A heat exchanger is a device that is used to transfer thermal energy enthalpy between. Nptel provides elearning through online web and video courses various streams. Read book process heat transfer by kern solution manual 11. Most generally, this is done using although in practice it is more. Based on chapter 11 in the textbook of cengel and ghajar 4th edition. Heat exchangers are used to transfer heat between two sources.
Heat transfer ht study materials pdf free download. Pdf download sadik kakac, hongtan liu and anchasa pramuanjaroenkij by heat exchangers. For the heat transfer to occur two fluids must be at different temperatures and. Heat transfer processes set limits to the performance of aerospace components and. Heat exchangers are devices used to transfer heat between two or more fluid streams at different temperatures. Combining each of these resistances in series gives. T is independent of position in the heat exchanger. 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. This course is an introduction to the principal concepts and methods of heat transfer. Pdf heat transfer ace academy handwritten class notes. Conduction, convection, and radiation introduction we have learned that heat is the energy that makes molecules move. 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. The term heat exchanger applies to all equipment used to transfer heat between.
Heat exchanger ask latest information, heat exchanger abstract,heat exchanger report,solar tracking system presentation pdf,doc,ppt,heat exchanger technology. Molecules with more heat energy move faster, and molecules. I am sharing the heat transfer ace academy pdf handwritten classroom notes for gate on this page that can be easily downloaded for. Heat transfer mechanical 3rd year engineering lecture. Introduction to engineering heat transfer these notes provide an introduction to engineering heat transfer. Anna university regulation 20 mechanical engineering mech me6502 hmt notes for all 5 units are provided below. Pdf lecture notes on heat and mass transfer find, read and cite all the research you need on researchgate.
Most shellandtube heat exchangers have multiple passes to enhance the heat transfer. I have uploaded this ebook handwritten lecture notes on heat transfer in pdf format for easy downloading below. John richard thome ltcm sgm epfl heat transfer heat exchanger design 1er mars 2008 6 41 the cross. Here is an example of a 12 1 shell pass and 2 tube passes heat exchanger. 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 is a process equipment designed for the effective transfer of heat energy between two fluids. 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. Download link for mech 5th sem me6502 heat and mass. Unit operations lab heat exchanger 12 theory notes 1. The basic component of a heat exchanger can be viewed as a tube with one fluid running. Heat exchanger the purpose of a heat exchanger is just thatto exchange heat. 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. The notes are intended to describe the three types of heat transfer and provide.
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. Heat exchangers 73 individual thermal resistances of the system. Plate heat exchanger, how it works working principle hvac industrial engineering phx heat transfer in this video we learn how a. Me6502 hmt notes, heat and mass transfer lecture notes. In compact heat exchangers, the two fluids usually move perpendicular. Nptel mechanical engineering heat and mass transfer. Pdf process heat transfer by donald kern free download. The basic design calculation for any heat exchanger is the determination of heat transfer area. Pdf me6502 heat and mass transfer hmt books, lecture. Lecture notes 10 handouts 30 others 12 module name download description.
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. Here you can download the free lecture notes of heat transfer pdf notes ht pdf notes materials with multiple file links to download. Heat transfer, ht study materials, engineering class handwritten notes, exam notes, previous year questions, pdf free download. 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. Introduction to heat transfer mechanical engineering. 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. Process heat transfer written by donald kern is very useful for mechanical engineering mech students and also who are all having an interest to.
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. The selection of a heat exchanger depends on many factors including capital and operating costs, fouling, corrosion tendency, pressure drop, temperature ranges. Radiation heat transfer full lecture notes youtube. Note that the term recuperator is not commonly used in the process.
Handout that help students for design of heat exchangers based on kerns method. Selection, rating, and thermal design written by sadik. 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 exchangers jordan university of science and technology. Heat exchanger lecture notes heat exchanger heat transfer. 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. The objectives of this integrated subject are to develop the fundamental principles and laws of heat transfer and to. Design of a heat exchanger is sometimes referred to as. Heat exchanger lecture notes free download as word doc. Most processes require the heating or cooling of streams to produce a desired temperature before the stream can be.
If heat capacity rates of the cold and hot fluids are the same and the heat exchanger is operated in the counterflow regime then. 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. The most common type of heat exchanger in industrial. 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. Heat and mass transfer study notes hand written free.
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