Webinar 31 – Rectangular & Circular Plate Shock & Vibration

PowerPoint Slides: Webinar_31_rectangular_circular_plates.pptx

Audio/Visual File:

NESC Academy Rectangular & Circular Plate Shock & Vibration – Recommend viewing in Firefox with Sliverlight Plugin

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References:

Leissa, Vibration of Plates

Rayleigh Method

circular.pdf

fixed_free_fixed_free_plate.pdf

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Matlab script: Vibrationdata Signal Analysis Package

Data files included in the Package zip file:

srs1000G_accel.txt & navmat_spec.psd

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See also: Vibrationdata Webinars

Thank you,

Tom Irvine

Webinar 30 – Rectangular Plate Shock & Vibration

PowerPoint Slides: Webinar_30_rectangular_plates.pptx

Audio Visual File:

NESC Academy Rectangular Plate Shock & Vibration – Recommend viewing in Firefox with Sliverlight Plugin

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References:

Leissa, Vibration of Plates

Plate Base Excitation: plate_base_excitation.pdf

The Natural Frequency of a Rectangular Plate Point-Supported at Each Corner: plate_point_corner.pdf

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Matlab script: Vibrationdata Signal Analysis Package

Data files included in the Package zip file:

srs1000G_accel.txt & navmat_spec.psd

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See also: Vibrationdata Webinars

Thank you,

Tom Irvine

Webinar 29 – Stress-Velocity Relationship

PowerPoint Slides:

Webinar_29_stress_velocity.pptx

Audio Visual Files:

Recommend viewing in Firefox with Sliverlight Plugin

NESC Academy Stress-Velocity Relationship Part I

NESC Academy Stress-Velocity Relationship Part II

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Acceleration Time History: Time (sec) & Accel (G) srs1000G_accel.txt

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References:

Stress-Velocity Relationship: sv_velocity.pdf

Bending Frequencies of Beams, Rods, and Pipes: beam.pdf

Modal Transient Vibration Response of a Cantilever Beam Subjected to Base Excitation: cantilever_modal_transient_base.pdf

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Matlab script: Vibrationdata Signal Analysis Package

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See also:

Vibrationdata Webinars

Dr. Howard Gaberson’s Papers

Thank you,

Tom Irvine

Webinar 28 – Multi-degree-of-freedom SRS

PowerPoint Slides:  Webinar_28_mdof_SRS.pptx

Audio/Visual Files:

Recommend viewing in Firefox with Sliverlight Plugin

NESC Academy Multi-degree-of-freedom SRS Part I

NESC Academy Multi-degree-of-freedom SRS Part II

Three-dof System Example:   three_dof_srs_revC.pptx

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Acceleration Time History:  Time (sec) & Accel (G)    srs2000G_accel.txt

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References:

Two-Stage Isolation for Harmonic Base Excitation: two_stage_isolation.pdf

Shock Response of Multi-degree-of-freedom Systems: mdof_srs.pdf

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Matlab script: Vibrationdata Signal Analysis Package

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See also:

Vibrationdata Webinars

Thank you,

Tom Irvine

Webinar 27 – SRS Synthesis

This Webinar covers two synthesis techniques

1. Wavelets
2. Damped Sinusoids

PowerPoint File:

webinar_27_SRS_synthesis.pptx

Audio/Visual Files:

Recommend viewing in Firefox with Sliverlight Plugin

NESC Academy Wavelet Synthesis 

NESC Academy Damped Sine Synthesis

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Matlab script: Vibrationdata Signal Analysis Package

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See also:

Dennis B. Nelson, Parameter Specification for Shaker Shock Waveform Synthesis Damped Sines and Wavelets

Vibrationdata Webinars

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If you would like to be included on the distribution list for the Webinar series, please send an Email to: tom@irvinemail.org

Thank you,

Tom Irvine

Webinar 26 – Pyrotechnic Shock, part 2

This Webinar has two topics:
1. Aliasing in shock data
3. Saturation and spurious trend removal

PowerPoint File:  webinar_26_pyrotechnic_shock_part2.pptx

Audio/Visual File:

NESC Academy Pyrotechnic Shock II – Recommend viewing in Firefox with Sliverlight Plugin

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Data:

rv_separation_raw.txt – time (sec) & accel (G)

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Matlab script: Vibrationdata Signal Analysis Package

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See also:

Anthony Chu Accelerometer Zeroshift Paper

Vibrationdata Webinars

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If you would like to be included on the distribution list for the Webinar series, please send an Email to: tom@irvinemail.org

Thank you,
Tom Irvine

Webinar 25 – Pyrotechnic Shock

PowerPoint File:  webinar_25_pyrotechnic_shock.pptx

Audio Visual File:

NESC Academy Pyrotechnic Shock – Recommend viewing in Firefox with Sliverlight Plugin

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Data:

rv_separation.dat – time (sec) & accel (G)

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Matlab script: Vibrationdata Signal Analysis Package

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Python version:  webinar_25_pyrotechnic_shock_python.pptx

Python script: Python Signal Analysis Package GUI

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See also:

An Introduction to the Shock Response Spectrum:  srs_intr.pdf

Delta 4 Heavy Launch

Vibrationdata Webinars

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– Tom Irvine

Webinar 24 – Seismic Shock

PowerPoint File:  Webinar_24_Seismic_Shock.pptx

Audio/Visual File:

NESC Academy Seismic Shock – Recommend viewing in Firefox with Sliverlight Plugin

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Data:  elcentro_NS.dat  – time (sec) & accel (G)

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Matlab script: Vibrationdata Signal Analysis Package

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Python

Webinar_24_Seismic_Shock_python.pptx

Python script: Python Signal Analysis Package GUI

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See also:

An Introduction to the Shock Response Spectrum:  srs_intr.pdf

The Pseudo Velocity Shock Response Spectrum: pseudo_velox.pdf

Relative Displacement & Absolute Acceleration: srs_relative_displacement.pdf

Smallwood Algorithm

Seismic Peak Ground Acceleration

Vibrationdata Webinars

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– Tom Irvine

Webinar Special Topic – Sound File Processing

This Webinar unit shows how to perform spectral analyses on sound files using the Matlab & Python Vibrationdata packages.

PowerPoint File:

Webinar_sound_files.ppt   –  Matlab & Python

Audio/Visual File:

NESC Academy Sound File Processing – Recommend viewing in Firefox with Sliverlight Plugin

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The sample data file for the CRJ900 aircraft is available at:

CRJ900 Acoustics

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The Matlab & Pythons packages are available at:

Matlab script: Vibrationdata Signal Analysis Package

Python Signal Analysis Package GUI

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See also:

Vibrationdata Webinars

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– Tom Irvine

Webinar 23 – Classical Shock Pulse

PowerPoint File:

Webinar_23_Classical_Shock_Pulses.pptx

Audio/Visual File:

NESC Academy Classical Shock Pulse – Recommend viewing in Firefox with Sliverlight Plugin

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Matlab script: Vibrationdata Signal Analysis Package

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Python

Webinar_23_Classical_Shock_Pulses_python.pptx

Python Signal Analysis Package GUI

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See also:

SRS Educational Animation

See also:  An Introduction to the Shock Response Spectrum:  srs_intr.pdf

Laplace Transforms in Shock & Vibration Analysis

Vibrationdata Webinars

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– Tom Irvine