Very hightemperature gascooled reactor vhtr is a proposed generation iv geniv nuclear reactors by the generation iv forum. The heat exchanger consists of water flows through a rectangular tube with finned flat plate for the air stream. Cfd analysis of fin tube heat exchanger with a pair of. Simulation and cfd analysis of heat pipe heat exchanger using. Heat transfer optimization of shellandtube heat exchanger. Cfd is a too advantageous device in analyzing the problems which contains heat transfer and fluid flow and it include three stages. Vinutha3 1,2,3mechanical engineering, sitam abstractin this project. Cfd analysis on heat and flow characteristics of double. Cfd resolve the entire heat exchanger in discrete elements to find the temperature gradients, pressure distribution and velocity vectors. Computational fluid dynamics technique which is a computer based analysis is used to simulate the heat exchanger involving fluid flow, heat transfer. Shell and tube heat exchangers with single, double, triple segmental baffles. This analysis is done for an existing hphe with the specified conditions of inlet flow to evaporator and finally the comparison and conclusion are presented. Pdf design and cfd analysis of shell and tube heat. Simulation and cfd analysis of heat pipe heat exchanger.
The cfd analysis mainly based on the geometry modeled as per. Computational fluid dynamics analysis of shell and tube heat exchanger article pdf available november 2014 with 6,864 reads how we measure reads. Cfd analysis of a crossflow heat exchanger with different fin. Cfd analysis of a crossflow heat exchanger with different. Heat exchangers and air conditioners are common elements in aec, data center, and other architectural applications, and play a significant role in their thermal management. This research work focus on computational fluid dynamics analysis of shell and tube heat exchanger. Pdf computational fluid dynamics analysis of shell and tube. This is to certif that the thesis entitled, cfd analysis of printed circuit heat. Jul 19, 2017 cfd analysis of helical tube heat exchanger was performed using ansys fluent software. Cfd is a too advantageous device in analyzing the problems which contains heat transfer and fluid flow and it. Shell and tube heat exchangers are having special importance in boilers, oil coolers, condensers, preheaters.
It was especially valuable asset for us to have him for the guidance of the project as he always filled us with ideas and. These are being effectively used for analysis of all heat exchanger problems. Shell and tube heat exchanger using miscible system, american journal of applied sciences 5 2008, pp. Pdf a heat exchanger is a device which is used to transfer heat from one fluid to another, whether the fluids are separated by a solid wall so. Cfd simulation study of shell and tube heat exchangers with. Numerical analysis of heat transfer performance of flat. Analytical and cfd analysis of shell and tube heat. Dynamics cfd, the numerical analysis takes his action instead of the prototype.
Cfd analysis of helical tube heat exchanger part 1 youtube. The inner pipe is a suction pipe of the pump in which hot hydrocarbon flows and in outer annulus cold crude oil passes from opposite direction. Cfd analysis of a crossflow heat exchanger with different fin thickness. Pdf cfd analysis of heat transfer and fluid flow in plate. Pdf cfd analysis of heat transfer enhancement in shell. It has enriched my life, giving me an opportunity to work in a new environment of fluent. Krunal patel2 1me scholar, mechanical department, ldrp. First, the heat exchanger with its inlet header was redesigned using 3d cad software. Cfd study for cross flow heat exchanger with integral. The combined results with respect to same shellside flow rate show that, the heat transfer coefficient of the heat exchanger with helical baffles is higher than that of the heat exchanger with segmental baffles while the shellside pressure drop of the former. The cfd analysis mainly based on the geometry modeled as per the design results. International journal of heat and mass transfer 55, 1252 14 dovic, d. In the case of above design example the double pipe heat exchanger was modeled in the solid works fig. The heat recovery from hot fluid is used to increase the temperature of cold fluid.
Cfd simulation for a detailed heat exchanger model, large amounts of computing power and computer memory as well as long computation times are required. Shell and tube heat exchangers with single, double, triple segmental baffles, helical baffles and flower baffle are designed and fluid dynamic simulations are also carried out with solidworks flow simulation software ver. In this paper we have first designed a shell and tube heat exchanger to heat water from 40. In this study, a shell and tube heat exchanger equipped with serpentine shaped tube configuration is considered. In this analysis, the heat transfer and pressure drop of a double helically coiled tube heat exchanger handling mwcntwater nanofluids have been studied with cfd software package. Efficiency of heat exchanger and its dimensions are ones of the most. The combined results with respect to same shellside flow rate show that, the heat transfer coefficient of the heat exchanger with helical.
