Online Identification of Linear Time|varying Stiffness of Structural ...

Online Identification of Linear Time-varying Stiffness of Structural ...

Online Identification of Linear Time-varying. Stiffness of Structural Systems by Wavelet Analysis. Biswajit Basu,1,* Satish Nagarajaiah2 and Arunasis ...

Online Identification of Linear Time-varying Stiffness of Structural ...

Abstract and Figures. An online identification of variation of stiffness in structural systems has been presented in this study. The proposed ...

Online Identification of Linear Time-varying Stiffness of Structural ...

Online Identification of Linear Time-varying Stiffness of Structural Systems by Wavelet Analysis. Biswajit Basu, Satish Nagarajaiah, and Arunasis Chakraborty ...

Identification of time-varying stiffness with unknown mass ...

Although the extended Kalman filter (EKF) provides a promising way for structural state estimation, it cannot effectively track time-varying ...

Identification of Time-Varying Intrinsic and Reflex Joint Stiffness

... linear dynamic response to position-and reflex stiffness-a nonlinear ... structure. Consequently, both intrinsic and reflex stiffness ...

Comparisons of identified time-varying stiffness and damping ...

Inverse WKB recursive solution method for dynamic load identification of linear time-varying structural systems. Article. Full-text available. Feb 2024; ACTA ...

Online Dynamic Load Identification Based on Extended Kalman ...

In engineering applications, some of the structure parameters such as the mass or the stiffness may be unknown and/or may change in time. In this paper, an ...

Identification of linear time-varying dynamic systems based on the ...

The TV stiffness is identified for cases with different levels of measurement noise, with each signal from displacement, velocity and ...

An identification algorithm of generalized time-varying systems ...

proposed a fuzzy Wiener structure for identifying engineering systems [33]. Zhang et al. derived a multi-model control strategy for the pH neutralization ...

Identification of Sudden Stiffness Change in the Acceleration ...

... analysis (DWT-ICA) method can directly identify time-varying changes in linear structures ... online or real-time structural health monitoring. For ...

An online identification algorithm of unknown time-varying delay and ...

In this work, the adopted structure for the representation of a discrete non-linear system with time-varying delay is the decoupled polynomial multimodel.

Linear Parameter Varying Identification of Dynamic Joint Stiffness ...

At the human ankle, this has been efficiently modeled with a Parallel-Cascade (PC) structure having separate pathways for intrinsic and reflex ...

Dynamic Stability Analysis of Linear Time-varying Systems via an ...

... stiffness E I , made from linear, homogeneous and isotropic material. ... MSSP special issue on the identification of time varying structures and systems[J].

Time-domain structural identification using free response ...

identification technique to estimate the mass, damping and stiffness parameters in linearized models of structures. It has been shown how an existing non-linear.

Identification of time-varying system and energy-based optimization ...

Basu B, Nagarajaiah S and Chakraborty A (2008), “Online Identification of Linear Time-Varying Stiffness of Structural Systems by Wavelet ...

Simultaneous identification of stiffness, mass, and damping using an ...

Summary The development of damage identification methods that enable rapid implementation holds great promise for assessing structural ...

[PDF] Output only modal identification and structural damage ...

... linear time invariant (LTI) and linear time variant (LTV ... Online Identification of Linear Time-varying Stiffness of Structural Systems by Wavelet Analysis.

Identification of Linear Structural Systems With a Limited Set of Input ...

In this paper, a methodology is presented for the identification of the complete mass, damping, and stiffness matrices of a dynamical system using a.

Wavelet-based analysis of time-variant adaptive structures - PMC

Online identification of linear time-varying stiffness of structural systems by wavelet analysis. Struct. Heal. Monit. 7, 21–36. ( 10.1177/1475921707081968) ...

Identification of time-varying stiffness with unknown mass ... - OUCI

Zhang, Online identification of time-variant structural ... Lin, On-line identification of non-linear hysteretic structural systems using a variable trace ...