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This paper describes the geometry and other boundary conditions for a test case which can be used to test different two-dimensional CFD codes in the lEA Annex 20 work.
The given supply opening is large compared with practical openings. Therefore, this geometry will reduce the need for a high number of grid points in the wall jet region.
Original languageEnglish
Place of PublicationAalborg
PublisherInstitut for Bygningsteknik, Aalborg Universitet
Number of pages15
Publication statusPublished - 1990
SeriesGul Serie

Bibliographical note

International Energy Agency, Energy Conservation in Buildings and Community Systems, Annex 20: Air Flow Pattern within Buildings

PDF for print: 22 pp.


  • Ventilation
  • Room Air Distribution
  • Two-Dimensional Test Case
  • Benchmark Test for Room Air Distribution

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