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Heat transfer characteristics of high heat flux vapor chamber

Dongchuan MO, Shushen LU, Haoliang ZHENG, Chite CHIN,

Frontiers in Energy 2010, Volume 4, Issue 2, Pages 166-170 doi: 10.1007/s11708-009-0076-z

Abstract: To meet the challenge of heat spreading in electronic products, highly efficient high heat flux heattransfer vapor chambers have been manufactured and their heat transfer characteristics have been studiedThe heat transfer characteristics of the vapor chamber are more superior to those of the copper blockIn this paper, total thermal resistance of the test system is used to evaluate the heat transfer characteristics

Keywords： high heat flux vapor chamber (VC) heat transfer characteristics fast test

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Analysis of flow and heat transfer characteristics of porous heat-storage wall in greenhouse

OUYANG Li, LIU Wei

Frontiers in Energy 2008, Volume 2, Issue 4, Pages 406-409 doi: 10.1007/s11708-008-0094-2

Abstract: The flow and heat transfer characteristics of porous heat-storage wall in greenhouse are studied by usingThe results show that the heat exchange between the air and the solid matrix of the porous heat-storageBecause the incidence of solar radiation on the porous heat-storage wall is not uniform, the new composite

Keywords： incidence thermal conductivity heat-storage exchange composite

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Review of the LNG intermediate fluid vaporizer and its heat transfer characteristics

Frontiers in Energy 2022, Volume 16, Issue 3, Pages 429-444 doi: 10.1007/s11708-021-0747-y

Abstract: In this present paper, studies of IFV and its heat transfer characteristics in the LNG vaporization unitMoreover, studies on the fluid flow and heat transfer behaviors of the supercritical LNG inside the tubesand the condensation heat transfer of the intermediate fluid outside the tubes are summarized.In the thermal calculations of the IFV, the selections of the existing heat transfer correlations aboutFurthermore, corresponding experiments or numerical simulations on the cryogenic condensation heat transfer

Keywords： intermediate fluid vaporizer design of structure and intermediate fluid condensation heat transfer

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Numerical simulation and experimental research on heat transfer and flow resistance characteristics ofasymmetric plate heat exchangers

Shaozhi ZHANG, Xiao NIU, Yang LI, Guangming CHEN, Xiangguo XU

Frontiers in Energy 2020, Volume 14, Issue 2, Pages 267-282 doi: 10.1007/s11708-020-0662-7

Abstract: The asymmetric plate heat exchanger (APHE) has the possibility of achieving balanced pressure drops onboth hot and cold sides for situations with unbalanced flow, which may in turn enhance the heat transferIn this paper, the single-phase water flow and heat transfer of an APHE consisted of two types of platesIt is found that an optimal exists where the pressure drops are balanced and the heat transfer areaThe comparison between heat transfer and flow characteristics of the APHEs and the conventional plate

Keywords： plate heat exchanger asymmetric simulation correlation heat transfer enhancement

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Experimental study on heat transfer characteristics of supercritical carbon dioxide in horizontal tube

LV Jing, FU Meng, QIN Na, DONG Bin

Frontiers in Energy 2008, Volume 2, Issue 3, Pages 339-343 doi: 10.1007/s11708-008-0045-y

Abstract: The heat transfer characteristics of supercritical carbon dioxide in a horizontal tube with water inthat the changes of inlet pressure, mass flow rate, and cooling water flow rate have major effects on heattransfer performance.The four conventional correlations for convection heat transfer of supercritical carbon dioxide were

Keywords： conventional experimental condition vertical Reynolds number transfer

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Air-side heat transfer and friction characteristics of biofouled evaporator under wet conditions

Hui PU, Guoliang DING, Xiaokui MA, Haitao HU, Yifeng GAO,

Frontiers in Energy 2010, Volume 4, Issue 3, Pages 306-312 doi: 10.1007/s11708-009-0067-0

Abstract: The effects of biofouling on air-side heat transfer and friction characteristics under wet conditionsof three biofouled finned tube heat exchangers and one clean finned tube heat exchanger were investigatedratio of 60% at the inlet air velocity of 2.0m/s; The ranges of friction fouling factor and heattransfer fouling factor are 19.8%―43.1% and ―15.6%―13.1%, respectively; a small quantityof biofouled particles can enhance heat transfer at low Reynolds number, and the enhancement effect

