Technical Papers

Vibrant Technology Technical Papers

  1. Operating Deflection Shapes From Time Versus Frequency Domain Measurements
  2. Using SDM to Train Neural Networks for Solving Modal Sensitivity Problems
  3. Mass, Stiffness, And Damping Matrices From Measured Modal Parameters
  4. Measurement And Analysis Of The Dynamics Of Mechanical Structures
  5. Global Curve Fitting of Frequency Response Measurements using the Rational Fraction Polynomial Method
  6. Global Frequency & Damping Estimates From Frequency Response Measurements
  7. Parameter Estimation From Frequency Response Measurements Using Rational Fraction Polynomials
  8. Structural Modifications Using Higher Order Elements
  9. Fundamentals of the Discrete Fourier Transform
  10. Is It a Mode Shape or an Operating Deflection Shape?
  11. Virtual Experimental Modal Analysis (VEMA)
  12. Effective Measurements for Structural Dynamics Testing (PART I),  Effective Measurements for Structural Dynamics Testing (PART II)
  13. Identification of the Modal Properties of an Elastic Structure from Measured Transfer Function Data
  14. Comparison Of Analytical And Experimental Rib Stiffener Modifications To A Structure
  15. Mass, Stiffness, and Damping Matrix Estimates from Structural Measurements
  16. Structural Dynamics Measurements
  17. Complex Mode Indication Function and its Applications to Spatial Domain Parameter Estimation
  18. Detection and Location of Structural Cracks using FRF Measurements
  19. Determination of Modal Sensitivity Functions for Location of Structural Faults
  20. Correlating Minute Structural Faults With Changes In Modal Parameters
  21. Continuous Monitoring of Modal Parameters to Quantify Structural Damage
  22. Determining the Accuracy of Modal Parameter Estimation Methods
  23. Modal Testing using Multiple References
  24. Fault Detection in Structures from Changes in Their Modal Parameters
  25. Experimental Modal Analysis, Structural Modifications and FEM Analysis on a Desktop Computer
  26. Combined Testing and Analysis on a PC using MSC/pal and STAR
  27. Simultaneous Structural Dynamics Modification (S2DM)
  28. Experimental Modal Analysis
  29. Introduction To Operating Deflection Shapes
  30. Derivation of Mass, Stiffness and Damping Parameters from Experimental Modal Data
  31. Modal Mass, Stiffness And Damping
  32. Measuring Operating Deflection Shapes Under Non-Stationary Conditions
  33. Modal Parameter Estimation From Ambient Response Data
  34. Post-Processing Ambient And Forced Response Bridge Data To Obtain Modal Parameters
  35. The Multivariate Mode Indicator Function In Modal Analysis
  36. Viscous vs. Structural Damping in Modal Analysis
  37. Modal Analysis for the Connoisseur
  38. Locating Optimal References For Modal Testing
  39. Parameter Estimation From Frequency Response Measurements Using Rational Fraction Polynomials (Twenty Years of Progress)
  40. Scaling Mode Shapes Obtained From Operating Data
  41. Obtaining Stresses And Strains From ODS Data
  42. Modal Parameter Estimation from Operating Data
  43. Measurements Required for Displaying Operating Deflection Shapes
  44. Experimental FEA . . . Much More Than Pretty Pictures!
  45. On Pressure Mode Shapes Arising from Rotor/Stator Interactions
  46. Using FEA Modes to Scale Experimental Mode Shapes
  47. Modal Analysis versus Finite-Element Analysis
  48. FEA Model Updating Using SDM
  49. Using a De-Convolution Window for Operating Modal Analysis
  50. Using Photo Modeling to Obtain the Modes of a Structure
  51. Using Operating Deflection Shapes to Detect Misalignment in Rotating Equipment
  52. Using Operating Deflection Shapes to Detect Unbalance in Rotating Equipment
  53. Using Impulse Response Functions to Evaluate Baseball Bats
  54. Using Operating Deflection Shapes to Detect Faults in Rotating Equipment
  55. Aliasing in Modal Parameter Estimation. An Historical Look and New Innovations
  56. Matrix formulation of Multiple and Partial Coherence
  57. Measuring Linear Systems Parameters Single Input/Output Transfer and Coherence Functions
  58. A New Measure of Shape Difference
  59. Simulating Base-Shake Environmental Testing
  60. Modes Indicate Cracks in Wind Turbine Blades
  61. Proportional Damping from Experimental Data
  62. Linear Superposition and Modal Participation
  63. Using Modal Parameters for Structural Health Monitoring
  64. Compilation of Windows and Line Shapes for Fourier Analysis
  65. Using Mode Shapes for Real Time ODS Animation
  66. Calculating Stress & Strain from Experimental ODS Data
  67. Curve Fitting Analytical Mode Shapes to Experimental Data
  68. Using Operating Data to Locate & Quantify Unbalance in Rotating Machinery
  69. ODS &-Modal Testing Using a Transmissibility Chain
  70. Correlating Spectral Measurements