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Texas Nodal Program EMS Updates: Schedule Status & Future Plans

This update provides information on the current schedule status and future plans for the Nodal EMS program in Texas, including version releases and system functionalities. Key topics covered include ACE calculation, regulation deployment, resource qualification testing tools, and more.

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Texas Nodal Program EMS Updates: Schedule Status & Future Plans

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  1. David Hackett, Nodal EMS PM 6 February 2008 Nodal EMS Update Texas Nodal Program Update

  2. EMS Generation Sub-system (EDS 3 Rel 6) Schedule Status Update Plan : 02/15/08 - Current : 02/29/08 Plan : 02/15/08 - Current : 04/02/08 Plan : 12/14/07 - Current : 12/21/07 • EMS 3B • ACE Calculation • Emergency Base Points • Regulation deployment • Updated desired base points • Resource Limit Calculator • EMS 3C.1 (pre-FAT complete with a limitation) • Load Resources and Controllable Load Resources • Responsive Reserve functionality • EMS 3C.2 (FAT Complete 02/29/08) • Non-spin functionality • Ancillary service capacity monitor • EMS 3C.3 • Resource Qualification Testing Tools (Implementation approach was not finalized until a few weeks ago, currently working a temporary solution using PI) • Support Multiple Frequency Sources (Integration) EMS Releases Dec Jan Feb Mar Apr May Jun ACE Calculation & Pre-conditions LFC Individual QSE testing LFC Total System Test • EDS 3 Release 6.2 • Regulation without Optimization • Reg-Up and Reg-Down allocation to QSE’s • Updated Desired Base Points & Base point Ramping • Regulation Output Control signals • Allocation of Regulation signals • EDS 3 Release 6.1 • ACE Calculation • RLC • Emergency Base Points EDS 3 Rel 6 • LFC Performance • Frequency Selection • Responsive reserve calculation • Responsive reserve deployment for Load Resources • Ancillary Service Capacity Monitor • Regulation and RRS Qualification testing feature February 06, 2008 Texas Nodal Program Update

  3. EMS 4 (EDS 4 Rel 9) Schedule Status Update Plan : 02/15/08 - Current : 04/18/08 Plan : 02/15/08 - Current : 03/7/08 • EMS 4.4 • CIM Importer • EMS 4.1 (FAT Complete 2/23/08) • Voltage Stability Analysis • Transient Stability Analysis • Study Network Security Analysis • EMS 4.2 (FAT Complete 2/29/08) • Midterm Load Forecasting • Transmission Constraint Management (Incremental) • Forced Outage Detection (Incremental) • Dynamic Ratings (Incremental) • External Interfaces (Incremental for DAM/RUC) • EMS 4.2 (FAT Complete 3/7/08) • Wind Power Forecasting • Dynamic RAP integration • Integration : Study Mode SE, Online Power Flow, Study Server EMS Plan : 04/15/08 - Current : TBD • EMS 4.3 • Zonal Project Migration • Power Flow Trouble Shooting • EMS 5 • Outage Evaluation • Voltage Support Jan Feb Mar Apr May Jun DAM / RUC Submission testing Initial DAM / RUC Execution Execute DA, Adj Period and RT Operations • EDS 4 Release 9.3 • Mid Term Load Forecast • Generic Constraints • Resource Commitment Status • Load Distribution Factor EDS 4 Rel 9 • Dynamic Ratings / Static Ratings for transmission equipment • EMS interfaces for RUC Continue Zonal to Nodal conversion of Model in the EMS EDS system in the absence of CIM importer • Wind Power Forecasting • CIM Importer Texas Nodal Program Update

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