eddy current

eddy current

English

Noun

eddy current (plural eddy currents)

  1. (physics) An induced electric current formed within the body of a conductor when it is exposed to a time varying magnetic field; used in induction heating and in some braking and damping systems.
    • 2026 March 18, Peter Plisner, “Tackling broken rails: the skills and technology improving safety”, in RAIL, number 1057, page 30:
      Rail inspection focuses on identifying defects through ultrasonic testing and eddy-current assessment, so that issues can be removed before they lead to rail breaks.

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