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Rodrigo Nicoletti
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Journal Articles

Experimental Evidence of the Band Gap Formation in Rotors With Longitudinal Periodicity

Patrick B. Lamas, Rodrigo Nicoletti
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Technical Briefs
J. Eng. Gas Turbines Power. February 2023, 145(2): 024501.
Paper No: GTP-22-1112
https://doi.org/10.1115/1.4055776
Published Online: November 29, 2022
View Article titled, Experimental Evidence of the Band Gap Formation in Rotors With Longitudinal Periodicity
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Topics: Disks, Energy gap, Rotors, Excitation
Journal Articles

Optimization of Band Gaps in Rotors With Longitudinal Periodicity and Quasi-Periodicity

Patrick Bueno Lamas, Rodrigo Nicoletti
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. April 2023, 145(2): 021005.
Paper No: VIB-22-1215
https://doi.org/10.1115/1.4055808
Published Online: October 19, 2022
View Article titled, Optimization of Band Gaps in Rotors With Longitudinal Periodicity and Quasi-Periodicity
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Topics: Energy gap, Impellers, Rotors, Disks, Optimization
Journal Articles

Erratum: “The Band Gap Formation in Rotors With Longitudinal Periodicity and Quasi-Periodicity” [ASME J. Eng. Gas Turbines Power, 2022, 144(5), p. 051003; DOI: 10.1115/1.4053193 ]

Patrick Bueno Lamas, Rodrigo Nicoletti
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Errata
J. Eng. Gas Turbines Power. June 2022, 144(6): 067001.
Paper No: GTP-22-1061
https://doi.org/10.1115/1.4054063
Published Online: May 19, 2022
View Article titled, Erratum: “The Band Gap Formation in Rotors With Longitudinal Periodicity and Quasi-Periodicity” [ASME J. Eng. Gas Turbines Power, 2022, 144(5), p. 051003; DOI: 10.1115/1.4053193 ]
Open the PDF for Erratum: “The Band Gap Formation in Rotors With Longitudinal Periodicity and Quasi-Periodicity” [ASME J. Eng. Gas Turbines Power, 2022, 144(5), p. 051003; DOI: 10.1115/1.4053193 ] in another window
Topics: Energy gap, Gas turbines, Rotors, Disks
Journal Articles

The Band Gap Formation in Rotors With Longitudinal Periodicity and Quasi-Periodicity

Patrick B. Lamas, Rodrigo Nicoletti
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2022, 144(5): 051003.
Paper No: GTP-21-1246
https://doi.org/10.1115/1.4053193
Published Online: February 21, 2022
View Article titled, The Band Gap Formation in Rotors With Longitudinal Periodicity and Quasi-Periodicity
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Topics: Disks, Energy gap, Rotors
Proceedings Papers

Design of Band Gap Formation in Periodic Rotors via Optimization

Patrick B. Lamas, Rodrigo Nicoletti
Proc. ASME. IDETC-CIE2021, Volume 10: 33rd Conference on Mechanical Vibration and Sound (VIB), V010T10A020, August 17–19, 2021
Publisher: American Society of Mechanical Engineers
Paper No: DETC2021-70405
https://doi.org/10.1115/DETC2021-70405
View Paper titled, Design of Band Gap Formation in Periodic Rotors via Optimization
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Topics: Design, Energy gap, Optimization, Rotors, Inertia (Mechanics), Blades, Disks, Frequency response, Impellers, Metamaterials
Journal Articles

Natural Frequencies and Band Gaps of Periodically Corrugated Beams

Rhamy Salim Bachour, Rodrigo Nicoletti
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Technical Briefs
J. Vib. Acoust. August 2021, 143(4): 044502.
Paper No: VIB-20-1157
https://doi.org/10.1115/1.4048889
Published Online: November 10, 2020
View Article titled, Natural Frequencies and Band Gaps of Periodically Corrugated Beams
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Topics: Energy gap, Periodic structures, Waves, Vibration, Materials properties, Geometry, Metamaterials
Journal Articles

A New Method for Fault Detection of Rotating Machines in Motion Control Applications Using PROFIdrive Information and Support Vector Machine Classifier

Andre Luis Dias, Afonso Celso Turcato, Guilherme Serpa Sestito, Murilo Silveira Rocha, Dennis Brandão, Rodrigo Nicoletti
Journal: Journal of Dynamic Systems, Measurement, and Control
Publisher: ASME
Article Type: Research-Article
J. Dyn. Sys., Meas., Control. April 2021, 143(4): 041007.
Paper No: DS-20-1265
https://doi.org/10.1115/1.4048784
Published Online: November 4, 2020
View Article titled, A New Method for Fault Detection of Rotating Machines in Motion Control Applications Using PROFIdrive Information and Support Vector Machine Classifier
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Topics: Cycles, Machinery, Motion control, Support vector machines, Signals, Motors, Algorithms, Stress, Errors, Inertia (Mechanics)
Journal Articles

