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Keywords: CFD
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Proceedings Papers

Proc. ASME. HT2021, ASME 2021 Heat Transfer Summer Conference, V001T01A012, June 16–18, 2021
Paper No: HT2021-63973
... Abstract Automotive grade 3 electronic components are expected to meet their functional, performance and thermal safety requirements within the ambient temperature range from −40-degree C to +85-degree C. In this study, CFD and thermal analysis of electronic control circuitry of a power...
Proceedings Papers

Proc. ASME. HT2021, ASME 2021 Heat Transfer Summer Conference, V001T06A003, June 16–18, 2021
Paper No: HT2021-63795
... with flow conditions without heat transfer enhancement. Finally, conclusions are drawn between the mixing & heat transfer intensification at local and global levels and choosing the apposite mixing numbers to characterize heat transfer enhancement. mixing ferrofluids multiphysics simulation CFD...
Proceedings Papers

Proc. ASME. HT2021, ASME 2021 Heat Transfer Summer Conference, V001T06A001, June 16–18, 2021
Paper No: HT2021-62306
... volume based CFD (Computational Fluid Dynamics) & thermal analysis in power electronics hardware. The power electronics hardware under study is used for control of compressors / heaters used in a medical thermal management device. The hardware consists of 2 SCRs (Silicon Controlled Rectifiers) and 2...
Proceedings Papers

Proc. ASME. HT2020, ASME 2020 Heat Transfer Summer Conference, V001T02A003, July 13–15, 2020
Paper No: HT2020-9063
... sizes. For the validation of the bubble dynamics, the results of computational fluid dynamics (CFD) simulation were tested under different mesh sizes detailing the velocity field, exiting trajectory, bubbles deformation, and residence time, which helps to reveal the affected parameters on the separation...
Proceedings Papers

Proc. ASME. HT2019, ASME 2019 Heat Transfer Summer Conference, V001T09A001, July 14–17, 2019
Paper No: HT2019-3541
... thermochemical applications. In this study a computational fluid dynamics (CFD) model of a directly-irradiated cavity receiver has been developed. The CFD-domain is coupled with incoming radiation that is obtained by using Monte Carlo Ray Tracing (MCRT). Experimental campaigns of the cavity receiver were carried...
Proceedings Papers

Proc. ASME. HT2019, ASME 2019 Heat Transfer Summer Conference, V001T10A001, July 14–17, 2019
Paper No: HT2019-3442
... algorithm and a temporal relaxation procedure has been implemented into CFD platform by user defined functions (UDFs). The two-phase flow pattern and bubble behavior have been analyzed. The effects of inlet steam mass flow rate on boiling heat transfer are discussed. pool boiling condensation CFD...
Proceedings Papers

Proc. ASME. HT2013, Volume 4: Heat and Mass Transfer Under Extreme Conditions; Environmental Heat Transfer; Computational Heat Transfer; Visualization of Heat Transfer; Heat Transfer Education and Future Directions in Heat Transfer; Nuclear Energy, V004T14A017, July 14–19, 2013
Paper No: HT2013-17435
... Off Set Strip Fins Thermo Hydraulic Performance Analysis through CFD Simulation Guisselle Polo and Antonio Bula Mechanical Engineering Department, Universidad del Norte Km 5 Antigua Via Puerto Colombia, Barranquilla, Colombia Abstract A computational simulation of the thermo hydraulic performance...
Proceedings Papers

Proc. ASME. HT2013, Volume 4: Heat and Mass Transfer Under Extreme Conditions; Environmental Heat Transfer; Computational Heat Transfer; Visualization of Heat Transfer; Heat Transfer Education and Future Directions in Heat Transfer; Nuclear Energy, V004T14A023, July 14–19, 2013
Paper No: HT2013-17629
... Refining and Logistics Technology, Naperville, IL, USA ABSTRACT A three-dimensional multi-phase, multi-species, turbulent reacting flow computational fluid dynamics (CFD) model was established to simulate fluid catalytic cracking (FCC) process inside an industrial FCC riser. FCC catalyst, oil, and air were...
Proceedings Papers

