Aerodynamic derivative identification method and system based on wind tunnel free-flying test
An identification method and wind tunnel technology, which is applied in the field of aerodynamic derivative identification, can solve the problems of lack, influence on the accuracy of test results, impure test input, etc., and achieve the effect of flexible actions and accurate calculation results
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[0045] In order to make those skilled in the art better understand the technical solutions of the present invention, the present invention will be further described in detail below with reference to specific embodiments.
[0046] The embodiments of the present invention provide an aerodynamic derivative identification system based on a wind tunnel free flight test, such as figure 1 As shown, it includes: a wind tunnel 1 , a scaled aircraft model 2 , a MEMS controller 3 , a degree of freedom release device 4 and a ground monitoring center 5 . A DOF release device 4 is installed in the wind tunnel 1 , and the DOF release device 4 is connected to an aircraft scale model 2 , and a MEMS controller 3 is embedded in the aircraft scale model 2 . The MEMS controller 3 includes a micro steering gear system, a flight control system and a magnetic encoder.
[0047] like figure 2 As shown, the MEMS controller 3 is connected with the ground monitoring center 1 through a wireless network,...
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