Design of Tilting-Pad Journal Bearings Considering Bearing Clearance Uncertainty and Reliability Analysis

Heitor Antonio Pereira da Silva, Rodrigo Nicoletti
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research-Article
J. Tribol. January 2019, 141(1): 011703.
Paper No: TRIB-18-1103
https://doi.org/10.1115/1.4041021
Published Online: August 31, 2018
View Article titled, Design of Tilting-Pad Journal Bearings Considering Bearing Clearance Uncertainty and Reliability Analysis
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Topics: Bearings, Clearances (Engineering), Design, Probability, Failure, Journal bearings
Journal Articles

The Udwadia–Kalaba Trajectory Control Applied to a Cantilever Beam—Experimental Results

Raphael Pereira Spada, Rodrigo Nicoletti
Journal: Journal of Dynamic Systems, Measurement, and Control
Publisher: ASME
Article Type: Research-Article
J. Dyn. Sys., Meas., Control. September 2017, 139(9): 091002.
Paper No: DS-15-1606
https://doi.org/10.1115/1.4036236
Published Online: June 5, 2017
View Article titled, The Udwadia–Kalaba Trajectory Control Applied to a Cantilever Beam—Experimental Results
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Topics: Cantilever beams, Kaolin, Trajectories (Physics), Vibration, Mode shapes, Excitation, Kinematics, Accelerometers, Boundary-value problems
Journal Articles

The Importance of the Heat Capacity of Lubricants With Nanoparticles in the Static Behavior of Journal Bearings

Rodrigo Nicoletti
Journal: Journal of Tribology
Publisher: ASME
Article Type: Technical Briefs
J. Tribol. October 2014, 136(4): 044502.
Paper No: TRIB-14-1058
https://doi.org/10.1115/1.4027861
Published Online: July 15, 2014
View Article titled, The Importance of the Heat Capacity of Lubricants With Nanoparticles in the Static Behavior of Journal Bearings
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Topics: Bearings, Fluids, Heat capacity, Journal bearings, Lubricants, Nanofluids, Nanoparticles, Stress, Temperature, Viscosity
Journal Articles

Erratum: “Lateral Vibration Attenuation of Shafts Supported by Tilting-Pad Journal Bearing With Embedded Electromagnetic Actuators” [ASME Journal of Engineering for Gas Turbines and Power, 2014, 136(4), p. 042503 DOI: 10.1115/1.4026038 ]

Henry Pizarro Viveros, Rodrigo Nicoletti
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Errata
J. Eng. Gas Turbines Power. December 2014, 136(12): 127002.
Paper No: GTP-14-1268
https://doi.org/10.1115/1.4027824
Published Online: June 27, 2014
View Article titled, Erratum: “Lateral Vibration Attenuation of Shafts Supported by Tilting-Pad Journal Bearing With Embedded Electromagnetic Actuators” [ASME Journal of Engineering for Gas Turbines and Power, 2014, 136(4), p. 042503 DOI: 10.1115/1.4026038 ]
Open the PDF for Erratum: “Lateral Vibration Attenuation of Shafts Supported by Tilting-Pad Journal Bearing With Embedded Electromagnetic Actuators” [ASME Journal of Engineering for Gas Turbines and Power, 2014, 136(4), p. 042503 DOI: 10.1115/1.4026038 ] in another window
Topics: Electromagnetic actuators, Gas turbines, Journal bearings, Vibration
Journal Articles

Lateral Vibration Attenuation of Shafts Supported by Tilting-Pad Journal Bearing With Embedded Electromagnetic Actuators

Henry Pizarro Viveros, Rodrigo Nicoletti
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. April 2014, 136(4): 042503.
Paper No: GTP-13-1141
https://doi.org/10.1115/1.4026038
Published Online: December 12, 2013
View Article titled, Lateral Vibration Attenuation of Shafts Supported by Tilting-Pad Journal Bearing With Embedded Electromagnetic Actuators
Open the PDF for Lateral Vibration Attenuation of Shafts Supported by Tilting-Pad Journal Bearing With Embedded Electromagnetic Actuators in another window
Topics: Actuators, Bearings, Electromagnetic actuators, Vibration
Journal Articles

Comparison Between a Meshless Method and the Finite Difference Method for Solving the Reynolds Equation in Finite Bearings

Rodrigo Nicoletti
Journal: Journal of Tribology
Publisher: ASME
Article Type: Technical Briefs
J. Tribol. October 2013, 135(4): 044501.
Paper No: TRIB-13-1038
https://doi.org/10.1115/1.4024752
Published Online: June 24, 2013
View Article titled, Comparison Between a Meshless Method and the Finite Difference Method for Solving the Reynolds Equation in Finite Bearings
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Topics: Bearings, Errors, Finite difference methods, Pressure, Slider bearings, Numerical analysis, Partial differential equations
Journal Articles

