Resources Contact Us Home
System and method for controlled expansion valve adjustment

Image Number 4 for United States Patent #8196421.

A method for controlling temperature pulldown of an enclosure with a refrigeration system having a compressor, a heat rejecting heat exchanger, an expansion valve, and an evaporator comprises circulating a refrigerant through the refrigeration system, sensing a parameter of the enclosure, determining a desired evaporator pressure based upon the parameter sensed, and adjusting the expansion valve as a function of the desired evaporator pressure.

  Recently Added Patents
Case for electronic device
Method and apparatus of communication using soft decision
Architectural panel with millet and grass
Detection of procedural deficiency across multiple business applications
Manipulation of an alternative respiratory pathway in photo-autotrophs
Power semiconductor module
Motor with power-generation coil module
  Randomly Featured Patents
Adjustable hinge
Procatalyst composition for homo- and copolymerization of alpha olefins, its preparation and its use
Holographic recording medium and encoding/decoding method thereof
Implantable drug reservoir and device having an implantable drug reservoir
Toy seat or similar article
Semiconductor device testing device
Low temperature growth of silicon dioxide on silicon
Motor vehicle fuel vapor emission control assembly
Motor vehicle and/or toy replica thereof