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Journal Articles

Kriging-based Surrogate Controller for Robust Control of a Flexible Rotor Supported by Active Magnetic Bearings

Marcus Vinícius Fernandes de Oliveira, Leonardo Campanine Sicchieri, Arinan De Piemonte Dourado, Aldemir Ap. Cavalini Jr., Valder Steffen Jr

J. Eng. Gas Turbines Power.

Paper No: GTP-22-1488

DOI: https://doi.org/10.1115/1.4062104

Published Online: March 9, 2023

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Topics: Control equipment, Magnetic bearings, Robust control, Rotors, Actuators, Vibration, Control systems, Currents, Design, Dynamics (Mechanics)

Journal Articles

Kriging Approach Dedicated to Represent Hydrodynamic Bearings

Jefferson Silva Barbosa, Leonardo Campanine Sicchieri, Arinan De Piemonte Dourado, Aldemir Ap Cavalini, Jr., Valder Steffen, Jr.

J. Eng. Gas Turbines Power. June 2021, 143(6): 061016.

Paper No: GTP-20-1197

DOI: https://doi.org/10.1115/1.4049307

Published Online: March 31, 2021

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Topics: Bearings

Proceedings Papers

On Time Domain Identification and Sensitivity Analysis Using Orthogonal Functions

Ricardo P. Pacheco, Valder Steffen, Jr.

Proc. ASME. DETC99, Volume 7B: 17th Biennial Conference on Mechanical Vibration and Noise, 2837-2845, September 12–16, 1999

Paper No: DETC99/VIB-8365

DOI: https://doi.org/10.1115/DETC99/VIB-8365

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Topics: Sensitivity analysis

Proceedings Papers

Evaluation of the ISHM Method Applied for Composite Rotors

Karina M. Tsuruta, Lucas A. A. Rocha, Aldemir Ap. Cavalini, Jr, Roberto M. Finzi Neto, Valder Steffen, Jr.

Proc. ASME. IDETC-CIE2019, Volume 8: 31st Conference on Mechanical Vibration and Noise, V008T10A056, August 18–21, 2019

Paper No: DETC2019-98119

DOI: https://doi.org/10.1115/DETC2019-98119

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Topics: Composite materials, Damage, Rotors, Structural health monitoring

Journal Articles

Evaluation of Parametric Models Dedicated to a Magnetorheological Actuator Including Uncertainty and Sensitivity Analyses

Philippe C. Fernandes Teixeira, Núbia dos Santos Saad, Fabian Andres Lara-Molina, Aldemir Ap Cavalini, Jr., Valder Steffen, Jr.

ASME J. Risk Uncertainty Part B. December 2019, 5(4): 041003.

Paper No: RISK-18-1049

DOI: https://doi.org/10.1115/1.4044039

Published Online: September 25, 2019

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Topics: Actuators, Sensitivity analysis, Uncertainty, Electric current, Dampers

Proceedings Papers

Uncertainty Analysis of a Francis Hydropower Unit

Arinan De P. Dourado, Jefferson S. Barbosa, Tobias S. Morais, Aldemir Ap Cavalini, Jr., Valder Steffen, Jr.

Proc. ASME. IDETC-CIE2018, Volume 8: 30th Conference on Mechanical Vibration and Noise, V008T10A022, August 26–29, 2018

Paper No: DETC2018-85428

DOI: https://doi.org/10.1115/DETC2018-85428

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Topics: Hydropower, Uncertainty analysis, Bearings, Generators, Rotors, Stiffness, Vibration, Damping, Francis turbines, Optimization

Journal Articles

Robust Balancing Approach for Rotating Machines Based on Fuzzy Logic

Vinícius Nunes Carvalho, Bruno Ferreira Resende Rende, Arinan Dourado Guerra Silva, Aldemir Ap Cavalini, Jr., Valder Steffen, Jr.

J. Vib. Acoust. October 2018, 140(5): 051018.

Paper No: VIB-17-1393

DOI: https://doi.org/10.1115/1.4039801

Published Online: May 4, 2018

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Topics: Fuzzy logic, Machinery, Rotors, Vibration, Rotor vibration, Uncertainty

Proceedings Papers

Fault Detection in Rotating Machinery by Using the Modal State Observer Approach

Leandro de S. Leão, Aldemir Ap. Cavalini, Jr., Tobias S. Morais, Gilberto Pechoto de Melo, Valder Steffen, Jr.

Proc. ASME. IDETC-CIE2017, Volume 8: 29th Conference on Mechanical Vibration and Noise, V008T12A028, August 6–9, 2017

Paper No: DETC2017-67044

DOI: https://doi.org/10.1115/DETC2017-67044

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Topics: Flaw detection, Machinery, State estimation, Fracture (Materials), Vibration, Ball bearings, Disks, Failure, Fracture mechanics, Rotors

Proceedings Papers

Fuzzy Uncertainty Analysis of a Tilting-Pad Journal Bearing

Aldemir Ap Cavalini, Jr., Fabian Andres Lara-Molina, Arinan Dourado, Valder Steffen, Jr.

