Search Results - (modal OR odal)

Modal testing : theory, practice, and application / by Ewins, D. J.

Modal testing : theory, practice, and application / by Ewins, D. J.

Araç yolcu koltuğunun sonlu eleman modeliyle titreşim analizi/ by Akın, Duygu

Subjects:

Operational Modal Analysis Modeling, Bayesian Inference, Uncertainty Laws / by Au, Siu-Kui

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Crystallization Modalities in Polymer Melt Processing by Janeschitz-Kriegl, Hermann

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Topics in Modal Analysis & Testing, Volume 10 Proceedings of the 34th IMAC, A Conference and Exposition on Structural Dynamics 2016 /

Table of Contents: “…-- 7 Generalized Craig-Bampton Method Using Robin Boundary Conditions -- 8 Force Reconstruction Using Force Gauges and Accelerometers -- 9 Experimental and Numerical Elastodynamic Analysis of Compressed Open Thin-walled Beams -- 10 Dynamic Modulus Properties of Objet Connex 3D Printer Digital Materials -- 11 Optimized 3D Printed Chiral Lattice for Broadband Vibration Suppression -- 12 Embedding Sensors in FDM Plastic Parts During Additive Manufacturing -- 13 A Neural Network Approach to 3D Printed Surrogate Systems -- 14 Modal Test and Parameter Updating of Metal Laser Sintered Components -- 15 In-Process Ultrasonic Inspection of Additive Manufactured Parts -- 16 High-Resolution Mode Shape Identification Using Mobile Sensors -- 17 A Blind Source Separation Based Approach for Modal Parameter Estimation in Traditional Input-output Experimental Modal Analysis Framework -- 18 Multivariate ARMA Based Modal Identification of a Time-varying Beam -- 19 Optimal Parameter Identification for Model Correlation Using Model Reduction Methods -- 20 A Modified Inverse Eigensensitivity Method for Large Finite Element Models -- 21 Monte Carlo Dynamically Weighted Importance Sampling for Finite Element Model Updating -- 22 A Finite Element Model Updating Method Considering Environmental Impacts -- 23 Redundant Information Rejection in Sensor Localisation Using System Gramians -- 24 Strain-Based Experimental Modal Analysis on Planar Structures: Concepts and Practical Aspects -- 25 Magnetic Excitation and the Effects on Modal Frequency and Damping -- 26Automated Extraction of Mode Shapes Using Motion Magnified Video and Blind Source Separation -- 27 An Alternative MIMO FRF Estimation Method Using Pneumatic Exciters -- 28 Estimating System Modal Parameters Using Free Decay Time Data -- 29 Structural-Acoustic Mode Coupling in a Bolted Aluminum Cylinder -- 30 Spatial Distribution of Acoustic Radiation Rorce for Non-contact Modal Excitation -- 31 Accurate Frequency Measurement on Small Structures with Shaker Excitation -- 32 Theoretical and Experimental Modal Analysis Correlation Studies for Coupled Catalytic Converter -- 33 Experimental Modal Analysis of Rolled Multi Layer Cylindrical Shell -- 34 Modal Parameter Identification Algorithm Based On Pure Normal Mode Test Technology -- 35 The Influence of Parameter Choice in Operational Modal Analysis - A Case Study -- 36 Experimental Validation of Nonlinear Modal Tracking with Varying Conditions.…”
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Topics in Modal Analysis & Testing, Volume 10 Proceedings of the 35th IMAC, A Conference and Exposition on Structural Dynamics 2017 /

Table of Contents: “…Chapter 1.Fluid-structure Interaction in a Labyrinth gas Seal Coupled to a Flexible Stator -- Chapter 2.Modal Analysis of Tower Crane with Cracks by the Dynamic Stiffness Method -- Chapter 3.High-Noise High-Speed Footage Data in Experimental Modal Analysis -- Chapter 4.Morlet-Wave Damping Identification - Application to High-Speed Video -- Chapter 5.Fluid-coupled Vibration Control Inspired by Dragonfly Wings -- Chapter 6.Improving Modal Parameter Estimation by Complementary Output-Output Relations -- Chapter 7.Operational Modal Analysis in Frequency Domain using Gaussian Mixture Models -- Chapter 8.Understanding Modal Vectors -- Chapter 9.Best Practices for Using Order-Based Modal Analysis for Industrial Applications -- Chapter 10. …”
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Topics in Modal Analysis & Testing, Volume 9 Proceedings of the 36th IMAC, A Conference and Exposition on Structural Dynamics 2018 /

