How to Design a Thermostatic Expansion Valve for Refrigerants?

[johnmane]

:!) anybody knows @ design of thermostatic expansion valve used in refrigeration and air conditioning.....?

 

[stewartcs]

:!) anybody knows @ design of thermostatic expansion valve used in refrigeration and air conditioning.....?

Welcome to PF johnmaine,

Please try to be as specific as possible with your questions so that you may get an appropriate response.

CS

 

[johnmane]

thanks for advice stewartcs,
actually i want to know design procedure (that should include formulae) to design expansion valve for refrigerants...e.g. say for R22 for specific pressure drop ...how to design expansion valve...how to fix the diameters of valves...