Selection of heat exchanger tema layout and number of. To reduce the temperature of a hot fluid by means of a cooler fluid 3. A heat exchanger is a component that allows the transfer of heat from one fluid liquid or gas to another fluid. Many types of heat exchangers have been developed for use in steam power plants, chemical processing plants. The exchange of heat is one of the most important processes in the chemical industry. Heat exchangers jordan university of science and technology. The heat exchanger block is used when two process streams are to exchange heat based on equations 11 14. Heat exchangers have widespread industrial and domestic applications. Inspection procedure for shell and tube heat exchangers. Solidworks flow simulation tube in tube helical coil heat exchanger duration.
Pdf heat exchanger types and classifications researchgate. Fluid engine oil sea water inlet temperature, c 65 20 outlet temperature, c 55 25 heat load, kw 117. Closeup view of a section of a watertoair heat exchanger. Fixed tubesheet exchanger nonremovable tube bundle. A is the area of heat transfer normal to heat flow, ft2.
References material safety data sheets msds are electronically stored and can be referred to in the msds program by equipment number, msds can also be. Several design parameters and operating conditions influence the optimal performance of a shellandtube heat exchanger. A heat exchanger is a heat transfer device that exchanges heat between two or more process fluids. Plain tubular exchangers, shellandtube exchangers with plain tubes, and plate exchangers are good examples of prime surface exchangers. The objective of this laboratory exercise is to familiarize the student with heat transfer in tubular heat exchangers. The most notable advantages of a plate heat exchanger are. A commonly used design is shellandtube heat exchanger which consists of. Selection of heat transfer models and fouling coefficients for shell side and tube side. Shell and tube heat exchangers basic calculations pdh online.
Shellandtube heat exchanger sthe, where one flow goes along a bunch of tubes and the other within an outer shell, parallel to the tubes, or in crossflow fig. Tube in tube heat exchanger type he tube in tube heat exchanger type he is used primarily for heat transfer between the liquid and suction lines of the refrigeration plant. Takes up much less space than a traditional shellandtube heat exchanger. In this application, two separated fluids at different temperatures flow through the heat exchanger. Understanding heat exchangers types, designs, applications and. The overall heat transfer coefficient, u, is an approximate. The purpose is to utilise the cooling effect, utilise which without a heat exchanger is otherwise lost to the ambient air via uninsulated suction lines. Pdf design of shell and tube heat exchanger with double. Explains the detailed heat exchanger method in aspen plus. Different types and sizes of heat exchangers are used in steam power plants. The shell and tube heat exchanger is the major equipment used to transfer heat from one medium to another. The exchanger takes one inlet and one outlet for hot fluid stream, and one inlet and one outlet for cold fluid stream. When the heat exchanger handles dangerous fluids of high temperature and high pressure, caustic soda, etc.
Guidelines for the safe design and operation of shell and. Heat exchangers are devices that regulate efficient heat transfer from one fluid to another. To heat a cooler fluid by means of a hotter fluid 2. Design a double pipe heat exchanger with bare inner multitubes that can be used to cool engine oil with cold sea water. In intercoolers, boilers, preheaters and condensers inside power plants as well as other engineering pro cesses, heat exchangers are utilized for controlling heat energy.
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