Optimization of Journal Bearing Profile for Higher Dynamic Stability Limits

Rodrigo Nicoletti
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research-Article
J. Tribol. January 2013, 135(1): 011702.
Paper No: TRIB-12-1047
https://doi.org/10.1115/1.4007885
Published Online: December 20, 2012
View Article titled, Optimization of Journal Bearing Profile for Higher Dynamic Stability Limits
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Topics: Bearings, Journal bearings, Optimization, Stability, Rotors
Journal Articles

A Study on the Relationship of Embedded Sensitivity With Measuring Grid and Mode Shapes

Marcos Satoshi Kawamoto, Rodrigo Nicoletti
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Technical Briefs
J. Vib. Acoust. April 2011, 133(2): 024503.
https://doi.org/10.1115/1.4002127
Published Online: March 3, 2011
View Article titled, A Study on the Relationship of Embedded Sensitivity With Measuring Grid and Mode Shapes
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Topics: Finite element analysis, Mode shapes, Sensitivity analysis, Sheet metal, Stiffness, Torsion
Proceedings Papers

Shaft Shape Multi Objective Optimization Based on Bacterial Chemotaxis

Maria Alejandra Guzma´n Pardo, Rodrigo Nicoletti, Jonas de Carvalho
Proc. ASME. GT2010, Volume 6: Structures and Dynamics, Parts A and B, 1363-1367, June 14–18, 2010
Publisher: American Society of Mechanical Engineers
Paper No: GT2010-23359
https://doi.org/10.1115/GT2010-23359
View Paper titled, Shaft Shape Multi Objective Optimization Based on Bacterial Chemotaxis
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Topics: Pareto optimization, Shapes, Design, Algorithms, Biomimetics, Engineers, Optimization, Safety, Shape optimization, Weight (Mass)
Journal Articles

Positioning of Deadeners for Vibration Reduction in Vehicle Roof Using Embedded Sensitivity

Danilo Bruneli Reis, Rodrigo Nicoletti
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. April 2010, 132(2): 021007.
https://doi.org/10.1115/1.4000769
Published Online: March 17, 2010
View Article titled, Positioning of Deadeners for Vibration Reduction in Vehicle Roof Using Embedded Sensitivity
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Topics: Damping, Roofs, Vehicles, Vibration, Frequency response, Resonance, Sheet metal
Proceedings Papers

Modified Reynolds Equation for Aerostatic Porous Radial Bearings With Quadratic Forchheimer Pressure-Flow Assumption

Rodrigo Nicoletti, Zilda C. Silveira, Benedito M. Purquerio
Proc. ASME. IJTC2007, ASME/STLE 2007 International Joint Tribology Conference, Parts A and B, 197-199, October 22–24, 2007
Publisher: American Society of Mechanical Engineers
Paper No: IJTC2007-44015
https://doi.org/10.1115/IJTC2007-44015
View Paper titled, Modified Reynolds Equation for Aerostatic Porous Radial Bearings With Quadratic Forchheimer Pressure-Flow Assumption
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Topics: Bearings, Flow (Dynamics), Pressure, Modeling, Porous materials
Proceedings Papers

Feasibility of Applying Active Lubrication to Reduce Vibration in Industrial Compressors

Ilmar F. Santos, Rodrigo Nicoletti, Alexandre Scalabrin
Proc. ASME. GT2003, Volume 4: Turbo Expo 2003, 481-489, June 16–19, 2003
Publisher: American Society of Mechanical Engineers
Paper No: GT2003-38225
https://doi.org/10.1115/GT2003-38225
View Paper titled, Feasibility of Applying Active Lubrication to Reduce Vibration in Industrial Compressors
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Topics: Compressors, Lubrication, Vibration, Bearings, Dampers, Damping, Design, Stability, Stiffness, Dynamics (Mechanics)
Proceedings Papers

Frequency Response Analysis of an Actively Lubricated Rotor/Tilting-Pad Bearing System

Rodrigo Nicoletti, Ilmar Ferreira Santos
Proc. ASME. GT2004, Volume 6: Turbo Expo 2004, 735-744, June 14–17, 2004
Publisher: American Society of Mechanical Engineers
Paper No: GT2004-54034
https://doi.org/10.1115/GT2004-54034
View Paper titled, Frequency Response Analysis of an Actively Lubricated Rotor/Tilting-Pad Bearing System
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Topics: Bearings, Frequency response, Rotors, Resonance, Vibration, Control equipment, Dynamic response, Dynamics (Mechanics), Fluid-dynamic forces, Lubrication