Transcription of Refrigeration and Air conditioning - Rajagiri School of ...
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Refrigeration and Air conditioning - Rajagiri School of ...
Introduction to Refrigeration and Air conditioning Refrigerationisaprocessofachievingandmai ntainingalowtemperaturebelowthatofsurrou ndingsWhich of the following can be called as a Refrigeration process??a)Coolingofhotingotfrom10000 Ctoroomtempb)Coolingofapotofwaterbymixin gitwithalargeblockoficec)Coolingofhumanb eingsusingaceilingfand)Coolingofhotwater bymixingitwithtapwatere)Coolingofwaterby creatingvacuumoveritf)Coolingofahotcupof coffeebyleavingitonatableSYLLUBUSMODULE 1 Introduction , Airrefrigerationsystems-ReversedJoulecyc le,Aircraftrefrigerationsystems, 2 Vortextuberefrigeration-Verylowtemperatu rerefrigerationsystems(conceptonly).Adia baticdemagnetizationofparamagneticsalts. methodsofimprovingCOPofsimplecycle-super heating,undercooling,Liquidsuctionheatex changer, 3 Refrigerantsandtheirproperties-Eco-frien dlyRefrigerants,mixedrefrigerants,select ionofrefrigerantsfordifferentapplication s. Vapourabsorptionsystems-Ammonia 4 ,quick-freezing. Refrigerationsystemcomponents-Compressor s,condensers,expansiondevices, chargingofrefrigerant 5 Airconditioning-meaningandutility, ,dry,wetanddewpointtemperature humidity,specifichumidity,absolutehumidi ty, ,Psychrometricchart-Psychometricprocesse s-adiabaticmixing-sensibleheatingandcool ing-humidifyinganddehumidifying, ,stateandmassrateofdehumidifiedairquanti ty-Freshairsupplied-airrefrigeration.
b) Cooling of a pot of water by mixing it with a ... degree of saturation- thermodynamic equations- enthalpy of moisture- adiabatic saturation process - Psychrometers. ... students will be able to design different type of air conditioning systems and duct systems for industrial
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