Protocol Revision Subcommittee Presentation to the ERCOT Technical Advisory Committee June 3, 2010

Protocol Revision Protocol Revision SubcommitteeSubcommittee

Presentation to the Presentation to the

ERCOT Technical Advisory CommitteeERCOT Technical Advisory Committee

June 3, 2010June 3, 2010

Items for a VoteItems for a VoteUnanimous RecommendationsUnanimous RecommendationsPRR849, Suspension of Annual CSC Determination PRR849, Suspension of Annual CSC Determination NPRR212, Disputing Fuel Oil Price (FOP) CostsNPRR212, Disputing Fuel Oil Price (FOP) CostsNPRR217, Resolution of Alignment Item A58 - Use of Different NPRR217, Resolution of Alignment Item A58 - Use of Different Computational Modules Computational Modules NPRR223, Resolution of Alignment Item A73 – Removal of IMM and PUC NPRR223, Resolution of Alignment Item A73 – Removal of IMM and PUC Staff Nightly Report Staff Nightly Report NPRR222, Half-Hour Start Unit RUC Clawback (Companion to NPRR207) NPRR222, Half-Hour Start Unit RUC Clawback (Companion to NPRR207) Parking Deck RecommendationParking Deck Recommendation

Non-Unanimous RecommendationsNon-Unanimous RecommendationsPRR845, Definition for IDR Meters and Optional Removal of IDR Meters PRR845, Definition for IDR Meters and Optional Removal of IDR Meters at a Premise Where an Advanced Meter Can be Provisionedat a Premise Where an Advanced Meter Can be ProvisionedPRR846/NPRR213, Deadlines for Initiating Alternative Dispute Resolution PRR846/NPRR213, Deadlines for Initiating Alternative Dispute Resolution NPRR210, Wind Forecasting Change to P50, Synchronization with NPRR210, Wind Forecasting Change to P50, Synchronization with PRR841 PRR841 NPRR221, Day-Ahead Market and Real-Time Market Default Allocation NPRR221, Day-Ahead Market and Real-Time Market Default Allocation Changes Changes NPRR225, Standard Cost Option in Verifiable Costs NPRR225, Standard Cost Option in Verifiable Costs

PRS SummaryPRS Summary

3 PRRs for Approval3 PRRs for Approval

6.5 NPRRs for Approval6.5 NPRRs for Approval

1.5 NPRRs for Parking Deck 1.5 NPRRs for Parking Deck ConsiderationConsideration

0 Rejection0 Rejection

0 Withdrawal0 Withdrawal

Current DiscussionsCurrent Discussions

PRR845, Definition for IDR Meters PRR845, Definition for IDR Meters and Optional Removal of IDR Meters and Optional Removal of IDR Meters

at a Premise Where an Advanced at a Premise Where an Advanced Meter Can be ProvisionedMeter Can be Provisioned

PurposePurpose

(RMWG)(RMWG)

Clarifies the meaning of Interval Data Recorder (IDR) Meter and provides for optional removal of IDR Meters under certain conditions for Premises where an Advanced Meter can be provisioned by the Transmission and/or Distribution Service Provider (TDSP). Protocol references to IDR and/or IDR Meter are being updated to ensure appropriate understanding and usage of the terms.

Market ImpactMarket Impact N/AN/A

System ChangeSystem Change NoNo N/AN/A

PRS VotePRS Vote PRS unanimously voted to recommend approval of PRR845 as amended by the 4/8/10 RMWG comments. PRS voted to endorse and forward the PRS Report and Impact Analysis for PRR845 to TAC. There was one abstention from the Municipally Owned Utility (MOU) Market Segment. All Market Segments were present.

