A thermostatic expansion valve (TXV) is designed to maintain a specific amount of superheat at the outlet of the evaporator. If the superheat value is too high or too low, the TXV may be the cause.
When troubleshooting a system with a thermostatic expansion valve (TXV), it is a good practice to measure the refrigerant’s superheat value leaving the evaporator. This is one of several good ...
When we last spoke to the people at Microstaq Inc., maker of the silicon Ventillum microelectromechanical systems (MEMS) expansion valve IC, they were busy addressing the requirements of the HVAC ...
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