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Al-Azhar University

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Full-Text Articles in Control Theory

Vibrations Reduction Of A Clamped- Clamped Micro-Beam Via Positive Position Feedback Controller, H. Mosaa, M. Kamel, H. El Gohry, L. S. Diab, H. M. Shawky Jan 2023

Vibrations Reduction Of A Clamped- Clamped Micro-Beam Via Positive Position Feedback Controller, H. Mosaa, M. Kamel, H. El Gohry, L. S. Diab, H. M. Shawky

Al-Azhar Bulletin of Science

This manuscript displays the vibrations reduction of a clamped- clamped micro-beam subjected to an excitation external force via applying the positive position feedback (PPF) controller. The approximate solutions of the whole system are obtained up to the second order approximation with the help of the multiple scale perturbation technique (MSP). The Stability analysis is studied by utilizing the frequency response equations near the simultaneous condition .Time histories and response curves figures before and after control of the whole system are examined numerically using Rung-Kutta Fourth-order method (Maple(16) software and Matlab 7.7(R2014) software. Numerical results of the influences of different parameters …