Influence of area ratio on flat oval divided-flow fitting loss coefficients

HVAC and R Research

Volumn 5, Issue 1, 1999, Pages 19-33

  Idem, Stephen ^a   Khodabakhsh, Fariborz ^b  

^a TENNESSEE TECHNOLOGICAL UNIVERSITY   (United States)

^b SOUTHERN COMPANY   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

ALGEBRA; FLOW OF FLUIDS; JOINTS (STRUCTURAL COMPONENTS);

DIVIDED-FLOW FITTING LOSS COEFFICIENTS;

DUCTS;

EID: 0032762480     PISSN: 10789669     EISSN: None     Source Type: Journal    
DOI: 10.1080/10789669.1999.10391221     Document Type: Article

References (14)

1. ASHRAE. 1992. Methods of Testing to Determine Flow Resistance of HVAC Air Ducts and Fittings Atlanta:American Society of Heating, Refrigerating and Air-Conditioning Engineers, Inc. ASHRAE Standard 120P, Draft 11
2. ASHRAE. 1993. ASHRAE Handbook—Fundamentals, Chapter 33 Atlanta:American Society of Heating, Refrigerating and Air-Conditioning Engineers, Inc.
3. Brooks, P. J., 1993. New ASHRAE Local Loss Coefficients for HVAC Fittings. ASHRAE Transactions, 99 (2):169–193.
4. Guffey, S. E., and Fraser, D. A., 1989. Kinetic Power Model of Junction Losses. ASHRAE Transactions, 95 (2):10–22.
5. Idelchik, I. E., Malyavskaya, G. R., Martynenko, O. G., and Fried, B., 1986. Handbook of Hydraulic Resistance, 2nd Edition New York:Hemisphere Publishing Corp.
6. Idem, S., Khodabakhsh, F., and Townsend, B., 1996. Laboratory Study to Determine the Flow Resistance of Flat Oval Ducts and Fittings Atlanta:American Society of Heating, Refrigerating and Air-Conditioning Engineers, Inc. ASHRAE 690-RP Final Report.
7. Jones, C. D., and Sepsy, C. F., 1963. Friction Loss Coefficients for Four 12 × 10 × 8 Divided Flow Fittings and Various Combinations for Branch Crossover Columbus, OH:United Sheet Metal, Division of United McGill Corp.
8. Jones, C. D., and Sepsy, C. F., 1969. Branch Loss Coefficients for 12 × 10 × 8 Plain and Combination Divided Flow Fittings Columbus, OH:United Sheet Metal, Division of United McGill Corp.
9. Sepsy, C. F., and Jones, C. D., 1969. An Experimental Study of Losses in Round Mitered Elbows, Mitered Tees and Capped Crosses Westerville, OH:United McGill Corp.
10. Sepsy, C. F., and Pies, D. B., 1973. An Experimental Study of the Pressure Losses in Converging Flow Fittings Used in Exhaust Systems Prepared at Ohio State University for the National Institute for Occupational Safety and Health. Document PB-221–130
11. Smith, J. R., and Jones, J. W., 1976. Pressure Loss in High Velocity Flat Oval Duct Fittings. ASHRAE Transactions, 82 (1):244–255.
12. Talbott, T. A., 1985. Converging Flow Fitting Test Program Westerville, OH:United McGill Corp. Laboratory Report No. SRF785E
13. Townsend, B., Khodabakhsh, F., and Idem, S., 1996a. Loss Coefficient Measurements for Flat Oval Elbows and Transitions. ASHRAE Transactions, 102 (2):159–169.
14. Townsend, B., Khodabakhsh, F., and Idem, S., 1996b. Loss Coefficient Measurements in Divided-Flow Flat Oval Fittings. ASHRAE Transactions, 102 (2):151–158.