shell-and-tube, finned and unfinned, among others. • Analysis of the experimental data. Experiment No: 2 Objective To determine the effectiveness of shell and tube, cross flow & plate heat exchangers Theory A heat exchanger is an equipment which facilitates the flow of thermal energy between two or more fluids at different temperatures. PDF Heat Exchangers - Jordan University of Science and Technology It has two tubes, one inside the other. Heat Transfer Thermodynamics Lab - Department of ... compared to shell-and-tube heat exchangers when it comes to theta values. Figure 81: Longitudinally baffled heat exchanger 6.2.2. Plate Heat Exchanger Lab Report Group B4 In the construction of heat exchangers, the material used to construct the shell and tube has very high thermal conductivity. Heat Exchanger Surface Area 0.79 m2 Tube Diameter 0.25 in. Submiss ion date: 6/11 /2019. All About Engineering Works: lab report: heat exchanger PDF CONCENTRIC TUBE HEAT EXCHANGER - 123seminarsonly.com The principal geometrical characteristics of the heat exchanger are as follows: Shell diameter (outer) 3.63 in. In a heat exchanger, heat is first transferred from the hot fluid to the tube or pipe wall by convection. Both articles from Isaza, Warnica and Bussmann (2015) and Journal of Technology and Science (2015) discuss the topic of most advantage fluid . Concentrıc tube heat exchanger demonstrates the basıc prıncıples of heat transfer. PDF Tubular Heat Exchanger - DigitalAddis Outlet. Dr. Return all drain hoses to the . 1. 2.2.1. Shell and Tube Heat Exchanger INTRODUCTION A heat exchanger is an equipment in which heat exchange takes place between 2fluids that enter and exit at different temperatures. Whereas, calculations on the LMTD for both parallel and counter flow of heat exchanger was also carried out in order to determine the temperature driving force for . For the simple concentric tube heat exchanger of this experiment, we find that T T ln T - T T = 1 2 2 1 avg ⎭ ⎬ ⎫ ⎩ ⎨ ⎧ ∆ ∆ ∆ ∆ ∆ (11) where ∆T2 is the temperature difference between the two fluid streams at one physical end of the heat exchanger and ∆T1 is the temperature difference between the two fluid streams at . Heat exchanger is one of the most important equipment for a manufacturing plant. Therefore, the flow inside a heat exchange is usually kept turbulent so that more amount of heat can be transferred. The fluid flowing inside the tubes is called the tube side fluid and the fluid flowing on the outside of the tubes is the shell side fluid . Configure the experiment for counter flow heat exchanger operation such as turned ON the heating elements to heat the fluids. The data collected from open-loop runs of a shell-and-tube double-pass heat exchanger. Set the required hot water inlet temperature T,in= 6° with the decade switch and set the cold water volumetric flow rate (Vc) to run at a constant 2000 / min. Methodology for Closed Loop: Unfortunately, due to operating errors that occurred in the lab, the closed-loop process was unable to be experimentally tested. To investigate the effect of flow pattern (co-current or counter current) on the heat transfer coefficient. Tubes 8. Moreover, this experiment aims to find out the temperature efficiency for co-current and counter current, the concurrent and the counter current operation overall heat transfer coefficient, the number of transfer units and the In this experiment, the shell and tube exchanger that was used comprised of a number of tubes that were parallel in a . 7 Chemical Engineering Lab I CHE 309 Dr. Ammar Mahjoubi Ministry of Education University of Hail College of Engineering Chemical Engineering Department LABORATORY & REPORTS: AN OVERVIEW All experiments in the Chemical Engineering Lab I require either a laboratory report for selective experiments, unless it is stated otherwise. The student will also learn about the different transducers used to detect and measure the physical properties used when calculating the heat transfer between the hot and cold media in the heat exchanger. A counterflow heat exchanger will require less heat exchange surface area than a parallel flow heat exchanger for the same heat transfer rate and the same inlet and outlet temperatures for the fluids. 2018404 97. OR CALL US TO DISCUSS +44 1159 722 611. The types of fluid motion direction inside the heat exchanger used in this experiment include co-current flow and counter current flow. The second fluid runs over the tubes that are being heated or cooled so that it can either provide the heat or absorb the heat required. Maximum flow velocity and tube support are two important issues to address in this design. Heat exchangers are devices that transfer energy, in the form of heat, from one working fluid to the next, whether that be solids, liquids, or gases. 