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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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Numerical analysis on heat transfer enhancement by longitudinal vortex based on field synergy principle

WU Junmei, TAO Wenquan

Frontiers in Energy 2007, Volume 1, Issue 3,   Pages 365-369 doi: 10.1007/s11708-007-0055-1

Abstract: Three-dimensional numerical simulation results are presented for a fin-and-tube heat transfer surfacetransfer enhancement by longitudinal vortex.In addition, the computational evaluations indicate that the heat transfer enhancement of delta wingletThe heat transfer enhancement of the delta winglet pairs with an attack angle of 45º is larger than thatThe heat transfer enhancement under identical pumping power condition for the attack angle of 30º is

Keywords： computational     inherent mechanism     staggered     decrease     transfer surface    

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Numerical investigation and analysis of heat transfer enhancement in channel by longitudinal vortex based

TAO Wenquan, WU Junmei

Frontiers in Energy 2008, Volume 2, Issue 1,   Pages 71-78 doi: 10.1007/s11708-008-0001-x

Abstract: 3-D numerical simulations were presented for laminar flow and heat transfer characteristics in a rectangularIt is found that the inherent mechanism of the heat transfer enhancement by longitudinal vortex can beThus, longitudinal vortex can enhance the integral heat transfer of the flow field, while transversevortex can only enhance the local heat transfer.

Keywords： inherent mechanism     integral     surface     rectanglar     longitudinal    

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Numerical investigation on side heat transfer enhancement in 300 kA aluminum reduction cell

WANG Changhong, ZHU Dongsheng, LEI Junxi, ZHOU Jiemin

Frontiers in Energy 2008, Volume 2, Issue 3,   Pages 256-260 doi: 10.1007/s11708-008-0051-0

Abstract: Industrial test and numerical simulation were synchronously applied to analyze the side heat transferprocess and enhance heat transfer in aluminum reduction cell.to enhance sidewall heat transfer.transfer between the shell and the surroundings is 70 W/(mK).With the increase of the side coefficient of heat transfer between the shell and the surroundings, the

Keywords： constant     ambient temperature     thickness     electrolytic temperature     transfer process    

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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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Enhancement Effect Towards Heat Transfer of Rotary Kiln by Intermittent Contact Between Material and

Lei Xianming,Xiao Yougang

Strategic Study of CAE 2006, Volume 8, Issue 8,   Pages 39-44

Abstract: According to this feature, transient thermal conductivity of cluster and contact heat transfer coefficientof boundary between cluster and kiln wall are deduced, then heat transfer coefficient between materialCombined with other research harvests, the heat transfer model of rotary kiln is established.The results can be shown as follows ： the temperature of material is lower when the enhancement effecttowards heat transfer of rotary kiln by intermittent contact between material and kiln wall has been

Keywords： material     covered wall     heat transfer     enhancement effect    

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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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Leidenfrost drops on micro/nanostructured surfaces

Vishal TALARI, Prakhar BEHAR, Yi LU, Evan HARYADI, Dong LIU

Frontiers in Energy 2018, Volume 12, Issue 1,   Pages 22-42 doi: 10.1007/s11708-018-0541-7

Abstract: The vapor layer thermally insulates the drop from the heating surface, causing deteriorated heat transferliterature concerning the Leidenfrost drops on micro/nanostructured surfaces with an emphasis on the enhancementnanoscale surface structures on the Leidenfrost temperature were presented in detail, and the underlying enhancement

Keywords： Leidenfrost drop     Leidenfrost temperature     heat transfer enhancement     micro/nanostructured surfaces    

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Revolutionizing heat transport enhancement with liquid metals: Proposal of a new industry of water-freeheat exchangers

Haiyan LI, Jing LIU

Frontiers in Energy 2011, Volume 5, Issue 1,   Pages 20-42 doi: 10.1007/s11708-011-0139-9

Abstract: Water is perhaps the most widely adopted working fluid in conventional industrial heat transport engineeringIn this paper, the concept of a water-free heat exchanger is proposed and comprehensively analyzed forlow power consumption, liquid metal coolants promise many opportunities for revolutionizing modern heattransport processes: serving as heat transport fluid in industries, administrating thermal managementtransfer strategies and clarify this new frontier in heat-transport study.

Keywords： heat exchanger     liquid metal     water resource     heat transport enhancement     coolant     thermal management     process    

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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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Exergy analysis and performance enhancement of isopropanol-acetone-hydrogen chemical heat pump

Min XU, Jun CAI, Xiulan HUAI

Frontiers in Energy 2017, Volume 11, Issue 4,   Pages 510-515 doi: 10.1007/s11708-017-0508-0

Abstract: conducted to identify the irreversibility in each component of the isopropanol-acetone-hydrogen chemical heat

Keywords： waste heat reuse     chemical heat pump     exergy analysis     isopropanol    

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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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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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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

Augmentation of natural convective heat transfer by acoustic cavitation

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

Journal Article

Numerical analysis on heat transfer enhancement by longitudinal vortex based on field synergy principle

WU Junmei, TAO Wenquan

Journal Article

Numerical investigation and analysis of heat transfer enhancement in channel by longitudinal vortex based

TAO Wenquan, WU Junmei

Journal Article

Numerical investigation on side heat transfer enhancement in 300 kA aluminum reduction cell

WANG Changhong, ZHU Dongsheng, LEI Junxi, ZHOU Jiemin

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

Enhancement Effect Towards Heat Transfer of Rotary Kiln by Intermittent Contact Between Material and

Lei Xianming,Xiao Yougang

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

Leidenfrost drops on micro/nanostructured surfaces

Vishal TALARI, Prakhar BEHAR, Yi LU, Evan HARYADI, Dong LIU

Journal Article

Revolutionizing heat transport enhancement with liquid metals: Proposal of a new industry of water-freeheat exchangers

Haiyan LI, Jing LIU

Journal Article

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

Foued CHABANE,Nesrine HATRAF,Noureddine MOUMMI

Journal Article

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

Krishnendu Bhattacharyya

Journal Article

Exergy analysis and performance enhancement of isopropanol-acetone-hydrogen chemical heat pump

Min XU, Jun CAI, Xiulan HUAI

Journal Article

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

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

Journal Article

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

Journal Article

A new heat transfer correlation for supercritical fluids

Yanhua YANG, Xu CHENG, Shanfang HUANG

Journal Article