公开(公告)号：DE69409786D1

公开(公告)日：1998-05-28

申请号：DE69409786

申请日：1994-10-12

Applicant: UNITED TECHNOLOGIES CORP

Inventor： KOUSEN KENNETH ,  SIMONICH JOHN ,  VERDON JOSEPH ,  SCHLINKER ROBERT

IPC: F04D29/66 ,  F04D29/68

Abstract: An arrangement for cancelling unwanted noise generated by sequential blade rows (16, 18) in a gas turbine engine (10) includes a plurality of acoustic sources (52) disposed on the blades (36-42) of the downstream row (18).

公开(公告)号：DE602005022687D1

公开(公告)日：2010-09-16

申请号：DE602005022687

申请日：2005-06-10

Applicant: UNITED TECHNOLOGIES CORP

Inventor： SCHLINKER ROBERT ,  NARAVANAN SATISH ,  LORD WESLEY K ,  KOHLENBERG GREGORY A ,  REBA RAMONS ,  SIMONICH JOHN ,  SOTERIOU MARIOS C ,  MAEDER THIERRY

IPC: F02K1/34 ,  F02K1/38 ,  F02K1/44 ,  F02K1/46 ,  F02K1/48

公开(公告)号：DE69409786T2

公开(公告)日：1998-08-13

申请号：DE69409786

申请日：1994-10-12

Applicant: UNITED TECHNOLOGIES CORP

Inventor： KOUSEN KENNETH ,  SIMONICH JOHN ,  VERDON JOSEPH ,  SCHLINKER ROBERT

IPC: F04D29/66 ,  F04D29/68

Abstract: An arrangement for cancelling unwanted noise generated by sequential blade rows (16, 18) in a gas turbine engine (10) includes a plurality of acoustic sources (52) disposed on the blades (36-42) of the downstream row (18).