14. For a shell-and-tube to climb over theta value of 1 or more, several shell-and-tube needs to be put in series. Experimentation of Shell and Tube Heat Exchanger with Different Orientation of Bafflesʼʼ In this paper, researcher have done Experimentation along with CFD analysis on single pass, counter flow shell and tube heat exchanger containing Baffles at 0°,15°,30°,45° orientation. II/ Issue I/Oct.-Dec.,2012 . Shell length 27-1/4 in. To: Lab Group . 2. Tube Length 14 in. What is a Heat Exchanger? 4. These devices are essential for refrigeration, power generation, HVAC, and more, and come in many shapes and sizes that can both . For tube diameters of practical interest, the effect of wall curvature on the condensate film thickness is negligible. Conduction is a phenomena of heat transfer where heat transfer using a solid medium like metal and any other material. For shell side, increasing tube length by 0.61 m gives 2.2% increasing in heat transfer coefficient and 21.9% increasing for pressure drop. The methodology to evaluate thermal parameters is . Summary Laboratory experiments are a vital part of engineering education, which historically were considered impractical for distance learning. Using the Heat exchanger calculations and modeling to get the output . ChE 436 Lab Project 2 Level Control on Shell and Tube Heat Exchanger The shell and tube experiment is located on th e north end of the UO Lab. 2. The client has a heat transfer application for the shell and tube heat exchanger that operates in the transition from laminar to turbulent flow. The core objective of the equipment in an industrial set-up is to achieve a suitable temperature of a fluid by adding or removing . (5) To determine the heat transfer coefficient in forced convection of air in a tube. Small scale educational tubular heat exchanger. The alternate form, Equation (11.26) is also applicable with the appropriate modification in equivalent diameter. The main function of heat exchanger is to either remove heat from a hot fluid or to add heat to the cold fluid. The Basic Design Equation and Overall Heat Transfer Coefficient The basic heat exchanger equations applicable to shell and tube exchangers were developed in Chapter 1. To establish energy balance in the heat exchanger. Water Density 995 kg/m3 SIUE - ME 410L - Shell and Tube Heat Exchanger Experiment. The types of heat exchangers to be tested in this experiment are called single-pass, parallel-flow and counter-flow concentric tube heat exchangers. Hence, Equation (11.19) can be used for condensation on either the internal or external surfaces of vertical heat-exchanger tubes. A heat exchanger can have several different flow patterns. in a container called a . tube and condenser. In this experiment, heat exchanger used is only counter-current flow. The students All About Shell And Tube Heat Exchangers - What You Need To Know. Experiment instructions; 7.1 Instructions for the shell and tube heat exchanger experiment; 7.2 Instructions for the PID control for heater experiment --8. Define process requirements for the new exchanger. Shell and tube heat exchanger design is an iterative process, which goes through the following steps. Note: 1. Most shell-and-tube heat exchangers have multiple "passes" to enhance the heat transfer. Crossflow, parallel flow, and counterflow heat exchanger configurations are three examples. SUMMARY Shell and Tube Heat Exchanger is the most common type of heat exchanger in industrial applications such in heating or cooling process fluids and gases (Yunus A.Cengel). In a parallel-flow heat exchanger, the working fluids flow in the same direction. However, beside its important role, heat exchanger operation and maintenance contain potential safety hazards. With this equipment, energy transfer can be done and production process runs smoothly. 7. Shell and Tube heat exchangers are having special importance in boilers ,oil coolers, condensers, pre-heaters . Ring, Experiment Supervisor . The knowledge of the principles of heat transfer within the heat exchanger are needed in order to design and/or evaluate the performance of a heat exchanger. Design of Heat exchanger using CAD and verification using thermal analysis package eg. 3. Heat exchanger calculations and modeling to get the output . This is the simplest of the optional heat exchangers. Select a suitable type of shell and tube exchanger. Cold fluid Tube side fluid out 6. shell. Shell and tube heat exchanger experiment lab report. Shell and tube heat exchanger lab report Shell and tube heat exchanger lab report pdf. Energy Performance Assessment Of Heat Exchangers Bureau of Energy Efficiency 64 The change in temperature, the total heat transfer coefficient and the heat transferred are the highest for parallel flow. This type of heat exchanger consists of a set of . (The term tube bank is often used, in the . (8) To determine the effectiveness of shell and tube heat exchanger. 