CEO CEO DeterminationDetermination

No Opinion

Effective DateEffective Date August 1, 2010

PRR845, Definition for IDR Meters PRR845, Definition for IDR Meters and Optional Removal of IDR Meters and Optional Removal of IDR Meters

at a Premise Where an Advanced at a Premise Where an Advanced Meter Can be ProvisionedMeter Can be Provisioned

Item ReviewedItem Reviewed DescriptionDescriptionNoNoImpactImpact

Credit Credit Monitoring/Monitoring/LiabilityLiability

BudgetBudget

StaffingStaffing

Computer SystemsComputer Systems

Business FunctionsBusiness Functions

Grid OperationsGrid Operations

ImpactImpact

PRR846/NPRR213, Deadlines for PRR846/NPRR213, Deadlines for Initiating Alternative Dispute Initiating Alternative Dispute

Resolution Resolution PurposePurpose

(Horizon Wind)(Horizon Wind)

This PRR/NPRR amends Section 20.3, Informal Dispute Resolution, to establish deadlines for the Alternative Dispute Resolution (ADR) procedures.



PRS VotePRS Vote PRS voted to endorse and forward the 3/25/10 PRS Report as amended by the 5/17/10 Horizon Wind Energy comments and as revised by PRS and Impact Analysis for PRR846 to TAC via roll call vote. All Market Segments were present.


No Opinion on the PRR, Necessary for Go-Live for Nodal

Effective DateEffective Date August 1, 2010 and upon Texas Nodal Market Implementation

PRR846/NPRR213, Deadlines for PRR846/NPRR213, Deadlines for Initiating Alternative Dispute Initiating Alternative Dispute

Resolution Resolution



BudgetBudget

StaffingStaffing




ImpactImpact

PRR849, Suspension of Annual CSC PRR849, Suspension of Annual CSC Determination - URGENTDetermination - URGENT

PurposePurpose

(ERCOT )(ERCOT )

Revises Section 7.2.1 to suspend Commercially Significant Constraint (CSC) analyses for 2010



PRS VotePRS Vote PRS unanimously voted to recommend approval of PRR849 as revised by PRS. All Market Segments were present.


Necessary prior to Go-Live

Effective DateEffective Date July 1, 2010

PRR849, Suspension of Annual CSC PRR849, Suspension of Annual CSC Determination - URGENTDetermination - URGENT



BudgetBudget

StaffingStaffing




ImpactImpact

PendingPending

PRR210, Wind Forecasting Change PRR210, Wind Forecasting Change to P50, Synchronization with PRR841to P50, Synchronization with PRR841

PurposePurpose

(Morgan (Morgan Stanley)Stanley)

Changes the wind forecasting methodology to use a 50% probability of exceedance calculation instead of an 80% for Reliability Unit Commitment (RUC) considerations. This NPRR would align the Nodal Protocols with changes made to the zonal Protocols pursuant to PRR841.


System ChangeSystem Change No*No* N/AN/A

PRS VotePRS Vote PRS voted to recommend approval of the 3/25/10 PRS Report as revised by PRS with a priority of High. There was one abstention from the IREP Market Segment. All Market Segments were present.


Partially necessary prior to the Texas Nodal Market Implementation Date. Grey-boxed item (2) of Section 5.7.4, is not necessary prior Texas Nodal Market Implementation Date. Impact Analysis for the grey boxed section will be performed at a later date.

Effective DateEffective Date Partially Upon Texas Nodal Market Implementation. Grey-boxed item (2) of Section 5.7.4, RUC Make-Whole Charges, will be Post Texas Nodal Market Implementation Date.

PRR210, Wind Forecasting Change PRR210, Wind Forecasting Change to P50, Synchronization with to P50, Synchronization with

PRR841 (non-grey boxed section)PRR841 (non-grey boxed section)



BudgetBudget

StaffingStaffing




ImpactImpact

NPRR212, Disputing Fuel Oil Price NPRR212, Disputing Fuel Oil Price (FOP) Costs(FOP) Costs

PurposePurpose

(CPS Energy)(CPS Energy)

This NPRR allows for disputes of FOP.



PRS VotePRS Vote PRS unanimously voted to endorse and forward the 2/18/10 PRS Report as amended by the 5/17/10 CPS Energy comments and as revised by PRS and the Impact Analysis to TAC. All Market Segments were present.