Proc. ASME. IDETC-CIE2015, Volume 8: 27th Conference on Mechanical Vibration and Noise, V008T13A076, August 2–5, 2015

Paper No: DETC2015-47586

DOI: https://doi.org/10.1115/DETC2015-47586

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Topics: Journal bearings, Uncertainty analysis, Bearings, Stress, Uncertainty, Clearances (Engineering), Design, Fuzzy logic, Maintenance, Pressure

Proceedings Papers

Experimental Analysis of a Model Based Crack Identification Approach for Rotating Machines

Aldemir Ap Cavalini, Jr, Leonardo Sanches, Valder Steffen, Jr.

Proc. ASME. IDETC-CIE2014, Volume 8: 26th Conference on Mechanical Vibration and Noise, V008T11A062, August 17–20, 2014

Paper No: DETC2014-34485

DOI: https://doi.org/10.1115/DETC2014-34485

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Topics: Experimental analysis, Fracture (Materials), Machinery, Excitation, Resonance, Dynamic response, Finite element model, Fracture mechanics, Optimization, Rotors

Proceedings Papers

Engineering System Design Using Firefly Algorithm and Multi-Objective Optimization

Fran Se´rgio Lobato, Edu Barbosa Arruda, Aldemir Ap. Cavalini, Jr., Valder Steffen, Jr.

Proc. ASME. IDETC-CIE2011, Volume 2: 31st Computers and Information in Engineering Conference, Parts A and B, 577-585, August 28–31, 2011

Paper No: DETC2011-47197

DOI: https://doi.org/10.1115/DETC2011-47197

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Topics: Algorithms, Design, Engineering systems and industry applications, Pareto optimization, Aircraft, Automotive design, Biomimetics

Proceedings Papers

Differential Evolution Applied to the Design of a Three-Dimensional Vehicular Structure

Felipe Antonio Chegury Viana, Fernando Ce´sar Gama de Oliveira, Jose Antonio Ferreria Borges, Valder Steffen, Jr.

Proc. ASME. IDETC-CIE2007, Volume 6: 33rd Design Automation Conference, Parts A and B, 1321-1330, September 4–7, 2007

Paper No: DETC2007-34290

DOI: https://doi.org/10.1115/DETC2007-34290

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Topics: Design, Algorithms, Optimization, Computer software, Evolutionary algorithms, Finite element analysis, Modeling, Noise (Sound), Optimization algorithms

Proceedings Papers

Balancing of a Highly Flexible Rotor by Using Artificial Neural Networks

Manuel Villafan˜e Saldarriaga, Jarir Mahfoud, Valder Steffen, Jr., Johan Der Hagopian

Proc. ASME. IDETC-CIE2007, Volume 1: 21st Biennial Conference on Mechanical Vibration and Noise, Parts A, B, and C, 1093-1099, September 4–7, 2007

Paper No: DETC2007-34176

DOI: https://doi.org/10.1115/DETC2007-34176

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Topics: Artificial neural networks, Rotors

Proceedings Papers

Digital Optimal Vibration Control of a Flexible Structure Containing Piezoelectric Elements

Gustavo L. C. M. de Abreu, Jose´ F. Ribeiro, Valder Steffen, Jr.

Proc. ASME. IDETC-CIE2003, Volume 5: 19th Biennial Conference on Mechanical Vibration and Noise, Parts A, B, and C, 1739-1748, September 2–6, 2003

Paper No: DETC2003/VIB-48514

DOI: https://doi.org/10.1115/DETC2003/VIB-48514

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Topics: Actuators, Cantilever beams, Ceramics, Control equipment, Design, Engineering design processes, Flexible structures, Optimal control, Sensors, Vibration control

Journal citation

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Manuscript

Kriging-based Surrogate Controller for Robust Control of a Flexible Rotor Supported by Active Magnetic Bearings

Kriging Approach Dedicated to Represent Hydrodynamic Bearings

On Time Domain Identification and Sensitivity Analysis Using Orthogonal Functions

Evaluation of the ISHM Method Applied for Composite Rotors

Evaluation of Parametric Models Dedicated to a Magnetorheological Actuator Including Uncertainty and Sensitivity Analyses

Uncertainty Analysis of a Francis Hydropower Unit

Robust Balancing Approach for Rotating Machines Based on Fuzzy Logic

Fault Detection in Rotating Machinery by Using the Modal State Observer Approach

Fuzzy Uncertainty Analysis of a Tilting-Pad Journal Bearing

Experimental Analysis of a Model Based Crack Identification Approach for Rotating Machines

Engineering System Design Using Firefly Algorithm and Multi-Objective Optimization

Differential Evolution Applied to the Design of a Three-Dimensional Vehicular Structure

Balancing of a Highly Flexible Rotor by Using Artificial Neural Networks

Digital Optimal Vibration Control of a Flexible Structure Containing Piezoelectric Elements

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