High pressure steam water injector comprising an axial drain

The steam injector is characteristic in its high pressure and improved start-up. It uses an axial drain ( 10 ) positioned in the centre of the neck ( 5 ) downstream from the mixing chamber ( 4 ) and inserted in the diffuser ( 7 ) for the purpose of narrowing the section of the neck ( 5 ) and evacuat...

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Bibliographische Detailangaben
Hauptverfasser: Dumaz, Patrick, Duc, Bertrand
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:The steam injector is characteristic in its high pressure and improved start-up. It uses an axial drain ( 10 ) positioned in the centre of the neck ( 5 ) downstream from the mixing chamber ( 4 ) and inserted in the diffuser ( 7 ) for the purpose of narrowing the section of the neck ( 5 ) and evacuating a large part of the steam which has not been condensed. The axial drain ( 10 ) may be mounted so that it is axially mobile. Application to the water supply for steam generators in pressurized water nuclear reactors.