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Thermal performance of a single-layer packed metal pebble-bed exposed to high energy fluxes

Shengchun ZHANG, Zhifeng WANG, Hui BIAN, Pingrui HUANG

Frontiers in Energy 2021, Volume 15, Issue 2,   Pages 513-528 doi: 10.1007/s11708-019-0638-7

Abstract: The multiple spheres model includes calculations of the external incidence, view factors, and heat transfer

Keywords： packed bed     solar thermal power plants     high heat fluxes     radiative heat transfer    

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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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Numerical study of a hybrid absorption-compression high temperature heat pump for industrial waste heat

Zhiwei MA, Huashan BAO, Anthony Paul ROSKILLY

Frontiers in Energy 2017, Volume 11, Issue 4,   Pages 503-509 doi: 10.1007/s11708-017-0515-1

Abstract: The present paper aims at exploring a hybrid absorption-compression heat pump (HAC-HP) to upgrade andrecover the industrial waste heat in the temperature range of 60°C–120°C.conventional HAC-HP system, to allow flexible utilization of energy sources of electricity and waste heatThe suitable operation ranges of HAC-HP are recommended for the waste heat at 60°C, 80°C, 100°C, andThe recirculation flow ratio should be lower than 9, 6, 5, and 4 respectively for these waste heat, while

Keywords： absorption compression     high temperature heat pump     efficiency     industrial waste heat     thermodynamic analysis    

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Experimental investigation of liquid metal alloy based mini-channel heat exchanger for high power electronic

Manli LUO, Jing LIU

Frontiers in Energy 2013, Volume 7, Issue 4,   Pages 479-486 doi: 10.1007/s11708-013-0277-3

Abstract: for developing efficient techniques for cooling integrated electronic devices with ever increasing heatTo better tackle the high-density heat dissipation difficulty within the limited space, this paper isdedicated to clarify the heat transfer behaviors of the liquid metal flowing in mini-channel exchangersThe simulated heat sources were all cooled down by these three heat dissipation apparatuses and the exchangerconditions due to its much larger heat transfer area.

Keywords： heat exchanger     liquid metal     mini-channel     heat dissipation     heat transfer coefficient    

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Impact of anthropogenic heat emissions on meteorological parameters and air quality in Beijing usinga high-resolution model simulation

Frontiers of Environmental Science & Engineering 2022, Volume 16, Issue 4, doi: 10.1007/s11783-021-1478-3

Abstract:

The Large scale Urban Consumption of energ Y model was updated and coupled with WRF.

Keywords： Anthropogenic heat emissions     LUCY     High-resolution     Meteorological parameters     Air quality    

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High heat flux thermal management through liquid metal driven with electromagnetic induction pump

Frontiers in Energy 2022, Volume 16, Issue 3,   Pages 460-470 doi: 10.1007/s11708-022-0825-9

Abstract: In this paper, a novel liquid metal-based minichannel heat dissipation method was developed for coolingelectric devices with high heat flux.A high-performance electromagnetic induction pump driven by rotating permanent magnets is designed to> with keeping the temperature rise of the heat source below 50°C.power and high heat flux.

Keywords： high heat flux     liquid metal     electromagnetic pump     minichannel heat sink     thermal interface material    

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Creep of brazed plate-fin structures in high temperature compact heat exchangers

Shantung TU, Guoyan ZHOU

Frontiers of Mechanical Engineering 2009, Volume 4, Issue 4,   Pages 355-362 doi: 10.1007/s11465-009-0065-2

Abstract: In recent years, the need for high temperature heat exchangers to improve the efficiency of power andHowever, the creep design of the high temperature compact heat exchangers has been a primary concernTo establish the high temperature design criterion for compact heat exchangers, creep behavior of the

Keywords： compact heat exchanger     creep     damage     brazing joint    

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Exergy analysis of R1234ze(Z) as high temperature heat pump working fluid with multi-stage compression

Bin HU, Di WU, L.W. WANG, R.Z. WANG

Frontiers in Energy 2017, Volume 11, Issue 4,   Pages 493-502 doi: 10.1007/s11708-017-0510-6

Abstract: In this paper, the simulation approach and exergy analysis of multi-stage compression high temperatureheat pump (HTHP) systems with R1234ze(Z) working fluid are conducted.analyzed to compare the system performance with 120°C pressurized hot water supply based upon waste heatWhen the waste heat source temperature is 60°C, the exergy efficiencies increase about 6.9% and 11.8%

Keywords： multi-stage compression     high temperature heat pump     heat recovery     exergy destruction     R1234ze(Z) working    

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Convective heat transfer in helical coils for constant-property and variable-property flows with high

Yufei MAO, Liejin GUO, Bofeng BAI, Ximin ZHANG

Frontiers in Energy 2010, Volume 4, Issue 4,   Pages 546-552 doi: 10.1007/s11708-010-0116-8

Abstract: Forced convection heat transfer of single-phase water in helical coils was experimentally studied.The contribution of secondary flow in the helical coil to heat transfer was gradually suppressed withHence, heat transfer coefficients of the helical tube were close to those of the straight tube underBased on the experimental data, heat transfer correlations for both incompressible flows and supercritical

Keywords： convective heat transfer     helical coils     high Reynolds number     supercritical pressure     variable property    

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CONCENTRATIONS AND FLUXES OF DISSOLVED NUTRIENTS IN THE YANGTZE RIVER: LONG-TERM TRENDS AND ECOLOGICAL

Frontiers of Agricultural Science and Engineering 2021, Volume 8, Issue 4,   Pages 559-567 doi: 10.15302/J-FASE -2020344

