1. Stanford University / PEER K.H. Law and J. Peng Law, Peng 2000 A Software Platform for Collaborative Development of OpenSees Jun Peng and Kincho H. Law Stanford University Acknowledgement: This research is partially sponsored by PEER, the Pacific Earthquake Engineering Research Center

2. Stanford University / PEER K.H. Law and J. Peng Law, Peng 2000 Collaborative System: Architecture

3. Stanford University / PEER K.H. Law and J. Peng Law, Peng 2000 Work Progress Deliverables: Web-based Interface for Submitting Tcl File and Performing Analysis On-line Back-end (Relational) Database for OpenSees and Front-end Web Interface for Querying Analysis Results Research / Prototyping: Web Applications Registration and Naming Service On-line Element Service: Distributed Element Service On-line Element Service: Dynamic Shared Libraries

4. Stanford University / PEER K.H. Law and J. Peng Law, Peng 2000 Server Modules Analysis Core

5. Stanford University / PEER K.H. Law and J. Peng Law, Peng 2000 Mechanics of the Collaborative Model ON-LINE ELEMENT SERVICE REGISTRY Query 4 THE ANALYSIS CORE THE ANALYSIS CORE Perform Analysis 3 SERVER INTERFACE Submit Analysis Model 2 Register to Core 1 7 Collaborative Computation 65 WEB-BASED CLIENT Results 8

6. Stanford University / PEER K.H. Law and J. Peng Law, Peng 2000 Example of a Sample Client File Submission for Analysis ModelAnalysis Results Internet

7. Stanford University / PEER K.H. Law and J. Peng Law, Peng 2000 BrowserWebServer Database AppServer Java Servlet OpenSees Dynamic HTML With JavaScript Pages ORACLE 8i Apache With Tomcat Stored Procedure ODBC Web Client Presentation Server Application Server Data Server Work in Progress: On-line Data Access

8. Stanford University / PEER K.H. Law and J. Peng Law, Peng 2000 Work in Progress: On-line Data Access Web Server Database ODBC Engine OpenSees CORE 1 2 3 4 5 6 0

9. Stanford University / PEER K.H. Law and J. Peng Law, Peng 2000 #create the ModelBuilder object model BasicBuilder -ndm 2 -ndf 2 # build the model # add nodes node 1 0.0 0.0... # add material uniaxialMaterial Elastic 1 3000 # add feap truss elements element fTruss 1 1 4 10.0 3000... # set the boundary conditions fix 1 1 1... pattern Plain 1 Linear { load 4 100 -50 }... # create the analysis object analysis Static 1 # perform the analysis analyze # print the results print node 4 print ele playback 1 Analysis Example

10. Stanford University / PEER K.H. Law and J. Peng Law, Peng 2000

11. Stanford University / PEER K.H. Law and J. Peng Law, Peng 2000

12. Stanford University / PEER K.H. Law and J. Peng Law, Peng 2000

13. Stanford University / PEER K.H. Law and J. Peng Law, Peng 2000 Future Improvements Data Access System: Finalize the data access system design Improve performance of data query Provide user interface for data query Distributed Model: Standardize element interface Further implement registration and naming service Improve distributed element services