combined buoyant and thermo-capillary flowThe combined flow occurs along with the rising liquid film flow on the surface of a horizontal metallicThese reveal two distinct flow patterns.with the rising liquid film flow.free surface and identified as the thermo-capillary (Marangoni) flow.

Keywords： rising liquid film combined flow thermo-capillary flow buoyant flow metallic mesh tube horizontal tube