A compressor is a mechanical device that increases the pressure of a gas by reducing its volume. An air compressor is a specific type of gas compressor.
A small stationary high pressure breathing air compressor for filling scuba cylinders
A powerful compressor for street work. Model XASS from Atlas Copco circa 1985.
Natural gas compressor at a gas well
High pressure reciprocating compressor from Belliss and Morcom, used in the bottling industry
Vapour-compression refrigeration or vapor-compression refrigeration system, in which the refrigerant undergoes phase changes, is one of the many refrigeration cycles and is the most widely used method
Compressor
…materials. Axial compressors are used in medium to large gas turbine engines, natural gas pumping stations, and some chemical plants. Compressors used in refrigeration systems must exhibit near-zero leakage to avoid the loss of the refrigerant if they are to function for years without service. This necessitates the…
Figure 5: Commercial water-cooled liquid chiller installation for building air conditioning
Ferdinand Carré's ice-making device