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Determining the optimum economic insulation thickness of double pipes buried in the soil for district

Fating LI, Pengfei JIE, Zhou FANG, Zhimei WEN

Frontiers in Energy 2021, Volume 15, Issue 1,   Pages 170-185 doi: 10.1007/s11708-020-0680-5

Abstract: The insulation thickness (IT) of double pipes buried in the soil (DPBIS) for district heating (DH) systemsThree types of heat sources, four operating strategies, three kinds of insulation materials, three buried

Keywords： double pipes     optimization model     optimum insulation thickness     minimum annual total cost    

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Investigating the influence of delamination on the stiffness of composite pipes under compressive transverse

Sattar MALEKI, Roham RAFIEE, Abolfazl HASANNIA, Mohammad Reza HABIBAGAHI

Frontiers of Structural and Civil Engineering 2019, Volume 13, Issue 6,   Pages 1316-1323 doi: 10.1007/s11709-019-0555-1

Abstract: The effect of delamination on the stiffness reduction of composite pipes is studied in this research.The stiffness test of filament wound composite pipes is simulated using cohesive zone method.delamination size and its position with respect to loading direction on stiffness of the composite pipesorientation with respect to loading direction on delamination propagation and stiffness reduction of the pipes

Keywords： delamination     composite pipes     stiffness test     cohesive zone method    

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Erosion-corrosion failure of REAC pipes under multiphase flow

Ping TANG, Jian YANG, Jinyang ZHENG, Shizheng HE, Jianjun YE, Guofu OU, Ieong WONG, Yanbao MA,

Frontiers in Energy 2009, Volume 3, Issue 4,   Pages 389-395 doi: 10.1007/s11708-009-0045-6

Abstract: predictive method was proposed to explore the erosion failure of reactor effluent air cooler (REAC) pipesBy CFD numerical simulations, the exact position where some typical pipes thinned and failed rapidly

Keywords： multiphase flow     erosion-corrosion     pipes     reactor effluent air cooler (REAC)     computational fluid dynamics    

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3D fracture modelling and limit state analysis of prestressed composite concrete pipes

Pengfei HE, Yang SHEN, Yun GU, Pangyong SHEN

Frontiers of Structural and Civil Engineering 2019, Volume 13, Issue 1,   Pages 165-175 doi: 10.1007/s11709-018-0484-4

Abstract: In this manuscript, we study fracture of prestressed cylindrical concrete pipes.Such concrete pipes play a major role in tunneling and underground engineering.

Keywords： cylindrical concrete structures     limit state analysis     3D fracture modelling     prestressed composite pipes    

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Experimental study on GFRP pipes under axial compression

QIAN Peng, FENG Peng, YE Lieping

Frontiers of Structural and Civil Engineering 2008, Volume 2, Issue 1,   Pages 73-78 doi: 10.1007/s11709-008-0013-y

Abstract: The behavior of pultruded glass fiber reinforced polymer (GFRP) pipes, which are the members of long-spanShort GFRP pipes were first tested to determine the basic mechanical properties.Then the stability of long GFRP pipes was studied by axially compressive tests in four groups with differentBased on the results of the tests and literature, the formula of the buckling load of composite pipes

Keywords： anti-corrosive     compression     different slenderness     corrosive environment     long-span light-weight    

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Application of Ice Pigging in a Drinking Water Distribution System: Impacts on Pipes and Bulk Water Quality

Yujing Huang,Zhiwei Chen,Guilin He,Yu Shao,Shuang Song,Feilong Dong,Tuqiao Zhang,

Engineering doi: 10.1016/j.eng.2023.09.016

Abstract: Chloride concentration analysis demonstrated that separate cleaning of pipes with different materialscharacterization results showed that ice pigs would scarcely disturb the inner surfaces of long-used pipes

Keywords： Ice pigging     Pipe cleaning     Drinking water distribution system     Bacterial community     Sediments    

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Absorption heat pump for waste heat reuse: current states and future development

Zhenyuan XU, Ruzhu WANG

Frontiers in Energy 2017, Volume 11, Issue 4,   Pages 414-436 doi: 10.1007/s11708-017-0507-1

Abstract: In this paper, three important aspects for absorption heat pump for waste heat reuse are reviewed.In the first part, different absorption heat pump cycles are classified and introduced.Absorption heat pumps for heat amplification and absorption heat transformer for temperature upgradingIn the third part, the applications of the absorption heat pump and absorption heat transformer for wasteheat reuse in different industries are introduced.

