TERMIUM Plus®

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automatic extraction turbine [1 record]

Record 1 1986-11-20

English

Subject field(s)
  • Steam Turbines
DEF

... machine designed for the withdrawal of variable quantities of constant-pressure steam from one or more extraction points along the path of flow, regardless of how much load is being carried by the turbine. Such turbines are widely used in industrial power plants where steam is needed at one or more pressures for process work.

OBS

In an automatic extraction turbine the extraction pressure is controlled; in a non-automatic extraction turbine the extraction pressure is uncontrolled.

French

Domaine(s)
  • Turbines à vapeur
OBS

Dans les turbines à soutirage on prélève de la vapeur pour l'utiliser au réchauffage de l'eau d'alimentation reprise au condenseur; on réalise ainsi une amélioration du cycle de fonctionnement.

OBS

Prélèvement de vapeur. On améliore le rendement d'une turbine en effectuant, au fur et à mesure de la détente, c'est-à-dire aux divers étages de la turbine, des soutirages de vapeur successifs, à des températures décroissantes, pour réchauffer l'eau d'alimentation jusqu'à la température de la chaudière.

OBS

turbine à prise de vapeur.

Spanish

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