Large centrifugal impeller compressors are commonplace throughout the petrochemical sector, where they usually operate on a continuous duty basis. When a scheduled maintenance task at a refinery in ...

After reciprocating, sliding vane compressors, also referred to as rotary vane compressors, are one of the oldest types of compressors. The first known description of a sliding vane pump was in a book ...

Based on the advantages of energy saving, environmental protection and high efficiency, carbon dioxide heat pump system has great application prospects. However, there are still many technical ...