Refrigerationcycles
The purpose ofa refrigerationcycle is to transfer heatfrom
a region of lowtemperature to a region ofhightemperature
Dominantmethodis thesinglestagevaporcompressioncycle
comp
Elevates
pressure temperature ofa refrigerant
gas
heatis then rejected totheenvironmentcoolingmode orindoors heating
ExpansionDevice
Afterrefrigeranthasreleasedheat it is aliquid athighpressurethatflowsintoexpansiondevice
Reduces temperature pressure11 ofthe refrigerant initiating evaporation ofliquidatlowtemp
Atlowertemperatureheatisremovedthengasenterscompressortorepeatcycle
Carnotcycle
1 Refrigerantenterscompressoras alowpressure tempgas
condenser
Yas z 2 Workisneededtodrivecompressortoelevatetemppressure refrigerant
exits
heatedvaporbeforeenteringthecondenser
compressor as a super
compressor
Wiring
motor Heatis rejectedthroughcondenseractingas heat exchanger
andconvertsrefrigeranttoliquid
Condenser lowersthetemperature
Experiae
Fan
3 warmliquidexitscondenserandentersexpansiondevice
Evaporator
Lowmp
expansionlowers pressure temperature
4 pressure ofliquidislowerthansaturationpressureofsurroundingfluidso
fluidstartsflashing in evaporator
evaporatorcoolsrefrigerantasairorwaterispassed throughoppositesideofheat
exchanger
evaporating
refrigerantreduces temperature ofair water
Refrigerantfinallyexitsevaporatoras lowpressure
gas tocompletecycleatpoint1
temperature
The purpose ofa refrigerationcycle is to transfer heatfrom
a region of lowtemperature to a region ofhightemperature
Dominantmethodis thesinglestagevaporcompressioncycle
comp
Elevates
pressure temperature ofa refrigerant
gas
heatis then rejected totheenvironmentcoolingmode orindoors heating
ExpansionDevice
Afterrefrigeranthasreleasedheat it is aliquid athighpressurethatflowsintoexpansiondevice
Reduces temperature pressure11 ofthe refrigerant initiating evaporation ofliquidatlowtemp
Atlowertemperatureheatisremovedthengasenterscompressortorepeatcycle
Carnotcycle
1 Refrigerantenterscompressoras alowpressure tempgas
condenser
Yas z 2 Workisneededtodrivecompressortoelevatetemppressure refrigerant
exits
heatedvaporbeforeenteringthecondenser
compressor as a super
compressor
Wiring
motor Heatis rejectedthroughcondenseractingas heat exchanger
andconvertsrefrigeranttoliquid
Condenser lowersthetemperature
Experiae
Fan
3 warmliquidexitscondenserandentersexpansiondevice
Evaporator
Lowmp
expansionlowers pressure temperature
4 pressure ofliquidislowerthansaturationpressureofsurroundingfluidso
fluidstartsflashing in evaporator
evaporatorcoolsrefrigerantasairorwaterispassed throughoppositesideofheat
exchanger
evaporating
refrigerantreduces temperature ofair water
Refrigerantfinallyexitsevaporatoras lowpressure
gas tocompletecycleatpoint1
temperature