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83 matches in the database. These are records: 1 - 30. New search.

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1. A bifurcation analysis of subsynchronous oscillations in power systems. Nayfeh, Ali H.; Harb, Ahmad; Chin, Char-Ming; Hamdan, Anan M.A.; Mili, Lamine. Electric Power Systems Research vol. 47 issue 1 October, 1998. p. 21-28

 A bifurcation analysis is used to investigate the complex dynamics of a heavily… (more)

Keywords: Bifurcation analysis; Subsynchronous oscillations; Turbine-generator system

ISSN: 0378-7796.

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2. Roll stabilization by anti-roll passive tanks. Gawad, Ahmed F. Abdel; Ragab, Saad A.; Nayfeh, Ali H.; Mook, Dean T. Ocean Engineering vol. 28 issue 5 May, 2001. p. 457-469

 Since the most severe roll motion occurs at resonance (known as synchronous rolling),… (more)

ISSN: 0029-8018.

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3. Design of passive anti-roll tanks for roll stabilization in the nonlinear range. Youssef, Khaled S.; Ragab, Saad A.; Nayfeh, Ali H.; Mook, Dean T. Ocean Engineering vol. 29 issue 2 February, 2002. p. 177-192

 The best way of reducing roll motion is by increasing roll damping. Bilge… (more)

ISSN: 0029-8018.

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4. A time-domain method to evaluate the use of moving weights to reduce the roll motion of a ship. Treakle III, Thomas W.; Mook, Dean T.; Liapis, Stergios I.; Nayfeh, Ali H. Ocean Engineering vol. 27 issue 12 December, 2000. p. 1321-1343

 A method to evaluate the use of actively controlled moving weights on board… (more)

ISSN: 0029-8018.

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5. Control of ship roll using passive and active anti-roll tanks. Marzouk, Osama A.; Nayfeh, Ali H. Ocean Engineering vol. 36 issue 9-10 July, 2009. p. 661-671

 We numerically studied the full (six degrees of freedom) motion of a cargo… (more)

Keywords: Anti-roll tanks; Rough seas; Roll motion; Passive control; Active control

DOI: 10.1016/j.oceaneng.2009.03.005. ISSN: 0029-8018.

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6. Mechanical response of a capacitive microsensor under thermal load. Faris, Waleed; Nayfeh, Ali H. Communications in Nonlinear Science and Numerical Simulation vol. 12 issue 5 August, 2007. p. 776-783

 A considerable fraction of commercial sensors are electrostatically actuated. Many sensor diaphragms are… (more)

Keywords: 05.45.−a; 02.30.Jr; 02.70.Dh; 04.25.−g; Nonlinear mechanics; Galerkin method; MEMS; Instability

DOI: 10.1016/j.cnsns.2005.06.006. ISSN: 1007-5704.

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7. Modeling Steady-state and Transient Forces on a Cylinder. Marzouk, Osama; Nayfeh, Ali H.; Akhtar, Imran; Arafat, Haider N. Journal of Vibration and Control vol. 13 issue 7 July 2007. p. 1065-1091

 Numerical simulations of the flow past a stationary circular cylinder at different Reynolds… (more)

Keywords: Vortex-induced vibrations; reduced-order modeling; circular cylinders; risers; transient response.

DOI: 10.1177/1077546307078737. ISSN: 1077-5463.

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8. A New Approach to the Stability Analysis of Boost Power-Factor-Correction Circuits. Mazumder, Sudip K.; Nayfeh, Ali H. Journal of Vibration and Control vol. 9 issue 7 July 2003. p. 749-773

  We analyze the stability of a boost power-factor-correction (PFC) circuit using a… (more)

Keywords: Bifurcation analysis; PFC circuits; discontinuous systems; sliding-mode control; Lyapunov method

DOI: 10.1177/1077546303009007002. ISSN: 1077-5463.

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9. Nonlinear Analysis of Parallel Dc-Dc Converters. Mazumder, Sudip K.; Nayfeh, Ali H.; Boroyevich, Dushan. Journal of Vibration and Control vol. 9 issue 7 July 2003. p. 775-789

  We develop analytic methodologies for stability analysis of a parallel dc-dc converter… (more)

Keywords: Bifurcation; parallel dc-dc converter; interleaved converter; synchronized converter; load sharing

DOI: 10.1177/1077546303009007003. ISSN: 1077-5463.

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10. Payload Pendulation Reduction Using a Variable-Geometry-Truss Architecture with LQR and Fuzzy Controls. Dadone, Paolo; Lacarbonara, Walter; Nayfeh, Ali H.; Vanlandingham, Hugh F. Journal of Vibration and Control vol. 9 issue 7 July 2003. p. 805-837

  We investigate the feasibility of a variable-geometry truss (VGT) based architecture for… (more)

Keywords: Cranes; variable-geometry truss; linear quadratic control; fuzzy control; nonlinear resonance; nonlinear active control

DOI: 10.1177/1077546303009007005. ISSN: 1077-5463.