Sep 05, 2016 baffles used in shell and tube heat exchanger improve heat transfer and also result in increased pressure drop. Numerical analysis of a helical coiled heat exchanger. Fem and cfd approach is ideal for senior undergraduate and graduate students studying equipment design and heat exchanger design. National institute of technology rourkela certificate this is to certif that the thesis entitled, cfd analysis of printed circuit heat exchanger submitted by sri satya prakash kar in partial fulfillment of. Design of new shell and tube heat exchanger is done using standard designing procedure and 3d modeling is done in solidworks 2018. Ansys is the one of the important software to conduct the cfd analysis. Oct 26, 2018 ansys cfx shell andtube heat exchanger cfd analysis duration.
Vinutha3 1,2,3mechanical engineering, sitam abstractin this project studying of double pipe heat exchange type in which the inner and annualar tubes are made of gi and ss304 materials respectively. This paper focuses on the various researches on cfd analysis in the field of heat exchanger. Pdf cfd analysis of heat transfer rate in tube in tube. Shell and tube heat exchanger is one such heat exchanger, provides more area for heat transfer between two fluids in comparison with other. For this computational fluid dynamics cfd analysis is necessary. Cfd analysis on double pipe heat exchanger using fe 3 o 4 nano fluid g. Compact heat exchanger analysis, design and optimization. Pdf computational fluid dynamics analysis of shell and.
The process fluid was analysed to obtain its physical properties, and, using a flow simulation software package with the cad software, the behaviour of the fluid in the heat exchanger was calculated. Cfd analyses of fluid flow and heat transfer in patterned. Ansys fluent heat exchanger tutorial shell and tube. Cfd has become an integral part of design process, eliminating need of prototyping. Cfd applications in various heat exchangers design. Computational fluid dynamics in heat exchanger design and. Helically coiled heat exchangers are used in order to obtain a large heat transfer area per unit volume and to enhance the heat transfer coefficient on the inside surface. Cfd analysis of a printed circuit heat exchanger k.
The performance of the fintube heat exchanger for different fin thickness is calculated. Cfd analysis of heat transfer and fluid flow in plate heat exchanger with nanofluid conference paper pdf available july 2018 with 891 reads how we measure reads. Printed circuit heat exchanger pche has been commercially manufactured only since. Heat transfer optimization of shellandtube heat exchanger through cfd studies masters thesis in innovative and sustainable chemical engineering usman ur rehman department of chemical and biological engineering division of chemical engineering chalmers university of technology goteborg, sweden 2011. Shell and tube heat exchanger is an indirect contact type heat exchange as it consists of a series of tubes. It may be either by direct contact or by indirect contact. Tandel3 1 assistant professor, mechanical engineering. The aim of the study is design tube and box heat exchanger with various pattern of tubes and examine the flow and temperature field at inlet and outlet point of tube and container using ansys programming tool. Fluid flow and heat transfer analysis, ansys fluent tutorial duration. Simulations using computational fluid dynamic cfd were carried out, to have a better. Without any simplification, an industrial shelland tube heat exchanger with 500 tubes and 10 baffles would require at least 150 million computational elements, to resolve the geometry 15. Pdf cfd analysis of heat transfer enhancement in shell and. Cfd study for cross flow heat exchanger with integral finned tube. Introduction 1 the development of high performance thermal systems has stimulated interest in methods to improve heat transfer.
Cfd analysis of printed circuit heat exchanger a thesis submitted in partial fulfillment of the requirements for the degree of master of technology in mechanical engineering by satya prakash kar under the guidance of prof. Comparative cfd analysis is performed by adopting two different serpentine tube. Cfd analysis of mini channel heat exchanger using water as a working fluid bhavesh k. Simulation results are generally found within 2%10% of experimental outcomes. They are widely used in power plant, chemical plants, petrochemical plants and automotive applications. D scholar, jjtu rajasthan, professor mechanical engineering mmcoe, pune, maharashtra, india. Numerically assisted analysis of flat and corrugated plate solar collectors thermal performances. Cfd analysis of helical tube heat exchanger was performed using ansys fluent software. Hence this thesis has major importance on plate heat exchanger study using cfd as. A comprehensive source of generalized design data for most widely used fin surfaces in ches. It was especially valuable asset for us to have him for the guidance of the project as he always filled us with ideas and suggestions, also responding in the best manner whenever we were in distress. Efforts to enhance the performance of these heat exchangers.
