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G. S. Happawana,
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Proceedings Papers

A Singular Perturbation Analysis of Eigenvalue Veering and Mode Localization in Perturbed Linear Chain and Cyclic Systems

G. S. Happawana, A. K. Bajaj, O. D. I. Nwokah
Proc. ASME. DETC91, 13th Biennial Conference on Mechanical Vibration and Noise: Structural Vibration and Acoustics, 213-223, September 22–25, 1991
Publisher: American Society of Mechanical Engineers
Paper No: DETC1991-0206
https://doi.org/10.1115/DETC1991-0206
View Paper titled, A Singular Perturbation Analysis of Eigenvalue Veering and Mode Localization in Perturbed Linear Chain and Cyclic Systems
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Topics: Chain, Eigenvalues, Eigenfunctions
Proceedings Papers

On the Dynamics of Perturbed Symmetric Systems

G. S. Happawana, O. D. I. Nwokah, A. K. Bajaj
Proc. ASME. DETC91, 13th Biennial Conference on Mechanical Vibration and Noise: Structural Vibration and Acoustics, 253-259, September 22–25, 1991
Publisher: American Society of Mechanical Engineers
Paper No: DETC1991-0210
https://doi.org/10.1115/DETC1991-0210
View Paper titled, On the Dynamics of Perturbed Symmetric Systems
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Topics: Dynamics (Mechanics), Eigenvalues, Vibration, Disks, Machinery, Rotors, Turbines, Vibrational modes
Proceedings Papers

Eigenvalue Veering, Perturbed Bifurcation Theory and Modal Analysis of Mistuned Linear Systems

G. S. Happawana, A. K. Bajaj, O. D. I. Nwokah
Proc. ASME. DETC93, 14th Biennial Conference on Mechanical Vibration and Noise: Structural Dynamics of Large Scale and Complex Systems, 1-13, September 19–22, 1993
Publisher: American Society of Mechanical Engineers
Paper No: DETC1993-0162
https://doi.org/10.1115/DETC1993-0162
View Paper titled, Eigenvalue Veering, Perturbed Bifurcation Theory and Modal Analysis of Mistuned Linear Systems
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Topics: Bifurcation, Eigenvalues, Linear systems, Modal analysis, Membranes, String, Vibration
Proceedings Papers

Generalized Model and Computational Algorithm for Modeling Passive Driveline Systems of AWD Automobiles

B. N. Shyrokau, G. S. Happawana, V. V. Vantsevich
Proc. ASME. IMECE2008, Volume 17: Transportation Systems, 143-153, October 31–November 6, 2008
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2008-66228
https://doi.org/10.1115/IMECE2008-66228
View Paper titled, Generalized Model and Computational Algorithm for Modeling Passive Driveline Systems of AWD Automobiles
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Topics: Algorithms, Automobiles, Modeling, Wheels, Computers, Engines, Dynamics (Mechanics), Fuel consumption, Geometry, Matlab
Journal Articles

Quantitative Feedback Theory (QFT) for Chattering Reduction and Improved Tracking in Sliding Mode Control (SMC)

E. Z. Taha,, G. S. Happawana,, Y. Hurmuzlu
Journal: Journal of Dynamic Systems, Measurement, and Control
Publisher: ASME
Article Type: Technical Notes
J. Dyn. Sys., Meas., Control. December 2003, 125(4): 665–669.
https://doi.org/10.1115/1.1636780
Published Online: January 29, 2004
View Article titled, Quantitative Feedback Theory (QFT) for Chattering Reduction and Improved Tracking in Sliding Mode Control (SMC)
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Topics: Boundary layers, Control equipment, Dynamics (Mechanics), Feedback, Quantum field theory, Sliding mode control, Design, Oscillations