Flow spreading diffuser

Details Flow spreading diffuser Flow spreading diffuser

1992-11-16

1994-08-09

Bertsch, Richard A.

Power plants

Combustion products used as motive fluid

Combustion products generator

60747, F02C 100

Patent

active

053355016

ABSTRACT:
In accordance with the present invention, a diffuser for a gas turbine engine having a compressor providing compressed airflow thereto is disclosed having an outer wall and an inner wall, with a plurality of circumferential splitter vanes disposed therebetween to define a plurality of channels for diffusing airflow therethrough. The splitter vanes have an aft end and a leading edge, with the aft end being thicker and tapering in size to the leading edge. The splitter vanes also have a relatively thick bluff base region in order to better spread the airflow radially.

REFERENCES:
patent: 2556161 (1951-06-01), Bailey
patent: 2833115 (1958-05-01), Clarke et al.
patent: 3788065 (1974-01-01), Markowski
patent: 3910035 (1975-10-01), Juhasz et al.
patent: 4918926 (1990-04-01), Nikkanen
patent: 5077967 (1992-01-01), Widener et al.
patent: 5099644 (1992-03-01), Sabla et al.
patent: 5134855 (1992-08-01), Belcher et al.

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