Table of Contents: “…Chapter 1. Stochastic Modal Appropriation (SMA) -- Chapter 2. Derivation of Six Degree of Freedom Shaker Inputs Using Sub-Structuring Techniques -- Chapter 3. …”
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New Perspectives on Aspect and Modality in Chinese Historical Linguistics

Table of Contents: “…The Syntax of the Verbs in Archaic Chinese YU Construction -- The Development of the Adverb "QIE 且" in Middle Chinese -- New Insights on the Historical Evolution of the Differential Object Marking in Chinese -- Preliminary Investigation of the Temporal Features of Classical Chinese Verbs -- The History of the Instrumental Nominalization in Chinese -- Some Reflections on the Use and Distribution of Interrogative Pronouns in Medieval Chinese Texts -- Future Meanings, Selection and Volition -- The Diachronic Development of the Aspectual and Modal System of Chinese -- Modality in the General Linguistic Investigations Carried out in China before 1949 -- The Modal Verb 應 in Buddhist Vinayas.…”
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Application of Intelligent Systems in Multi-modal Information Analytics

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Broadband Array Processing by Yan, Shefeng

Table of Contents: “…Background of Array Processing -- Frequency-domain Broadband Beamforming -- Optimal Design of Subband Beamformers -- Time-domain Broadband Beamforming -- Optimal Design of Time-domain Broadband Beamformers -- Modal Beamforming for Circular Arrays -- Time-domain Modal Beamforming for Circular Arrays -- Modal Beamforming for Spherical Arrays -- Time-domain Modal Beamforming for Spherical Arrays.…”
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Rotating Machinery, Vibro-Acoustics & Laser Vibrometry, Volume 7 Proceedings of the 36th IMAC, A Conference and Exposition on Structural Dynamics 2018 /

Table of Contents: “…Characterization of Torsional Vibrations: Torsional-Order Based Modal Analysis -- Chapter 9. Long-Term Automatic Tracking of the Modal Parameters of an Offshore Wind Turbine Drivetrain System in Standstill Condition -- Chapter 10. …”
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Dynamics of Civil Structures, Volume 2 Proceedings of the 36th IMAC, A Conference and Exposition on Structural Dynamics 2018 /

Table of Contents: “…Performance Characterization of Modal Identification Algorithms, the case of Automated Modal Analysis of Palazzo Lombardia -- Chap 4. …”
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Nonlinear Dynamics, Volume 1 Proceedings of the 36th IMAC, A Conference and Exposition on Structural Dynamics 2018 /

Table of Contents: “…Direct Detection of Nonlinear Modal Interactions and Model Updating using Measured Time Series -- Chap 4. …”
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Rotating Machinery, Hybrid Test Methods, Vibro-Acoustics & Laser Vibrometry, Volume 8 Proceedings of the 34th IMAC, A Conference and Exposition on Structural Dynamics 2016 /

