IIR document

SURVEY OF AIR INFILTRATION INTO COLD STORES.

Author(s) : PHAM Q. T., OLIVER D. W.

Summary

ELEVEN 261 TO 252 K (-12 TO -21 DEG C) COLD STORES OF MODERN CONSTRUCTION (INCLUDING ONE < HIGH-RISE > STORE) WERE SURVEYED WITH REGARDS TO AIR INFILTRATION. FACTORS STUDIED INCLUDED NUMBER OF DOORS PER STORE, TOTAL DOOR AREA, STORE VOLUME, STORE FREE VOLUME, AMBIENT/STORE TEMPERATURE DIFFERENCE, DEGREE OF DOOR PROTECTION, AND TOTAL DOOR-OPENING TIME PER DAY. THE AIR CHANGE RATE AT NIGHT DEPENDED ON THE RATIO OF DOOR AREA TO STORE VOLUME AND THE DEGREE OF DOOR PROTECTION. THE AIR CHANGE RATE DURING WORKING HOURS DEPENDED ONLY ON THE RATIO SQUARE ROOT OF DOOR AREA TO STORE VOLUME, AND WAS NOT AFFECTED BY DOOR PROTECTION METHOD OR TOTAL DOOR-OPENING TIME. THIS WAS BECAUSE THE BETTER-PROTECTED DOORS WERE LEFT OPEN MORE FREQUENTLY AND FOR LONGER PERIODS. A VERY SIMPLE EQUATION IS SUGGESTED FOR THE DESIGN OF REFRIGERATION SYSTEMS.

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Format PDF

Pages: 109-116

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Details

  • Original title: SURVEY OF AIR INFILTRATION INTO COLD STORES.
  • Record ID : 1987-1455
  • Languages: English
  • Source: Technology advances in refrigerated storage and transport.
  • Publication date: 1985/11/17
  • Document available for consultation in the library of the IIR headquarters only.

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