Accession Number:

ADD020128

Title:

Gaseous Cavity for Forward-Looking Sonar Quieting

Descriptive Note:

Patent application, Filed 6 Oct 2003

Corporate Author:

DEPARTMENT OF THE NAVY WASHINGTON DC

Personal Author(s):

Report Date:

2003-10-06

Pagination or Media Count:

13.0

Abstract:

This patent application discloses a sonar quieting system for a forward-looking sonar array. The sonar quieting system includes a cavitator for forming an envelope a strut for supporting the cavitator to a marine platform, such as a ship a forward-looking sonar array mounted to a forward face of the cavitator and a ventilation system for pumping a gas, such as air, into the envelope to create a gas cavity that envelops the supporting strut and equipment downstream of and during a forward movement of the cavitator. 2 figures

Subject Categories:

  • Acoustic Detection and Detectors
  • Acoustics
  • Fluid Mechanics

Distribution Statement:

APPROVED FOR PUBLIC RELEASE