Keywords： finned tube evaporator fouling heat transfer friction

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Experimental study of primary and secondary side coupling natural convection heat transfer characteristicsof the passive residual heat removal system in AP1000

Zhimin QIU, Daogang LU, Jingpin FU, Li FENG, Yuhao ZHANG

Frontiers in Energy 2021, Volume 15, Issue 4, Pages 860-871 doi: 10.1007/s11708-021-0744-1

Abstract: The primary and secondary side coupling heat transfer characteristics of the passive residual heat removalTherefore, it is necessary to investigate the heat transfer characteristics and develop applicable heatFor the local PRHR HX heat transfer performance, traditional natural convection correlations for bothtransfer condition.Moreover, the revised natural convection heat transfer correlations based on the present experimental

Keywords： passive residual heat removal heat exchanger (PRHR HX) C-shape tube revised heat transfer correlations

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Characteristics of flow and heat transfer of shell-and-tube heat exchangers with overlapped helical baffles

Tingting DU, Wenjing DU

Frontiers of Engineering Management 2019, Volume 6, Issue 1, Pages 70-77 doi: 10.1007/s42524-019-0005-8

Abstract:

The characteristics of flow and heat transfer of shell-and-tube heat exchangers with overlapped helicalThe ideal helical flow model was constructed to demonstrate parts of the flow characteristics of theThe numerical simulation was adopted to describe the characteristics of helical, leakage, and bypassIn a fully developed section, the distribution of velocity and wall heat transfer coefficient has a similarMoreover, the back flow enhances the local heat transfer and causes the ascent of flow resistance.

Keywords： heat exchanger overlapped helical baffle triangular zone helical flow

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Transversal tube pitch effects on local heat transfer characteristics of the flat tube bank fin mounted

Liangbi WANG, Zhimin LIN, Kangjie SUN, Yuanxin DONG, Song LIU, Yongheng ZHANG,

Frontiers in Energy 2010, Volume 4, Issue 3, Pages 333-345 doi: 10.1007/s11708-009-0061-6

Abstract: The tube bank fin is commonly used to increase the area of the heat transfer surface with a small heattransfer coefficient of a heat exchanger.If vortex generators (VGs) are punched on the fin surface, the heat transfer performance of the fin canThis paper focused on the effect of transversal tube pitch on the local heat transfer performance oftransfer enhancement of VGs.

Keywords： heat transfer enhancement vortex generator finned flat tube bank heat exchanger

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An investigation into the heat transfer characteristics of spiral wall with internal rib in a supercritical

TANG Renhu, YIN Fei, WANG Haijun, CHEN Tingkuan

Frontiers in Energy 2007, Volume 1, Issue 3, Pages 300-304 doi: 10.1007/s11708-007-0043-5

Abstract: of 200–500 kW/m, experiments were performed to investigate the heat transfer to water in the inclinedBased on the experiments, it was found that heat transfer enhancement of the internally ribbed tube couldHowever, the heat transfer enhancement decreased near the critical pressure.Heat transfer to supercritical water in the inclined upward internally ribbed tube was enhanced or deterioratedConsidering the effect of acute variety of the fluid property on heat transfer, the correlation of heat

Keywords： m · diameter critical pressure sub-critical pressure maximum

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Augmentation of natural convective heat transfer by acoustic cavitation

Jun CAI, Xiulan HUAI, Shiqiang LIANG, Xunfeng LI,

Frontiers in Energy 2010, Volume 4, Issue 3, Pages 313-318 doi: 10.1007/s11708-009-0064-3

Abstract: experimental study was conducted to investigate the effects of acoustic cavitation on natural convective heattransfer from a horizontal circular tube.The experimental results indicated that heat transfer could be enhanced by acoustic cavitation and hadThe augmentation at low heat flux was better than that in the case of high heat flux.

