Search Results - ((\ (forced OR forces) migration\ ) OR (\ (forced OR forces) vibration\ ))*

Conflict and forced migration : escape from oppression and stories of survival, resilience, and hope /

Subjects: “…Forced migration United States.…”
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Contact Force Models for Multibody Dynamics by Flores, Paulo, Lankarani, Hamid M.

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Refugee crises and third-world economies : policies and perspectives /

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Halkların tarihsel dramı / by Asil, İsmail

Subjects:

Dynamic Stability of Columns under Nonconservative Forces Theory and Experiment / by Sugiyama, Yoshihiko, Langthjem, Mikael A., Katayama, Kazuo

Table of Contents: “…Preface -- 1 Fundamentals -- 1.1 Beam and Column -- 1.2 Stability and Stability Criteria -- 1.3 Experiments with Columns -- 1.4 Preliminary Tests -- 1.5 Influence of Support Conditions -- 1.6 Nonconservative Forces -- 1.7 Discussion -- References -- 2 Columns under Conservative Forces -- 2.1 Cantilevered Columns -- 2.2 Pinned-pinned Columns -- 2.3 Standing Cantilevered Columns -- 2.4 Discussion -- References -- 3 Columns under a Follower Force -- 3.1 Beck's Column -- 3.2 Vibrations of Beck's Column -- 3.3 Stability in a Finite Time Interval -- 3.4 Character of Beck's Column -- 3.5 Nonconservative Nature of a Follower Force -- 3.6 Discussion -- References -- 4 Columns with Damping -- 4.1 Cantilevered Columns with Damping -- 4.2 Stability Analysis -- 4.3 Beck's Column with Damping Introduced -- 4.4 Pflüger's Column with Internal Damping -- 4.5 Dynamic Responses -- 4.6 Discussion -- References -- 5 Energy Consideration on the Role of Damping -- 5.1 Energy Considerations -- 5.2 Equation of Motion and Stability Analysis -- 5.3 Energy Expressions -- 5.4 Flutter Configurations and Phase Angles Functions -- 5.5 Energy Balance with Small Internal Damping -- 5.6 Energy Balance with Both Internal and External Damping -- 5.7 Energy Growth Rate -- 5.8 Introduction of Small Internal Damping at the Undamped Flutter Bound -- 5.9 Discussion -- References -- 6 Cantilevered Pipes Conveying Fluid -- 6.1 Basic Equations of Motion -- 6.2 Finite Element Formulation -- 6.3 Eigenvalue Branches Related to Flutter -- 6.4 Flutter Configurations -- 6.5 Effect of Internal Damping -- 6.6 Discussion -- References -- 7 Cantilevered Pipes with a Mechanical Element -- 7.1 Pipes with an Elastic Spring -- 7.2 Pipes with a Lumped Mass -- 7.3 Pipes with a Damper -- 7.4 Coefficient of Damping of a Dashpot Damper -- 7.5 Discussion -- References -- 8 Columns under a Follower Force with a Constant Line of Action -- 8.1 Reut's Column -- 8.2 Stability Analysis of a Generalized Reut's Column -- 8.3 Approximate Solution by the Galerkin Method -- 8.4 Non-self-adjointness of Boundary Value Problems -- 8.5 Discussion -- References -- 9 Generalized Reut's Column -- 9.1 Stability Analysis -- 9.2 Realization of Reut Force -- 9.3 Experimental Setup -- 9.4 Experimental Results -- 9.5 Reut's Column with a Damper -- 9.6 Discussion -- References -- 10 Columns under a Rocket-based Follower Force -- 10.1 Equation of Motion and Stability Analysis -- 10.2 Rocket Motors -- 10.3 Test Columns -- 10.4 Preliminary Tests -- 10.5 Flutter Test -- 10.6 Discussion -- References -- 11 Columns under a Rocket-based Follower Force and with a Lumped Mass -- 11.1 Finite Element Formulation and Stability Analysis -- 11.2 Rocket Motors -- 11.3 Estimate of the Effect of a Lumped Mass on the Flutter Limit -- 11.4 Flutter Test -- 11.5 Discussion -- References -- 12 Columns under a Rocket-based Subtangential Follower Force -- 12.1 Mathematical Model and Finite Element Formulation -- 12.2 Rocket Motors -- 12.3 Test Columns -- 12.4 Stability Estimates -- 12.5 Experiment with Columns under a Rocket-based Subtangential Follower Force -- 12.6 Discussion -- References -- 13 Pinned-pinned Columns under a Pulsating Axial Force -- 13.1 The Mathieu Equation -- 13.2 Stability of the Solution to the Mathieu Equation -- 13.3 Pinned-pinned Columns -- 13.4 Vibrations in the Vicinity of Upper and Lower Boundaries I -- 13.5 Vibrations in the Vicinity of Upper and Lower Boundaries II -- 13.6 Effect of a Phase Angle in Excitation -- 13.7 Discussions -- References -- 14 Parametric Resonances of Columns -- 14.1 Mathieu-Hill Equations -- 14.2 Hsu's Approach -- 14.3 Coupled Mathieu Equation of Columns -- 14.4 Hsu's Resonance Conditions -- 14.5 Estimate of the Principal Regions of Resonances -- 14.6 Experiment with Columns Having Clamped-clamped and Clamped-pinned Ends -- 14.7 Columns under a Pulsating Follower Force -- 14.8 Discussion -- References -- 15 Parametric Resonances of Columns with Damping -- 15.1 Approaches to Mathieu-Hill Equations -- 15.2 Hsu'sApproach to Coupled Hill Equations -- 15.3 Effect of Damping -- 15.4 Second-order Approximation -- 15.5 Discussion -- References -- 16 Columns under a Pulsating Reut Force -- 16.1 Columns under a Pulsating Generalized Reut Force -- 16.2 Finite Difference Formulation and Stability Analysis -- 16.3 Experiment with Columns under a Pulsating Reut Force -- 16.4 Discussion -- References -- 17 Remarks about Approaches to the Dynamic Stability of Structures -- References -- Appendix: Suggested Exercises. .…”
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XVIII. Yüzyılda Osmanlı İmparatorluğu'nun İskan Siyaseti ve Aşiretlerin Yerleştirilmesi / by Halaçoğlu, Yusuf

