Method and Equipment for Pulsed Charge Refrigeration

The invention relates to a method and device for pulsed charge refrigeration of a member from a Tokamak. The method uses a refrigeration device that subjects a working fluid such as helium to a work cycle comprising: compression, cooling, and decompression, as well as heat exchange with the member a...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: GRILLOT DAVID, AIGOUY GERALD, HELOIN VINCENT, BERNHARDT JEAN-MARC, BRIEND PIERRE, FAUVE ERIC
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:The invention relates to a method and device for pulsed charge refrigeration of a member from a Tokamak. The method uses a refrigeration device that subjects a working fluid such as helium to a work cycle comprising: compression, cooling, and decompression, as well as heat exchange with the member and heating. The refrigeration power produced by the refrigeration device is increased to a relatively high level when the Tokamak is in a plasma generation phase, and the refrigeration power produced by the refrigeration device is decreased to a relatively low level when the Tokamak is no longer in a plasma generation phase. Said method is characterized in that the increase in refrigeration power produced by the refrigeration device is automatically triggered in response to a signal produced during a step for starting plasma in the Tokamak.