Definition of water wheel
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Water wheel () Any wheel for propelling machinery or for other purposes, that is made to rotate by the direct action of water; -- called an overshot wheel when the water is applied at the top, an undershot wheel when at the bottom, a breast wheel when at an intermediate point; other forms are called reaction wheel, vortex wheel, turbine wheel, etc..
Lern More About Water Wheel
Noria ::
Noria (n.) A large water wheel, turned by the action of a stream against its floats, and carrying at its circumference buckets, by which water is raised and discharged into a trough; used in Arabia, China, and elsewhere for irrigating land; a Persian wheel..
Penstock ::
Penstock (n.) A close conduit or pipe for conducting water, as, to a water wheel, or for emptying a pond, or for domestic uses..
Water Motor ::
Water motor () A water wheel; especially, a small water wheel driven by water from a street main..
Breastwheel ::
Breastwheel (n.) A water wheel, on which the stream of water strikes neither so high as in the overshot wheel, nor so low as in the undershot, but generally at about half the height of the wheel, being kept in contact with it by the breasting. The water acts on the float boards partly by impulse, partly by its weight..
Shroud ::
Shroud (n.) One of the two annular plates at the periphery of a water wheel, which form the sides of the buckets; a shroud plate..
Race ::
Race (n.) The current of water that turns a water wheel, or the channel in which it flows; a mill race..
Governor ::
Governor (n.) A contrivance applied to steam engines, water wheels, and other machinery, to maintain nearly uniform speed when the resistances and motive force are variable..
Turbine ::
Turbine (n.) A water wheel, commonly horizontal, variously constructed, but usually having a series of curved floats or buckets, against which the water acts by its impulse or reaction in flowing either outward from a central chamber, inward from an external casing, or from above downward, etc.; -- also called turbine wheel..
Paddle ::
Paddle (v. i.) One of the broad boards, or floats, at the circumference of a water wheel, or paddle wheel..
Danaide ::
Danaide (n.) A water wheel having a vertical axis, and an inner and outer tapering shell, between which are vanes or floats attached usually to both shells, but sometimes only to one..
Wicket ::
Wicket (n.) A small gate by which the chamber of canal locks is emptied, or by which the amount of water passing to a water wheel is regulated..
Bucket ::
Bucket (n.) One of the receptacles on the rim of a water wheel into which the water rushes, causing the wheel to revolve; also, a float of a paddle wheel..
Water Wheel ::
Water wheel () Any wheel for propelling machinery or for other purposes, that is made to rotate by the direct action of water; -- called an overshot wheel when the water is applied at the top, an undershot wheel when at the bottom, a breast wheel when at an intermediate point; other forms are called reaction wheel, vortex wheel, turbine wheel, etc..
High-pressure ::
High-pressure (a.) Having or involving a pressure greatly exceeding that of the atmosphere; -- said of steam, air, water, etc., and of steam, air, or hydraulic engines, water wheels, etc..
Undershot ::
Undershot (a.) Moved by water passing beneath; -- said of a water wheel, and opposed to overshot; as, an undershot wheel..
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