Keywords： heat transfer enhancement augmentation acoustic cavitation acoustic streaming convective heat transfer

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Experimental study of heat transfer coefficient with rectangular baffle fin of solar air heater

Foued CHABANE,Nesrine HATRAF,Noureddine MOUMMI

Frontiers in Energy 2014, Volume 8, Issue 2, Pages 160-172 doi: 10.1007/s11708-014-0321-y

Abstract: The heat transfer coefficient between the absorber plate and air can be considerably increased by usingexperimental study has been conducted to investigate the effect of roughness and operating parameters on heattransfer.To determine the enhancement in heat transfer and increment in thermal efficiency, the values of Nusselt

Keywords： Nusselt number flow rate heat transfer heat transfer coefficient thermal efficiency forced convection

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Effects of radiation and heat source/sink on unsteady MHD boundary layer flow and heat transfer over

Krishnendu Bhattacharyya

Frontiers of Chemical Science and Engineering 2011, Volume 5, Issue 3, Pages 376-384 doi: 10.1007/s11705-011-1121-0

Abstract: In this paper, an investigation is made to study the effects of radiation and heat source/sink on theunsteady boundary layer flow and heat transfer past a shrinking sheet with suction/injection.The thermal boundary layer thickness decreases with Prandtl number, radiation parameter and heat sinkparameter, but it increases with heat source parameter.heat transfer.

Keywords： MHD boundary layer unsteady flow heat transfer thermal radiation heat source/sink shrinking sheet suction

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Effect of heat transfer space non-uniformity of combustion chamber components on in-cylinder heat transfer

Jizu LV, Minli BAI, Long ZHOU, Jian ZHOU,

Frontiers in Energy 2010, Volume 4, Issue 3, Pages 392-401 doi: 10.1007/s11708-009-0066-1

Abstract: Based on the three-dimensional numerical simulation of the heat transfer of the coupled body, a coupledThe model was applied in the investigation of the influence of space non-uniformity in heat transferamong combustion chamber components on in-cylinder heat transfer.transfer happens mainly at the end of the compression stroke and expansion stroke.transfer during the intake and exhaust stroke obviously.

Keywords： heat transfer space non-uniformity soot emission in-cylinder diesel

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A new heat transfer correlation for supercritical fluids

Yanhua YANG, Xu CHENG, Shanfang HUANG

Frontiers in Energy 2009, Volume 3, Issue 2, Pages 226-232 doi: 10.1007/s11708-009-0022-0

Abstract: A new method of heat transfer prediction in supercritical fluids is presented.Assessment of qualitative behaviour of heat transfer is conducted based on existing test data and experiencetransfer from its conventional behaviour, which is predicted by the Dittus-Boelter equation.The new correlation structure excludes direct dependence of heat transfer coefficient on wall surfaceComparison of various heat transfer correlations with the selected test data shows that the new correlation

Keywords： super critical fluids heat transfer circular tubes prediction method

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Title Author Date Type Operation

Heat transfer characteristics of high heat flux vapor chamber

Dongchuan MO, Shushen LU, Haoliang ZHENG, Chite CHIN,

Journal Article

Analysis of flow and heat transfer characteristics of porous heat-storage wall in greenhouse

OUYANG Li, LIU Wei

Journal Article

Review of the LNG intermediate fluid vaporizer and its heat transfer characteristics

Journal Article

Numerical simulation and experimental research on heat transfer and flow resistance characteristics ofasymmetric plate heat exchangers

Shaozhi ZHANG, Xiao NIU, Yang LI, Guangming CHEN, Xiangguo XU

Journal Article

Experimental study on heat transfer characteristics of supercritical carbon dioxide in horizontal tube

LV Jing, FU Meng, QIN Na, DONG Bin

Journal Article

Air-side heat transfer and friction characteristics of biofouled evaporator under wet conditions

Hui PU, Guoliang DING, Xiaokui MA, Haitao HU, Yifeng GAO,

Journal Article

Experimental study of primary and secondary side coupling natural convection heat transfer characteristicsof the passive residual heat removal system in AP1000

Zhimin QIU, Daogang LU, Jingpin FU, Li FENG, Yuhao ZHANG

Journal Article

Characteristics of flow and heat transfer of shell-and-tube heat exchangers with overlapped helical baffles

Tingting DU, Wenjing DU

Journal Article

Transversal tube pitch effects on local heat transfer characteristics of the flat tube bank fin mounted

Liangbi WANG, Zhimin LIN, Kangjie SUN, Yuanxin DONG, Song LIU, Yongheng ZHANG,

Journal Article

An investigation into the heat transfer characteristics of spiral wall with internal rib in a supercritical

TANG Renhu, YIN Fei, WANG Haijun, CHEN Tingkuan

Journal Article

Augmentation of natural convective heat transfer by acoustic cavitation