Keywords： absorption     heat pump     heat transformer     waste heat     working pair    

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Thermal Management of Vehicle Cabins, External Surfaces, and Onboard Electronics: An Overview Review

Garrett J. Marshall, Colin P. Mahony, Matthew J. Rhodes, Steve R. Daniewicz, Nicholas Tsolas, Scott M. Thompson

Engineering 2019, Volume 5, Issue 5,   Pages 954-969 doi: 10.1016/j.eng.2019.02.009

Abstract:

Reducing heat accumulation within vehicles and ensuring appropriate vehicular temperature levels canbatteries and insulated-gate bipolar transistors (IGBTs), active and passive cooling methods that employ heatpipes, heat sinks, jet impingement, forced convection, and phase-change materials are discussed.Finally, efforts to model and enhance the heat transfer of exterior vehicular components are reviewed

Keywords： Vehicle design     Automotive engineering     Electronics packaging     Heat pipes     Climate control     Heating ventilation    

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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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Heat-spreading analysis of a heat sink base embedded with a heat pipe

B. V. BORGMEYER, H. B. MA,

Frontiers in Energy 2010, Volume 4, Issue 2,   Pages 143-148 doi: 10.1007/s11708-010-0013-1

Abstract: A simplified model predicting the heat transfer performance of a heat sink base with a high thermal conductivityas the base embedded with a typical heat pipe, the entire heat sink can be modeled as a flat plate witha uniform temperature and an effective convection heat transfer coefficient.This simplified model can be used to determine the heat transfer performance of a heat sink embeddedwith a typical heat pipe or vapor chamber.

Keywords： heat pipe     heat sink     microprocessor heat removal    

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Application of entransy dissipation theory in heat convection

Mingtian XU, Jiangfeng GUO, Lin CHENG,

Frontiers in Energy 2009, Volume 3, Issue 4,   Pages 402-405 doi: 10.1007/s11708-009-0055-4

Abstract: work, formulas for calculating the rates of the local thermodynamic entransy dissipation in convective heat

Keywords： entransy dissipation     heat convection     heat exchanger    

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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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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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Major applications of heat pipe and its advances coupled with sorption system: a review

Yang YU, Guoliang AN, Liwei WANG

Frontiers in Energy 2019, Volume 13, Issue 1,   Pages 172-184 doi: 10.1007/s11708-019-0610-6

Abstract: Heat pipe utilizes continuous phase change process within a small temperature drop to achieve high thermalFor decades, heat pipes coupled with novel emerging technologies and methods (using nanofluids and self-rewettingIn addition to some typical applications of thermal control and heat recovery, the heat pipe technologypipe technology for continuous heat transfer.and the advances in heat pipe type sorption system.

Keywords： heat pipe     sorption system     heat transfer     solid sorption heat pipe    

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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 helicalIn 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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Title Author Date Type Operation

Determining the optimum economic insulation thickness of double pipes buried in the soil for district

Fating LI, Pengfei JIE, Zhou FANG, Zhimei WEN

Journal Article

Investigating the influence of delamination on the stiffness of composite pipes under compressive transverse

Sattar MALEKI, Roham RAFIEE, Abolfazl HASANNIA, Mohammad Reza HABIBAGAHI

Journal Article

Erosion-corrosion failure of REAC pipes under multiphase flow

Ping TANG, Jian YANG, Jinyang ZHENG, Shizheng HE, Jianjun YE, Guofu OU, Ieong WONG, Yanbao MA,

Journal Article

3D fracture modelling and limit state analysis of prestressed composite concrete pipes

Pengfei HE, Yang SHEN, Yun GU, Pangyong SHEN

Journal Article

Experimental study on GFRP pipes under axial compression

QIAN Peng, FENG Peng, YE Lieping

Journal Article

Application of Ice Pigging in a Drinking Water Distribution System: Impacts on Pipes and Bulk Water Quality

Yujing Huang,Zhiwei Chen,Guilin He,Yu Shao,Shuang Song,Feilong Dong,Tuqiao Zhang,

Journal Article

Absorption heat pump for waste heat reuse: current states and future development

Zhenyuan XU, Ruzhu WANG

Journal Article

Thermal Management of Vehicle Cabins, External Surfaces, and Onboard Electronics: An Overview

Garrett J. Marshall, Colin P. Mahony, Matthew J. Rhodes, Steve R. Daniewicz, Nicholas Tsolas, Scott M. Thompson

Journal Article

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

Krishnendu Bhattacharyya

Journal Article

Heat-spreading analysis of a heat sink base embedded with a heat pipe

B. V. BORGMEYER, H. B. MA,

Journal Article

Application of entransy dissipation theory in heat convection

Mingtian XU, Jiangfeng GUO, Lin CHENG,

Journal Article

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

Manli LUO, Jing LIU

Journal Article

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

OUYANG Li, LIU Wei

Journal Article

Major applications of heat pipe and its advances coupled with sorption system: a review

Yang YU, Guoliang AN, Liwei WANG

Journal Article

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

Tingting DU, Wenjing DU

Journal Article