Title:
INSPECTION SYSTEM AND METHOD FOR TURBINE VANES AND BLADES
Document Type and Number:
WIPO Patent Application WO/2019/025779
Kind Code:
A3
Abstract:
A turbine blade or vane inspection apparatus comprising a controller,mounting (205) for holding a turbine blade or vane (101), a source of illumination (203), and a camera (202). At least two of the source of illumination (203), the camera (202), and the mounting (205) are moveable components. The controller is configured to control the moveable components to (a) position the turbine blade or vane (101) mounted thereon relative to the illumination source (203) so as to provide a contrast of illumination between a feature of the turbine blade or vane (101) and an adjacent surface of the turbine blade or vane and (b), position the camera (202) so that the optical axis of the camera is directed towards the feature. The controller is further configured to determine a dimension and/or shape of the feature based on an image obtained by the camera (202).
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Inventors:
O'LOUGHLIN RICHARD (GB)
ROLINSON STEVE (GB)
ROLINSON STEVE (GB)
Application Number:
PCT/GB2018/052172
Publication Date:
March 14, 2019
Filing Date:
July 30, 2018
Export Citation:
Assignee:
ERODEX UK LTD (GB)
International Classes:
G01N21/88; G01B11/06; G01B11/08; G01N21/95; G01N21/956
Domestic Patent References:
| WO2009141606A1 | 2009-11-26 | |||
| WO2015124756A1 | 2015-08-27 | |||
| WO2007020170A1 | 2007-02-22 |
Foreign References:
| US20140300729A1 | 2014-10-09 | |||
| US6723951B1 | 2004-04-20 | |||
| EP2423638A2 | 2012-02-29 | |||
| EP1016862A1 | 2000-07-05 | |||
| US20110180727A1 | 2011-07-28 | |||
| US7573586B1 | 2009-08-11 | |||
| US5281819A | 1994-01-25 | |||
| EP1318211A1 | 2003-06-11 |
Attorney, Agent or Firm:
SOMERVELL, Thomas (GB)
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