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Frame foot loading measurement system using fiber optic sensing technique

  • US 8,718,419 B2
  • Filed: 08/15/2012
  • Issued: 05/06/2014
  • Est. Priority Date: 08/15/2012
  • Status: Active Grant
First Claim
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1. A strain measuring device comprising:

  • an optical signal path having a first end and a second end;

    a strain module comprising;

    a first fiber Bragg grating in the optical signal path between the first end and the second end; and

    a second fiber Bragg grating in the optical signal path between the first fiber Bragg grating and the second end; and

    a housing configured to substantially enclose the strain module;

    wherein the housing has an outer surface configured to be mechanically attached to a surface of a support gusset of a generator.

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