...Weiji Wang; Xinyu Ai; Zheng Chen; Wei Qian Purpose The paper aims to introduce an innovative methodology to analyze the flutter velocity of a two-dimensional wing using numerical step-by-step integration methods. The primary objective is to apply the Theodorsen unsteady aerodynamic function...

... parameters on the aeroelastic characteristics of aircraft and optimize the design to minimize structural weight while maintaining flutter speed and gust load alleviation performance. Design/methodology/approach The study investigates design variables including hinge stiffness, flare angle, outer radius...

...Wojciech Chajec Purpose A low-cost but credible method of low-subsonic flutter analysis based on ground vibration test (GVT) results is presented. The purpose of this paper is a comparison of two methods of immediate flutter problem solution: JG2 – low cost software based on the strip theory...

...Promio Charles F.; Raja Samikkannu; Niranjan K. Sura; Shanwaz Mulla Purpose Ground vibration testing (GVT) results can be used as system parameters for predicting flutter, which is essential for aeroelastic clearance. This paper aims to compute GVT-based flutter in time domain, using unsteady air...

..., and grid density, belong to this category. The last category is related to the determination of the parameters for the FEM. Typical examples in this category are: © Emerald Group Publishing Limited 2016 Emerald Group Publishing Limited Licensed re-use rights only Optimization Flutter...

...Claudia Bruni; Enrico Cestino; Giacomo Frulla Purpose The purpose of the research activity is to identify the best configuration of piezoelectric (PZT) elements for a typical condition of wing aeroelastic instability. The attention is mainly focused on the flutter behavior of the structure...

...Achuthan C. Pankaj; G. Shanthini; M.V. Shivaprasad; M. Manjuprasad Purpose Traditional dynamic and flutter analysis demands a detailed finite element model of the aircraft in terms of its mass and stiffness distribution. However, in absence of these details, modal parameters obtained from...

... methods such as p method and p‐k method, analytic expressions are used for aerodynamic and structural models to obtain aeroelastic FRFs. Helicopters Stability (control theory) Aeroelasticity Flutter Frequency domain FRFs Condition number Because of the simplicity...