NERC Policy 9: Security Coordinator Procedures

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NERC Policy 9Security Coordinator Procedures

• Greg Stone
• Duke Power
• A Duke Energy Company

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NERC Policy 9 Security Coordinator Procedures

• Definitions
• Origins
• History
• Recent Developments
• Review Policy Sections
• Future

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NERC Policy 9 Security Coordinator Procedures

• Definitions
• CA Control Areas
• FERC Federal Energy Regulatory Commission
• NERC North American Electric Reliability Council
• PSE Purchasing Selling Entity
• TLR Transmission Loading Relief
• TP Transmission Provider

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NERC Policy 9 Security Coordinator Procedures

• Origins
• Result of NERC Initiatives adopted to address
  rapidly evolving industry
• Interim Policy adopted for summer, 1997
• Initially only addressed parallel flows
• Prompted by several near misses in 1996

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NERC Policy 9 Security Coordinator Procedures

• History
• Summer 1997 Develop TLR procedures tools for
  implementation - iIDC, TLR Client
• Spring, 1998 FERC rules on NSP filing
• June 5, 1998 NERC files TLR with FERC
• June 12, 1998 FERC rules use OK, for now

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NERC Policy 9 Security Coordinator Procedures

• History (cont.)
• September, 1998 Policy 9 becomes official
• October, 1998 NERC refiles TLR with FERC
• December 16, 1998 FERC TLR Order

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NERC Policy 9 Security Coordinator Procedures

• Recent Developments
• Policy 9 out for Due Process
• FERC TLR Order
• NERC must file TLR
• NERC must respond to fundamental questions
• TPs must file intention to amend tariff to
  include TLR
• TPs must file plans to address comparability
  issues for this summer

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NERC Policy 9 Security Coordinator Procedures

• Policy Review
• A. Next Day Operations
• B. Current Day Operations - Generation
• C. Current Day Operations - Transmission
• All subject to change

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NERC Policy 9 Security Coordinator Procedures

• Policy Review
• A. Next Day Operations
• Exchange of operational information
• System Studies
• Communication of identified problems

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NERC Policy 9 Security Coordinator Procedures

• Policy Review
• B. Current Day Operations - Generation
• Generation Deficiency Alerts
• Level 1 - May not have required reserves
• Level 2 - Emergency Procedures
• Level 3 - Firm load curtailment

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NERC Policy 9 Security Coordinator Procedures

• Policy Review
• C. Current Day Operations - Transmission
• Transmission Loading Relief
• Share the Pain
• Moving from Weakest Link to Constrained Path
• Dependent on proper tags/tagging
  information/electronic tagging
• Constrained Path due for implementation after all
  electronic tagging - June, 1999
• What is Constrained Path Methodology

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NERC Policy 9 Security Coordinator Procedures

• Policy Review (cont.)
• C. Current Day Operations - Transmission
• Transmission Loading Relief
• Level 1 Warning of Potential Problem
• Level 2 Approaching limit - Hold additional
  business
• Level 3 Overload - Reduce non-firm business
• Level 4 Overload - Redispatch or Reconfigure
• Level 5 Overload - Reduce firm business
• Level 6 Overload - Emergency Actions
• Level 0 Return to Normal

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NERC Policy 9 Security Coordinator Procedures

• Policy Review (cont.)
• C. Current Day Operations - Transmission
• Publicly Available Information
• Distribution Factor Viewer
• Real Time Log
• Historical Log
• Market Redispatch Pilot