Thermal characterization of turbulent tube flows over diamond-shaped elements in tandem

International Journal of Thermal Sciences

Volumn 49, Issue 6, 2010, Pages 1051-1062

  Eiamsa ard, Smith ^a   Promvonge, Pongjet ^b  

^a MAHANAKORN UNIVERSITY OF TECHNOLOGY   (Thailand)

^b KING MONGKUT'S INSTITUTE OF TECHNOLOGY LADKRABANG   (Thailand)

Author keywords

D shape turbulence promoter; Friction factor; Heat transfer enhancement

Indexed keywords

CONE ANGLE; CONVECTIVE HEAT TRANSFER; D-SHAPE; FRICTION FACTORS; HEAT TRANSFER ENHANCEMENT; HEAT TRANSFER RATE; INTERACTIVE EFFECT; PRESSURE LOSS; PUMPING POWER; RE-CIRCULATION FLOW; STRONG TURBULENCE; TAIL LENGTH; TANDEM ARRANGEMENT; TEST TUBE; THERMAL CHARACTERIZATION; TUBE FLOW; TURBULATORS; TURBULENCE PROMOTERS; UNIFORM HEAT FLUX;

COOLING SYSTEMS; DIAMONDS; EXPERIMENTS; FRICTION; HEAT TRANSFER COEFFICIENTS; NUSSELT NUMBER; REYNOLDS NUMBER; TRIBOLOGY; TUBES (COMPONENTS); TURBULENCE;

HEAT EXCHANGERS;

EID: 77950022577     PISSN: 12900729     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.ijthermalsci.2009.12.003     Document Type: Article

References (12)

1. Junkhan G.H., Bergles A.E., Nirmalan V., and Ravigururajan T. Investigation of turbulators for fire tube boilers. ASME Journal Heat Transfer 107 (1985) 354-360
2. Ayhan T., Azak Y., Demirtas C., and Ayhan B. Numerical and Experimental Investigation of Enhancement of Turbulent Flow Heat Transfer in Tubes by Means of Truncated Hollow Cone Inserts, Heat Transfer Enhancement of Heat Exchangers (1999), Kluwer Academic Publishers pp. 347-356
3. Durmus A. Heat transfer and exergy loss in cut out conical turbulators. Energy Conversion and Management 45 (2004) 785-796
4. Yakut K., Sahin B., and Canbazoglu S. Performance and flow-induced vibration characteristics for conical-ring turbulators. Applied Energy 79 (2004) 65-76
5. Yakut K., and Sahin B. Flow-induced vibration analysis of conical rings used of heat transfer enhancement in heat exchanger. Applied Energy 78 (2004) 273-288
6. Promvonge P., and Eiamsa-ard S. Heat transfer and turbulent flow friction in a circular tube fitted with conical-nozzle turbulators. International Communications in Heat and Mass Transfer 37 (2007) 72-82
7. Promvonge P., and Eiamsa-ard S. Heat transfer enhancement in a tube with combined conical-nozzle inserts and swirl generator. Energy Conversion and Management 47 (2006) 2867-2882
8. Eiamsa-ard S., and Promvonge P. Experimental investigation of heat transfer and friction characteristics in a circular tube fitted with V-nozzle turbulators. International Communications in Heat and Mass Transfer 33 (2006) 591-600
9. Promvonge P. Heat transfer behaviors in round tube with conical ring inserts. Energy Conversion and Management 49 (2007) 8-15
10. Akansu S.O. Heat transfers and pressure drops for porous ring turbulators in a circular pipe. Applied Energy 83 (2006) 280-298
11. Charun H. Heat transfer and pressure drop in a vertical tube with a nodular turbulizer. Applied Thermal Engineering 28 (2008) 1984-1994
12. Incropera F.P., De Witt D.P., Bergman T.L., and Lavine A.S. Fundamentals of Heat and Mass Transfer (2006), John-Wiley & Sons