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Tags: structural dynamics

All Categories (1-18 of 18)

  1. NEES-EPICS Advanced Manual Shake Table

    08 May 2014 | Learning Objects | Contributor(s): Sean Brophy

    This low cost shake table provides an inexpensive, easy way to demonstrate simple harmonic waves. The shake tables use inexpensive components that can be purchase at a hardware supply store and...

  2. NEES Instructional Shake Table

    13 Mar 2014 | Learning Objects | Contributor(s): Sean Brophy

    The NEES Instructional Shake Table (IST) can engage learners in engineering and scientific thinking associate with earthquakes and other dynamic conditions. The IST provides a low frequency force...

  3. Watts Towers, iconic LA landmark, focus of conservation efforts

    10 Apr 2013 | Notes | Contributor(s): NEES Media Communications

    KCRW | Radio interview and blog post | April 1, 2013 See attached audio clip and online story. The Watts Towers are one of LA’s most famous landmarks. The sculptures were handmade by an...

  4. Engineers, conservationists work on lasting fix for Watts Towers

    31 Mar 2013 | Notes | Contributor(s): NEES Media Communications

    Los Angeles Times | March 31, 2013

  5. UCLA Engineers Study Stability of Watts Towers

    18 Mar 2013 | Notes | Contributor(s): NEES Media Communications, Marti LaChance

    KTLA 5 TV | March 18, 2013 Web copy of KTLA TV news coverage. Quotes NEES engineer Bob Nigbor.

  6. Dynamic Response of the SFSI Structure video

    14 Aug 2012 | Multimedia | Contributor(s): Sandra Seale, Jamison Steidl, NEES EOT

    Dynamic Response of the SFSI Structure Shaker Test at the Garner Valley Field Site Animation of the Recorded Response Time x 0.5 Displacements x 75,000 A uniaxial shaker is mounted...

  7. Evaluation of the 9-Story Benchmark Building Shear Model

    24 Jan 2012 | Computational Models | Contributor(s): Amin Maghareh, Matthew J. Barnes, Zhuoxiong Sun

    In this model, the 9-strory benchmark FEM model is remodeled as a 9 degree of freedom shear building model. To evaluate the model the displacement, velocity and acceleration responses of the shear...

  8. 9 story building model

    12 Dec 2011 | Computational Models | Contributor(s): Ahmad AlNaseem

    This Model presents a representation of a 9 story and 9 degree of freedom model for a building excited by and earthquake input.

  9. Base Isolation

    11 Nov 2011 | Learning Objects | Contributor(s): Catherine Ellen French, NEES EOT

    Earthquake engineers take advantage of inertial forces to protect a building from damage during an earthquake. By using base isolation to separate the building from the ground, they can reduce the...

  10. Natural Frequency: Masses on Rods

    11 Nov 2011 | Learning Objects | Contributor(s): Catherine Ellen French, NEES EOT

    The mass and stiffness of a building affect how much an earthquake damages the building. The natural frequency, related to mass and stiffness, is the frequency that the structure will shake at....

  11. Slinky Waves

    09 Nov 2011 | Learning Objects | Contributor(s): Catherine Ellen French, NEES EOT

    When an earthquake occurs, energy is released in the form of seismic waves. This activity uses slinkys, toothpicks and marshmallows to explore two types of seismic waves (p-waves and s-waves) and...

  12. Teleoperation Experiment Instructional Video

    29 Sep 2011 | Multimedia | Contributor(s): Craig Bryant Collins, Shirley Dyke

    This is an instructional video for the use of the teleoperation shake table experiment. The video explains how to get started with the second generation java plug-in for teleoperation of the shake...

  13. K'Nex Buildings: Structural Frequencies

    13 May 2011 | Multimedia | Contributor(s): Jason Lloyd, NEES EOT

    In this video, Jason Lloyd explains how K-12 teachers can use a shake table to demonstrate the frequencies of structures.This demonstration can be applied to a multitude of lesson plans that...

  14. Creating a Shake Table for Classroom Use

    13 May 2011 | Multimedia | Contributor(s): Jason Lloyd, NEES EOT

    This video will demonstrate the assemby of  a manual shake table that can be used with classroom projects.  The shake table can be assembled using materials purchased at the local home improvement...

  15. Make Your Own Earthquake: Testing Earthquakes on Paper Buildings

    14 Apr 2011 | Learning Objects | Contributor(s): Steven C. Smith

    This 45 minute activity uses accelerometers to test earthquakes on paper buildings. Developed by Mr. Steven Smith, Purdue University, Department of Earth and Atmospheric Science. Please...

  16. Learning and Teaching with Teleoperated Instructional Shake Tables

    07 Jan 2011 | Multimedia | Contributor(s): Rajesh Thyagarajan

    Building upon tools developed within the NEES effort, the University Consortium of Instructional Shake Tables (UCIST) has developed a series of exercises to allow your students to perform remote...

  17. Webshaker

    15 Oct 2010 | Learning Objects | Contributor(s): NEES EOT

    The UC San Diego Webshaker is a live earthquake experiment conducted over the Internet. A live video broadcast and precise measurements from sensors located on the test structure are sent to you...

  18. Single Story Analysis Module 1

    07 Sep 2010 | Series | Contributor(s): Sean Brophy, NEES EOT

    See the Learning Objectives Welcome The following challenge explores various issues and opportunities related to designing resilient structures to earthquake activity. You will be following a...