﻿ Numerical Optimization of Turbulent Flow and Heat Transfer-A537 Class 1 Equivalent steel grade

# Numerical Optimization of Turbulent Flow and Heat Transfer

### Very Large Eddy Simulation of turbulent flow and heat

Mar 25,2020 Numerical Optimization of Turbulent Flow and Heat Transfer#0183;In order to investigate the accuracy and reliability of a newly developed VLES method in calculating turbulent flow and heat transfer,the present study conducts numerical simulations of the flow and heat transfer for a single cylinder and a cylindrical pin matrix,focusing on the vortex structure in the pinned channel and its effects on the Turbulent flows in a spiral double-pipe heat exchanger This paper aims to study the fluid flow and heat transfer through a spiral double-pipe heat exchanger.Nowadays using spiral double-pipe heat exchangers has become popular in different industrial segments due to its complex and spiral structure,which causes an enhancement in heat transfer.,In these heat exchangers,by converting the fluid motion to the secondary motion,the heat transfer Some results are removed in response to a notice of local law requirement.For more information,please see here.

### Previous123456NextDirect numerical simulation of turbulent flow and heat

To the authors best knowledge,this is the first time the effects of inertial solid particles on turbulent flow and heat transfer in a flat-plate turbulent boundary layer have been investigated,using a two-way coupled EulerianLagrangian method.Numerical simulation of turbulent flow and heat transfer Abstract.Turbulent forced convection heat transfer in corrugated plate surfaces was studied by means of CFD.Flow through corrugated plates,which are sets of sinusoidal ducts,was analyzed for different inlet flow angles (0 Numerical Optimization of Turbulent Flow and Heat Transfer#176; to 50 Numerical Optimization of Turbulent Flow and Heat Transfer#176;),aspect ratios (0.1 to 10),Reynolds numbers (2000 to 40,000) and Prantdel numbers (0.7 to 5).Numerical simulation of turbulent flow and heat transfer Abstract.Turbulent forced convection heat transfer in corrugated plate surfaces was studied by means of CFD.Flow through corrugated plates,which are sets of sinusoidal ducts,was analyzed for different inlet flow angles (0 Numerical Optimization of Turbulent Flow and Heat Transfer#176; to 50 Numerical Optimization of Turbulent Flow and Heat Transfer#176;),aspect ratios (0.1 to 10),Reynolds numbers (2000 to 40,000) and Prantdel numbers (0.7 to 5).

### Numerical simulation of heat transfer and turbulent flow

Numerical study of entropy generation due to coupled laminar and turbulent mixed convection heat transfer and thermal radiation in a square enclosure filled with a semitransparent medium.Sci World J 2014 ; 2014 Article ID 761745.Numerical prediction of turbulent oscillating flow and A crucial point for further development of engines is the optimization of its heat exchangers which operate under oscillatory flow conditions.It has been found that the most important thermodynamic uncertainties in the Stirling engine designs for space power are in the heat transfer between gas and metal in all engine components and in the pressure drop across the heat exchanger components.Numerical prediction of turbulent oscillating flow and A crucial point for further development of engines is the optimization of its heat exchangers which operate under oscillatory flow conditions.It has been found that the most important thermodynamic uncertainties in the Stirling engine designs for space power are in the heat transfer between gas and metal in all engine components and in the pressure drop across the heat exchanger components.

### Numerical investigation of turbulent flow,heat transfer

Oct 25,2008 Numerical Optimization of Turbulent Flow and Heat Transfer#0183;Three-dimensional turbulent forced convective heat transfer and flow characteristics,and the non-dimensional entropy generation number in a helical coiled tube subjected to uniform wall temperature are simulated using the k standard turbulence model.A finite volume method is employed to solve the governing equations.The effects of Reynolds number,curvature ratio,and coil pitch onNumerical investigation of turbulent flow and heat In the present study,turbulent flow and heat transfer inside a three-dimensional wavy microchannel with different wavelengths have been numerically simulated.The main purpose of this study is to investigate the effects of changing the wavelength of the sinusoidal microchannel and CuO nanoparticle concentration on flow and heat transfer properties.For this reason,flow is simulated at Numerical investigation of turbulent flow and heat In the present study,turbulent flow and heat transfer inside a three-dimensional wavy microchannel with different wavelengths have been numerically simulated.The main purpose of this study is to investigate the effects of changing the wavelength of the sinusoidal microchannel and CuO nanoparticle concentration on flow and heat transfer properties.For this reason,flow is simulated at

### Numerical investigation of supercritical water turbulent

Sep 01,2017 Numerical Optimization of Turbulent Flow and Heat Transfer#0183;Heat transfer of supercritical water turbulent flow in helical and straight tubes is simulated using the SST k model to investigate the effects of property variations,buoyancy forces and centrifugal forces.Compared with constant property water flow,centrifugal forces near the wall are decreased due to lower densities while centrifugal forces in the center are increased due to higher Numerical investigation of heat transfer and friction Numerical investigation of heat transfer and friction characteristics for turbulent flow in various corrugated tubes A Kaood,T Abou-Deif,H Eltahan,MA Yehia,and EE Khalil Proceedings of the Institution of Mechanical Engineers,Part A Journal of Power and Energy 2018 233 4 ,457-475Numerical Simulation of Turbulent Flow and Wall Mass A numerical study in a rectangular channel is performed to investigate the effect of roughness of a transverse V-shaped groove on flow and wall mass transfer characteristics.The study is completed by four rough walls with different groove sizes,and the Reynolds number spans from 10 3 to 10 5 .

