7 Years Experience with Web Laboratories

1. 7 Years Experience with Web Laboratories Jim Henry, Ph.D., P.E. College of Engineering and Computer Science University of Tennessee at ChattanoogaUSA ICEE 2003 UPV, Valencia, SPAIN

2. 7 Years Experience with Web Laboratories 8 Jim Henry, Ph.D., P.E. College of Engineering and Computer Science University of Tennessee at ChattanoogaUSA ICEE 2003 UPV, Valencia, SPAIN

3. Chattanooga,Tennessee, USA Valencia, SPAIN

4. What are "Web Laboratories"? All systems available • at no charge • 24 x 7 • FIFO REAL Lab experiments for engineering educationoffered via the WEB Enhance student learning opportunities Distribute equipment use over time and place ….

5. 8 7 Years,4 Generations FTP, file writing Gen-0 1995 Gen-1 1995 http, Web Forms, Batch Gen-2 TCP/IP Direct Control 1999 Gen-3 Remote Control Panels 2002

6. Step InputResults Generation 1 Input = 50%, t < 5 sec Input = 90%, t > 5 sec 40K t t o

7. Remote Panels Your Computer INTERNET . . . . . Lab Computer

8. Generation 3

9. 8 7 Years,4 Generations Engineering Controls Stations 1995 1997 Chemical Engineering Stations Environmental Engineering Stations 1999 Mechanical Engineering Stations 2001

10. Engineering Controls Stations Pressure Control Level Control Speed Control Voltage Control Temperature Control Flow Control Position Control

11. Temperature Pressure Flow

12. Speed and Voltage Level, 2-tanks

13. Chemical Engineering Stations Distillation Heat exchanger Flow through porous media Natural gas combustion Pressure-swing adsorption Packed bed absorption Batch drying

14. Distillation Pressure Swing Absorption

16. Environmental Engineering Stations Packed bed stripping Combustion emissions

17. Mechanical Engineering Stations Forced vibration Heat exchanger Journal bearing statics and dynamics Kinematics of slider-crank mechanism

18. Mechanical Engineering Stations

19. Diponegoro University, Indonesia University of Koeln, Germany

20. May-June, 2001

21. 7 Years to come OPPORTUNITIESwith Web Laboratories ? Brazil CanadaColombia FinlandGreece India Italy Japan Malaysia Norway Romania Slovenia Spain Sweden Switzerland Taiwan Tunisia UKUSA Collaboration, collaboration, collaboration Multi-institutional equipment sharing Generation-4, 5, … Increased student learning support

22. Web Site chem.engr.utc.edu/ICEE

23. Acknowledgements Tennessee Taxpayers USA’s National Science Foundation UTC's Center for Excellence in Computer Applications National Instruments Microsoft Corporation Creative Engineering Laboratory Systems

25. What are "Web Laboratories"? Issues and challenges Technical UNATTENDED OPERATION -- REFRIGERATOR AT HOME Pedagogy IM as TA Sequenced instructions Interactions with a faculty = one reason students go to university Pro of tele eduction¨ «parallel» experimentation -- same here as there, compare «not interacting with people» -- ironically, closer interaction Psychomotor skills -- typing and mouse (some people are performance challenged in various ways. so use voice or eye movement. not all students have to do everything) REAL Lab experiments for engineering educationoffered via the WEB Enhance student learning opportunities Distribute equipment use over time and place ….

26. What are "Web Laboratories"? < Sensory perception -graphs and tables are sensorarily taken in Paquette --------------------------------------- Receive Reproduce external ---------------- create internal self-manage BP has a self-diagnosis tool Learner has to do some of the management – Open-ended scenario We should be mopre modest about our time in the classroom < --------------------------------- Klaus REAL experiments have no simulation delay problems ------------------------ Gruhler Design assignemnts for a specific level of skill -------------------- Biesenbach No additional software for user Equip 100% reliable REAL Lab experiments for engineering educationoffered via the WEB Enhance student learning opportunities Distribute equipment use over time and place ….

27. What are "Web Laboratories"? < Matched communication --------------------- Schmid «Klaus» Motivation increased by «own» robots ---------------- Klaus 1995 started experimentation at Weingarten Henry VIRTUAL -- NOT Cindy Wormsley Karen Wolfe Aubrey Gunter Don Eberhart Curtiss Gossett Karl Fletcher Beth Ruta Mark Moss Mevan Ranisinge Actual lab panel like Biesenbach with VPN Merlin is my middle name Psychological -- ownership of data REAL Lab experiments for engineering educationoffered via the WEB Enhance student learning opportunities Distribute equipment use over time and place ….

28. What are "Web Laboratories"? apor -- position, 4-tank not mentioned Dryer Porous media PSA dehumidiife Vibrations Kinematics Compaq iPAC Pocket PC How do students learn -- preferences in inductive/deductive, visual/verbal .... TUSydney Pittsburgh Diponegoro U FH-Koeln FAQ format for teaching material on the web PU alumni courses-- 2 extremes REAL Lab experiments for engineering educationoffered via the WEB Enhance student learning opportunities Distribute equipment use over time and place ….