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11. Roll Stabilization by Passive Anti-Roll Tanks Using an Improved Model of the Tank-Liquid Motion. Youssef, Khaled S.; Mook, Dean T.; Nayfeh, Ali H.; Ragab, Saad A. Journal of Vibration and Control vol. 9 issue 7 July 2003. p. 839-862

  Roll motion is an undesirable feature of the behavior of a ship… (more)

Keywords: Anti-roll tanks; roll motion; pitch motion; passive control

DOI: 10.1177/1077546303009007006. ISSN: 1077-5463.

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12. Dynamics and Control of Cranes: A Review. Abdel-Rahman, Eihab M.; Nayfeh, Ali H.; Masoud, Ziyad N. Journal of Vibration and Control vol. 9 issue 7 July 2003. p. 863-908

  We review crane models available in the literature, classify them, and discuss… (more)

Keywords: Crane; dynamics; control; stability; gantry crane; rotary crane; boom crane

DOI: 10.1177/1077546303009007007. ISSN: 1077-5463.

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13. Sway Reduction on Quay-side Container Cranes Using Delayed Feedback Controller: Simulations and Experiments. Masoud, Ziyad N.; Nayfeh, Ali H.; Nayfeh, Nader A. Journal of Vibration and Control vol. 11 issue 8 August 2005. p. 1103-1122

  Traditionally, a container crane is modeled as a simple pendulum with either… (more)

Keywords: Quay-side; container crane; sway control; delayed feedback

DOI: 10.1177/1077546305056300. ISSN: 1077-5463.

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14. Postbuckling and free vibrations of composite beams. Emam, Samir A.; Nayfeh, Ali H. Composite Structures vol. 88 issue 4 May, 2009. p. 636-642

 An exact solution for the postbuckling configurations of composite beams is presented. The… (more)

Keywords: Postbuckling; Exact solution; Vibration; Composite beams

DOI: 10.1016/j.compstruct.2008.06.006. ISSN: 0263-8223.

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15. Corrigendum to “Postbuckling and free vibrations of composite beams” [Compos. Struct. 88 (2009) 636–642]. Emam, Samir A.; Nayfeh, Ali H. Composite Structures vol. 92 issue 10 September, 2010. p. 2608

DOI: 10.1016/j.compstruct.2010.01.014. ISSN: 0263-8223.

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16. Numerical simulation of 3-D incompressible, multi-phase flows over cavitating projectiles. Owis, Farouk M.; Nayfeh, Ali H. European Journal of Mechanics - B/Fluids vol. 23 issue 2 March - April, 2004. p. 339-351

 The hydrodynamic cavitation over axisymmetric projectiles is computed using the unsteady incompressible Navier–Stokes… (more)

Keywords: Unsteady; Incompressible; Cavitation; Upwind; Preconditioning

DOI: 10.1016/j.euromechflu.2003.10.005. ISSN: 0997-7546.

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17. Dynamics of a Cubic Nonlinear Vibration Absorber. Oueini, Shafic S.; Chin, Char-Ming; Nayfeh, Ali H. Nonlinear Dynamics vol. 20 issue 3 November 1999. p. 283-295

  We study the dynamics of a nonlinear active vibration absorber. We consider… (more)

Keywords: vibration absorber; saturation; internal resonance; bifurcations

ISSN: 0924-090X.

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18. Nonlinear Normal Modes of a Parametrically Excited Cantilever Beam. Yabuno, Hiroshi; Nayfeh, Ali H. Nonlinear Dynamics vol. 25 issue 1/3 July 2001. p. 65-77

 We investigate theoretically the nonlinear normal modes of a vertical cantilever beam excited… (more)

Keywords: nonlinear normal mode; parametric resonance; mode shape; direct approach; Galerkin method; discretization

ISSN: 0924-090X.

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19. A Second-Order Approximation of Multi-Modal Interactions in Externally Excited Circular Cylindrical Shells. Chin, Char-Ming; Nayfeh, Ali H. Nonlinear Dynamics vol. 26 issue 1 September 2001 - September 2001. p. 45-66

 We investigate the nonlinear response of an infinitely long, circular cylindrical shell to… (more)

Keywords: two-to-one resonance; one-to-one resonance; internal resonance; simultaneous resonances; shell vibrations; bifurcation; chaos

ISSN: 0924-090X.