### Numerical Simulation of Flow and Heat Transfer in a Square

Air turbine power generation system is considered as a feasible power generation system for hypersonic aircraft with Mach 6.However,the incoming air with high temperature cannotNumerical Optimization of Turbulent Flow and Heat Transfer Download Citation Numerical Optimization of Turbulent Flow and Heat Transfer Characteristics in a Ribbed Channel By using an optimal method coupled with the numerical simulation of the Numerical Optimization of Turbulent Flow and Heat Transfer (2015).Numerical Optimization of Turbulent Flow and Heat Transfer Characteristics in a Ribbed Channel.Heat Transfer Engineering Vol.36,No.3,pp.290-302.

### Numerical Investigation of Flow and Heat Transfer in a

The SST turbulent model coupled with Gamma-Theta transition model was adopted in the investigation of the flow and heat transfer characteristics of a rectangular channel with arrays of dimples among transitional Reynolds number.The results show that the velocity gets plumper along streamwise direction which indicates that the flow is transited from laminar flow to turbulent flow,which is Numerical Analysis of the Turbulent Flow and Heat Transfer A computational fluid dynamics (CFD) analysis has been performed to investigate the turbulent flow and heat transfer in a triangular rod bundle with pitch-to-diameter ratios (P/D) of 1.06 and 1.12.Numerical Analysis of Turbulent Flow and Heat Transfer in Jul 18,2019 Numerical Optimization of Turbulent Flow and Heat Transfer#0183;Keywords internally finned tube,heat transfer enhancement,numerical simulation,single -phase flow,heat transfer coefficient.Citation Liu Z,Yue Y,She L and Fan G (2019) Numerical Analysis of Turbulent Flow and Heat Transfer in Internally Finned Tubes.Front.Energy Res.7:64.doi 10.3389/fenrg.2019.00064

### International Journal of Numerical Methods for Heat

Numerical investigation on activation energy of chemically reactive heat transfer unsteady flow with multiple slips Aaqib Majeed ,Noorul Amin ,A.Zeeshan ,R.Ellahi ,Sadiq M.Sait ,K.Vafai The purpose of this study is to examine the impact of activation energy with binary chemical reaction for unsteady flow on permeable stretching surface.International Journal of Numerical Methods for Heat Numerical investigation on activation energy of chemically reactive heat transfer unsteady flow with multiple slips Aaqib Majeed ,Noorul Amin ,A.Zeeshan ,R.Ellahi ,Sadiq M.Sait ,K.Vafai The purpose of this study is to examine the impact of activation energy with binary chemical reaction for unsteady flow on permeable stretching surface.Heat Transfer and Hydraulic Resistance in Turbulent Flow Journal of Heat Transfer; Journal of Manufacturing Science and Engineering; Journal of Mechanical Design; Journal of Mechanisms and Robotics; Journal of Medical Devices; Journal of Micro and Nano-Manufacturing; Journal of Nanotechnology in Engineering and Medicine; Journal of Nondestructive Evaluation,Diagnostics and Prognostics of Engineering

### Heat Transfer and Friction Characteristics for Turbulent

Wen-Tao Ji,Anthony M.Jacobi,Ya-Ling He,Wen-Quan Tao,Summary and evaluation on the heat transfer enhancement techniques of gas laminar and turbulent pipe flow,International Journal of Heat and Mass Transfer,10.1016/j.ijheatmasstransfer.2017.03.080,111,(467-483),(2017).Heat Transfer and Friction Characteristics for Turbulent Wen-Tao Ji,Anthony M.Jacobi,Ya-Ling He,Wen-Quan Tao,Summary and evaluation on the heat transfer enhancement techniques of gas laminar and turbulent pipe flow,International Journal of Heat and Mass Transfer,10.1016/j.ijheatmasstransfer.2017.03.080,111,(467-483),(2017).Direct numerical simulation of turbulent flow and heat To the authors best knowledge,this is the first time the effects of inertial solid particles on turbulent flow and heat transfer in a flat-plate turbulent boundary layer have been investigated,using a two-way coupled EulerianLagrangian method.