Subjects:

Theory of Vibration An Introduction / by Shabana, Ahmed A.

Table of Contents: “…1 Introduction -- 1.1 Basic Definitions -- 1.2 Elements of the Vibration Models -- 1.3 Particle Dynamics -- 1.4 Systems of Particles -- 1.5 Dynamics of Rigid Bodies -- 1.6 Linearization of the Differential Equations -- 1.7 Idealization of Mechanical and Structural Systems -- Problems -- 2 Solution of the Vibration Equations -- 2.1 Homogeneous Differential Equations -- 2.2 Initial Conditions -- 2.3 Solution of Nonhomogeneous Equations with Constant Coefficients -- 2.4 Stability of Motion -- Problems -- 3 Free Vibration of Single Degree of Freedom Systems -- 3.1 Free Undamped Vibration -- 3.2 Analysis of the Oscillatory Motion -- 3.3 Stability of Undamped Linear Systems -- 3.4 Continuous Systems -- 3.5 Equivalent Systems -- 3.6 Free Damped Vibration -- 3.7 Logarithmic Decrement -- 3.8 Structural Damping -- 3.9 Coulomb Damping -- 3.10 Self-Excited Vibration -- 3.11 Motion Control -- 3.12 Impact Dynamics -- Problems -- 4 Forced Vibration -- 4.1 Differential Equation of Motion -- 4.2 Forced Undamped Vibration -- 4.3 Resonance and Beating -- 4.4 Forced Vibration of Damped Systems -- 4.5 Rotating Unbalance -- 4.6 Base Motion -- 4.7 Measuring Instruments -- 4.8 Experimental Methods for Damping Evaluation -- Problems -- 5 Response to Nonharmonic Forces -- 5.1 Periodic Forcing Functions -- 5.2 Determination of the Fourier Coefficients -- 5.3 Special Cases -- 5.4 Vibration Under Periodic Forcing Functions -- 5.5 Impulsive Motion -- 5.6 Response to an Arbitrary Forcing Function -- 5.7 Frequency Contents in Arbitrary Forcing Functions -- 5.8 Computer Methods in Nonlinear Vibration -- Problems -- 6 Systems with More Than One Degree of Freedom -- 6.1 Free Undamped Vibration -- 6.2 Matrix Equations -- 6.3 Damped Free Vibration -- 6.4 Undamped Forced Vibration -- 6.5 Vibration Absorber of the Undamped System -- 6.6 Forced Vibration of Damped Systems -- 6.7 The Untuned Viscous Vibration Absorber -- 6.8 Multi-Degree of Freedom Systems -- Problems -- 7 Continuous Systems -- 7.1 Free Longitudinal Vibrations -- 7.2 Free Torsional Vibrations -- 7.3Free Transverse Vibrations -- 7.4 Orthogonality of the Eigenfunctions -- 7.5 Forced Longitudinal and Torsional Vibrations -- 7.6 Forced Transverse Vibrations -- Problems -- References -- Answers to Selected Problems.…”
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Transnational migration, gender and rights

