STATE-OF-THE-ART OF TURBOFAN ENGINE NOISE CONTROL

The technology of turbofan engine noise reduction is surveyed. Specific topics discussed include: (1) new fans for low noise; (2) fan and core noise suppression; (3) turbomachinery noise sources; and (4) a new program for improving static noise testing of fans and engines.

  • Supplemental Notes:
    • Conf-Presented at Noise-Con 77, Hampton, VA., 17-19 Oct. 1977; Cosponsored by Inst. Of Noise Control Eng.
  • Corporate Authors:

    Department of the Navy

    The Pentagon
    Washington, DC  USA  20350
  • Authors:
    • Jones, W L
    • GROENEWEG, J F
  • Publication Date: 1977-10

Media Info

  • Pagination: 22 p.

Subject/Index Terms

Filing Info

  • Accession Number: 00174579
  • Record Type: Publication
  • Source Agency: National Technical Information Service
  • Report/Paper Numbers: NASA-TM-73734
  • Files: TRIS
  • Created Date: Mar 14 1978 12:00AM