1. A Virtual Power Quality Test Lab Victor Wong Senior Vice President, Transmission Sarawak Energy Berhad

2. Real Time Power System Simulator Powerful parallel processing hardware and custom I/O Advanced and comprehensive user interface Extensive, well proven power and control system component libraries Large scale real time simulations True hard real time response for closed-loop testing Control system testing - HVDC, SVC, FACTS... Protective relay testing - line, transformer, busbar, generator... Smart grid applications (eg IEC 61850) Distributed generation - wind, solar, fuel cells... 2Do not distribute without expressed permission

3. Real Time Digital Simulator (RTDS) For more information on RTDS http://www.rtds.com http://www.rtds.com RTDS Technologies Inc, Canada

4. RTDS Simulator Software RSCAD Software Suite RSCAD provides the ability to set up simulations, control, and modify system parameters during a simulation, data acquisition, and result analysis. The modules of the RSCAD Software Suite include: FileManager, Draft, Tline, Cable, RunTime, MultiPlot and ComponentBuilder. FileManagerDraftTlineCableRunTime MultiPlotComponentBuilder Component Model Libraries Power System Components Control System ComponentsProtection & Automation 4Do not distribute without expressed permission

5. Virtual PQ Test Lab Leverage investment in RTDS Set up a simulation & test environment where physical devices can be tested Training environment 5Do not distribute without expressed permission

6. Test Set-up 1 : Harmonic Measurements 6Do not distribute without expressed permission

7. Harmonics measurement The percentage of Total Harmonic Distortion generated from RTDS test case is 41.4%. Generated signals Results 7Do not distribute without expressed permission

8. Test Set-up 2 : Voltage sag Step load change from 2.5MW to 100MW 8Do not distribute without expressed permission

9. Voltage Sag generated 9Do not distribute without expressed permission

10. Voltage Sag Captured by 10Do not distribute without expressed permission

11. RTDS as a versatile power system simulator interfacing with physical devices Useful training environment Testing performance of PQ monitor/meters Investigating proposed mitigation solutions Conclusion 11Do not distribute without expressed permission

12. THANK YOU for your attention victorwong@sarawakenergy.com.my http://www.sarawakenergy.com.my Special thanks to Guan Khien Seng who helped to prepare the RSCAD models & run the test cases for this presentation.