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Apparatus For Performing Ground Vibration Tests On Airplanes

  • US 20110071778A1
  • Filed: 11/29/2010
  • Published: 03/24/2011
  • Est. Priority Date: 04/23/2007
  • Status: Active Grant
First Claim
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1. A system for performing a ground vibration test on an airplane, comprising:

  • a plurality of vibration exciters coupled to a plurality of locations on the aircraft that operate to excite the airplane to vibrate;

    a plurality of measuring transducers coupled to the aircraft and operating to produce a plurality of measuring values;

    at least one holding device, including a hydraulic lift, that provides an undamped, and substantially rigid support for the airplane between the airplane and ground; and

    a processing system comprising an evaluator that implements a predetermined, simple, rigid holding model for the substantially rigid support.

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