Proc. ASME. HT2013, Volume 4: Heat and Mass Transfer Under Extreme Conditions; Environmental Heat Transfer; Computational Heat Transfer; Visualization of Heat Transfer; Heat Transfer Education and Future Directions in Heat Transfer; Nuclear Energy, V004T14A024, July 14–19, 2013
Paper No: HT2013-17631
.... The new methodology has been developed to explicitly consider the effects of the layer thickness thermally and chemically in the CFD model. Key words: CFD, Blast furnace, shaft, layered structure NOMENCLATURE Surface area of a single particle, j=o (ore), j=c (coke), m2 Gas heat capacity, J/(kg.K...
Proceedings Papers

Proc. ASME. HT2013, Volume 2: Heat Transfer Enhancement for Practical Applications; Heat and Mass Transfer in Fire and Combustion; Heat Transfer in Multiphase Systems; Heat and Mass Transfer in Biotechnology, V002T07A033, July 14–19, 2013
Paper No: HT2013-17008
... and results include PCM temperatures and pump operation times. hybrid electric vehicles battery thermal management system phase-change material cold plate CFD BATTERY THERMAL MANAGEMENT FOR HYBRID ELECTRIC VEHICLES USING A PHASE-CHANGE MATERIAL COLD PLATE Domenic L. Barsotti Mechanical...
Proceedings Papers

Proc. ASME. HT2013, Volume 2: Heat Transfer Enhancement for Practical Applications; Heat and Mass Transfer in Fire and Combustion; Heat Transfer in Multiphase Systems; Heat and Mass Transfer in Biotechnology, V002T05A009, July 14–19, 2013
Paper No: HT2013-17514
.../roof block the chamber from achieving proper temperature for conversion and redirect the burner flame/flow, which can potentially shift the flow pattern in the chamber. In order to identify the cause of this debris formation, Computational Fluid Dynamics (CFD) and Virtual reality fVR have been employed...
Proceedings Papers

Proc. ASME. HT2013, Volume 2: Heat Transfer Enhancement for Practical Applications; Heat and Mass Transfer in Fire and Combustion; Heat Transfer in Multiphase Systems; Heat and Mass Transfer in Biotechnology, V002T05A010, July 14–19, 2013
Paper No: HT2013-17527
... in the bottom part of the cylindrical vessel. A three-dimensional multi-phase, multi-species reacting flow computational fluid dynamics (CFD) model was established to simulate the flow inside an FCC regenerator. The two phases involved in the flow are gas phase and solid phase. The Euler-Euler approach, where...
Proceedings Papers

Proc. ASME. HT2012, Volume 1: Heat Transfer in Energy Systems; Theory and Fundamental Research; Aerospace Heat Transfer; Gas Turbine Heat Transfer; Transport Phenomena in Materials Processing and Manufacturing; Heat and Mass Transfer in Biotechnology; Environmental Heat Transfer; Visualization of Heat Transfer; Education and Future Directions in Heat Transfer, 433-440, July 8–12, 2012
Paper No: HT2012-58535
... is often required. In the present study, the supersonic steam flow with non-equilibrium phase change and condensation shock was numerical studied based on the computational fluid dynamics (CFD) method. The special phenomena in the supersonic steam flow in the nozzle were investigated. The effects...
Proceedings Papers

Proc. ASME. HT2012, Volume 1: Heat Transfer in Energy Systems; Theory and Fundamental Research; Aerospace Heat Transfer; Gas Turbine Heat Transfer; Transport Phenomena in Materials Processing and Manufacturing; Heat and Mass Transfer in Biotechnology; Environmental Heat Transfer; Visualization of Heat Transfer; Education and Future Directions in Heat Transfer, 1085-1091, July 8–12, 2012
Paper No: HT2012-58426
... Boiler combustion CFD flow characteristics Virtual Reality A power plant boiler is widely used as a heat source for generating steam through fuel combustion. Operations trainees at NIPSCO coal-fired power stations receive short-term training in boiler operation procedures and are given...
Proceedings Papers