13. In a parallel-flow heat exchanger, the working fluids flow in the same direction. Experiment that illustrates how a simple concentric shell and tube heat exchanger works. Shell and Tube Heat Exchanger. 1 Design and flow pattern in shell and tube heat exchanger 1. A heat exchanger is a device that is used to transfer thermal energy (enthalpy) between two or more fluids, between a solid surface and . 1. Tube Banks, Crossflow over. Tube bundles are a sub-component in shell-and-tube heat exchangers, where the flow resembles crossflow at some places, and longitudinal flow elsewhere. Define design parameters such as - number of tube passes, tube size, shell ID etc. The objective of this experiment is to evaluate and study the performance of Shell and Tube Heat Exchanger at different operating conditions and to perform mass balance. CPE533 Shell and Tube Heat Exchanger Full Lab Report - Free download as Word Doc (.doc / .docx), PDF File (.pdf), Text File (.txt) or read online for free. Calculations on the heat transfer and heat loss were carried out for energy balance study. • Oral presentation of the experimental results and predic-tion of scale-up performance of a large tank based on the student-designed heat exchanger coil. The world-class Unit Operations Lab offers a 6,000-square-foot, multistory learning area, making it the largest pilot-scale educational facility dedicated to chemical processing. Considerations in Designing a Nuclear Power Plant with a Hydrogen and Biofuels Facility Lauren Ayers, Matthew Chapa, Lauren Chilton, Robert Drenkhahn, Brendan Ensor, Add to My Quote. Shell 9. At least ten experiments are to be performed in the semester. 3. Heat transfer As discussed in Chapter 1.3, heat transfer has been omitted from the simulations to simplify the solution and convergence of the intricate simulations. 2. 1 Tube-side. A streamlined inlet element in the air duct provides a homogeneous flow for conducting the experiment. Heat exchanger is a device used to transfer heat between two or more fluids. These exchangers are made of a shell housing smaller tubes. From: Terry A. One simple and obvious solution for increasing shell-and-tube heat exchanger performance might be to switch the shell-and-tube fluids. Patel et al, International Journal of Advanced Engineering Research and Studies E-ISSN2249-8974 IJAERS/Vol. Fig. Subject: Ring Experiment II‐9 ‐ Shell and Tube Heat Exchanger . When the flow inside a heat exchanger is laminar, the heat exchange is relatively lesser. Shell side fluid out 7. Shell side fluid inlet 3. PROCESS ENGINEERING LABORATORY 2 In a concentric tube heat exchanger: Next, heat is transferred through the wall by conduction. Heat exchanger lab 2. The volumetric flow rate is set via a throttle valve at the fan outlet. Cfd analysis was utilized to find the outlet temperatures of . Fouling resistance change on shell side shows a high effect on heat transfer more than same rate change on the tube side. The assumptions of pot still distillation consist of the heat transfer from condensation of saturated vapor to ethanol-water mixture in the pot still with unmixed, pot still surface is adiabatic, and condenser is the counter flow shell and tube heat exchanger, the distillated ethanol-water mixture flow in the tube and the Your much older boss has suggested that you could use the Ring, Experiment Supervisor Subject: Ring Experiment I‐8 ‐ Shell and Tube Heat Exchanger The shell and tube heat exchanger in the laboratory has not been used for several months. I-Deas etc. 2. In this one fluid is allowed to (6) To determine the thermal emissivity of the aluminum plate. A heat exchanger is a device by which thermal energy is transferred from one fluid to another. The types of heat exchangers to be tested in this experiment are called single-pass, parallel-flow and counter-flow concentric tube heat exchangers. Both the fluids enter and exit the heat exchanger on the opposite ends. Maybe you're looking for a shell and base pipe heat exchanger. CONCENTRIC TUBE HEAT EXCHANGER. Number of Tubes 112 Shell Diameter 4.13 in. The purpose of this The facility includes two pilot-scale experiments: a three-story distillation column and a two-story batch reactor. Experience. If such safety hazards are not treated properly, unexpected events may happen. 1.0 ABSTRACT This experiment was carried out to study about on the parallel and counter flow of heat exchanger. Main parts of the shell and tube heat exchanger.15. Set the air pressure regulator to 0 psig using the pressure regulator. Module: Fluid Dynamics (32325) Heat exchanger lab repor t. School of Engineering and Computer S cience (SoEC S) University of H ull. Here is an example of a 1-2 (1 shell pass and 2 tube passes) heat exchanger. 