Article
Ducted Axial Fan (ANC) U.S. Patent 5,526,432
Engineering Faculty Publications
Document Type
Patent
Publication Date
6-1-1996
Disciplines
Abstract
A ducted axial fan for large diameter ducts (11) which includes equidistantly spaced sensors (22,23) upstream and downstream of an axial fan and spaced actuators (24, 26) located around the periphery of said duct to cancel tonal noise caused by the air turbulence generated by the rotation of the fan.
Published Citation
Denenberg; Jeffrey N.. Ducted Axial Fan (ANC) U.S. Patent 5,526,432 issued June, 1996
Citation Information
Jeffrey N. Denenberg. "Ducted Axial Fan (ANC) U.S. Patent 5,526,432" (1996) Available at: http://works.bepress.com/jeffrey_denenberg/18/
U.S. Patent 5,526,432 issued June, 1996