Many refrigeration compressors incorporate a suction service valve and a discharge service valve. These are used to allow refrigeration gauges to be attached to the system; and, if needed, they are ...

Automobiles and commercial vehicles originally sported naturally aspirated engines. Back in the 1920s, the Mercedes 6/25 PS and Mercedes 10/40 PS introduced the world of road-going cars to Roots-type ...

Diagnosing a faulty compressor valve is something HVAC technicians have to deal with on a semi-regular basis, and while a bad valve is often not the main reason a compressor fails, it is an integral ...

Vehicle cooling and warming systems, also known as air conditioners, are desirable technologies in vehicles. They provide a comfortable climate for the driver and passengers by keeping the cabin cool ...

Installing a recycle valve in parallel with the antisurge valve of a turbine-driven multistage (low pressure/high pressure) centrifugal compressor, in combination with control system modifications, ...