Lecture notes 10 handouts 30 others 12 module name download description. If the heat exchanger is located at the inlet or discharge of a blower with a pulsating flow, such as a roots type rotary lobe blower, the heat exchanger must be protected from the pulsation by a chambered. For a specific duty we need to specify the necessary area or length and to decide what type of heat exchanger we need. Heat transfer processes set limits to the performance of aerospace components and. Heat exchangers are used to transfer heat between two sources. The basic component of a heat exchanger can be viewed as a tube with one fluid running.
Pdf process heat transfer by donald kern free download. Handout that help students for design of heat exchangers based on kerns method. The optimum thermal design of a shell and tube heat exchanger involves the consideration of many interacting design parameters which can be summarized as follows. Here is an example of a 12 1 shell pass and 2 tube passes heat exchanger. Anna university regulation 20 mechanical engineering mech me6502 hmt notes for all 5 units are provided below. T is independent of position in the heat exchanger. Heat exchangers are devices used to transfer heat between two or more fluid streams at different temperatures. Read book process heat transfer by kern solution manual 11. The objectives of this integrated subject are to develop the fundamental principles and laws of heat transfer and to. I am sharing the heat transfer ace academy pdf handwritten classroom notes for gate on this page that can be easily downloaded for. If heat capacity rates of the cold and hot fluids are the same and the heat exchanger is operated in the counterflow regime then. Heat lecture 9 cm3110 1272015 2 heat transfer with phase change so far we have discussed heat transfer at a boundary due to a temperature difference between bulk temperatures x bw q ht t a 1.
The most common type of heat exchanger in industrial. Radiation heat transfer full lecture notes youtube. The basic design calculation for any heat exchanger is the determination of heat transfer area. Most generally, this is done using although in practice it is more. Subscripts h and c refer to the hot and cold fluids, respectively, and subscripts i and o refer to the inlet and outlet of the heat exchanger, respectively. Pdf heat transfer ace academy handwritten class notes. Based on chapter 11 in the textbook of cengel and ghajar 4th edition. Heat exchanger is a process equipment designed for the effective transfer of heat energy between two fluids. Heat exchangers jordan university of science and technology. In compact heat exchangers, the two fluids usually move perpendicular. Heat transfer, ht study materials, engineering class handwritten notes, exam notes, previous year questions, pdf free download.
The notes are intended to describe the three types of heat transfer and provide. The exchange can take place between a process stream and a utility stream cold water, pressurized steam, etc, a process stream and a power source electric heat, or between two process streams resulting in energy integration and reduction of external heat sources. Download link for mech 5th sem me6502 heat and mass. Heat transfer mechanical 3rd year engineering lecture. The simplest heat exchanger is one for which the hot and cold fluids move in the same or opposite directions in a concentric tube or doublepipe construction.
Conduction, convection, and radiation introduction we have learned that heat is the energy that makes molecules move. The heat transfer notes pdf ht notes pdf book starts with the topics covering modes and mechanisms of heat transfer, simplification and forms of the field equation, one dimensional transient conduction heat transfer, classification of systems based on. Molecules with more heat energy move faster, and molecules. Design of a heat exchanger is sometimes referred to as. A heat exchanger is a device that is used to transfer thermal energy enthalpy between. Selection, rating, and thermal design written by sadik kakac, hongtan liu and anchasa pramuanjaroenkij is very useful for mechanical engineering mech students and also who are all having an interest to develop their knowledge in the field of design. Nptel mechanical engineering heat and mass transfer. Combining each of these resistances in series gives. Unit operations lab heat exchanger 12 theory notes 1. For the heat transfer to occur two fluids must be at different temperatures and. Heat exchangers 73 individual thermal resistances of the system. Most shellandtube heat exchangers have multiple passes to enhance the heat transfer. Plate heat exchanger, how it works working principle hvac industrial engineering phx heat transfer in this video we learn how a. Heat and mass transfer study notes hand written free.
Heat exchanger the purpose of a heat exchanger is just thatto exchange heat. Note that the term recuperator is not commonly used in the process. John richard thome ltcm sgm epfl heat transfer heat exchanger design 1er mars 2008 6 41 the cross. Pdf lecture notes on heat and mass transfer find, read and cite all the research you need on researchgate. Heat exchanger ask latest information, heat exchanger abstract,heat exchanger report,solar tracking system presentation pdf,doc,ppt,heat exchanger technology. The term heat exchanger applies to all equipment used to transfer heat between.
This course is an introduction to the principal concepts and methods of heat transfer. Effectiveness relations notes for shellandtube heat exchanger with multiple shell passes, it is assumed that the total ntuis equally distributed between shell passes of the same arrangement for crossflow heat exchangers, both fluids unmixed, eqn. Nptel provides elearning through online web and video courses various streams. Me6502 hmt notes, heat and mass transfer lecture notes. R sekulib university of kentucky introduction a heat exchanger is a device that is used for transfer of thermal energy enthalpy between two or more. Most processes require the heating or cooling of streams to produce a desired temperature before the stream can be. Heat transfer ht study materials pdf free download. Download me6502 heat and mass transfer hmt books lecture notes syllabus part a 2 marks with answers me6502 heat and mass transfer hmt important part b 16 marks questions, pdf books. I have uploaded this ebook handwritten lecture notes on heat transfer in pdf format for easy downloading below. Note in the figures shown above that the hot stream may be cooled to t1 for counter flow, but may only be cooled to t2 for parallel flow. Conduction is that mode of transmission of heat by which heat travels, through an unequally heated body, from the hot end to the cold end, from particle to. Here you can download the free lecture notes of heat transfer pdf notes ht pdf notes materials with multiple file links to download.
Pdf me6502 heat and mass transfer hmt books, lecture. Pdf download sadik kakac, hongtan liu and anchasa pramuanjaroenkij by heat exchangers. Heat transfer processes set limits to the performance of aerospace components and systems and the subject is one of an enormous range of application. Heat exchanger lecture notes free download as word doc. Selection, rating, and thermal design written by sadik. Introduction to heat transfer mechanical engineering. The selection of a heat exchanger depends on many factors including capital and operating costs, fouling, corrosion tendency, pressure drop, temperature ranges. Process heat transfer written by donald kern is very useful for mechanical engineering mech students and also who are all having an interest to. Heat exchanger lecture notes heat exchanger heat transfer.
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