Rotor

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Rotor may refer to:

Science and technology[edit]

Engineering[edit]

  • A rotating part of a mechanical device, for example in an electric motor, generator, alternator or pump
  • Rotor (electric), the non-stationary part of an alternator or electric motor, operating with a stationary element called the stator
  • Helicopter rotor, the rotary wing(s) of a rotorcraft such as a helicopter
  • ROTOR, a former radar project in the UK following the Second World War
  • Rotor (turbine), the rotor of a turbine powered by fluid pressure
  • Rotor (crank), a variable-angle bicycle crank
  • Rotor (brake), the disc of a disc brake, in U.S. terminology
  • Rotor (brake mechansm), a device that allows the handlebars and fork to revolve indefinitely without tangling the rear brake cable - see Detangler
  • Rotor (distributor), a component of the ignition system of an internal combustion engine
  • Rotor (engine), the powered part of a pistonless rotary engine
  • Rotor (antenna)

Computing[edit]

  • Rotor machine, the rotating wheels used in certain cipher machines, such as the German Enigma machine
  • Rotor (software project), the former code name for Microsoft's shared source implementation of its Common Language Infrastructure

Medicine, biology, chemistry[edit]

Mathematics[edit]

  • Rotor (mathematics), an n-blade object in geometric algebra, which rotates another n-blade object about a fixed or translated point
  • Curl (mathematics), known as rotor in some countries, a vector operator that shows a vector field's rate of rotation

Other uses[edit]