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Transmission Control
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  1. Transmission Control
  2. Slide 2
  3. Transmission System Operator
  4. Transmission System Operations
  5. PJM Territory by Zones
  6. Monitoring the System
  7. Power Transfer Limits
  8. Control Actions
  9. System Reconfiguration
  10. Transaction Curtailment
  11. Off Cost Generation
  12. Questions
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Transmission Control 06/25/13 1 PJM©2013 Identify the functions of transmission operations Define what actual and contingency overloads Describe the different methods used to control overloads and constraints 06/25/13 2 PJM©2013 Transmission System Operator http://wired.pjm.com/~/media/Images/Photos/control%20room/contr ol%20room.jpg 06/25/13 3 PJM©2013 Transmission System Operations Ensure Security of the Transmission System Monitor Transfer Limitations Monitor Thermal Constraints Contingency Analysis Direct Emergency Operations Direct Off-Cost Operations Generation Shifts Contract Curtailments Coordinate Switching http://www.cbc.ca/news/background/poweroutage/gfx/tower_sunset. jpg 06/25/13 4 PJM©2013 PJM Territory by Zones PJM Territory.JPG 06/25/13 PJM Operates as a single Control Area With free flowing ties between Zones 5 PJM©2013 row_of_computers_400_clr_5101.png Monitoring the System 06/25/13 6 PJM©2013 State Estimator: Security Analysis Power Transfer Limits Thermal Limits Reactive Limits Stability Limits \\pjmdom01\shares\home\hokem\My Documents\Presentation Clipart\power_lines_800_clr_646 0.png 06/25/13 7 PJM©2013 System Reconfiguration 06/25/13 PJM©2013 Transaction Curtailment 06/25/13 PJM©2013 Off-Cost Generation 06/25/13 PJM©2013 Questions? http://blogs.capilanou.ca/webredesign/files/2009/11/survey.jpg Which of the following is NOT a type of transmission constraint that PJM monitors? Thermal Weight Reactive Stability 06/25/13 2 PJM©2013 http://blogs.capilanou.ca/webredesign/files/2009/11/survey.jpg Which would be the last step PJM would take in attempting to relieve a transmission constraint? Transaction Curtailment Re-dispatch Shed Load System Reconfiguration 06/25/13 3 PJM©2013 Summary Identify the functions of transmission operations Define what actual and contingency overloads Describe the different methods used to control overloads and constraints 06/25/13 PJM©2013 4 06/25/13 5 PJM©2013 PJM. (2012). PJM Manual 12: Balancing Operations. Retrieved from: http://www.pjm.com/~/media/documents/manuals/m12.ashx PJM. (2013). PJM Manual 3: Transmission Operations. Retrieved from: http://www.pjm.com/~/media/docu ments/manuals/m03.ashx 06/25/13 6 PJM©2013 Screen shot for examples.JPG Control Actions System Reconfiguration Transaction Curtailments Generation Re-dispatch \\pjmdom01\shares\home\hokem\My Documents\Presentation Clipart\electrician_power_800_clr_5531.png 06/25/13 1 PJM©2013