公开(公告)号：WO1995011386A1

公开(公告)日：1995-04-27

申请号：PCT/US1994011538

申请日：1994-10-12

Applicant: UNITED TECHNOLOGIES CORPORATION

Inventor： UNITED TECHNOLOGIES CORPORATION ,  KOUSEN, Kenneth, A. ,  SIMONICH, John, C. ,  VERDON, Joseph, M. ,  SCHLINKER, Robert, H.

IPC: F04D29/66

CPC classification number: F04D29/681 ,  F04D29/663 ,  F05B2260/962

Abstract: An arrangement for cancelling unwanted noise generated by sequential blade rows in a gas turbine engine includes a plurality of acoustic sources (52) disposed on the blades (36-40) of the downstream row.

Abstract translation: 用于消除燃气涡轮发动机中由顺序叶片排产生的不期望的噪声的装置包括设置在下游排的叶片（36-40）上的多个声源（52）。

公开(公告)号：EP0676012B1

公开(公告)日：1998-04-22

申请号：EP94931341.5

申请日：1994-10-12

Applicant: UNITED TECHNOLOGIES CORPORATION

Inventor： KOUSEN, Kenneth, A. ,  SIMONICH, John, C. ,  VERDON, Joseph, M. ,  SCHLINKER, Robert, H.

IPC: F04D29/66

CPC classification number: F04D29/681 ,  F04D29/663 ,  F05B2260/962

Abstract: An arrangement for cancelling unwanted noise generated by sequential blade rows in a gas turbine engine includes a plurality of acoustic sources (52) disposed on the blades (36-40) of the downstream row.

公开(公告)号：EP0676012A1

公开(公告)日：1995-10-11

申请号：EP94931341.0

申请日：1994-10-12

Applicant: UNITED TECHNOLOGIES CORPORATION

Inventor： KOUSEN, Kenneth, A. ,  SIMONICH, John, C. ,  VERDON, Joseph, M. ,  SCHLINKER, Robert, H.

IPC: F04D29

CPC classification number: F04D29/681 ,  F04D29/663 ,  F05B2260/962

Abstract: An arrangement for cancelling unwanted noise generated by sequential blade rows in a gas turbine engine includes a plurality of acoustic sources (52) disposed on the blades (36-40) of the downstream row.