Proc. ASME. HT2012, Volume 2: Heat Transfer Enhancement for Practical Applications; Fire and Combustion; Multi-Phase Systems; Heat Transfer in Electronic Equipment; Low Temperature Heat Transfer; Computational Heat Transfer, 849-856, July 8–12, 2012
Paper No: HT2012-58397
... CFD structured packed bed sphere contact convective heat transfer The treatment of sphere contact is a crucial issue on the numerical analysis of the flow and heat transfer in packed beds of particles. In this work, the effects of three different methods including introducing a gap...
Proceedings Papers

Proc. ASME. HT2012, Volume 2: Heat Transfer Enhancement for Practical Applications; Fire and Combustion; Multi-Phase Systems; Heat Transfer in Electronic Equipment; Low Temperature Heat Transfer; Computational Heat Transfer, 937-942, July 8–12, 2012
Paper No: HT2012-58119
... In this paper, a numerical model of the thermodynamic process was developed, by using CFD (software) technique and considering the gas flow, the diffused combustion and the radiative heat transfer in the molten salt furnace. This model aims to optimize the operating parameters. Simulation...
Proceedings Papers

Proc. ASME. HT2012, Volume 1: Heat Transfer in Energy Systems; Theory and Fundamental Research; Aerospace Heat Transfer; Gas Turbine Heat Transfer; Transport Phenomena in Materials Processing and Manufacturing; Heat and Mass Transfer in Biotechnology; Environmental Heat Transfer; Visualization of Heat Transfer; Education and Future Directions in Heat Transfer, 1103-1111, July 8–12, 2012
Paper No: HT2012-58544
... temperature fields. Keywords: Web portal, CFD, Interferometry, Optical images. INTRODUCTION The flow of fluids can be analyzed by theory, numerical computation, and experiments. Visualization is one of many experimental tools for characterizing flow of a fluid that is normally invisible due to its...
Proceedings Papers

Proc. ASME. HT2009, Volume 3: Combustion, Fire and Reacting Flow; Heat Transfer in Multiphase Systems; Heat Transfer in Transport Phenomena in Manufacturing and Materials Processing; Heat and Mass Transfer in Biotechnology; Low Temperature Heat Transfer; Environmental Heat Transfer; Heat Transfer Education; Visualization of Heat Transfer, 105-114, July 19–23, 2009
Paper No: HT2009-88392
... vapour and carbon dioxide also exhibit absorption spectra of radiation in the infra-red region of the spectrum relating to wavelengths observed in combustion. Accurate CFD modelling of radiative heat transfer in oxyfuel combustion will require improvements to the radiative properties model to account...
Proceedings Papers

Proc. ASME. HT2009, Volume 3: Combustion, Fire and Reacting Flow; Heat Transfer in Multiphase Systems; Heat Transfer in Transport Phenomena in Manufacturing and Materials Processing; Heat and Mass Transfer in Biotechnology; Low Temperature Heat Transfer; Environmental Heat Transfer; Heat Transfer Education; Visualization of Heat Transfer, 183-191, July 19–23, 2009
Paper No: HT2009-88620
... distribution of air distributors is especially important. Air distributors containing one inlet and eleven outlets are connected with burners so that uniform flow rate of each outlet is required. Based on CFD (Computational Fluid Dynamics) method, temperature, velocity and pressure distribution in the air...
Proceedings Papers

Proc. ASME. HT2009, Volume 3: Combustion, Fire and Reacting Flow; Heat Transfer in Multiphase Systems; Heat Transfer in Transport Phenomena in Manufacturing and Materials Processing; Heat and Mass Transfer in Biotechnology; Low Temperature Heat Transfer; Environmental Heat Transfer; Heat Transfer Education; Visualization of Heat Transfer, 245-252, July 19–23, 2009
Paper No: HT2009-88126
..., the hydrodynamics of slug flow formation has been examined using computational fluid dynamics (CFD). The volume-of-fluid (VOF) method has been applied to monitor the growth of the instability at the air-water interface. The lengths of the slugs have been correlated to the pressure fluctuations in the mixing region...