Articles Posted in the " Refrigeration " Category







  • * RAC—– REFRIGERATION AND AIR CONDITIONING EQUIPMENTS—2–Evaporators and Expansion Valves

    * RAC—– REFRIGERATION AND AIR CONDITIONING EQUIPMENTS—2–Evaporators and Expansion Valves

    RAC— REFRIGERATION AND AIR CONDITIONING EQUIPMENTS—2–Evaporators and Expansion Valves  TYPES OF EVAPORATORS: Dry expansion type and flooded type Dry expansion type evaporator: refrigerant is fully dry before the exit of evaporator: used in refrigerators, window air conditioners, water coolers, display cabinets, deep freezers. Flooded evaporators: Evaporators contains liquid refrigerant till the outlet and uses an […]




  • * Analysis of Simple aircraft cooling system—-2 Continued

    * Analysis of Simple aircraft cooling system—-2 Continued

    Analysis of Simple aircraft cooling system—-2 continued (iii) Calculation of T4 after the HEAT EXCHANGER T4 temperature after the cooler (heat exchanger) on the basis effectiveness of the heat exchanger which can be assumed as 80 % if not given. ЄHEX =( T3—T4)/( T3 — T2) = Actual temp drop/Theoretical temp drop possible (iv) Calculation of temperatures […]