• ARMAX model method and subspace-based state space method were used to process the flight flutter test data, and identify the flutter modal parameters of aircraft.

    论文使用了现代参数辨识技术的ARMAX模型递推法和状态子空间辨识法,对飞行颤振试验数据进行处理,辨识飞机的颤振模态参数。

    youdao

  • This paper gives a brief description of the whole process of the low-speed wind tunnel test for active flutter suppression of a two-dimensional wing model with trailing edge control surface.

    本文简要地阐述了具有后缘控制面的二元机翼模型主动颤振抑制低速风洞试验的全过程。

    youdao

  • Modal test and parameter identification of a wind tunnel flutter model simulating a wing with external missiles are presented in this paper.

    本文介绍了带外挂风洞颤振模型模态试验与参数识别方法。

    youdao

  • Modal test and parameter identification of a wind tunnel flutter model, similar to a wing with external missiles, are presented in this paper.

    本文介绍了带外挂风洞颤振模型模态试验与参数识别方法。

    youdao

  • As the three-dimensional flutter theory is still not satisfactory at present, it seems necessary to have a full-model wind tunnel test for such a type of bridge.

    斜张桥的三维颤振理论目前尚不成熟,有必要进行这种桥型的全模型风洞试验。

    youdao

  • Model stiffness and support location effect on flutter derivatives is studied in bridge deck section dynamical test.

    通过试验研究了桥梁节段模型动力试验中模型本身的刚度和支撑位置对颤振导数测量结果的影响。

    youdao

  • It incorporates organically the flight test data and the flutter theory model by the structured singular value theories, to process the flutter boundary estimate.

    利用结构奇异值理论将颤振理论模型和试飞数据有机结合起来,进行了颤振边界预测。

    youdao

  • The phenomena "limit cycle" occurred in wind tunnel test for active flutter suppression of a wing model are numerically explained using Harmonic Balance Method.

    本文采用谐波平衡法,定量地解释了机翼颤振主动抑制风洞试验中出现的极限环现象。

    youdao

  • Pass to incorporate organically the flight test data and the system model, make use of the structured singular value theories proceed the flutter boundary estimate.

    一种新的颤振分析方法——鲁棒颤振裕度法被介绍,它利用结构奇异值理论将系统模型和试飞数据有机结合起来进行颤振边界预测。

    youdao

  • The results of the wind tunnel test show the flutter critical speed of the wing model increases by 37% after the implementation of AFS system.

    风洞试验结果说明,采用颤振主动抑制控制系统后,机翼的颤振临界速度可提高37%。

    youdao

  • The results of the wind tunnel test show the flutter critical speed of the wing model increases by 37% after the implementation of AFS system.

    风洞试验结果说明,采用颤振主动抑制控制系统后,机翼的颤振临界速度可提高37%。

    youdao

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