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Zorunlu göç ile yüzleşmek : Türkiye'de yerinden edilme sonrası vatandaşlığın inşası / by Kurban, Dilek

Subjects: “…Forced migration Turkey. 49879…”

Vibrations of Rotating Machinery Volume 2. Advanced Rotordynamics: Applications of Analysis, Troubleshooting and Diagnosis / by Matsushita, Osami, Tanaka, Masato, Kobayashi, Masao, Keogh, Patrick, Kanki, Hiroshi

Table of Contents: “…Basics of plain bearings -- Unbalance vibration of a rotor in plain bearings -- Stability of a rotor in plain bearings -- Vibration due to rolling bearings -- Vibration in active magnetic bearing rotor systems -- Case studies of forced vibration problems -- Case studies of self-excited vibration problems -- Torsional vibration and related coupled vibration -- Signal processing for rotor vibration diagnosis -- Trial examination for vibration expert certification -- Rotor vibration analysis program: MyROT.…”
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Advances in Acoustics and Vibration Proceedings of the International Conference on Acoustics and Vibration (ICAV2016), March 21-23, Hammamet, Tunisia /

Table of Contents: “…-Sensitivity of GFRP Composite Integrity to Machining-Induced Heat: A Numerical Approach -- A Comparative Assessment of In-Operation Modal Analysis and Frequency Domain Decomposition Using Simulated Data -- Experimental Investigation for Forced Vibration of Honeycomb Sandwich Beams -- Theoretical and Experimental Analysis of the Vibrational Behavior of a Polyester Composite Material -- Robust Multi-objective Collaborative Optimization of Complex Structures -- Investigations on the Validity of the Poisson Assumption in Reliability Based Optimization of TMD Parameters -- FE Modeling of Wear Mechanisms in UD-GFRP Composites Using Single-Indenter Scratch Test: A Micromechanical Approach -- Dynamic Analysis of the Perforation of Aluminum Alloy at Low Velocity Impact -- Non-linear Dynamics Analysis of Multilayer Composite Shells with Enhanced Solid-shell Elements -- An Effective Method for the Identification of Support Features in Multi-Supported Systems -- Dynamic Analysis of a Wedge Disc Brake According to the Variations of Friction Coefficient.…”
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Vibrations of Rotating Machinery Volume 1. Basic Rotordynamics: Introduction to Practical Vibration Analysis / by Matsushita, Osami, Tanaka, Masato, Kanki, Hiroshi, Kobayashi, Masao, Keogh, Patrick

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Structural Stability and Vibration An Integrated Introduction by Analytical and Numerical Methods / by Wiggers, Sine Leergaard, Pedersen, Pauli

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Vibration Control of Active Structures An Introduction / by Preumont, André

