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Vorticity Development in Highly Loaded Cascade Blades

Bagshaw, David; Ingram, Grant; Gregory-Smith, David; Atkins, W.S.

Authors

David Bagshaw

David Gregory-Smith

W.S. Atkins



Contributors

F. Heitmeir
Editor

F. Martelli
Editor

M. Manna
Editor

Abstract

A number of innovative techniques to reduce secondary flow, such as profiled endwalls and passage shaping have been proposed in recent years. This paper demonstrates how examining vorticity development through a highly loaded cascade can enhance the understanding of these complex technologies and their contribution to the design of modern machines. Such an understanding is necessary to fully exploit potential efficiency gains. The paper combines new experimental measurements with analysis of classical secondary flow theory for a turbine passage to build up a fuller picture of how innovative loss reduction techniques interact with secondary flows.

Citation

Bagshaw, D., Ingram, G., Gregory-Smith, D., & Atkins, W. (2009). Vorticity Development in Highly Loaded Cascade Blades. In F. Heitmeir, F. Martelli, & M. Manna (Eds.), 8th European Conference on Turbomachinery : fluid dynamics and thermodynamics (EUROTURBO 8), 23-27 March 2009, Graz, Austria ; proceedings (1277-1287)

Conference Name 8th European Conference on Turbomachinery, Fluid Dynamics and Thermodynamics.
Conference Location Graz, Austria.
Start Date Mar 23, 2023
Publication Date Mar 1, 2009
Deposit Date Oct 21, 2011
Pages 1277-1287
Book Title 8th European Conference on Turbomachinery : fluid dynamics and thermodynamics (EUROTURBO 8), 23-27 March 2009, Graz, Austria ; proceedings.
ISBN 9783851250367
Public URL https://durham-repository.worktribe.com/output/1159982
Publisher URL http://www.ub.tugraz.at/Verlag/
Additional Information Conference dates: March 23-27, 2009.