Navfac engineering and expeditionary warfare center. Heat exchanger lab report free download as pdf file. To demonstrate the basic equations of heat exchanger operation. A heat exchanger is a device in which energy is transferred from one fluid to another across a solid surface. Unit operations lab heat exchanger 11 heat exchanger heat exchange is an important unit operation that contributes to efficiency and safety of many processes. Nassar, phd, peng department of chemical engineering annajah national university nabluspalestine revised by dr. At least ten experiments are to be performed in the semester. A heattransfer laboratory experiment with shellandtube. In the double pipe heat exchanger of the wpi unit operations lab where steam. Specific heat capacity of air at constant pressure.
Lmtd and heat transfer coefficient also calculated for this experiment. Background a heat exchanger is a heat transfer device whose purpose is the transfer of energy from one moving fluid stream to another moving fluid stream. The following sections are to be included in this order. You will be investigating the heatexchange performance of the lab doublepipe heat exchangers. Design and analysis of a newly installed plate heat exchanger. The performance parameters pertaining to heat exchanger such as effectiveness, overall heat transfer coefficient, energy extraction rate etc. Lab 3 department of mechanical engineering, university of connecticut crossflow heat exchanger professor wilson k.
High temperature heat exchanger design and fabrication for. The vast majority of publications on shellandtube heat exchangers in the literature focus mainly on. Report 5 heat transfer coefficient for heat exchanger. At least seven experiments should be performed from the above list. Overall heat transfer coefficient for doublepipe heat. However, the term is commonly used to equipment in which two process streams exchange heat with each other. The shell and tube heat exchanger another part of this experiment involves measurements using a commercially available shell and tube heat exchanger. Heat given out by steam through finned tube heat exchanger. To determine the water side overall heat transfer coefficient on a crossflow heat exchanger. In a parallelflow heat exchanger, the working fluids flow in the same direction. Heat exchanger cm3215 lecture morrison 3162016 1 cm3215. Doc report heat exchanger ridzuwan rahimi academia. Heat transfer processes are prominent in engineering due to several applications in industry and environment.
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. The types of heat exchangers to be tested in this experiment are called singlepass, parallelflow and counterflow concentric tube heat exchangers. Heat exchanger demonstration lab double pipe he shell. Calculate the heat transfer area of the double pipe heat exchanger in the lab. The report should be typewritten with the graphs by a computer. The media may be separated by a solid wall, so that it never mix or may be in direct contact. The projects main purpose was to design, build and test a compact heat exchanger for supercritical carbon dioxide sco 2 power cycle recuperators.
Heat exchanger market is projected to grow at a cagr of 9. If any equipment fails in the experiment report it to the supervisor immediately. Introduction the tubular heat exchanger is the simplest form of heat exchanger. This has a major advantage over a conventional heat exchanger in that the fluids are exposed to a much larger surface area because the fluids spread out over the plates. The heart of the heat exchanger contains a fully welded circular plate pack made by pressing and cutting round plates and welding them together. Next, heat is transferred through the wall by conduction. Heat exchanger lab report laws of thermodynamics heat. Design and analysis of a newly installed plate heat. Thermodynamics and heat transfer laboratory manual. Shellandtube heat exchangers were the focal point of this experiment, and were examined to evaluate the properties of pressure drop and heat transfer.
Calculations on the heat transfer and heat loss were carried out for energy balance study. From the data collected, we found out that configuration of shell and tube heat exchanger in. Design and demonstration of a heat exchanger for a compact. The approximate dimensions as well as positions of inlets and outlets are shown in fig. Listed in table 1 are some of the main dimensions of the heat exchanger. Next, heat is transferred through the boundary by conduction. Note that in a counterflow heat exchanger the outlet temperature of the cold fluid can exceed the outlet temperature of the hot fluid but this cannot happen in a parallel flow system. A procedure for use of the equipment and the software was outlined. One common example of a heat exchanger is the radiator in a car, in which the heat source, being a hot enginecooling fluid, water, transfers heat to air flowing through the radiator i.
The theories of transient heat transfer in doublepipe heat exchangers were explained and followed by literature correlations. A heat exchanger is a device that is used to transfer thermal energy enthalpy between two or more fluids, between a solid surface and a fluid, or between solid particulates and a fluid. Heat exchanger lab report heat exchanger heat transfer. In a heat exchanger, heat is first transferred from the hot fluid to the tube or pipe wall by convection. A demonstration unit can be found at the lab station. The device used to implement this exchange is termed a heat. Take signature of lab in charge after completion of observation and record. A ht30xc heat exchanger unit and ht31 tubular tubeintube heat exchanger are used for this laboratory. Heat exchanger lab report free download as word doc. The main objective of this experiment is to determine the performance test and calculate the heat transfer rate, lmtd, and effectiveness of a heat exchanger in a parallel and counter flow heat exchanger. Crossflow, parallel flow, and counterflow heat exchanger configurations are three examples.