Abstract: determinations published over the past 50 years reveals a gradual decreasing trend in the concentrations and fluxesA strong correlation was found between the riverine DIN fluxes and the estimated DIN inputs from theimpacts and indicate a potentially significant influence of atmospheric deposition on DIN loadings and fluxes

Keywords： atmospheric deposition / ecological impacts / nitrogen sources / nutrients / Yangtze delta    

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Cutting heat dissipation in high-speed machining of carbon steel based on the calorimetric method

QUAN Yanming, HE Zhenwei, DOU Yong

Frontiers of Mechanical Engineering 2008, Volume 3, Issue 2,   Pages 175-179 doi: 10.1007/s11465-008-0022-5

Abstract: The cutting heat dissipation in chips, workpiece, tool and surroundings during the high-speed machiningWater is used as the medium to absorb the cutting heat; a self-designed container suitable for the high-speedThe temperature variations of the water, chips, workpiece, tool and surroundings during the closed high-speedThus, the cutting heat dissipated in each component of the cutting system, total cutting heat and heatthe total cutting heat flux with the power resulting from the main cutting force.

Keywords： cutting system     medium     temperature     flux     tool    

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Effective interventions on health effects of Chinese rural elderly under heat exposure

Frontiers of Environmental Science & Engineering 2022, Volume 16, Issue 5, doi: 10.1007/s11783-022-1545-4

Abstract:

● Education and subsidy were effective interventions during short-term heat

Keywords： High temperature     Health effect     Comprehensive evaluation     Intervention     Rural elderly    

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Interfacial heat transfer coefficient between metal and die during high pressure die casting process

GUO Zhipeng, XIONG Shoumei, CHO SangHyun, CHOI JeongKil

Frontiers of Mechanical Engineering 2007, Volume 2, Issue 3,   Pages 283-287 doi: 10.1007/s11465-007-0049-z

Abstract: The present work focused on the determination of the interfacial heat transfer coefficient (IHTC) betweenmetal and die during the high pressure die casting (HPDC) process.The IHTC was successfully determined by solving one of the inverse heat problems using the nonlinear

Keywords： so-called     calculation     inverse     interfacial     aluminum    

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Preparation, with graphene, of novel biomimetic self-healing microcapsules with high thermal stability

Frontiers of Structural and Civil Engineering   Pages 1188-1198 doi: 10.1007/s11709-023-0027-5

Abstract: In addition, the microcapsules’ initial thermal decomposition temperature is appropriately high, so thatThe proportion of graphene in the microcapsule shell can regulate the microcapsule’s heat resistanceAdditionally, the microcapsules’ electrical conductivity is relatively high.

Keywords： graphene     microcapsule     bitumen     heat insulation     conductivity    

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Liquid metal enabled combinatorial heat transfer science: toward unconventional extreme cooling

Xiao-Hu YANG, Jing LIU

Frontiers in Energy 2018, Volume 12, Issue 2,   Pages 259-275 doi: 10.1007/s11708-017-0521-3

Abstract: outstanding performances in a wide variety of thermal management areas, such as thermal interface material, heatconceptual scientific category was dedicated here which could be termed as combinatorial liquid metal heatParticularly, five abstractive segments toward constructing the combinatorial liquid metal heat transferFinally, future prospects to search for and make full use of the liquid metal combined high performance

Keywords： combinatorial heat transfer     liquid metal     high flux cooling     thermal management    

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Title Author Date Type Operation

Thermal performance of a single-layer packed metal pebble-bed exposed to high energy fluxes

Shengchun ZHANG, Zhifeng WANG, Hui BIAN, Pingrui HUANG

Journal Article

Heat transfer characteristics of high heat flux vapor chamber

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

Journal Article

Numerical study of a hybrid absorption-compression high temperature heat pump for industrial waste heat

Zhiwei MA, Huashan BAO, Anthony Paul ROSKILLY

Journal Article

Experimental investigation of liquid metal alloy based mini-channel heat exchanger for high power electronic

Manli LUO, Jing LIU

Journal Article

Impact of anthropogenic heat emissions on meteorological parameters and air quality in Beijing usinga high-resolution model simulation

Journal Article

High heat flux thermal management through liquid metal driven with electromagnetic induction pump

Journal Article

Creep of brazed plate-fin structures in high temperature compact heat exchangers

Shantung TU, Guoyan ZHOU

Journal Article

Exergy analysis of R1234ze(Z) as high temperature heat pump working fluid with multi-stage compression

Bin HU, Di WU, L.W. WANG, R.Z. WANG

Journal Article

Convective heat transfer in helical coils for constant-property and variable-property flows with high

Yufei MAO, Liejin GUO, Bofeng BAI, Ximin ZHANG

Journal Article

CONCENTRATIONS AND FLUXES OF DISSOLVED NUTRIENTS IN THE YANGTZE RIVER: LONG-TERM TRENDS AND ECOLOGICAL

Journal Article

Cutting heat dissipation in high-speed machining of carbon steel based on the calorimetric method

QUAN Yanming, HE Zhenwei, DOU Yong

Journal Article

Effective interventions on health effects of Chinese rural elderly under heat exposure

Journal Article

Interfacial heat transfer coefficient between metal and die during high pressure die casting process

GUO Zhipeng, XIONG Shoumei, CHO SangHyun, CHOI JeongKil

Journal Article

Preparation, with graphene, of novel biomimetic self-healing microcapsules with high thermal stability

Journal Article

Liquid metal enabled combinatorial heat transfer science: toward unconventional extreme cooling

Xiao-Hu YANG, Jing LIU

Journal Article