TERMIUM Plus®

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DIRECT-AXIS SUBTRANSIENT REACTANCE [1 record]

Record 1 2014-08-29

English

Subject field(s)
  • Measurements of Electricity
  • Electric Rotary Machines
DEF

The quotient of the initial value of a sudden change in that fundamental a.c. [alternating current] component of armature voltage, which is produced by the total direct-axis armature flux, and the value of the simultaneous change in fundamental a.c. component of direct-axis armature current, the machine running at rated speed.

OBS

direct-axis sub-transient reactance: term and definition standardized by the International Electrotechnical Commission (IEC).

Key term(s)
  • direct-axis subtransient reactance

French

Domaine(s)
  • Mesures de grandeurs électriques
  • Machines tournantes électriques
DEF

Quotient de la valeur initiale d'une variation brusque du terme fondamental de la composante de la tension d'induit, produite par le flux longitudinal total, par la valeur de la variation simultanée du terme fondamental de la composante du courant d'induit longitudinal, la machine tournant à sa vitesse assignée.

OBS

réactance subtransitoire longitudinale : terme et définition normalisés par la Commission électrotechnique internationale (CEI).

Spanish

Campo(s) temático(s)
  • Medida de la electricidad
  • Máquinas rotativas eléctricas
DEF

Cociente del valor inicial de una variación brusca del término fundamental de la componente de la tensión de inducido, producida por el flujo longitudinal total, dividido por el valor de la variación simultánea del término fundamental de la componente de la corriente de inducido longitudinal, girando la máquina a su velocidad nominal.

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