propeller-type windmill

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• windmill — /wind mil /, n. 1. any of various machines for grinding, pumping, etc., driven by the force of the wind acting upon a number of vanes or sails. 2. (loosely) a wind generator; wind plant. 3. Aeron. a small air turbine with blades, like those of an …   Universalium

• Controllable pitch propeller — A controllable pitch propeller (CPP) or variable pitch propeller is a type of propeller with blades that can be rotated around their long axis to change their pitch. If the pitch can be set to negative values, the reversible propeller can also… …   Wikipedia

• Constant speed propeller — Cutaway constant speed propeller hub …   Wikipedia

• turbine — /terr bin, buyn/, n. any of various machines having a rotor, usually with vanes or blades, driven by the pressure, momentum, or reactive thrust of a moving fluid, as steam, water, hot gases, or air, either occurring in the form of free jets or as …   Universalium

• List of Historic Mechanical Engineering Landmarks — The following is a list of Historic Mechanical Engineering Landmarks as designated by the American Society of Mechanical Engineers since it began the program in 1971. The designation is granted to existing artifacts or systems representing a… …   Wikipedia

• 1956 Trans-Canada Air Lines accident — Infobox Airliner accident|name=Trans Canada Airlines CF TGR Date=July 9, 1956 Type=Mechanical failure Site=over Flat Rock, Michigan, USA Fatalities=1 Injuries=5 Aircraft Type=Vickers Viscount 700 Operator=Trans Canada Airlines Tail… …   Wikipedia

• Darrieus wind turbine — Fig. 1: A Darrieus wind turbine once used to generate electricity on the Magdalen Islands The Darrieus wind turbine is a type of vertical axis wind turbine (VAWT) used to generate electricity from the energy carried in the wind. The turbine… …   Wikipedia

• Panemone — A panemone is a type of wind turbine. It is characterised by the fact that the rotating axis is positioned at 90 degrees to the direction of the wind, while the wind catching blades move parallel to the wind. By contrast, the shaft of a propeller …   Wikipedia

• Tidal power — Tidal power, sometimes called tidal energy, is a form of hydropower that converts the energy of tides into electricity or other useful forms of power.Although not yet widely used, tidal power has potential for future electricity generation. Tides …   Wikipedia

• technology, history of — Introduction       the development over time of systematic techniques for making and doing things. The term technology, a combination of the Greek technē, “art, craft,” with logos, “word, speech,” meant in Greece a discourse on the arts, both… …   Universalium

• Anemometer — A hemispherical cup anemometer of the type invented in 1846 by John Thomas Romney Robinson Cup ty …   Wikipedia