08967964 cites 45 patents.

A boundary layer energizer (20) for energizing a boundary layer flow over a surface (22), the boundary layer energizer (20) comprising a plurality of passages (24), each passage terminating in a respective hole (26) provided on the surface (22), the holes being arranged in a cluster (23) on the surface, wherein the plurality of passages are angled with respect to one another at the surface such that, when in use, a vortex (24) is formed by a fluid flowing through the plurality of passages.

Title
Boundary layer energiser
Application Number
12/883553
Publication Number
8967964 (B2)
Application Date
September 16, 2010
Publication Date
March 3, 2015
Inventor
Zahid M Hussain
Derby
GB
Christopher T J Sheaf
Derby
GB
Agent
Oliff
Assignee
Rolls Royce
GB
IPC
B64D 33/02
B64D 27/02
F01D 5/14
F02K 1/34
B64D 29/04
B64C 21/08
B64C 21/04
B64C 11/48
F02K 3/04
F01D 5/18
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