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GAS HEAT SWITCHES.

Author(s) : TWARD E.

Summary

THERMALLY OPERATED GAS HEAT SWITCHES FOR USE IN REFRIGERATION SYSTEMS OPERATING IN THE TEMPERATURE RANGE 4 TO 300 K HAVE BEEN DESIGNED AND CONSTRUCTED. THE SWITCHES ARE OPERATED BY A MINIATURE ADSORPTION PUMP WHICH WHEN HEATED SUPPLIES GAS TO THE SWITCH, TURNING IT ON, AND WHEN COOLED REMOVES GAS FROM THE SWITCH, TURNING IT OFF. THE SWITCHES HAVE BEEN OPERATED AT 4, 77 AND 300 K WITH HE OR H2 GAS ADSORBED ON EITHER CHARCOAL OR ZEOLITHE 13 X. SWITCHING TIMES AS LOW AS A SECOND AND SWITCHING RATIOS OF 80 HAVE BEEN ACHIEVED IN MINIATURE DEVICES WHOSE TOTAL MASS IS 8 GRAMS.

Details

  • Original title: GAS HEAT SWITCHES.
  • Record ID : 1982-0429
  • Languages: English
  • Publication date: 1980
  • Source: Source: NBS spec. Publ./ Conf. NBS-IIF, Boulder
    n. 607; 178-185; 5 fig.; 6 ref.
  • Document available for consultation in the library of the IIR headquarters only.

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