Patent search ap:("ABB RESEARCH LTD") AND inv:"HUNZIKER ROLF" Page 1

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发明专利
Magnetic device for damping turbo machine blade oscillations has magnet(s) mounted on first vane end on first blade so end(s) of magnet(s) is opposite second vane end on second blade 未知

公开(公告)号：DE19937146A1

公开(公告)日：2001-02-08

申请号：DE19937146

申请日：1999-08-06

Applicant: ABB RESEARCH LTD

Inventor： ERNST PETER , HUNZIKER ROLF , RHYNER JAKOB

IPC: F01D5/22 , F01D25/06

Abstract: The device has at least one permanent magnet (4) mounted in a first blade (1a) and vanes (2) on the first blade at least one blade next to the first blade. The magnet(s) is mounted on a first vane end (2a) on the first blade so that at least one end of the magnet is opposite a second vane end (2b) on the second blade.

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