Table of Contents: “…1 Practical Techniques for Scaling of Optically Measured Operating Deflection Shapes -- 2 Prediction of the Coupled Impedance from Frequency Response Data -- 3 Real-Time State Detection in Highly Dynamic Systems -- 4 Stereo-DIC Measurements of Thermal Gradient Effects on the Vibratory Response of Metals -- 5 Modal Testing of a Nose Cone Using Three-Dimensional Scanning Laser Doppler Vibrometry -- 6 A Mathematical Model for Determining the Pose of a SLDV -- 7 Operational Modal Analysis with a 3D Laser Vibrometer Without External Reference -- 8 Scanning LDV Measurement Technology For Vibration Fatigue Testing -- 9 Optically Detecting Wavefronts and Wave Speeds in Water Using Refracto-Vibrometry -- 10 Stochastic Wavenumber Estimation: Damage Detection Through Simulated Guided Lamb Waves -- 11 Use Of Continuous Scanning LDV For Diagnostic -- 12 A Cost Effective DIC System for Measuring Structural Vibrations -- 13 Teaching DSP and Dynamic Measurements at the Graduate Level at Michigan Technological University -- 14 Flipping The Classroom For a Class On Experimental Vibration Analysis -- 15 Lessons Learned From Operational Modal Analysis Courses at the University of Molise -- 16 Authentic Engineering Assignments for an Undergraduate Vibration Laboratory Class -- 17 Vibration and Acoustic Analysis of Acoustic Guitar in Consideration of Transient Sound -- 18 Demarcation for the Coupling Strength in the MODENA Approach -- 19 Vibro-Acoustic Modal Model of a Traction Motor for Railway Applications -- 20 Operational Deflection Shapes of a PWM-fed Traction Motor -- 21 Acoustic Fatigue and Dynamic Behavior of Composite Panels Under Acoustic Excitation -- 22 Evaluation of Microphone Density for Finite Element Source Inversion Simulation of a Laboratory Acoustic Test -- 23 Experimental Mapping of the Acoustic Field Generated by Ultrasonic Transducers -- 24 Enhanced Spin-Down Diagnostics for Nondestructive Evaluation of High-Value Systems -- 25 Performing Direct-Field Acoustic Test Environments on a SandiaFlight System to Provide Data for Finite Element Simulation -- 26 Smooth Complex Orthogonal Decomposition Applied to Traveling Waves in Elastic Media -- 27 Subspace Algorithms in Modal Parameter Estimation for Operational Modal Analysis: Perspectives and Practices -- 28 An Application of Multivariate Empirical Mode Decomposition Towards Structural Modal Identification -- 29 Dynamic Characterization of Milling Plant Columns -- 30 Mixed Force and Displacement Control for Base-Isolation Bearings in RTHS -- 31 Leveraging Hybrid Simulation for Vibration-Based Damage Detection Studies -- 32 Real Time Hybrid Simulation with Online Model Updating on Highly Nonlinear Device -- 33 Discrete-time Compensation Technique for Real-Time Hybrid Simulation -- 34 Evaluating the Effectiveness of a Lodengraf Damping Approach for String Trimmers -- 35 Using Operating Data to Locate & Quantify Unbalance in Rotating Machinery -- 36 Gear Dynamics Characterization by Using Order-Based Modal Analysis -- 37 A Design Framework to Improve the Dynamic Characteristics of Double Planet Planetary Gearsets -- 38 Dynamics and Pareto Optimization of a Generic Synchronizer Mechanism -- 39 Modeling and Characterization of a Flexible Rotor Supported by AMB -- 40 Nonlinear Reduced Order Modeling of a Curved Axi-symmetric Perforated Plate: Comparison with Experiments -- 41 Reduced Order Models for Systems with Disparate Spatial and Temporal Scales -- 42 Using NNMs to Evaluate Reduced Order Models of Curved Beam -- 43 Simulation of Rotor Damping Assembled by Disc Shrink Fits -- 44 Developments in the Prediction of Full Field Dynamics in the Nonlinear Forced Response of Reduced Order System Models -- 45 On the Behaviour of Structures with Many Nonlinear Elements -- 46 Estimation of Instantaneous Speed for Rotating Systems: New Processing Techniques -- 47 Identification of Breathing Cracked Shaft Models from Measurements.…”
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An Introduction to Silent Speech Interfaces by Freitas, João, Teixeira, António, Dias, Miguel Sales, Silva, Samuel

Table of Contents: “…1 Introduction -- 2 SSI Modalities I Behind the scenes From the brain to the muscles -- 3 SSI Modalities II Articulation and its consequences -- 4 Combining Modalities Multimodal SSI -- 5 Application Examples -- 6 Conclusions.…”
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Dynamics of Coupled Structures, Volume 4 Proceedings of the 35th IMAC, A Conference and Exposition on Structural Dynamics 2017 /

