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Keywords: conjugate heat transfer
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Journal Articles

Improving Turbine Endwall Overall Cooling Effectiveness Using Curtain Cooling and Redistributed Film-Hole Layouts: An Experimental and Computational Study

Hang Wu, Xing Yang, Qiang Zhao, Zhenping Feng
Journal: Journal of Thermal Science and Engineering Applications
Publisher: ASME
Article Type: Research Papers
J. Thermal Sci. Eng. Appl. March 2024, 16(3): 031010.
Paper No: TSEA-23-1305
https://doi.org/10.1115/1.4064429
Published Online: January 29, 2024
... author. Email: x.yang@mail.xjtu.edu.cn Email: zhaoqiang_xjtu@163.com 1 Corresponding author. Email: zpfeng@mail.xjtu.edu.cn 18 07 2023 24 12 2023 27 12 2023 29 01 2024 overall cooling effectiveness gas turbine endwall curtain cooling conjugate heat transfer...
View Article titled, Improving Turbine Endwall Overall Cooling Effectiveness Using Curtain Cooling and Redistributed Film-Hole Layouts: An Experimental and Computational Study
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Topics: Coolants, Cooling, Flow (Dynamics), Computational fluid dynamics, Cascades (Fluid dynamics)
Journal Articles

Computational Framework Development for Heat Transfer Studies in Liquid Metal-Cooled Small-Scale Heat Sinks With Non-Circular Cross Sections

Mahyar Pourghasemi, Nima Fathi
Journal: Journal of Thermal Science and Engineering Applications
Publisher: ASME
Article Type: Research Papers
J. Thermal Sci. Eng. Appl. October 2023, 15(10): 101007.
Paper No: TSEA-22-1554
https://doi.org/10.1115/1.4062833
Published Online: July 25, 2023
... With Water and Liquid Metal as Fluid ,” Proceedings of the ASME 2020 Heat Transfer Summer Confere (HT2020) , Virtual Online , July 13–15 , p. V001T10A001. [17] Pourghasemi , M. , and Fathi , N. , 2022 , “ Verification Assessment of Thermal Models in Conjugate Heat Transfer Analysis...
View Article titled, Computational Framework Development for Heat Transfer Studies in Liquid Metal-Cooled Small-Scale Heat Sinks With Non-Circular Cross Sections
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Topics: Flow (Dynamics), Heat sinks, Heat transfer, Reynolds number, Turbulence, Cross section (Physics)
Journal Articles

Flow and Conjugate Heat Transfer of Swirl Chamber With Micro-Ribs in Turbine Vane Leading Edge

Shaohua Han, Runsheng Zhang, Jiangjiang Xing, Yuanyuan Song, Na An, Tianyi Huo, Leping Zhou, Li Li, Hui Zhang, Xiaoze Du
Journal: Journal of Thermal Science and Engineering Applications
Publisher: ASME
Article Type: Research Papers
J. Thermal Sci. Eng. Appl. August 2023, 15(8): 081004.
Paper No: TSEA-22-1552
https://doi.org/10.1115/1.4062434
Published Online: May 19, 2023
... is established. The model includes the high-temperature mainstream region, LE region, and swirl cooling region. The conjugate heat transfer (CHT) method is used to examine the influence of wall structures on swirl cooling. Then, the best surface structure in the studied range is selected to further analyze...
View Article titled, Flow and <span class="search-highlight">Conjugate</span> <span class="search-highlight">Heat</span> <span class="search-highlight">Transfer</span> of Swirl Chamber With Micro-Ribs in Turbine Vane Leading Edge
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Topics: Coolants, Cooling, Flow (Dynamics), Heat transfer, Turbines, Turbulence, Temperature, Nozzles
Journal Articles

Conjugate Heat Transfer and Flow Features of Single-Hole and Combined-Hole Film Cooling With Rib-Roughened Internal Passages