### Density based topology optimization of turbulent flow

Density Based Topology Optimization of Turbulent Flow Heat Transfer Systems Sumer B.Dilgen *,1,2 1,3Cetin B.Dilgen David R.Fuhrman 3 Ole Sigmund 3 3,4,5Boyan S.Lazarov Received date / Accepted date Abstract The focus of this article is on topology op-timization of heat sinks with turbulent forced convec-tion.Density based topology optimization of turbulent flowDensity Based Topology Optimization of Turbulent Flow Heat Transfer Systems Sumer B.Dilgen *,1,2 1,3Cetin B.Dilgen David R.Fuhrman 3 Ole Sigmund 3 3,4,5Boyan S.Lazarov Received date / Accepted date Abstract The focus of this article is on topology op-timization of heat sinks with turbulent forced convec-tion.Cited by 8Publish Year 2015Author Yue-Tzu Yang,Peng-Jen ChenExperimental and numerical study of turbulent flow and Aug 01,2017 Numerical Optimization of Turbulent Flow and Heat Transfer#0183;This numerical study presents a systematic comparison of the fluid flow and heat transfer characteristics between standard and cross-drilled ventilated brake discs incorporating pin-fins.To validate the numerical model,heat transfer measurement is performed for a commercially available standard brake disc.

### Cited by 7Publish Year 2018Author Wei Wang,Yaning Zhang,Yongji Li,Huaizhi Han,Bingxi LiNumerical Simulation of Turbulent Flow and Heat Transfer

Jan 03,2018 Numerical Optimization of Turbulent Flow and Heat Transfer#0183;This study investigates numerically the turbulent flow and heat transfer characteristics of a T-junction mixing,where a porous media flow is vertically discharged in a 3D fully developed channel flow.The fluid equations for the porous medium are solved in a pore structure level using an Speziale,Sarkar and Gatski turbulence model and validated with open literature data.Cited by 4Publish Year 2017Author Hongbin Yan,Shangsheng Feng,Tianjian Lu,Gongnan XieNumerical study on fully-developed turbulent flow and heat May 01,2018 Numerical Optimization of Turbulent Flow and Heat Transfer#0183;In this study,numerical calculations are employed to investigate the effect of swirl and spiral flow on enhanced heat transfer and pressure drop in internal transversal and helical corrugated tubes with Reynolds numbers in the range of 10,02040,060 at a constant wall temperature condition.Cited by 12Publish Year 2018Author Guang Yang,Guang Yang,Bernhard Weigand,Alexandros Terzis,Kilian Weishaupt,Rainer HelmigNumerical evaluations on the characteristics of turbulent Aug 01,2020 Numerical Optimization of Turbulent Flow and Heat Transfer#0183;Numerical simulations of turbulent flow and heat transfer in the Lightnin and Kenics static mixer are performed using the Fluid Dynamics model ANSYS FLUENT in the range of Re = 4000-30000 under the uniform wall temperature.The numerically predicted Nusselt number and Darcy friction factor in the KSM has a good agreement with the literature experimental data.

### Calculation of turbulent fluid flow and heat transfer in

Apr 14,2003 Numerical Optimization of Turbulent Flow and Heat Transfer#0183;Li-Zhi Zhang,Turbulent Three-Dimensional Air Flow and Heat Transfer in a Cross-Corrugated Triangular Duct,Journal of Heat Transfer,10.1115/1.2035110,127,10,(1151),(2005).Crossref Volume 42 ,Issue 2Author Huibo Meng,Mengqi Han,Yanfang Yu,Zongyong Wang,Jianhua WuPublish Year 2020Calculation of turbulent fluid flow and heat transfer in Apr 14,2003 Numerical Optimization of Turbulent Flow and Heat Transfer#0183;Li-Zhi Zhang,Turbulent Three-Dimensional Air Flow and Heat Transfer in a Cross-Corrugated Triangular Duct,Journal of Heat Transfer,10.1115/1.2035110,127,10,(1151),(2005).Crossref Volume 42 ,Issue 212345NextNumerical Simulation of Turbulent Flow and Heat Transfer This study investigates numerically the turbulent flow and heat transfer characteristics of a T-junction mixing,where a porous media flow is vertically discharged in a 3D fully developed channel flow.The fluid equations for the porous medium are solved in a pore structure level using an Speziale,Sarkar and Gatski turbulence model and validated with open literature data.

### (PDF) Numerical and experimental study on heat transfer

This article investigated the heat transfer performance and flow friction of molten salts in turbulent tube flow,where four salts including Hitec,Solar Salt,NaF-NaBF4,and FLiNaK were studied.(PDF) 3D Numerical simulation of turbulent flow and heat For turbulent heat flux,a higher order version of the generalized gradient diffusion hypothesis by Suga and Abe [Int.J.Heat Fluid Flow 21 (2000) 37] is applied along with the TCL model.(PDF) 3D Numerical simulation of turbulent flow and heat For turbulent heat flux,a higher order version of the generalized gradient diffusion hypothesis by Suga and Abe [Int.J.Heat Fluid Flow 21 (2000) 37] is applied along with the TCL model.