- piston speed
- The speed of the piston for a given engine rpm
Dictionary of automotive terms. 2015.
piston speed
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Mean piston speed — The mean piston speed is the average speed of the piston in a reciprocating engine. It is a function of stroke and RPM. There is a factor of 2 in the equation to account for one stroke to occur in 1/2 of a crank revolution (or alternatively: two… … Wikipedia
speed — [1] The average rate at which an object is travelling. Measured as a relationship of distance per time e.g., meters per second (m/s), kilometers per hour (kph or km/h), feet per second (ft/sec.), miles per hour (mph), or revolutions per minute… … Dictionary of automotive terms
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Water speed record — The World Unlimited water speed record is the officially recognised fastest speed achieved by a water borne vehicle. The current record of 511 km/h (317 mph) was achieved in 1978. * From 1909 to 1927 the record was an unofficial listing from the… … Wikipedia
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Adjustable-speed drive — (ASD) or variable speed drive (VSD) describes equipment used to control the speed of machinery. Many industrial processes such as assembly lines must operate at different speeds for different products. Where process conditions demand adjustment… … Wikipedia