Rui Zhu, Shulei Li, Gongnan Xie
Journal: Journal of Thermal Science and Engineering Applications
Publisher: ASME
Article Type: Research Papers
J. Thermal Sci. Eng. Appl. September 2022, 14(9): 091006.
Paper No: TSEA-21-1653
https://doi.org/10.1115/1.4053931
Published Online: March 8, 2022
... film cooling and internal cooling using a conjugate heat transfer analysis. Three internal delivery channel geometries, smooth channel, channel roughened by square ribs (SR), and channel roughened by crescent ribs (CR), are studied with two film cooling geometries, cylindrical hole, and sister holes...
View Article titled, <span class="search-highlight">Conjugate</span> <span class="search-highlight">Heat</span> <span class="search-highlight">Transfer</span> and Flow Features of Single-Hole and Combined-Hole Film Cooling With Rib-Roughened Internal Passages
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Topics: Cooling, Film cooling, Flow (Dynamics), Heat transfer, Internal flow, Vortices, Coolants
Journal Articles

Effects of Thin Film Heat Spreader on Hot Spots Mitigation in Heat Sinks

Sohail Reddy, George S. Dulikravich, Ann-Kayana Blanchard
Journal: Journal of Thermal Science and Engineering Applications
Publisher: ASME
Article Type: Research Papers
J. Thermal Sci. Eng. Appl. August 2022, 14(8): 081013.
Paper No: TSEA-21-1294
https://doi.org/10.1115/1.4053168
Published Online: February 8, 2022
...Sohail Reddy; George S. Dulikravich; Ann-Kayana Blanchard The effects of graphene platelets and diamond-based thin film heat spreaders on maximum temperature of integrated electronic circuits were investigated. A fully three-dimensional conjugate heat transfer analysis was performed to investigate...
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Topics: Graphene, Temperature, Thin films, Diamonds, Thermal conductivity, Flat heat pipes
Journal Articles

Application of Nonlinear Krylov Solvers for Conjugate Heat Transfer Simulations of Electrical Battery Packs

Parvez Sukheswalla, Mandhapati Raju, Chu Wang, Nitesh Attal, Kislaya Srivastava
Journal: Journal of Thermal Science and Engineering Applications
Publisher: ASME
Article Type: Research Papers
J. Thermal Sci. Eng. Appl. February 2022, 14(2): 021010.
Paper No: TSEA-21-1101
https://doi.org/10.1115/1.4051372
Published Online: June 21, 2021
...). This study assesses the performance of a Krylov-based accelerator, when used for conjugate heat transfer (CHT) simulations of an electrical battery pack. The nonlinear nature of CHT simulations (due to spatial and temporal changes in boundary conditions) necessitates the use of the non-inear form...
View Article titled, Application of Nonlinear Krylov Solvers for <span class="search-highlight">Conjugate</span> <span class="search-highlight">Heat</span> <span class="search-highlight">Transfer</span> Simulations of Electrical Battery Packs
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Topics: Anisotropy, Batteries, Cooling, Heat transfer, Simulation, Temperature, Fluids, Thermal conductivity, Boundary-value problems, Heat
Journal Articles

The Effect of Orientation on the Performance of Small Free-Convection Heat Sinks for Use With a Thermoelectric Cryotherapy Device

Mark Baldry, Victoria Timchenko, Chris Menictas
Journal: Journal of Thermal Science and Engineering Applications
Publisher: ASME
Article Type: Research Papers
J. Thermal Sci. Eng. Appl. August 2021, 13(4): 041001.
Paper No: TSEA-20-1475
https://doi.org/10.1115/1.4048758
Published Online: December 2, 2020
... cooling additive manufacturing conjugate heat transfer comsol multiphysics computational fluid dynamics 03 08 2020 28 09 2020 29 09 2020 02 12 2020 Email: c.menictas@unsw.edu.au Email: v.timchenko@unsw.edu.au Email: mark.baldry@sydney.edu.au Copyright ©...
View Article titled, The Effect of Orientation on the Performance of Small Free-Convection Heat Sinks for Use With a Thermoelectric Cryotherapy Device
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Topics: Heat sinks, Natural convection, Design, Wedges
Journal Articles

