Thermostatic Expansion Valve Sizing

Size thermostatic expansion valve (TEV/TXV) for refrigeration system based on capacity and pressure drop.

System cooling capacity at design conditions.
Btu/h
Saturated suction temperature.
°F
Saturated discharge temperature.
°F
Temperature of liquid refrigerant entering valve.
°F

Results

System Tonnage-tons
Required Valve Capacity-tons
Estimated Pressure Drop-psi
References: ASHRAE Handbook - Refrigeration, Chapter 11. Refrigerant-Control Devices. Expansion valve selection criteria.