Topics in Modal Analysis & Testing, Volume 9, 1st ed. 2019 Proceedings of the 36th IMAC, A Conference and Exposition on Structural Dynamics 2018 Conference Proceedings of the Society for Experimental Mechanics Series

Topics in Modal Analysis & Testing, Volume 9:  Proceedings of the 36th IMAC, A Conference and Exposition on Structural Dynamics, 2018, the ninth volume of nine from the Conference, brings together contributions to this important area of research and engineering.  The collection presents early findings and case studies on fundamental and applied aspects of Modal Analysis, including papers on:

Operational Modal & Modal Analysis Applications

Experimental Techniques

Modal Analysis, Measurements & Parameter Estimation

Modal Vectors & Modeling

Basics of Modal Analysis

Additive Manufacturing & Modal Testing of Printed Parts

Chapter 1. Stochastic Modal Appropriation (SMA).- Chapter 2. Derivation of Six Degree of Freedom Shaker Inputs Using Sub-Structuring Techniques.-  Chapter 3. Forced Response of 2-Dof Gyroscopic Systems with Stable Eigenvalues.- Chapter 4. Modal Testing of a Composite Bladed Disc Using Travelling Wave Excitation Method. -Chapter 5. Simulation of the Dynamic Behavior of a Bi-cable Ropeway with Modal Bases.- Chapter 6. Influence of Noise in Correlation Function Estimates for Operational Modal Analysis.- Chapter 7. Comparison of two (Geometric) Algorithms for Auto OMA.- Chapter 8. Operational Modal Analysis On Wind Turbine Hub.- Chapter 9. The Influence of Edge Boundary Conditions and Cracks on Vibrational Modes of Multilayer Ceramic Capacitors.- Chapter 10. The Cross Spectrum in Multiple Input Multiple Response Vibration Testing.- Chapter 11. A Systematic Evaluation of Test Specification Derivation Methods for Multi-Axis Vibration Testing.- Chapter 12. Designing Hardware for the Boundary Condition Round Robin Challenge.- Chapter 13. Modal Comparison of Stock and Performance Brake Rotors.- Chapter 14. On the Veering Phenomenon Potential in High Speed Gears Design.- Chapter 15. Modal Truncation in Experimental Modal Analysis.- Chapter 16. Combined Mechanical Environments for Design and Qualification.- Chapter 17. Comparing Free-Free and Shaker Table Model Correlation Methods Using Jim Beam. Chapter 18. Realtime Hybrid Testing: Challenges and Experiences from a Teaching Point of View.- Chapter 19. Comparison of Computational Generalized and Standard Eigenvalue Solutions of Rotating Systems. –Chapter 20. Residual States for Modal Models Identified from Accelerance Data.- Chapter 21. Comparison of Time-Domain Objective Functions in Dynamic Fixture Optimization.- Chapter 22. Advanced Hammer Excitation Technique for Impact Modal Testing on Lightweight Materials using Scalable Automatic Modal Hammer.- Chapter 23. Evaluation of MIMO Input Derivations and their Physical Context.- Chapter 24. Using Modal Substructuring to Improve Shock & Vibration Qualification.- Chapter 25. Off-Axis Input Characterization of Random Vibration Laboratory Data for Model Credibility.- Chapter 26. Modal Analysis of a Brake-Ruess Beam and Computational Modeling at the Undergraduate Level.- Chapter 27. A Primer on Multiple Degree of Freedom Vibration Test for Aerospace and Military Applications.- Chapter 28. A Study on the Generation and Propagation of Traveling Waves in Strings.- Chapter 29. A Colored Complex Mode Indicator Function for Selecting a Final Mode Set.- Chapter 30. Using Manual Excitation for Large Displacement on a Highly Damped System.- Chapter 31. Traveling Wave Generation on a Clamped, Thin Plate with Flush-mounted Piezoelectric Actuators.- Chapter 32. Experimental Modal Analysis of an Aircraft Fuselage Panel – Part II.- Chapter 33. Combining Virtual Simulation with Hands-on Experiments for Teaching Mechanical Vibration.- Chapter 34. Finite Element Model Updating Using the Local Correspondence Principle.- Chapter 35. Approximate General Responses of Tuned and Mistuned 4-Degree-of-Freedom Systems with Parametric Stiffness.- Chapter 36. Modal Analysis of a Vertical-axis Darrieus Wind Turbine Blade with a Troposkein Shape.- Chapter 37. Floquet-Type Analysis of Transient Vibrations of a Horizontal Axis Wind Turbine.- Chapter 38. Evaluation of Traveling Wave Models for Carangiform Swimming Based on Complex Modes.- Chapter 39. Application of Frequency-Domain Decomposition Identification Technique to Half Spectral Densities.- Chapter 40. Modal Survey of the MPCV Orion European Service Module Structural Test Article using a Multi-Axis Shaker Table.- Chapter 41. Modal Analysis of Healthy and Cracked Isotropic Plates in Peridynamics.- Chapter 42. Initial Modal Results and Operating Data Acquisition of Shock/Vibration Fixture.- Chapter 43. Effects of Variable Thickness Circular Plates on Frequency Response Functions and Shock Response Spectrum.- Chapter 44. Inverse Force Estimation for Resonant Shock Plate Application.

Experimental Techniques

Modal Analysis, Measurements & Parameter Estimation

Modal Vectors & Modeling

Basics of Modal Analysis

Additive Manufacturing & Modal Testing of Printed Parts