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Article Type: Technical Papers
J. Eng. Gas Turbines Power. October 2004, 126(4): 786–793.
Published Online: November 24, 2004
... formed between the stage 2 rotor disk and the upstream diaphragm for two values of the diaphragm-to-rotor axial clearance. The pressure measurements indicate that ingestion of the highly swirling annulus flow leads to increased vortex strength within the cavity. This effect is particularly strong...