Flywheel (disambiguation)

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A flywheel is a rotating disk used as a storage device for kinetic energy.

The term also may refer to:

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Uninterruptible power supply Electrical device that uses batteries to prevent any interruption of power flow

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Flywheel heavy mechanical wheel specifically designed to efficiently store kinetic energy

A flywheel is a mechanical device specifically designed to efficiently store rotational energy, which is proportional to the square of its rotational speed and its mass. Flywheels resist changes in rotational speed by their moment of inertia and in order to change a flywheel's stored energy its rotational speed must be increased or decreased. Since flywheels act as mechanical energy storage devices, they are the kinetic-energy-storage analogue to electrical inductors, for example, which are a type of accumulator. Like other types of accumulators, flywheels smooth the ripple in power output, providing surges of high power output as required, absorbing surges of high power input as required, and in this way act as low-pass filters on the mechanical velocity of the system.

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Shyster is a slang word for someone who acts in a disreputable, unethical, or unscrupulous way, especially in the practice of law, sometimes also politics or business.

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Flywheel, Shyster, and Flywheel is a situation comedy radio show starring two of the Marx Brothers, Groucho and Chico, and written primarily by Nat Perrin and Arthur Sheekman. The series was originally broadcast in the United States on the National Broadcasting Company's Blue Network beginning November 28, 1932, and ended May 22, 1933. Sponsored by the Standard Oil Companies of New Jersey, Pennsylvania and Louisiana and the Colonial Beacon Oil Company, it was the Monday night installment of the Five-Star Theater, an old-time radio variety series that offered a different program each weeknight. Episodes were broadcast live from NBC's WJZ station in New York City and later from a sound stage at RKO Pictures in Los Angeles, California, before returning to WJZ for the final episodes.

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Five-Star Theater is an American radio series that premiered on Monday, November 28, 1932, on NBC's Blue Network, sponsored by the Standard Oil Companies of New Jersey, Pennsylvania and Louisiana and the Colonial Beacon Oil Company. It was broadcast every weeknight at 7:30 p.m., but with a different program of comedy, music or drama each night.

Flywheel, Shyster, and Flywheel is a BBC Radio 4 1990 situation comedy radio show, adapted from a 1932 American radio show of the same name. The original series starred two of the Marx Brothers, Groucho and Chico, and was written primarily by Nat Perrin and Arthur Sheekman. It depicted the misadventures of a small law firm, with Groucho acting as attorney Waldorf T. Flywheel, and Chico playing Flywheel's assistant Emmanuel Ravelli. In 1988 the show scripts were rediscovered in the US Library of Congress, and were adapted by the BBC two years later. The lead roles are performed by professional Marx Brothers soundalikes: Michael Roberts as Groucho's Flywheel and Frank Lazarus as Chico's Ravelli. Other cast members include Lorelei King playing all the female roles, with Spike Milligan and Dick Vosburgh guest starring. During the recording sessions, on occasions Michael Roberts would adlib certain comments and these were left in the final recordings.

Flywheel energy storage

Flywheel energy storage (FES) works by accelerating a rotor (flywheel) to a very high speed and maintaining the energy in the system as rotational energy. When energy is extracted from the system, the flywheel's rotational speed is reduced as a consequence of the principle of conservation of energy; adding energy to the system correspondingly results in an increase in the speed of the flywheel.

Kinetic Traction Systems is a business founded in November 2010, producing Flywheel energy storage systems for electric railways and grid storage.

Dual-mass flywheel

A dual-mass flywheel is a rotating mechanical device that is used to provide continuous energy in systems where the energy source is not continuous, the same way as a conventional flywheel acts, but damping any violent variation of torque or revolutions that could cause an unwanted vibration. The vibration reduction is achieved by accumulating stored energy in the two flywheel half masses over a period of time but damped by a series of strong springs, doing that at a rate that is compatible with the energy source, and then releasing that energy at a much higher rate over a relatively short time. A compact dual-mass flywheel often includes the whole clutch, including the pressure plate and the friction disc.