Table of Contents: “….-   1.1 Active versus passive.-   1.2 Vibration suppression.-   1.3 Smart materials and structures.-   1.4 Control strategies.-   1.4.1 Feedback.-   1.4.2 Feedforward.-   1.5 The various steps of the design.-   1.6 Plant description, error and control budget.-   1.7 Readership and Organization of the book.-   1.8 References.-   1.9 Problems.-   2 Some concepts in structural dynamics.-  2.1 Introduction.-   2.2 Equation of motion of a discrete system.-   2.3 Vibration modes.-   2.4 Modal decomposition.-   2.4.1 Structure without rigid body modes.-   2.4.2 Dynamic °exibility matrix.-   2.4.3 Structure with rigid body modes.-   2.4.4 Example.-  2.5 Collocated control system.-   2.5.1 Transmission zeros and constrained system.-  2.6 Continuous structures.-   2.7 Guyan reduction.-   2.8 Craig-Bampton reduction.-   2.9 References.-   2.10 Problems.-   3 Electromagnetic and piezoelectric transducers.-   3.1 Introduction.-   3.2 Voice coil transducer.-   3.2.1 Proof-mass actuator.-   3.2.2 Geophone.-   3.3 General electromechanical transducer.-   3.3.1 Constitutive equations.-   3.3.2 Self-sensing.-   3.4 Reaction wheels and gyrostabilizers.-   3.5 Smart materials.-   3.6 Piezoelectric transducer.-   3.6.1 Constitutive relations of a discrete transducer.-   3.6.2 Interpretation of k2.-   3.6.3 Admittance of the piezoelectric transducer.-   3.7 References.-   3.8 Problems.-   4 Piezoelectric beam, plate and truss.-   4.1 Piezoelectric material.-   4.1.1 Constitutive relations.-   4.1.2 Coenergy density function.-   4.2 Hamilton's principle.-   4.3 Piezoelectric beam actuator.-   4.3.1 Hamilton's principle.-   4.3.2 Piezoelectric loads.-   4.4 Laminar sensor.-   4.4.1 Current and charge amplifiers.-   4.4.2 Distributed sensor output.-   4.4.3 Charge amplifier dynamics.-   4.5 Spatial modalfilters.-   4.5.1 Modal actuator.-   4.5.2 Modal sensor.-   4.6 Active beam with collocated actuator-sensor.-   4.6.1 Frequency response function.-   4.6.2 Pole-zero pattern.-   4.6.3 Modal truncation.-   4.7 Admittance of a beam with a piezoelectric patch.-   4.8 Piezoelectric laminate.-   4.8.1 Two dimensional constitutive equations.-   4.8.2 Kirchhoff  theory.-   4.8.3 Stiffness matrix of a multi-layer elastic laminate.-   4.8.4 Multi-layer laminate with a piezoelectric layer.-   4.8.5 Equivalent piezoelectric loads.-   4.8.6 Sensor output.-   4.8.7 Beam model vs. plate model.-   4.8.8 Additional remarks.-   4.9 Active truss.-   4.9.1 Open-loop transfer function.-   4.9.2 Admittance function.-   4.10 Finite element formulation.-   4.11 References.-   4.12 Problems.-   5 Passive damping with piezoelectric transducers.-   5.1 Introduction.-   5.2 Resistive shunting.-   5.3 Inductive shunting.-   5.4 Switched shunt.-   5.4.1 Equivalent damping ratio.-   5.5 References.-   5.6 Problems.-   6 Collocated versus non-collocated control.-   6.1 Introduction.-  6.2 Pole-zero flipping.-   6.3 The two-mass problem.-   6.3.1 Collocated control.-   6.3.2 Non-collocated control.-   6.4 Notch filter.-   6.5 Effect of pole-zero flipping on the Bode plots.-   6.6 Nearly collocated control system.-   6.7 Non-collocated control systems.-   6.8 The role of damping.-   6.9 References --   6.10 Problems ..-   7 Active damping with collocated system.-   7.1 Introduction.-   7.2 Lead control.-   7.3 Direct velocity feedback (DVF).-   7.4 Positive Position Feedback (PPF).-   7.5 Integral Force Feedback(IFF).-   7.6 Duality between the Lead and the IFF controllers.-   7.6.1 Root-locus of a single mode.-   7.6.2 Open-loop poles and zeros.