Improved Radial Plane Fins Heat Sink for Light-Emitting Diode Lamps Cooling

António M. G. Lopes, Vítor A. F. Costa
Journal: Journal of Thermal Science and Engineering Applications
Publisher: ASME
Article Type: Research Papers
J. Thermal Sci. Eng. Appl. August 2020, 12(4): 041012.
Paper No: TSEA-19-1332
https://doi.org/10.1115/1.4045695
Published Online: December 24, 2019
.... Email: antonio.gameiro@dem.uc.pt Email: v.costa@ua.pt 11 07 2019 23 11 2019 24 11 2019 12 12 2019 LED lamps radial plane fins heat sinks thermal performance natural convection conjugate heat transfer extended surfaces/fins heat transfer enhancement thermal...
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Topics: Fins, Heat sinks, Temperature, Cooling, Natural convection, Heat, Geometry
Journal Articles

Numerical and Experimental Study of the Effect of Secondary Surfaces Fixed Over a Rectangular Vortex Generator

Uddip Kashyap, Koushik Das, Biplab Kumar Debnath
Journal: Journal of Thermal Science and Engineering Applications
Publisher: ASME
Article Type: Research-Article
J. Thermal Sci. Eng. Appl. December 2019, 11(6): 061003.
Paper No: TSEA-18-1541
https://doi.org/10.1115/1.4043007
Published Online: May 3, 2019
... Fiebig , M. , Chen , Y. , Grosse-Gorgemann , A. , and Mitra , N. K. , 1995 , “ Conjugate Heat Transfer of a Finned Tube Part A: Heat Transfer Behavior and Occurrence of Heat Transfer Reversal ,” Numer. Heat Transfer, Part A , 28 ( 2 ), pp. 133 – 146 . 10.1080/10407789508913737...
View Article titled, Numerical and Experimental Study of the Effect of Secondary Surfaces Fixed Over a Rectangular Vortex Generator
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Topics: Flow (Dynamics), Generators, Vortices, Heat transfer, Drag (Fluid dynamics)
Journal Articles

Three-Dimensional Coupling Analysis of Flow and Thermal Performance of a Mechanical Seal

Dazhuan Wu, Xinkuo Jiang, Shuai Yang, Leqin Wang
Journal: Journal of Thermal Science and Engineering Applications
Publisher: ASME
Article Type: Research-Article
J. Thermal Sci. Eng. Appl. March 2014, 6(1): 011012.
Paper No: TSEA-13-1048
https://doi.org/10.1115/1.4025057
Published Online: October 25, 2013
... Transfer Correlations for Laminar Flows Within a Mechanical Seal Chamber ,” Tribol. Int. , 42 , pp. 770 – 778 . 10.1016/j.triboint.2008.10.008 [15] Luan , Z. , and Khonsari , M. M. , 2009 , “ Analysis of Conjugate Heat Transfer and Turbulent Flow in Mechanical Seals ,” Tribol. Int. , 42...
View Article titled, Three-Dimensional Coupling Analysis of Flow and Thermal Performance of a Mechanical Seal
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Topics: Flow (Dynamics), Fluids, Heat, Heat transfer, Temperature, Convection, Temperature distribution
Journal Articles

A Numerical Study of Flow and Temperature Maldistribution in a Parallel Microchannel System for Heat Removal in Microelectronic Devices

V. Manoj Siva, Arvind Pattamatta, Sarit Kumar Das
Journal: Journal of Thermal Science and Engineering Applications
Publisher: ASME
Article Type: Research-Article
J. Thermal Sci. Eng. Appl. December 2013, 5(4): 041008.
Paper No: TSEA-12-1119
https://doi.org/10.1115/1.4024700
Published Online: October 3, 2013
... function Reference case (ref) Optimized (opt) % (ref-opt)/ref η 99.93 86.29 13.64 Δ P (Total, Pa) 1,252,688 67261.466 −94.62 h (W/m K) 1437.61 2083.33 44.97 A conjugate heat transfer model has been developed to study the effect of geometric parameters on flow...
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Topics: Flow (Dynamics), Microchannels, Temperature, Optimization, Reynolds number, Pressure drop