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1. Numerical Analysis of a Horizontal Flexible Rotor Supported by a Squeeze Film Air Bearing Based on Near-Field Acoustic Levitation NSTL国家科技图书文献中心

Rossi, Fernanda F. |  Steffen Jr, Valder... -  《Brazilian journal of physics》 - 2025,55(2) - 共14页

摘要：Acoustic levitation is a method through which an object is suspended at a stable position against gravity by means of an acoustic radiation force produced by intense sound waves. This technique encomp...
关键词： Near-field acoustic levitation |  Squeeze film air bearing |  Reynolds equation |  Rotordynamics |  Finite element method
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2. Active crack control approach applied to a horizontal rotating machine EI 工程索引 NSTL国家科技图书文献中心

Leao, Leandro de S. |  Pereira, Iago A.... -  《Journal of vibration and control: JVC》 - 2023,29(9/10) - 2363～2373 - 共11页

摘要：The present contribution proposes an active vibration control technique devoted to shafts with cracks aiming to minimize their propagation. The existence of a crack in rotating shafts can be character...
关键词： rotating machines |  transverse cracks |  vibration control |  proportional-integral-derivative approach |  electromagnetic actuators |  VIBRATION |  IDENTIFICATION |  OPTIMIZATION
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3. Kriging-Based Surrogate Controller for Robust Control of a Flexible Rotor Supported by Active Magnetic Bearings NSTL国家科技图书文献中心

De Oliveira, Marcus ... |  Sicchieri, Leonardo ...... -  《Journal of engineering for gas turbines and power: Transactions of the ASME》 - 2023,145(7) - 071005～ - 共11页

摘要：Vibration control in supercritical rotors is a challenging task due to the underlying complex dynamics that high-speed machinery undergoes. When taking into account both structural (e.g., structural i...
关键词： Kriging surrogate model |  flexible rotor |  magnetic bearings |  rotor dynamics |  robust control |  OF-THE-ART |  SYSTEMS |  OPTIMIZATION |  SUSPENSION |  VIBRATION
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4. On the modeling of flywheel rotor systems via unified formulation: Viability, practicalities, and experimental validation SCIE Web of Science核心 EI 工程索引 NSTL国家科技图书文献中心

Del Claro, Vergilio ... |  CavaliniJr, Aldemir ...... -  《Composite structures》 - 2022,299(Nov.) - 1～13 - 共13页

摘要：Recent times have seen a great interest on environmental issues and efficient, sustainable systems. This interest has required the employment of advanced composites for a myriad of industrial machines...
关键词： Rotor dynamics |  Flywheel dynamics |  Carrera unified formulation |  Flywheel energy storage systems |  Finite elements method
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5. Solution of mass-spring-damper fractional systems using Caputo derivative and orthogonal collocation SCIE Web of Science核心 EI 工程索引 NSTL国家科技图书文献中心

Lima, Juliana V. C. ... |  Lobato, Fran Sergio... -  《Engineering computations: International journal for computer-aided engineering and software》 - 2022,39(4) - 1432～1450 - 共19页

摘要：Purpose In this contribution, the solution of Mass-Spring-Damper Systems in the fractional context by using Caputo derivative and Orthogonal Collocation Method is investigated. For this purpose, diffe...
关键词： Mass-spring-damper systems |  Fractional differential equation |  Orthogonal collocation
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6. The use of Hurst exponent in impedance-based structural health monitoring NSTL国家科技图书文献中心

Venson, Giuliano Gar... |  Tsuruta, Karina Mayu...... -  《Journal of the Brazilian Society of Mechanical Sciences and Engineering》 - 2022,44(11) - 536～ - 共15页 - 被引量：1

摘要：This work presents the use of the Hurst exponent in structural health monitoring based on the electromechanical impedance method. This technique uses piezoelectric patches bonded to the structure (or ...
关键词： Hurst exponent |  Structural health monitoring |  Electromechanical impedance |  Impedance signature |  TEMPERATURE
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7. Dry-whip phenomenon in on-board rotordynamics: Modeling and experimentation SCIE Web of Science核心 EI 工程索引 SCOPUS Scopus数据库 NSTL国家科技图书文献中心

Briend, Yvon |  Chatelet, Eric... -  《Journal of Sound and Vibration》 - 2021,513 - 共18页 - 被引量：5

摘要：This paper addresses rotor-stator contact issues, especially the dry-whip phenomenon, as caused by base excitations. So far, this particular instability in the case of direct rub between shaft and sta...
关键词： On-board rotor |  Rotor-stator rubbing |  Dry-whip |  Experimental validation |  Hydrodynamic bearing |  Multi-axial excitations |  ROTOR SYSTEM |  STATOR
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8. Fuzzy Reliability-Based Optimization for Engineering System Design SCIE Web of Science核心 SCOPUS Scopus数据库 EI 工程索引 NSTL国家科技图书文献中心

Dourado, Arinan De P... |  Lobato, Fran S.... -  《International Journal of Fuzzy Systems》 - 2019,21(5) - 1418～1429 - 共12页 - 被引量：12

摘要：Both the performance and the useful life of engineering systems can be affected by uncertainties that have not been considered at the design stage of such systems. Therefore, uncertainty, reliability,...
关键词： Reliability-based optimization |  Reliability analysis |  Fuzzy logic |  Engineering system design
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