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Title: Transition mixing study empirical model report, September 1986-January 1988

Technical Report ·
OSTI ID:6658705

The empirical model developed in the NASA Dilution Jet Mixing Program has been extended to include the curvature effects of transition liners. This extension is based on the results of a 3-D numerical model generated under this contract. The empirical model results agree well with the numerical model results for all tests cases evaluated. The empirical model shows faster mixing rates compared to the numerical model. Both models show drift of jets toward the inner wall of a turning duct. The structure of the jets from the inner wall does not exhibit the familiar kidney-shaped structures observed for the outer wall jets or for jets injected in rectangular ducts.

Research Organization:
Garrett Engine Co., Phoenix, AZ (USA)
OSTI ID:
6658705
Report Number(s):
N-88-30076; NASA-CR-182139; NAS-1.26:182139; GARRETT-21-6689
Country of Publication:
United States
Language:
English