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20. Transverse Vibrations of a Centrally Clamped Rotating Circular Disk. Nayfeh, Ali H.; Jilani, Adel; Manzione, Piergiuseppe. Nonlinear Dynamics vol. 26 issue 2 October 2001. p. 163-178

 The transverse vibrations of a circular disk of uniform thickness rotating about its… (more)

Keywords: rotating circular disk; primary resonance; nonlinear vibrations; Duffing oscillator

ISSN: 0924-090X.

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21. Nonlinear combination resonances in cantilever composite plates. Oh, Kyoyul; Nayfeh, Ali H. Nonlinear Dynamics vol. 11 issue 2 October 1996. p. 143 - 169

  We experimentally investigated nonlinear combination resonances in two graphite-epoxy cantilever plates having… (more)

Keywords: Combination resonance; energy transfer; modal interactions; composite plate

DOI: 10.1007/BF00044999. ISSN: 0924-090X.

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22. Three-to-One Internal Resonances in Hinged-Clamped Beams. Chin, Char-Ming; Nayfeh, Ali H. Nonlinear Dynamics vol. 12 issue 2 February 1997. p. 129-154

  The nonlinear planar response of a hinged-clamped beam to a primary… (more)

Keywords: Three-to-one resonance; internal resonance; beam vibrations; bifurcation; crises

ISSN: 0924-090X.

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23. A Theoretical and Experimental Implementation of a Control Method Based on Saturation. Oueini, Shafic S.; Nayfeh, Ali H.; Golnaraghi, M. Farid. Nonlinear Dynamics vol. 13 issue 2 June 1997. p. 189-202

  A novel approach for implementing an active nonlinear vibration absorber is… (more)

Keywords: Internal resonance; saturation; control; energy transfer

ISSN: 0924-090X.

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24. On the Discretization of Distributed-Parameter Systems with Quadratic and Cubic Nonlinearities. Nayfeh, Ali H.; Lacarbonara, Walter. Nonlinear Dynamics vol. 13 issue 3 July 1997. p. 203-220

  Approximate methods for analyzing the vibrations of an Euler – Bernoulli beam… (more)

Keywords: Discretization; direct approach; Galerkin method; beam; nonlinear foundation; primary resonance; subharmonic resonance

ISSN: 0924-090X.

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25. Nonlinear Nonplanar Dynamics of Parametrically Excited Cantilever Beams. Arafat, Haider N.; Nayfeh, Ali H.; Chin, Char-Ming. Nonlinear Dynamics vol. 15 issue 1 1998. p. 31-61

  The nonlinear nonplanar response of cantilever inextensional metallic beams to a… (more)

Keywords: Beams; internal resonance; parametric resonance; bifurcations; chaos

ISSN: 0924-090X.

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26. Experimental Investigation of Single-Mode Responses in a Fixed-Fixed Buckled Beam. Kreider, W.; Nayfeh, Ali H. Nonlinear Dynamics vol. 15 issue 2 February 1998. p. 155-177

  The nonlinear, single-mode responses of a fixed-fixed, buckled beam are investigated under… (more)

Keywords: Buckled beam; clamp design; asymmetric responses; bifurcations

ISSN: 0924-090X.

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27. A Nonlinear Vibration Absorber for Flexible Structures. Oueini, Shafic S.; Nayfeh, Ali H.; Pratt, Jon R. Nonlinear Dynamics vol. 15 issue 3 March 1998. p. 259-282

  An approach for implementing an active nonlinear vibration absorber for flexible structures… (more)

Keywords: Vibration absorber; active control; smart structures

ISSN: 0924-090X.

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28. Reduced-Order Models of Weakly Nonlinear Spatially Continuous Systems. Nayfeh, Ali H. Nonlinear Dynamics vol. 16 issue 2 June 1998. p. 105-125

  Methods for the study of weakly nonlinear continuous (distributed-parameter) systems are discussed.… (more)

Keywords: Galerkin procedure; reduced-order models; distributed-parameter systems; buckled beams

ISSN: 0924-090X.

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29. Experimental Validation of Reduction Methods for Nonlinear Vibrations of Distributed-Parameter Systems: Analysis of a Buckled Beam. Lacarbonara, Walter; Nayfeh, Ali H.; Kreider, Wayne. Nonlinear Dynamics vol. 17 issue 2 October 1998. p. 95-117

  An experimental validation of the suitability of reduction methods for studying nonlinear… (more)

Keywords: Buckled beam; experiment; Galerkin method; direct approach; method of multiple scales

ISSN: 0924-090X.

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30. Experimental Nonlinear Identification of a Single Mode of a Transversely Excited Beam. Krauss, Ryan W.; Nayfeh, Ali H. Nonlinear Dynamics vol. 18 issue 1 January 1999. p. 69-87

  A procedure is presented for using a primary resonance excitation in experimentally… (more)

Keywords: system identification; nonlinear beam; perturbation methods; primary resonance

ISSN: 0924-090X.

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