basicrefrigerationsystem 4 component flow diagram
DESCRIPTION
Condenser Compressor Discharge Service Valve Thermal Expansion Valve HT HP SHV HT HP S.M. HT HP SCL Legend HT HP SHV HT HP S.M. HT HP SCL The High SideTRANSCRIPT
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BasicBasicRefrigerationRefrigeration
SystemSystem
4 Component Flow 4 Component Flow DiagramDiagram
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The High SideThe High Side
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Condenser
Compressor
DischargeServiceValve
Thermal Expansion Valve
HT HP SHV
HT HP S.M.
HT HP SCL
Legend
HT HP SHV
HT HP S.M.
HT HP SCL
The High Side
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The Low SideThe Low Side
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Thermal Expansion Valve
Evaporator
TXV Bulb
Equalization Line
SuctionService Valve
Compressor
Flash Gas
Legend
LT LP S.M.
LT LP SHVThe Low Side
LT LP S.M.
LT LP SHV
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The SystemThe System
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High Side
AmbientAir
Low Side
ReturnAir
Supply Air
Conditioned Space
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System System PressuresPressures
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R-134a
You have a discharge Pressure of 182.00 PSIG. What do you know about the refrigerant?
Saturation Temp. = 124° F.
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R-134a
You have a Discharge Pressure of 156.10 PSIG. You find a temperature on the high side of 120° F.
What do you know about the refrigerant?
Saturation Temp. = 114° F.
Temp. Taken in this area!
HT HP SHV Superheated by 6° F.
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R-134a
You have a Discharge Pressure of 171.30 PSIG. You find a temperature on the high side of 110° F.
What do you know about the refrigerant?
Saturation Temp. = 120° F.
HT HP SCLSub-cooled by 10° F.
Temp. Taken in this area!
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R-134a
You have a Suction Pressure of 5.50 PSIG. What do we know about the refrigerant leaving the TXV?
Saturation Temp. = -2° F.
LT LP S.M.
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R-134a
You have a Suction Pressure of 5.50 PSIG. You find a temperature at the TXV Bulb of 5.0° F.
What do you know about the refrigerant?
Saturation Temp. = -2° F.
LT LP SHV Superheated by 7° F.