Table of Contents: “…Substructuring of a Nonlinear Beam Using a Modal Iwan Framework, Part I: Nonlinear Modal Model Identification -- Chapter16. …”
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Nonlinear Dynamics, Volume 1 Proceedings of the 35th IMAC, A Conference and Exposition on Structural Dynamics 2017 /

Table of Contents: “…Chapter1: Design Sensitivities of Components Using Nonlinear Reduced-order Models and Complex Variables -- Chapter2: An Explanation for Why Natural Frequencies Shifting in Structures with Membrane Stresses, Using Backbone Curve Models -- Chapter3: Experimental Nonlinear Dynamics and Snap-through of Post-Buckled Composite Plates -- Chapter4: Comparing Analytical Approximation Methods with Numerical Results for Nonlinear Systems -- Chapter5: Identification of Complex Nonlinearities Using Cubic Splines with Automatic Discretization -- Chapter6: Nonlinear Vibration Analysis of a Complex Aerospace Structure -- Chapter7: Free Vibration Identification of the Geometrically Nonlinear Isolator with Elastic Rings by using Hilbert Transform -- Chapter8: Non-linear System Identification using the Hilbert-Huang Transform and Complex Non-linear Modal Analysis -- Chapter9: Experimental Analysis of a Piezoelectric Energy Harvester with Internal Resonances -- Chapter10: Identification of Pressure-DependentModal Properties of Non-Linear Brake pad by using Scalable Dirac Impulse -- Chapter11: A Proposal of Multi-Dimensional Modal Reduction for Nonlinear Dynamic Simulations -- Chapter12: Nonlinear Normal Modes of a Curved Beam and its Response to Random Loading -- Chapter13: Experimental Study on the Effect of Large Axial Tension Force on the Natural Frequency of a Fixed-Fixed Steel Beam -- Chapter14: The Significance of Nonlinear Normal Modes for Forced Responses -- Chapter15: Influence of Actual Static Transmission Error and Contact Ratio on Gear Engagement Dynamics -- Chapter16: Sensitivity Analysis of Nonlinear Railway Vehicle Models Using Linearized Proxy Analyses -- Chapter17: Application of Nonlinear Displacement-Dependent Dampers in Suspension Systems -- Chapter18: Persistent Models for Complex Control Systems -- Chapter19: Evaluation of Autoparametric Vibration Absorbers on N-Story Building-like Structures -- Chapter20: Modal Methods for Contact Analysis and Contact Force Reconstruction -- Chapter21: Design of a Frequency-energy Independent Nonlinear Oscillator -- Chapter22: Identification of Nonlinear Wave Forces using Gaussian Process NARX Models.…”
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Nonlinear Dynamics, Volume 1 Proceedings of the 34th IMAC, A Conference and Exposition on Structural Dynamics 2016 /

