The influence of Reynolds Number and size effects on pressure loss factors of ductwork components

Building Services Engineering Research and Technology

Volumn 27, Issue 4, 2006, Pages 261-283

  Koch, Peter ^a,b,c  

^a Coventry University ^*  (France)

^b Faculty of Engineering and Computing   (United Kingdom)

^c UNIV GRENOBLE ALPES   (France)

Author keywords

[No Author keywords available]

Indexed keywords

DUCTWORK COMPONENT; PRESSURE LOSS FACTORS; SIZE EFFECTS;

COMPUTATIONAL FLUID DYNAMICS; ENGINEERING RESEARCH; MATHEMATICAL MODELS; PRESSURE EFFECTS; REYNOLDS NUMBER;

DUCTS;

EID: 33751223837     PISSN: 01436244     EISSN: None     Source Type: Journal    
DOI: 10.1177/0143624406071472     Document Type: Article

References (16)

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12. 1 giving single values of pressure loss coefficient. However the reference value of Reynolds Number for which values are quoted, is not given. Neither does it appear to be consistent.)
13. ASHRAE. Duct Fitting Database. American Society of Heating, Refrigerating and Air-Conditioning Engineers, 2002.
14. HVCA. DW/144: Specification for sheet metal ductwork. 1998.
15. CETIAT. Catalogue des coefficients de perte d'énergie mécanique (Pressure loss coefficients). Becirspahic S et Dagonnot J. NTO Nr 90.307. Centre Technique des Industries Aéraulique et Thermiques, 69603 Villeurbanne, France, 1990.
16. Smith JR & Jones JW. Pressure loss in high velocity flat over duct fittings. ASHRAE Trans 1976, 82: 157-76.