-   7.7 Actuator and sensor dynamics.-   7.8 Decentralized control with collocated pairs.-   7.8.1 Cross talk.-   7.8.2 Force actuator and displacement sensor.-   7.8.3 Displacement actuator and force sensor.-   7.9 References.-   7.10 Problems.-   8 Vibration isolation.-   8.1 Introduction.-   8.2 Relaxation isolator.-  8.2.1 Electromagnetic realization.-   8.3 Active isolation.-  8.3.1 Sky-hook damper.-   8.3.2 Integral Force Feedback.-   8.4 Flexible body.-   8.4.1 Free-free beam with isolator.-   8.5 Payload isolation in spacecraft.-   8.5.1 Interaction isolator/attitude control.-   8.5.2 Gough-Stewart platform.-   8.6 Six-axis isolator.-   8.6.1 Relaxation isolator.-   8.6.2 Integral Force Feedback.-   8.6.3 Spherical joints, modal spread.-   8.7 Active vs. passive.-   8.8 Car suspension.-   8.9 References.-   8.10 Problems.-   9 State space approach.-   9.1 Introduction.-   9.2 State space description.-   9.2.1 Single degree of freedom oscillator.-   9.2.2 Flexible structure.-   9.2.3 Inverted pendulum.-   9.3 System transfer function.-   9.3.1 Poles and zeros.-   9.4 Pole placement by state feedback.-   9.4.1 Example: oscillator.-   9.5 Linear Quadratic Regulator.-   9.5.1 Symmetric root locus.-   9.5.2 Inverted pendulum.-   9.6 Observer design.-   9.7 Kalman Filter.-   9.7.1 Inverted pendulum.-   9.8 Reduced order observer.-   9.8.1 Oscillator.-   9.8.2 Inverted pendulum.-   9.9 Separation principle.-   9.10 Transfer function of the compensator.-   9.10.1 The two-mass problem.-   9.11 References.-   9.12 Problems.-   10 Analysis and synthesis in the frequency domain.-   10.1 Gain and phase margins.-  10.2 Nyquist criterion.-   10.2.1 Cauchy's principle.-   10.2.2 Nyquist stability criterion.-  10.3 Nichols chart.-   10.4 Feedback specification for SISO systems.-   10.4.1 Sensitivity.-   10.4.2 Tracking error.-   10.4.3 Performance specification.-   10.4.4 Unstructured uncertainty.-   10.4.5 Robust performance and robust stability.-  10.5 Bode gain-phase relationships.-  10.6 The Bode Ideal Cutoff.-  10.7 Non-minimum phase systems.-   10.8 Usual compensators.-   10.8.1 System type.-   10.8.2 Lead compensator.-   10.8.3 PI compensator.-   10.8.4 Lag compensator.-   10.8.5 PID compensator.-   10.9 Multivariable systems.-   10.9.1 Performance specification.-   10.9.2 Small gaintheorem.-   10.9.3 Stability robustness tests.-   10.9.4 Residual dynamics.-   10.10References.-   10.11Problems.-   11 Optimal control.-   11.1 Introduction.-   11.2 Quadratic integral.-   11.3 Deterministic LQR.-   11.4 Stochastic response to a white noise.-   11.4.1 Remark.-   11.5 Stochastic LQR.-   11.6 Asymptotic behavior of the closed-loop.-   11.7 Prescribed degree of stability --   11.8 Gain and phase margins of the LQR.-   11.9 Full state observer.-   11.9.1 Covariance of the reconstruction error.-   11.10Kalman-Bucy Filter (KBF).-   11.11Linear Quadratic Gaussian (LQG).-  11.12Duality.-   11.13Spillover.-   11.13.1Spillover reduction.-   11.14Loop Transfer Recovery (LTR).-   11.15Integral control with state feedback.-   11.16Frequency shaping.-   11.16.1Frequency-shaped cost functionals.-   11.16.2Noise model ..-   11.17References.-   11.18Problems.-   12 Controllability and Observability.-   12.1 Introduction.-  12.1.1 Definitions.-   12.2 Controllability and observabilitymatrices.-   12.3 Examples.-   12.3.1 Cart with two inverted pendulums.-   12.3.2 Double inverted pendulum.-   12.3.3 Two d.o.f.…”
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International Labour Migration in the Middle East and Asia Issues of Inclusion and Exclusion /

