Find information on common issues.
Ask questions and find answers from other users.
Suggest a new site feature or improvement.
Check on status of your tickets.
Use this link to report a NEES network security incident
Make Your Own Earthquake: Testing Earthquakes on Paper Buildings
0.0 out of 5 stars
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...
Report on the Cable-stayed Bridge Control Problem - Phase 2
23 Jan 2011 | Publications | Contributor(s): Shirley Dyke
This report presents the extended problem definition for the second generation of benchmark structural control problems for cable-stayed bridges. The benchmark problem is based on the Bill Emerson...
Seismic Fragility Relationships for Civil Structures with Semi-Active Control Devices
05 Jan 2011 | Publications | Contributor(s): Waleed Barnawi
Development of techniques for seismic mitigation has become increasingly important for communities throughout the world. Of the many available techniques, structural control has emerged as a...
Probabilistic Sensitivity Analysis for Seismic Risk Based on Stochastic Sampling and Focusing on Stochastic Ground Motion Modeling
04 Jan 2011 | Poster | Contributor(s): Alexandros Taflanidis
This poster provides an overview on NSF Grant # CMMI-1030726 entitled “Probabilistic Sensitivity Analysis for Seismic Risk Based on Stochastic Sampling and Focusing on Stochastic Ground...
Control Strategies for 3D Smart Base Isolation Sysytems Using Modal and Nodal Approaches
26 Dec 2010 | Publications | Contributor(s): Yumei Wang
Application of control technologies to structures is expected to be able to enhance a structure’s performance in response to natural hazards. Specifically, smart base isolation systems,...
Seismic Base Isolation by Means of Nonlinear Mode Localization
19 Dec 2010 | Publications | Contributor(s): Yumei Wang
This study assesses the performance of a nonlinear base isolation system composed of a nonlinear foundation tuned in 1:1 internal resonance to a flexible mode of the main structure that is to be...
Acceleration Feedback Strategies for Active and Semiactive Control Systems: Modeling, Algorithm Development, and Experimental Verification
16 Dec 2010 | Publications | Contributor(s): Shirley Dyke
Most of the current research on active structural control for aseismic protection has been based on either full state feedback strategies or velocity feedback strategies. However, accurate...
24 Sep 2010 | Tools | Contributor(s): Do-Soo Moon, Bora Gencturk
Simulation of 3-D structures under static and dynamic loading
Aug 30 2010
14th European Conference on Earthquake Engineering
Earthquake Engineering Tutorial
02 Aug 2010 | Learning Objects
In 1997, William G. Godden, Emeritus Professor of Civil Engineering, donated his nine-volume slide set, Structural Engineering Slide Library, to the Earthquake Engineering Research Center Library...
Jul 24 2010
9th US National & 10th Canadian Conference on Earthquake Engineering
May 22 2010
Xth Chilean Conference on Seismology and Earthquake Engineering