Whilst such methods proved their robustness for calculating heat transfer, the same can not be said about pressure drops. The heat exchanger is intended to perform efficient heat transfer from one fluid to another. It was only for introduction purpose to educate engineering students. In this paper a modified model of shell and tube type heat exchanger which is having both interacting mediums as water and steam is designed. Ansysfluent heat exchanger tutorial computational fluid. The process fluid was analysed to obtain its physical properties, and, using a flow simulation. Cfd analysis of heat transfer in a helical coil heat exchanger using fluent a thesis submitted in partial fulfillment of the requirements for the degree of bachelor of technology in mechanical engineering by soumya ranjan mohanty 109me0388 under the guidance of dr.
This project increased my thinking and understanding capability as i started the project from scratch. In heat exchangers, enhancement of heat transfer is achieved by increasing the convection heat transfer. In this project efforts have been made to design a heat exchanger by modelling in ansys software which is having a inner diameter of 330mm. In this research work we have shown how the heat transmission rate change by changing the flow of. Sunil kumar sarangi department of mechanical engineering national institute of technology rourkela 2007. Shell and tube heat exchanger is an indirect contact type heat exchange as it consists of a series of tubes, through which one of the fluids runs. Tandel3 1 assistant professor, mechanical engineering, government engineering college, surat, gujarat, india 2 assistant professor, mechanical engineering, government engineering college, valsad, gujarat, india.
Cfd analysis of printed circuit heat exchanger by core. Baffles used in shell and tube heat exchanger improve heat transfer and also result in increased pressure drop. Pdf cfd analysis of heat transfer and fluid flow in. Sun1 1department of mechanical and aerospace engineering, ohio state university, columbus, oh, usa abstract introduction. Cfd simulation study of shell and tube heat exchangers. Pdf cfd analysis on concentric tube heat exchanger in parallel. Thermal analysis of double pipe heat exchanger by changing. This is to certify that the work in this thesis entitled, cfd analysis of. Cfd analysis of shell and tube heat exchanger for heat transfer. Fem and cfd approach brings new concepts of design data generation numerically which is more cost effective than generic design data and can be used by design and practicing engineers more effectively.
If you continue browsing the site, you agree to the use of cookies on this website. Heat transfer optimization of shellandtube heat exchanger through cfd studies masters thesis in innovative and sustainable chemical engineering usman ur rehman. The experiments are carried out once the steady state has reached. The hot fluid in the tube keywords shell and tube heat exchanger, cfd transfer heat to the cold fluid water that is flowing through computational fluid dynamics, heat transfer the shell. Heat pipes are twophase heat transfer devices with high effective thermal. Comparative cfd analysis of shell and serpentine tube heat. Ranganayakulu, phd, is an outstanding scientist and group director gsecs in the aeronautical development agency, ministry of defence. Fluid flow and heat transfer analysis, ansys fluent tutorial. Cfd analysis on double pipe heat exchanger using fe3o4 nano fluid. In this paper, the heat pipe heat exchanger hphe is considered and computational fluid dynamics cfd is used to analyze its evaporators performance and based on it, will be try to increase the thermal efficiency and to optimize the distribution of fluid flow in this type of heat exchangers. Shell and tube heat exchanger is one such heat exchanger, provides more area for heat. Cfd analysis of shell and tube heat exchanger for heat. Initially, hot and cold water are used to check the simulation and recorded the pressure and temperature of mwcntwater of nanofluids at 0. The three dimensional laminar and turbulent flows in both fluids regions are modeled by employing ansys fluent 15.
Highlights commercial cfd softwares are reducing the need of special purpose cfd codes. Cfd analysis of heat transfer in a helical coil heat exchanger using fluent a thesis submitted in partial fulfillment of the requirements for the degree of bachelor of technology in. Computational fluid dynamics cfd simulation is conducted for a compact cross flow type heat exchanger. Experimental and cfd study of a helical coil heat exchanger using water as fluid 88 thermometers were used to measure the tube and coil side fluid temperature.
Ansys cfx shell andtube heat exchanger cfd analysis duration. Krunal patel2 1me scholar, mechanical department, ldrpitr, gandhinagar, india. Numerical analysis and improvement of the heat exchanger. Analytical and cfd analysis of shell and tube heat exchanger.
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