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UNDER-AND OVERPRESSURE IN COLD ROOMS. PRESSURE EQUILIBRIUM DEVICES.

[In Portuguese. / En portugais.]

Author(s) : VENANCIO MACHADO

Type of article: Article

Summary

CAUSES OF PRESSURE VARIATIONS IN COLD ROOMS: TEMPERATURE VARIATIONS OF THE AIR INSIDE THE ROOM ; DOOR OPENING ; DEFROSTING. DESCRIPTION OF VARIOUS EQUILIBRIUM DEVICES ; SYPHON ; HYDRAULIC VALVE ; TWO-DIRECTION BLADE ; AMERICAN BOX ; PNEUMATIC BAG. LOCATION AND MAINTENANCE OF SUCH DEVICES. EXAMPLES OF ACCIDENTS IN COLD ROOMS CAUSED BY PRESSURE VARIATION. J.G.

Details

  • Original title: [In Portuguese. / En portugais.]
  • Record ID : 1983-1464
  • Languages: Portuguese
  • Source: Rev. port. Frio - vol. 5 - n. 18
  • Publication date: 1981
  • Document available for consultation in the library of the IIR headquarters only.

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