Derivation of the optimal internal cooling geometry of a prismatic slab: Comparison of constructal and non-constructal geometries

Energy

Volumn 34, Issue 12, 2009, Pages 2167-2174

  Robbe, M ^a   Sciubba, E ^b  

^a ROLLS ROYCE PLC   (United Kingdom)

^b SAPIENZA UNIVERSITY OF ROME   (Italy)

Author keywords

Constructal design; Multilevel tube arrangement; Slab cooling

Indexed keywords

COOLING; DESIGN; GEOMETRY; PIPE FLOW; TURBOMACHINE BLADES;

COMPACT HEAT EXCHANGE; CONSTRUCTAL; CONSTRUCTAL DESIGN; COOLING FLUIDS; COOLING STRATEGY; COOLING TUBES; ENTRY LENGTH; GAS TURBINE BLADES; INITIAL CONFIGURATION; INTERNAL COOLING; LOCAL ANALYSIS; MASS FLOW RATE; OPTIMISATIONS; THERMAL FIELD; THERMAL PERFORMANCE; TUBE BUNDLE;

TUBES (COMPONENTS);

BOUNDARY CONDITION; COOLING; FLOW VELOCITY; HEAT TRANSFER; OPTIMIZATION; PERFORMANCE ASSESSMENT; STRUCTURAL ANALYSIS; TURBINE;

EID: 77949541341     PISSN: 03605442     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.energy.2008.08.028     Document Type: Article

References (7)

1. Bejan A., and Lorente S. Constructal theory of generation of configuration in nature and engineering. J Appl Phys 100 (2006) 041301
2. Bejan A. Advanced engineering thermodynamics. 3rd ed. (2006), Wiley, Hoboken
3. Bejan A., da Silva A., and Lorente S. Constructal multi-scale tree-shaped heat exchangers. J Appl Phys 96 No. 3 (Aug 2004) 1709-1718
4. Robbe M, Sciubba E, Bejan A, Lorente S. Numerical analysis of a tree-shaped cooling structure for a 2-d slab: a validation of a "constructally optimal configuration". Proceedings of eighth ASME-ESDA 2006, July 4-7, Torino, Ital; 2006. http://www.lamp.polito.it/esda2006/
5. Nikuradse J. Gesetzmässigkeit der turbulenten strömung in glatten rohren. Forschg Arb Ing Wes 356 (1932)
6. De Prosperis R. 3-D simulation of internal and external flows on a gas turbine rotoric blade. M.E. thesis, Università La Sapienza di Roma, Dip. Meccanica ed Aeronautica, Via Eudossiana 18, 00184, Roma, 2001 (in Italian).
7. Fluent 6.1 Documentation (2003), Fluent Inc.