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hermetic centrifugal pump

Chiller — For other uses, see Chiller (disambiguation). York International water cooled chiller. A chiller is a machine that removes heat from a liquid via a vapor compression or absorption refrigeration cycle. This liquid can then be circulated through a… … Wikipedia
Gas compressor — A gas compressor is a mechanical device that increases the pressure of a gas by reducing its volume. Compressors are similar to pumps: both increase the pressure on a fluid and both can transport the fluid through a pipe. As gases are… … Wikipedia
science, history of — Introduction the history of science from its beginnings in prehistoric times to the 20th century. On the simplest level, science is knowledge of the world of nature. There are many regularities in nature that mankind has had to… … Universalium
McQuay International — is a global corporation that designs, manufacturers and sells heating, ventilation and air conditioning (HVAC) products, systems, parts and services for commercial buildings. Since 2006 McQuay has been a subsidiary of Daikin Industries, Ltd.… … Wikipedia
Motor capacitor — A motor capacitor,[1][2] such as a start capacitor or run capacitor, including a dual run capacitor,[2] is an electrical capacitor that alters the current to one or more windings of an electric motor to create a rotating magnetic field. It is… … Wikipedia