Table of Contents: “…Chapter 1 Introduction: Migrants in the Middle East and Asia -- Chapter 2 Ethnocracy in the Arab Gulf States: Oil Rent, Migrants, and Authoritarian Regimes -- Chapter 3 Empowerment of Migrant Domestic Workers: Muslim Filipinas in the UAE -- Chapter 4 Complexities of Inclusion and Exclusion amongst Intermarried Filipino Migrant Workers in the UAE -- Chapter 5 'This is Our Home, But We Cannot Stay Here Forever': Second Generation Asian Youth in Kuwait and the UAE -- Chapter 6 Promoting Diversity, Branding the State: Migrant-friendly Discourse in the UAE -- Chapter 7 Brunei Darussalam: Female Labour Force Participation and Foreign Domestic Workers -- Chapter 8 Space of Emancipation or Space of Insecurity: Gendered Dimensions in 'Nepal Town', South Korea -- Chapter 9 International Migration and the Politics of Multiculturalism in Japan, South Korea, and Singapore. .…”
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Engineering Vibration, Communication and Information Processing ICoEVCI 2018, India /

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Ahıska Türkleri / by Aslan, Kıyas

Subjects:

Arrival Infrastructures Migration and Urban Social Mobilities /

Table of Contents: “…The Politics of Temporariness and the Materiality of Refugee Camps -- 11. From Forced Migration to Forced Arrival: The Campization of Refugee Accommodation in European Cities.…”
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Living in two homes : integration, indentity and education of transnational migrants in a globalized world /

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Nonlinear Dynamics, Volume 1 Proceedings of the 33rd IMAC, A Conference and Exposition on Structural Dynamics, 2015 /

Table of Contents: “…Interplay between local frictional contact dynamics and global dynamics of a mechanical system -- Non linear dynamics of jointed systems under dry friction forces -- Prediction of nonlinear forced response on ancillary subsystem components attached to reduced linear systems -- Numerical round robin for prediction of dissipation in lap joints -- The harmonic balance method for bifurcation analysis of nonlinear mechanical systems -- Nonlinear vibrations of a beam with a breathing edge crack -- Stability limitations in simulation of dynamical systems with multiple time-scales -- Coupled parametrically driven modes in synchrotron dynamics -- Relating backbone curves to the forced responses of nonlinear systems -- Nonlinear modal interaction analysis for a three degree of freedom system with cubic nonlinearities -- Passive flutter suppression using a nonlinear tuned vibration absorber -- Nonlinear vibrations of a flexible l-shaped beam using differential quadrature method -- Theoretical and experimental analysis of bifurcation induced passive bandgap reconfiguration -- A model of evolutionary dynamics with quasiperiodic forcing -- Experimental demonstration of a 3d printed nonlinear tuned vibration absorber -- The effect of gravity on a slender loop structure -- Wave propagation in a materially nonlinear rod -- Experimental nonlinear dynamics and chaos of post buckled plates -- Control based continuation of a hybrid numerical/physical substructured system -- Towards finite element model updating based on nonlinear normal modes -- Experimental modal analysis of nonlinear structures using broadband data -- Measurement of nonlinear normal modes using mono harmonic force appropriation -- Nonlinear system identification through backbone curves and bayesian inference -- Experimental nonlinear identification of an aircraft with bolted connections -- Non linear finite element model validation of a lap-joint -- Experimental validation of pseudo receptance difference (prd) method for nonlinear model updating -- Systems with bilinear stiffness -- Simplifying transformations for nonlinear systems: part i, an optimisation-based variant of normal form analysis -- Simplifying transformations for nonlinear systems: part ii, statistical analysis of harmonic cancellation -- considerations for indirect parameter estimation in nonlinear reduced order models -- Nonlinear model updating methodology with application to the imac xxxiii round robin benchmark problem -- Bridging the gap between nonlinear normal modes and modal derivatives -- Validation of nonlinear reduced order models with time integration targeted at nonlinear normal modes -- Model order reduction of nonlinear Euler Bernoulli beam -- Identification of dynamic nonlinearities of bolted structures using strain analysis -- The effects of boundary conditions measurement techniques and excitation type on measurements of the properties of mechanical joints -- Numerical model for elastic contact simulation -- Efficient and accurate consideration of nonlinear joint contact within multibody simulation -- Model reduction for nonlinear multibody systems based on proper orthogonal  & smooth orthogonal decomposition -- Cam geometry generation and optimization for torsion bar systems -- Dynamics modelling and accuracy evaluation of a 6-dof hexaslide robot -- A belt-driven 6-dof parallel kinematic machine -- Bearing cage dynamic cage failure and bearing life estimation -- Bias errors of different simulation methods for linear and nonlinear systems -- Internal resonance and stall flutter interactions in a pitch flap wing in the wind-tunnel.…”
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