2. This project presents an attempt to optimize a shell and tube heat exchanger. Shell and tube heat exchanger: Shell and tube heat exchangers consist of series of tubes. From the data collected, we found out that configuration of Shell and Tube heat exchanger in . Tube O.D. Experiment - 10 Concentric Tube Heat Exchanger Aim of this Experiment Concentric heat exchanger is the simplest form of heat exchanger and a design that may besuccessfully analysed and described by empirical equations. To determine the overall heat transfer coefficient using steam on the shell side and cooling water on the tube side. Thermocouple Selector and Readout. Define process requirements for the new exchanger. Download Free Cfd Analysis Of Shell And Tube Heat Exchanger A Review Heat Storage: A Unique Solution For Energy Systems This book comprises select papers presented at the International Conference on Mechanical Engineering Design (ICMechD) 2019. As conduction is medium dependent so the parameters of medium like material, temperature and surface area will control the process of heat transfer (Irfan 2013). The air duct includes two windows to observe the experiments. For counter-current flow, both the hot and cold fluids flow in the opposite direction. Heat exchanger is built to transfer heat from one medium to another. Based on the result, this study can help designers to quick understand of each . Unit Operations Lab Heat Exchanger 1-6 Ý L M M k _ v, (14) where q is the actual rate of heat transfer from the hot to cold fluid and qmax is the maximum possible rate of heat transfer for given inlet temperatures of the fluids, M k _ v L % k g l : 6, Ü F 6, Ü ; (15) Here, Cmin is the smaller of the two heat capacity rates Cc and Ch.If heat exchanger effectiveness A HT30XC Heat Exchanger Unit and HT31 Tubular (tube-in-tube) Heat Exchanger are used for this laboratory. Fits onto the Bench Top Heat Exchanger Service Module. This project presents an attempt to optimize a shell and tube heat exchanger. and tube heat exchanger is the most common heat exchanger type; therefore the study of its design and analysis is of great importance for conserving energy in heat exchange process. One fluid is made to pass through the tubes (tube side) and the other is passed A heat exchanger is a device by which thermal energy is transferred from one fluid to another. Baffles 4. Experiment - 12 Shell and Tube Heat Exchanger Aim of this Experiment The shell and tube exchanger is a simple model that demonstrates the basic principles of heat transfer consists of a number of tubes in parallel enclosed in a cylindrical shell. Parallel Flow Outlet. Tube side fluid inlet 2. You are to work on this project in groups of four, and turn in a common report for the group. ENGR 484 Engineering Laboratory Sec 2 FA21. Four thermocouples mounted close to the four ports of the heat exchanger and connected to a digital readout indicate T h,i,T h,o,T c,i, and T c,o. One set of these tubes contains the fluid that must be either heated o r cooled. The main objective of this experiment is to study the heat transfer phenomena in parallel and counter flow arrangements. Define design parameters such as - number of tube passes, tube size, shell ID etc. Tube banks are commonly-employed design elements in heat exchangers. (9) To determine the effectiveness of finned tube heat exchanger (water to air type). It has been proven from the discussion above. Tube Side 200 Nos x 25.4mmOD x 1.22mm thick x 6000mm long Pitch - 31.75mm 30° triangular 2 Pass Area = 95.7.m2 4. The 50% ethylene glycol at a rate of 0.47 kg/s enters at 90°C. heat exchanger performance. A set of tubes is called the tube In this lab we are going to demonstrate the working principles of a concentric tube heat exchanger. Or maybe your application requires something more complex, like a sophisticated and precision engineered unit. As you can see, in a 12 heat exchanger, the tube- -side fluid flows the entire length of the shell, turns around and flows all the way back. To determine the water side overall heat transfer coefficient on a cross-flow heat exchanger. Heat exchanger is a device used to transfer heat between two or more fluids. Close the main air valve AV-1. 1.0.Introduction The heat exchanger is a device in which as the name refers, exchange of heat occurs between two fluids (gases or liquids) that come in and leave at varied temperature levels. This experiment focused on the shell and tube heat exchanger. Based on this experiment the heat exchange between hot and cold water using tubular heat exchanger is more efficient in the counter-flow than in parallel flow. 3 (a) Shell-and- tube exchanger with one shell pass and one tube pass; (b) shell-and- tube exchanger with one shell pass and two tube passes. At least seven experiments should be performed from the above list. YA Hussain 72 Shell & Tube Exchangers The most commonly used unfired heat exchangers in the chemical-process plants are the shell and tube exchangers. Here, we will cite only those that are immediately useful for design in shell and tube heat exchangers with sensible heat transfer on the shell-side. The model of the shell & tube heat exchanger includes two interchangeable tube bundles with different geometries. Plate Heat Exchanger Lab Report Group B4. Quantity. tubes. 