Posted inHeat & Mass Transfer ANALYSIS OF HEAT EXCHANGERS Posted by admin September 15, 2021 1) Selecting a heat exchanger that will achieve a specified temperature change in a fluid stream of known mass…
Posted inHeat & Mass Transfer FOULING FACTOR Posted by admin September 15, 2021 1) The performance of heat exchangers usually deteriorates with time as a result of accumulation of deposits on…
Posted inHeat & Mass Transfer THE OVERALL HEAT TRANSFER COEFFICIENT Posted by admin September 15, 2021 2) In the analysis of heat exchangers, it is convenient to combine all the thermal resistances…
Posted inHeat & Mass Transfer RADIATION EXCHANGE WITH EMITTING AND ABSORBING GASES Posted by admin September 15, 2021 1) Gases that consist of monatomic molecules such as Ar and He and symmetric diatomic molecules such as N2 and O2 are essentially transparent…
Posted inHeat & Mass Transfer RADIATION HEAT TRANSFER: DIFFUSE, GRAY SURFACES Posted by admin September 15, 2021 1) The analysis of radiation transfer in enclosures consisting of black surfaces is relatively easy but…
Posted inHeat & Mass Transfer RADIATION HEAT TRANSFER: DIFFUSE, GRAY SURFACES Posted by admin September 15, 2021 1) The analysis of radiation transfer in enclosures consisting of black surfaces is relatively easy but…
Posted inHeat & Mass Transfer THE VIEW FACTOR or SHAPE FACTOR Posted by admin September 15, 2021 1) Radiation heat transfer between surfaces depends on the orientation of the surfaces relative to each…
Posted inHeat & Mass Transfer RADIATION INTENSITY Posted by admin September 15, 2021 1) b) In general, the differential solid angle dĪ subtended by a differential surface area dA when viewed from a…
Posted inHeat & Mass Transfer BLACKBODY RADIATION Posted by admin September 15, 2021 1) A body at a temperature above absolute zero emits radiation in all directions over a…
Posted inHeat & Mass Transfer THERMAL RADIATION Posted by admin September 15, 2021 1) The electromagnetic spectrum includes cosmic waves, gamma rays, X-rays, ultraviolet radiation, visible light, infrared radiation,…