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Comprehensive comparison of small-scale natural gas liquefaction processes using brazed plate heat exchangers

Jitan WU, Yonglin JU

Frontiers in Energy 2020, Volume 14, Issue 4,   Pages 683-698 doi: 10.1007/s11708-020-0705-0

Abstract: The brazed plate heat exchanger (BPHE) has some advantages over the plate-fin heat exchanger (PFHE) whenbe applied directly in the conventional liquefaction processes which are designed for multi-stream heat

Keywords: liquefied natural gas     brazed plate heat exchanger     energy consumption     economic performance     robustness    

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 theplate-fin structures and brazed joints are investigated in this paper.The time-dependent deformation and bending stress of the plate-fin structures are obtained analytically

Keywords: compact heat exchanger     creep     damage     brazing joint    

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 platesThe comparison between heat transfer and flow characteristics of the APHEs and the conventional plateheat exchanger (CPHE) is made under various flow rate ratios of the hot side and the cold side and different

Keywords: plate heat exchanger     asymmetric     simulation     correlation     heat transfer enhancement    

Accounting for local features of fouling formation on PHE heat transfer surface

Petro Kapustenko, Jiří J. Klemeš, Olga Arsenyeva, Olexandr Matsegora, Oleksandr Vasilenko

Frontiers of Chemical Science and Engineering 2018, Volume 12, Issue 4,   Pages 619-629 doi: 10.1007/s11705-018-1736-5

Abstract: The fouling phenomena can create significant operational problems in the industry by deteriorating heatrecuperation, especially in heat exchangers with enhanced heat transfer.chemical reaction and transport model developed earlier for a description of fouling on intensified heattransfer surfaces is used for modeling of plate heat exchanger (PHE) subjected to fouling.It enables to estimate local parameters of heat transfer process with fouling formation and its development

Keywords: heat transfer     fouling     plate heat exchanger     mathematical model    

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 isThe simulated heat sources were all cooled down by these three heat dissipation apparatuses and the exchangerconditions due to its much larger heat transfer area.exchanger.

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

Evolution of composite fouling on a vertical stainless steel surface caused by treated sewage

Cheng ZAN, Lin SHI, Xiujuan MA, Wenyan YANG,

Frontiers in Energy 2010, Volume 4, Issue 2,   Pages 171-180 doi: 10.1007/s11708-009-0068-z

Abstract: Composite biological and inorganic fouling occurs in plate heat exchangers (PHEs) using treated sewageas heat transfer medium, which lowers the heat transfer coefficient and increases the frictional resistanceIn order to optimize the heat exchange process and improve the anti-fouling strategies, the dynamic behavior

Keywords: treated sewage     plate heat exchanger     stainless steel     composite fouling     biofouling    

Sensitivity analysis and numerical experiments on transient test of compact heat exchanger surfaces

REN Hesheng, LAI Lingjun, CUI Yongzheng

Frontiers in Energy 2008, Volume 2, Issue 4,   Pages 374-380 doi: 10.1007/s11708-008-0079-1

Abstract: A single-blow transient testing technique considering the effect of longitudinal heat conduction is suggestedfor determining the average convection heat transfer coefficient of compact heat exchanger surface.longitudinal conduction parameter , the time constant of the inlet fluid temperature , and the number of heatpresent investigation provides satisfactory accuracy of the estimated parameter , which characterizes the heattransfer performance of compact heat exchanger surfaces.

Keywords: coefficient     dimensionless longitudinal     longitudinal     temperature     conduction    

Automated retrofit targeting of heat exchanger networks

Timothy G. Walmsley, Nathan S. Lal, Petar S. Varbanov, Jiří J. Klemeš

Frontiers of Chemical Science and Engineering 2018, Volume 12, Issue 4,   Pages 630-642 doi: 10.1007/s11705-018-1747-2

Abstract:

The aim of this paper is to develop a novel heat exchanger network (HEN) retrofit method based onART uses the heat surplus-deficit table (HSDT) in combination with the Bridge Retrofit concepts to generateThe HSDT is a tabular tool that shows potential for improved re-integration of heat source and sink streamsA refinery case study with 27 streams and 46 existing heat exchangers demonstrated the retrofit methodThe most promising retrofit project required 3 new heat exchanger units to achieve a heat savings of

Keywords: process retrofit     pinch analysis     heat exchanger network     heat recovery    

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    

Utilisation of waste heat from exhaust gases of drying process

Olga P. Arsenyeva,Lidija Čuček,Leonid L. Tovazhnyanskyy,Petro O. Kapustenko,Yana A. Savchenko,Sergey K. Kusakov,Oleksandr I. Matsegora

Frontiers of Chemical Science and Engineering 2016, Volume 10, Issue 1,   Pages 131-138 doi: 10.1007/s11705-016-1560-8

Abstract: Nowadays a lot of low-grade heat is wasted from the industry through the off- and flue-gasses with differentThese gases provide the sensitive heat with utilisation potential and latent heat with the componentswithin heat exchangers is estimated using the developed methodology.mathematical model was developed by using MathCad software to minimise the total annualised cost using compact plateheat exchangers for waste heat utilisation.

