TECHNICAL PAPERS: Gas Turbines: Heat Transfer and Turbomachinery

Cooling Air Temperature Reduction in a Direct Transfer Preswirl System

[+] Author and Article Information
T. Geis, M. Dittmann, K. Dullenkopf

Lehrstuhl und Institut fur Thermische Strömungsmaschinen, University of Karlsruhe, 76128 Karlsruhe, Germany

J. Eng. Gas Turbines Power 126(4), 809-815 (Nov 24, 2004) (7 pages) doi:10.1115/1.1765124 History: Received October 01, 2002; Revised March 01, 2003; Online November 24, 2004
Copyright © 2004 by ASME
Your Session has timed out. Please sign back in to continue.



Grahic Jump Location
Details of preswirl chamber, (dimensions in mm)
Grahic Jump Location
Moment on rotor and corresponding temperature elevation
Grahic Jump Location
Comparison between measured and theoretical temperatures—effect of β̄eff and Mrotor
Grahic Jump Location
Temperature elevation due to losses inside preswirl cavity and nozzle
Grahic Jump Location
Nondimensional temperature reduction (s=10 mm,c/d=0.04)
Grahic Jump Location
Total temperatures (s=10 mm,c/d=0.04)
Grahic Jump Location
Detailed view of one total temperature probe
Grahic Jump Location
Flow velocities inside the preswirl chamber
Grahic Jump Location
Measured recovery factors for three cylindrical stagnation probes of equal shape
Grahic Jump Location
Instrumentation of the receiver holes




Some tools below are only available to our subscribers or users with an online account.

Related Content

Customize your page view by dragging and repositioning the boxes below.

Related Journal Articles
Related eBook Content
Topic Collections

Sorry! You do not have access to this content. For assistance or to subscribe, please contact us:

  • TELEPHONE: 1-800-843-2763 (Toll-free in the USA)
  • EMAIL: asmedigitalcollection@asme.org
Sign In