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Operating Committee Report. WECC Board Meeting December 7, 2006. Topics. OC Goals Public Service of Colorado Disturbance Reliability Coordination – LeRoy Patterson WECC Mandatory Standards – Don Watkins. 2003 Blackout Recommendations. Status: Complete. Westwide System Model.
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Operating Committee Report WECC Board Meeting December 7, 2006
Topics • OC Goals • Public Service of Colorado Disturbance • Reliability Coordination– LeRoy Patterson • WECC Mandatory Standards – Don Watkins
2003 Blackout Recommendations • Status: Complete
Westwide System Model • Status: Project Will Meet Completion Date • WECC-AREVA Contract Executed November 13, 2006 • Significant Effort on the Parts of LeRoy Patterson and Sarah Dennison-Leonard • Project Kickoff Meeting December 1, 2006 • First Step – Merge 3 Reliability Coordination System Models
WSM – Milestones • Nov 2006 - Contract signed • July 2007 - Start Stages 2 & 3 • Sept 2007 - Stage 1 Complete • Model Delivered • May 2008 - Stages 2 & 3 Complete • State Estimator and Network Applications Delivered
WSM Challenges • Finding a Host Site for WSM • Member Participation and Cooperation
WECC Interchange Tool • Status: Project Will Meet Completion Date • WECC-OATI Contract Executed July 2006 • Stage 1 Pre-Factory Acceptance Testing • November 1-2, 2006 • Stage 2 Factory Acceptance Testing • December 6-7, 2006 • WECC Staff – Eric Langhorst Coordinating Project Development
WIT – Milestones • July 2006 - Contract signed • Jan 2007 - Module 1 In Production • Jan-Dec 2007 – WECC Member Testing & Process Integration • July 2007 - Module 3 Complete • July 2008 - Module 2 Completion
WIT Challenges • Member Participation and Cooperation • Companion Business Practices Approved
Operating Reserve Standard • Status: Multiple Standards In Different Phases of Consideration • BAL-STD-002-1 • Operating Reserve Standards Task Force (ORSTF) Proposal • MIC Will Request Board Approval Consideration
Frequency Response Standard • BAL-00X-1 • Second 60 Day Posting Began Nov 2006 • Extensive Changes to First Version • Static Distribution of FRR Replaced with Dynamic Distribution (System Droop) • Controversial FRR Marketing Restrictions Simplified • Still Controversial
FRS Timeline Recommendation • Jan 2007 - Comment Period Ends • If Comments are Extensive, Another 60 (or 30) Day Posting Will Be Required • Mar 2007 - Joint Meeting/OC Meeting Discussion • Apr 2007 - Board Meeting/Technical Session? • Jun 2007 – OC/MIC Approval • Jul 2007 – Board Approval FPA Section 215 Standard
CRITF Proposal • Contingency Reserve Identification Task Force (CRITF) • Utilize Current E-Tagging Platform and Methodology to Track Movement of Contingency Reserve Transactions Between BAs • Two Business Practices Currently Being Developed
CRITF Proposal Timeline • Business Practices are Currently Drafted • Nov 2006 - Response to Comments • Mar 2007 - OC Consideration • Apr 2007 - BOD Consideration • Dec 2007 - Implementation
Reliability Coordination Strategy • Status: Project Will Meet Completion Date (July 2007) • OC Reliability Coordination Strategy Task Force Formed • 2 OC Representative from Each of the 4 WECC Sub-regions • No Representatives from Current RC Hosts
RC Strategy Current Steps • Hire Consultant • Objective 3rd Party for Specifications, Request for Proposals, and Recommendation • Resolve Controversial Member Issues
RC Strategy Primary Objectives • Infrastructure Host and RC Center Host Specifications, Request for Proposals, and Recommendation • Consultant • Resolve Controversial Member Issues and Consultant Oversight • RC Strategy Task Force • Tool Integration, Training, Staffing • OC Subcommittees, WECC Staff
Tom Botello – SCE Terry Baker – PRPA Steve Cobb – SRP Tom Glock – APS Doug Hincks – AESO Mike McAvoy – CSU LeRoy Patterson –WECC Jerry Rust – NWPP Jan Sharpless - BOD Ken Silver – LDWP John Stout - BOD RCSTF Members
RC Strategy Timeline • Dec 2006 - Select Consultant • Feb 2007 - Define RC Configuration • May 2007 - Consultant Recommends Host Sites • Jun 2007 - OC Approval of Recommendations • Jul 2007 - Board Approval of Recommendations
OC – Other Issues • LDWP Completed its Control Area Certification • Signed Reliability Coordination Empowerment Agreement with CMRC • Renewable Resource Task Force • Creation of Whitepaper Is Behind Schedule • WECC Members Slow to Return Surveys • Future Workshop is Still Planned • WECC Staff Coordinating PCC-OC Activities
SUMMARY • Saturday, Feb 18, 2006 • Public Service Company of Colorado (PSCO) Conducted Controlled Outages • 0848 to 1018 MST • 300,000 Total Customers Impacted • 3 Groups Shed for 30 Minute Intervals with 100,000 Customers in Each Group • 428MW Firm Load
Report Team • Fred LeBlanc, WASN, Chair • 17 Members • NERC Included • Colorado Public Utilities Commission Heavily Involved
SUMMARY contd. • February 17 – 18 Presidents Day Weekend • Actual Temperature in Denver was -13F • Temperature Forecast Error Was -14 F • Resulting in Gas LDC Over Burning Due to Forecast Error • Low Gas System Pressure • Interruption of Gas Supply to Electric Generators to Ensure Residential Supply Remained Viable
SUMMARY contd. • 3,132 MW of Generation Capacity Was Forced Off Line • 2,277 MW Due to Freezing/Mechanical Trouble • 855 MW Due to Lack of Natural Gas Fuel • Existing Gas Trading Cycle is not Dynamic Enough to Meet Changing System Conditions • Gas Traders Left Early for Holiday Weekend
SUMMARY contd. • Communication Between Internal PSCO Units Was Not Adequate to Identify Scope of the Problem Early On • Communication with Reliability Coordination Occurred but Follow-up Was Lacking • PSCO Interruptible Procedures Were Out of Date
SUMMARY contd. • PSCO Shed Load for the Loss of the Front Range Power Plant at 454 MW. • The Rocky Mountain Reserve Group Was Reporting 1,000 + MW When Load Shedding Was Initiated • System Operators Acted Appropriately To Initiate Controlled Load Shedding
Recommendation Summary • The Report Includes 22 Conclusions Resulting in 28 Recommendations. Significant Recommendations: • WECC to Request NERC & NAESB to make Gas Trading Cycle More Responsive • WECC Members to Review their Emergency Operating Plans Relative to a Gas Supply Emergency
Recommendation Summary contd. • RDRC Will Review Their Procedures for Actively Soliciting System Information During Unusual Operating Events. • PSCO Shall Improve Their Internal Communication Between Gas Supply, Gas Control, Real-time Dispatch, and Transmission Operations During Fuel and Electric Energy Emergencies
Recommendation Summary contd. • RMRG to Review their Reserve Procedures • PSCO to Review their Weather Forecasting Tools and Processes • Generator Owners Shall Correct Identified Freezing Problems