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dynamic braking

noun, Railroads.
1.
a braking system used on electric and diesel-electric locomotives in which the leads of the electric motors can be reversed so that the motors act as generators, offering resistance to the rotating wheel axles and dissipating kinetic energy, thereby retarding the locomotive.
Origin
1925-1930
1925-30
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for dynamic braking
  • Some of the proven systems are counterweight safeties, electrical dynamic braking, and a pneumatic rope brake system.
  • Braking is accomplished by dynamic braking, by use of the automatic brake, and by use of the independent brake.
  • The third test used the service air brake and dynamic braking but did not use the emergency brake.
  • Dangerous robot movement is arrested by dynamic braking systems rather than simple power cut-off.
  • Traction motor performance in both traction and dynamic braking modes will be monitored.
  • dynamic braking is another unique feature of locomotives setting them apart from other mobile sources.

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