A procedures manual was created for the doublepipe heat exchanger. It is therefore possible to heat or cool fluids or gases which have minimal energy levels. This apparatus has a tank with a heater inside to heat water to a specified temperature. A heat exchanger can have several different flow patterns. Heat exchanger, heat, turbulent flow, efficiency, heat transfer 1. The term heat exchanger applies to all equipment used to transfer heat between two streams. Laboratory assessment of sanden gau heat pump water. Hilton ltd is one of continual improvement a nd we reserve the right to change this specification without no tice. Student should wear college idcard and must carry record and observation. Apr 21, 2015 plate heat exchanger lab report group b4 1. The ht30xc and ht31 are test devices manufactured by armfield limited, england.
Tubular heat exchanger meng 3211 laboratory report section 034l group 8 report submitted by. We will measure the heat transferred by the exchanger in two ways. A third type of heat exchanger is a plate and shell heat exchanger, which combines plate heat exchanger with shell and tube heat exchanger technologies. A heat exchanger is a device by which thermal energy is transferred from one fluid to another. Heat exchanger ask latest information, heat exchanger abstract, heat exchanger report,solar tracking system presentation pdf,doc,ppt, heat exchanger technology. Then the manualobservation and record will be evaluated for 50% of maximum marks. Design of heat exchanger using cad and verification using thermal analysis package eg. In a heat exchanger, heat is first transferred from hot fluid to the surface separating the two fluids boundary by convection. The console provides control and measurement of low voltage power to the optional heat exchanger accessories and allows measurement of all the. Spelling and usage should be conventionally correct.
Chiu spring 2017 objectives the objectives of this experiment are. Temperature profiles in a counterflow and b parallel flow single pass heat exchangers. Experiment regarding heat exchanger concurrentcountercurrent flows at same rate and different rates. Heat transfer is central to the performance of propulsion systems, design of conventional space and water heating systems, cooling of electronic equipment, and many manufacturing processes campos 3.
Principles of food and bioprocess engineering fs 231 heat. If heat capacity rates of the cold and hot fluids are the same and the heat exchanger is operated. Abstract the objective of this experiment is to study the function and the working of shell and tube heat exchanger. Laboratory uniform, shoes are compulsory in the lab. To understand the basic operation of heat exchangers. If you closely examine this unit, you will see that the heat exchanger consists of a bank of tubes containing the hot water surrounded by a shell containing the cold water. Heat transfer laboratory annajah national university. Parallel flowcounter flow heat exchanger apparatus 11. Tubular heat exchanger meng 3211 laboratory report section 034l group 8. 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. Finally, through convection, heat is transferred from the wall to the cold fluid cengel et al. Heat exchangers jordan university of science and technology.
A heat exchanger follows this principle in its endeavour to reach equalisation. Overall heat transfer coefficient for doublepipe heat exchanger. In the crossflow heat exchanger, as the name suggests, fluid travels cross roughly perpendicular to each other. In this exercise the students will 1 operate a tubeinshell heat exchanger and 2 analyze heat exchanger performance by the lmtd and ntu methods. Heat exchanger and its types engineering solutions. The main purpose of heat exchanger is to remove the heat from the hot fluid and transfer it into the cold fluid. Lab 3 crossflow heat exchanger me 3264 lab 3 department. Heat exchanger ask latest information, heat exchanger abstract,heat exchanger report,solar tracking system presentation pdf,doc,ppt,heat exchanger technology. Base your calculation on the outside area of the inside pipe. Thermalfluids lab concentric tube heat exchanger emd5mia page 7 figure 8.
With steam in the shell side and cold water in the tubes, thermocouple. Performance test on parallel flow and counter flow heat exchanger. The compact recuperator is required to operate at high temperature and high pressure differentials, 169 bar 2,500 psi, between streams of sco 2. Overall heat transfer coefficient for doublepipe heat exchanger calibrate thermocouples pump water through inner pipe of doublepipe heat exchanger rate determined by rotameter flow steam through outer pipe of doublepipe heat exchanger measure rate by pail and scale. Thermodynamics and heat transfer laboratory manual edition. Introduction to heat exchangers bengt sunden lund institute of technology. Overall heat transfer coefficient for doublepipe heat exchanger calibrate thermocouples. Principles of food and bioprocess engineering fs 231.
Hilton ltd introduction the cross flow heat exchanger is a common component in many engineering applications. Tubeside pressure drop data for a single 14 heat exchanger was collected for flow rates between 1665. Scribd is the worlds largest social reading and publishing site. The device used to implement this exchange is termed a heat exchanger, and specific applications may be found in space. Heat exchanger demonstration lab summary the process of heat exchange between two fluids that are at different temperatures and separated by a solid wall occurs in many engineering applications. Pdf heat exchanger lab experiment chemical engineering. The heat exchanger is a part of the overall experimental apparatus. A plate heat exchanger is a type of heat exchanger that uses metal plates to transfer heat between two fluids. Heat exchanger market research report global forecast to. 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. The performance of the heat exchanger will be expressed in terms of its overall heat transfer coefficient.1219 562 1316 1311 314 165 138 891 1136 630 53 1050 575 374 465 1126 762 206 436 1321 660 198 693 1462 1388 1060 104 876 432 844