Keywords: exhaust gas     waste heat     process integration     plate heat exchanger    

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    

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 fortransport processes: serving as heat transport fluid in industries, administrating thermal managementtransfer strategies and clarify this new frontier in heat-transport study.In addition, the unique merits of liquid metals that could lead to innovative heat exchanger technologies

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

Optimal design analysis of a tubular heat exchanger network with extended surfaces using multi-objective

Hassan HAJABDOLLAHI, Mohammad SHAFIEY DEHAJ, Babak MASOUMPOUR, Mohammad ATAEIZADEH

Frontiers in Energy 2022, Volume 16, Issue 5,   Pages 862-875 doi: 10.1007/s11708-022-0839-3

Abstract: exchanger network (THEN).of the heat exchanger was used while considering the effectiveness and total heat transfer area as twoTubular heat exchanger network design parameters were chosen as optimization variables, and optimizationexchanger) while using constructal fins, in addition to the 7% increment of effectiveness, reduces theIn order to optimize the heat exchanger, the heat transfer rate and cold fluid temperature must increase

Keywords: constructal theory     extended surface     effectiveness     total heat transfer area     multi-objective optimization    

Predictor-corrector algorithm for solving quasi-separated-flow and transient distributed-parameter model for heat

Ping ZHANG, Guoliang DING

Frontiers in Energy 2010, Volume 4, Issue 4,   Pages 535-541 doi: 10.1007/s11708-010-0113-y

Abstract: stitution (SS) method is a suitable approach to solving the transient distributed-parameter model for heat

Keywords: algorithm     convergence     heat exchanger     modeling     transient    

R&D of the ground-coupled heat pump technology in China

Nairen DIAO, Ping CUI, Junhong LIU, Zhaohong FANG,

Frontiers in Energy 2010, Volume 4, Issue 1,   Pages 47-54 doi: 10.1007/s11708-009-0080-3

Abstract: The ground-coupled heat pump (GCHP) systems have been identified as one of the best sustainable energyNew models are presented for efficient thermal analysis of ground heat exchangers, of which one- andsolid cylindrical source models and their analytical solutions are devised to deal with pile ground heat

Keywords: ground source heat pump     ground heat exchanger     HVAC     China    

Title Author Date Type Operation

Comprehensive comparison of small-scale natural gas liquefaction processes using brazed plate heat exchangers

Jitan WU, Yonglin JU

Journal Article

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

Shantung TU, Guoyan ZHOU

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

Accounting for local features of fouling formation on PHE heat transfer surface

Petro Kapustenko, Jiří J. Klemeš, Olga Arsenyeva, Olexandr Matsegora, Oleksandr Vasilenko

Journal Article

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

Manli LUO, Jing LIU

Journal Article

Evolution of composite fouling on a vertical stainless steel surface caused by treated sewage

Cheng ZAN, Lin SHI, Xiujuan MA, Wenyan YANG,

Journal Article

Sensitivity analysis and numerical experiments on transient test of compact heat exchanger surfaces

REN Hesheng, LAI Lingjun, CUI Yongzheng

Journal Article

Automated retrofit targeting of heat exchanger networks

Timothy G. Walmsley, Nathan S. Lal, Petar S. Varbanov, Jiří J. Klemeš

Journal Article

Application of entransy dissipation theory in heat convection

Mingtian XU, Jiangfeng GUO, Lin CHENG,

Journal Article

Utilisation of waste heat from exhaust gases of drying process

Olga P. Arsenyeva,Lidija Čuček,Leonid L. Tovazhnyanskyy,Petro O. Kapustenko,Yana A. Savchenko,Sergey K. Kusakov,Oleksandr I. Matsegora

Journal Article

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

Tingting DU, Wenjing DU

Journal Article

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

Haiyan LI, Jing LIU

Journal Article

Optimal design analysis of a tubular heat exchanger network with extended surfaces using multi-objective

Hassan HAJABDOLLAHI, Mohammad SHAFIEY DEHAJ, Babak MASOUMPOUR, Mohammad ATAEIZADEH

Journal Article

Predictor-corrector algorithm for solving quasi-separated-flow and transient distributed-parameter model for heat

Ping ZHANG, Guoliang DING

Journal Article

R&D of the ground-coupled heat pump technology in China

Nairen DIAO, Ping CUI, Junhong LIU, Zhaohong FANG,

Journal Article