Articles Posted in the " Question Answers on Refrigeration " Category

  • Interview Short Question Answers: Vapor absorption refrigeration-1

    Interview Short Question Answers: Vapor absorption refrigeration-1

    Interview Short Question Answers: Vapor absorption refrigeration-1 Vapor absorption refrigeration is a simple method. It is an economical method for producing refrigeration. It differs mainly with compression system that it uses heat energy instead of electric energy to change the state of the refrigerant to complete the refrigeration cycle.   The heat energy required can be […]


  • Interview Short Question Answers on Basics of Refrigeration

    Interview Short Question Answers on Basics of Refrigeration

     Interview Short Question Answers on Basics of Refrigeration A compound gauge consists of a vacuum and a pressure gauge. Vacuum gauge is used on suction side whereas compound gauge is used on discharge side. Vacuum gauge can read both vacuum and positive pressures. Pressure gas can read only positive pressures. A piston ring connects the […]


  • *  Refrigeration Cycle

    * Refrigeration Cycle

      Refrigeration Cycle Cooling is in the evaporator. Compressor raises the temperature and pressure.Heat is lost in the condenser. Expansion makes the refrigerant ready for reuse. Serial No Part Name Name of process State of refrigerant Type of heat gain or loss 1. Compressor  Vapors are compressed. Super heated high pressure and high temperature  vapors […]


  • * Interview Short Question Answers on Refrigeration

    * Interview Short Question Answers on Refrigeration

    Interview Short Question Answers on Refrigeration What is the meaning of condensing unit? Assembly of motor, compressor, condenser and receiver mounted on a single frame is called the condensing unit. 2.List the different names of high pressure in refrigeration? There are three different names of the high pressure. These are (a)  Head pressure (b) Discharge […]


  • Interview Short QUESTIONS on Refrigeration

    Interview Short QUESTIONS on Refrigeration

     Interview  Short QUESTIONS on Refrigeration What is a discharge pipe used in refrigeration? What is a liquid pipe used in refrigeration? Which is the material for the pipes used in refrigeration? Is the same material for pipes used with all the refrigerants? What is meant by specific volume? What is meant by specific enthalpy? What […]


  • *Short Interview Question Answers on Cooling Loads

    *Short Interview Question Answers on Cooling Loads

    Short Interview Question Answers on Cooling Loads Heat loads determine the capacity of a refrigeration plant for a certain application.. These heat loads consist of sensible and latent heat loads. Sensible heat is due to change of temperature. Latent heat is due to change of state.  Q. What are Sensible t.heat loads? Give examples. Sensible heat […]


  • Interview Short Question Answers on refrigeration Compressors and  condensers 

    Interview Short Question Answers on refrigeration Compressors and  condensers 

    Interview Short Question Answers on refrigeration Compressors and  condensers    What are applications of the compressors? (a)    Reciprocating Compressor  (I) Where the normal boiling point (N B P) of refrigerant is lower than the application temperature. (II) Where evaporator and condenser pressures are positive pressures. (III) When the difference in condenser pressure and evaporator pressure […]


  • Short Interview Question Answer on cooling loads

    Short Interview Question Answer on cooling loads

       Short Interview Question Answer on cooling loads  Q . What do mean by heat gain from occupants?  Inside the air-conditioned space persons are working. These persons are called occupants. Human body is such that it always looses heat, partly as sensible heat and partly as latent heat. Sensible heat is due to temperature difference. Latent […]


  • Interview Short Interview question answers on Refrigeration units

    Interview Short Interview question answers on Refrigeration units

     Interview Short  question answers on Refrigeration Units Q. Give the brief description of Hermetically sealed compressor. Hermetically sealed unit Both compressor and motor are  in one housing. Its main body is in two parts. These are black colored upper dome and lower dome. Thus, these are welded in the assembled state. Lower dome contains lubricating oil and […]


  • * Short Interview Question Answers on FANS

    * Short Interview Question Answers on FANS

     Short Interview Question Answers on FANS  Q. Discuss the various types of Fans/Blowers used in Refrigeration. Fans and blowers provide air for ventilation and cooling purpose. Further, these are used in evaporators and condensers. These units generate pressure to move air. Difference between Fans, Blowers and Compressors Method to move the air and the pressure […]