1. 0.250 in. Select a suitable type of shell and tube exchanger. Of the various types of heat exchangers used in various industries, the shell and tube heat exchanger is probably the most versatile and widely used in most industrial sectors. Fig. This course is an engineering laboratory course which introduces the plan fundamentals for students in order to work in teams using knowledge acquired in earlier courses to solve real design, manufacturing and operational problems relevant to industry including a design-and-build project. Abstract The objective of this experiment is to study the function and the working of shell and tube heat exchanger. Close main steam valve SV-1. In this experiment, there were 3 sets of hot . The engine oil at a flow rate of 0.23 kg/s enters the exchanger at 120°C and leaves at 115°C. A shell and tube exchanger of following configuration is considered being used for vaporizing chlorine with steam at the shell side. • Preparation of an experimental plan and lab report. Beehive THERMALFLUIDS LAB CONCENTRIC TUBE HEAT EXCHANGER EMD5MIA Page | 7 Figure 8 : Calculation Temperature of Parallel-Flow Figure 9 : Calculation Temperature of Counter-Flow 4.0 APPARATUS The apparatus for this experiment is the H900 Concentric Tube Heat Exchanger. 4) Consider using a basic shell-and-tube exchanger with enhancement or intensification such as finning, tube inserts, modified tubes, or modified baffles. Shell-side Inlet February 3, 2014 University of California, San Diego Department of NanoEngineering La Jolla, CA 92093 To Whom It May Concern: As requested, this "Plate Heat Exchanger" report includes the overall heat transfer coefficient by varying hot and cold water flow rates in steady­state and batch operations. The direction of fluid motion inside the heat exchanger can normally categorized as parallel flow, counter . Finally, through convection, heat is transferred from the wall to the cold fluid (Cengel et al., 2008). 1. Heat Exchanger. Shell head 5. (7) To verify the Stefan Boltzman constant. The results from this experiment may also be used in experiment no 2 to perform an energy balance across a concentric tube heat exchanger and calculate the . Chemical engineering principles, including material and energy balances and momentum, heat and mass transfer, are investigated via hands-on experiments. This apparatus has a tank with a heater inside to heat water to a specified temperature. The laboratory course was 15 weeks long. Tube plate STHX is among the type which doesn't allow the mixing of the two fluids. 1. out of 21. To study the heat transfer rate and Due date: 7/11/20 19. IV. A selected shell and tube heat exchanger must satisfy the process requirements with the allowable pressure drops until the next scheduled cleaning of plant. Of the various types of heat exchangers used in various industries, the shell and tube heat exchanger is probably the most versatile and widely used in most industrial sectors. Experiment Number -2- Shell and Tube Heat Exchanger Objective: 1. Heat Exchanger ShutdownProcedure ( based on procedure for heat transfer coefficient experiment found in CM3215 developed by F. Morrison, revised for CM3310 by T. Co) 1. Related work; Bibliography; Index. Therefore the overall rate of heat transfer is equal to either the heat released from the hot stream or the heat absorbed by the cold stream, namely: Q = (WCAT), = (WCAT), (6) Example 5.2 Miniature Shell-and-Tube Heat Exchanger A miniature shell-and-tube heat exchanger is designed to cool engine oil in an engine with the engine coolant (50% ethylene glycol). Shell and tube heat exchanger design is an iterative process, which goes through the following steps. To: Lab Group From: Terry A. The lab space is used primarily for teaching Heat Transfer and Thermodynamics Lab (ME 4403), where experiments are conducted covering heat transfer modes, thermodynamics power, refrigeration cycles, and renewable energy - while emphasizing data interpretation and report writing skills. Main Power. Figure 1 U tube heat exchanger for waste heat recovery (T.D Eastop, 1993) Conduction. Both plain and finned tube banks are widely found. In the lab, students work in groups of three on an experiment for five laboratory periods of three hours each; students conduct four or five experiments over the course of the semester. Transcript of heat exchanger lab report shell and tube. 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