The type that is discussed in this paper is shell and tube exchangers. They are designed as per Tubular exchangers manufacturers association" (TEMA). In TEMA, the exchangers are classified as class R, class C, or class B depending upon type of service. A. Mechanical Process 1. Selection of heat exchanger TEMA layout and number of passes. 2.
Jul 20, 2016 · TEMA stands for Tubular Exchangers Manufacturers Association and is a set of standards that were developed by leading shell and tube manufacturers. These standards define the style of heat exchanger and the machining and assembly tolerances. One of the advantages of selecting a shell & tube manufacturer that builds to TEMA specifications is that the end-user is assured that
Vol. 3, Issue 2, February 2014 Design of Heat Exchanger Fig 3. Shell & tube type heat exchanger A. Mechanical Process 1. Selection of heat exchanger TEMA layout and number of passes. 2. Specification of tube parameters - size, layout, pitch and material. 3. Setting upper and lower design limits on tube length. 4. Specification of shell side parameters materials, baffles cut, baffle spacing and
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