How to Design a Thermostatic Expansion Valve for Refrigerants?

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SUMMARY

The discussion focuses on the design procedure for thermostatic expansion valves used in refrigeration and air conditioning systems, specifically for refrigerants like R22. Participants seek detailed methodologies, including relevant formulas for calculating the necessary parameters such as pressure drop and valve diameters. The conversation emphasizes the importance of precise specifications to achieve optimal performance in refrigeration applications.

PREREQUISITES
  • Understanding of thermodynamic principles related to refrigeration cycles
  • Familiarity with refrigerants, particularly R22
  • Knowledge of fluid dynamics and pressure drop calculations
  • Experience with valve design and sizing techniques
NEXT STEPS
  • Research the design formulas for thermostatic expansion valves specific to R22
  • Study fluid dynamics principles to understand pressure drop in valves
  • Explore valve sizing techniques and methodologies in HVAC applications
  • Investigate the impact of different refrigerants on expansion valve design
USEFUL FOR

Engineers and designers in the HVAC industry, refrigeration technicians, and anyone involved in the design and optimization of thermostatic expansion valves for refrigerant systems.

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

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