Table of Contents: “…1 Nonlinear Vibrations of a Beam with a Breathing Edge Crack Using Multiple Trial Functions -- 2 Enforcing Linear Dynamics Through the Addition of Nonlinearity -- 3 Experimental Analysis of a Softening-Hardening Nonlinear Oscillator Using Control-Based Continuation -- 4 Experimental Nonlinear Dynamics of Laminated Quasi-isotropic Thin Composite Plates -- 5 Experimental Identification of a Structure with Internal Resonance -- 6 Shock Response of an Antenna Structure Considering Geometric Nonlinearity -- 7 Investigation on Friction-excited Vibration of Flexibly Supported Shafting System -- 8 Resonant Analysis of Systems Equipped with Nonlinear Displacement-Dependent (NDD) Dampers -- 9 Performance Comparison Between a Nonlinear Energy Sink and a Linear Tuned Vibration Absorber for Broadband Control -- 10 Numerical Assessment of a Tunable Auxiliary Mass Damper Using a Friction Damper -- 11 Experimental and Numerical Investigation of the Nonlinear Bending-Torsion Coupling of a Clamped-Clamped Beam with Centre Masses -- 12 Tracking of Backbone Curves of Nonlinear Systems Using Phase-Locked-Loops -- 13 The Importance of Phase-Locking in Nonlinear Modal Interactions -- 14 A Study of the Modal Interaction Between Three Nonlinear Normal Modes Using a Backbone Curve Approach -- 15 Investigating Nonlinear Modal Energy Transfer in a Random Load Environment -- 16 Nonlinear Modal Testing Performed by Pulsed-air Jet Excitation System -- 17 EMA-FEA Correlation and Updating for Nonlinear Behaviour of an Automotive Heat-shield -- 18 Tutorial on Nonlinear System Identification -- 19 Higher-Order Frequency Response Functions for Hysteretic Systems -- 20 Model Upgrading T0 Augment Linear Model Capabilities Into Nonlinear Regions -- 21 Obtaining Nonlinear Frequency Responses from Broadband Testing -- 22 Experimental Study of Isolated Response Curves in a Two-degree-of-freedom Nonlinear System -- 23 Nonlinear Response of a Thin Panel in a Multi-Discipline Environment: Part I - Experimental Results -- 24 Nonlinear Dynamic Response Prediction of a Thin Panel in a Multi-Discipline Environment: Part II - Numerical Predictions -- 25 Stability Analysis of Curved Panels -- 26 Optimal Representation of a Varying Temperature Field for Coupling with a Structural Reduced Order Model -- 27 Basis Identification for Nonlinear Dynamical Systems Using Sparse Coding -- 28 Interaction Between Aerothermally Compliant Structures and Boundary Layer Transition -- 29 Simultaneous Vibration Isolation and Energy Harvesting: Simulation and Experiment -- 30 Nonlinear Dynamic Interaction In A Coupled Electro-Magneto-Mechanical System: Experimental Study -- 31 Hysteresis Identification Using Nonlinear State-Space Models -- 32 Nonholonomically Constrained Dynamics of Rolling Isolation Systems -- 33 Parameter Estimation on Nonlinear Systems Using Orthogonal and Algebraic Techniques -- 34 Online State and Parameter Estimation of a Nonlinear Gear Transmission System -- 35 Model Updating of a Nonlinear System: Gun Barrel of a Battle Tank -- 36 Experimental Passive Flutter Mitigation Using a Linear Tuned Vibration Absorber -- 37 Adaptive Harmonic Balance Analysis of Dry Friction Damped Systems -- 38 Dynamics of an MDOF Rotor Stator Contact System.…”
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Shock & Vibration, Aircraft/Aerospace, Energy Harvesting, Acoustics & Optics, Volume 9 Proceedings of the 34th IMAC, A Conference and Exposition on Structural Dynamics 2016 /

Table of Contents: “…1 Improved Cutting Force Measurements in Milling Using Inverse Filtering -- 2 Use of a Depth Camera as a Contactless Displacement Field Sensor -- 3 Uncertainty of Digital Image Correlation with Vibrating Deformable Targets -- 4 Physical Vibration Simulation of an Acoustic Environment with Six Shakers on an Industrial Structure -- 5 Developing Conservative Mechanical Shock Specifications -- 6 Force Limited Vibration using the Apparent Mass Method -- 7 Harmonic Force Excitation Analysis of a Small-Body Asteroid/Satellite System -- 8 A Study on the Dynamic Interaction of Shock Response Fixtures and Test Payload -- 9 Modal Analyses and Experimental Verifications of Joined-wing Configurations -- 10 Modal Testing of James Webb Space Telescope (JWST) Optical Telescope Element (OTE) -- 11 Quantification of Dynamic Differences Between Boundary Conditions for Environment Specification Improvement -- 12 Modal Updating of Tail of a Military Helicopter -- 13 Modeling of High Frequency Shock Tests -- 14 A NovelMethod to Correlate a Rocket Launcher Finite Element Model Using Experimental Modal Test Measurements and Identification Algorithms -- 15 Numerical Studies on the Reduced Order Modeling of Frictionless Joint Contact Interfaces -- 16 Structural Design with Joints for Maximum Dissipation -- 17 A Hybrid Piezoelectric and Electrostatic Vibration Energy Harvester -- 18 Design of Scaled-Down Composite I-beams for Dynamic Characterization in Subcomponent Testing of a Wind Turbine Blade.…”
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