01-11-2014, 02:59 PM
Abstracts: In physics, cryogenics is the study of the production of very low temperature (below -150? C, -238? F or 123 K) and the behavior of materials at those temperatures. Insulation plays very vital role in heat transfer and at cryogenic temperature it becomes very critical. A unit heat loss at cryogenic temperature is equivalent to thousand of heat loss at ambient temperature. To prevent heat loss cryogenic vessels are insulated with vacuum, perlite or multilayer insulation work. In project work a theoretical model will be prepared to evaluate heat transfer in low temperature and different parameters like vacuum, type of insulation material, combination of material, density of insulation material etc will be studied. An exhausting model will be prepared (preferably in mat lab) to optimize above mentioned parameters.