cooling pump
101Reversing valve — A reversing valve removed from an HVAC heat pump for replacement. A reversing valve a type of valve and is a component in a heat pump, that changes the direction of refrigerant flow.[1][2] …
102Rolls-Royce Merlin — Merlin The Rolls Royce Merlin …
103Three Mile Island accident — The Three Mile Island accident of 1979 was the most significant accident in the history of the American commercial nuclear power generating industry. It resulted in the release of a significant amount of radioactivity, an estimated 43,000 curies… …
104Thermosiphon — (alt. thermosyphon) refers to a method of passive heat exchange based on natural convection which circulates liquid in a vertical closed loop circuit without requiring a conventional pump. Its intended purpose is to simplify the pumping of liquid …
105Carbon sink — A carbon sink is reservoir of carbon that accumulates and stores carbon for an indefinite period. The main natural sinks are: # Absorption of carbon dioxide by the oceans # Photosynthesis by plants and algae The process by which carbon sinks… …
106Internal combustion engine — The internal combustion engine is an engine in which the combustion of a fuel (normally a fossil fuel) occurs with an oxidizer (usually air) in a combustion chamber. In an internal combustion engine, the expansion of the high temperature and high …
107Dehumidifier — Typical portable dehumidifier, mounted on casters A dehumidifier is typically a household appliance that reduces the level of humidity in the air, usually for health reasons. Humid air can cause mold and mildew to grow inside homes, which pose… …
108Aircraft engine controls — provide a means for the pilot to control and monitor the operation of the aircraft s powerplant. This article describes controls used with a basic internal combustion engine driving a propeller. Some optional or more advanced configurations are… …
109Building automation — can also refer to Build automation, the practice of programmatically compiling software programs. A Building Automation System (BAS) is an example of a Distributed control system. Building automation describes the functionality provided by the… …
1102011 Tōhoku earthquake and tsunami — 2011 Miyagi earthquake redirects here. For the aftershock that occurred on 7 April, see April 2011 Miyagi earthquake. 2011 Tōhoku earthquake and tsunami 東日本大震災 An aerial view of damage in the Tōhoku region with black smoke coming from the Nippon… …