No Opinion

Effective DateEffective Date Upon Texas Nodal Market Implementation

NPRR212, Disputing Fuel Oil Price NPRR212, Disputing Fuel Oil Price (FOP) Costs(FOP) Costs



BudgetBudget

StaffingStaffing




ImpactImpact

NPRR217, Resolution of Alignment NPRR217, Resolution of Alignment Item A58 - Use of Different Item A58 - Use of Different

Computational Modules Computational Modules PurposePurpose

(ERCOT)(ERCOT)

Clarifies the Security Sequence since ERCOT does not use the same computational modules to perform both the Real-Time sequence and Day-Ahead and hour-ahead security analysis.



PRS VotePRS Vote PRS voted to recommend approval of NPRR217 as submitted. There was one abstention from the Independent Generator Market Segment. PRS unanimously voted to endorse and forward the 4/22/10 PRS Report and Impact Analysis to TAC. All Market Segments were present.


Necessary for Nodal Implementation


NPRR217, Resolution of Alignment NPRR217, Resolution of Alignment Item A58 - Use of Different Item A58 - Use of Different

Computational Modules Computational Modules



BudgetBudget

StaffingStaffing




ImpactImpact

NPRR221, Day-Ahead Market and NPRR221, Day-Ahead Market and Real-Time Market Default Allocation Real-Time Market Default Allocation

Changes Changes PurposePurpose

(MCWG)(MCWG)

Changes the way default amounts (amounts owed to ERCOT by defaulting Counter-Party 180 days after the default occurs) in the DAM and Real-Time Market (RTM) are allocated. This NPRR assigns a share of the default to each Counter-Party based on the greatest of the Counter-Party’s MWh activity in either the Congestion Revenue Right (CRR) market or DAM or RTM at the Counter-Party level for the calendar month prior to the month in which the default occurs.

Market ImpactMarket Impact N/A

System ChangeSystem Change No* Manual workaround for go-live – implementation to follow

PRS VotePRS Vote PRS voted to recommend approval of NPRR221 as revised by PRS. There was one opposition from the Consumer Market Segment and one abstention from the IPM Market Segment. PRS voted to endorse and forward the PRS Report as amended by the ERCOT comments and Impact Analysis for NPRR221 to TAC. There was one opposing vote from the Consumer Market Segment. All Market Segments were present.




NPRR221, Day-Ahead Market and NPRR221, Day-Ahead Market and Real-Time Market Default Allocation Real-Time Market Default Allocation

Changes Changes



BudgetBudget

StaffingStaffing




ImpactImpact

Pending

NPRR223, Resolution of Alignment NPRR223, Resolution of Alignment Item A73 – Removal of IMM and PUC Item A73 – Removal of IMM and PUC

Staff Nightly Report Staff Nightly Report PurposePurpose

(WMS)(WMS)

This NPRR removes a reporting requirement. There are no specific reporting requirements from the Independent Market Monitor (IMM) and Public Utility Commission of Texas (PUCT) for ERCOT to provide a nightly report. Based on IMM requirements, a nightly report is not required.



PRS VotePRS Vote On 4/22/10, PRS unanimously voted to recommend approval of NPRR223 as submitted. On 5/20/10, PRS unanimously voted to endorse and forward the 4/22/10 PRS Report and Impact Analysis for NPRR223 to TAC.




NPRR223, Resolution of Alignment NPRR223, Resolution of Alignment Item A73 – Removal of IMM and Item A73 – Removal of IMM and

PUC Staff Nightly Report PUC Staff Nightly Report



BudgetBudget

StaffingStaffing




ImpactImpact

NPRR225, Standard Cost Option in NPRR225, Standard Cost Option in Verifiable Costs Verifiable Costs

PurposePurpose

(WMS)(WMS)

Provides the option for the election of standard Operations and Maintenance (O&M) costs as a component of Startup Costs and minimum energy costs in place of filing verifiable costs.



PRS VotePRS Vote PRS voted to recommend approval of as amended by the CPS Energy comments and as revised by PRS. There was one opposing vote from the Consumer Market Segment and two abstentions from the IOU and IREP Market Segments. PRS voted to endorse and forward the PRS Report as amended by the ERCOT comments and Impact Analysis for NPRR225 to TAC. There was one opposing vote from the Consumer Market Segment and one abstention from the IREP Market Segment. All Market Segments were present.


No Opinion


NPRR225, Standard Cost Option in NPRR225, Standard Cost Option in Verifiable Costs Verifiable Costs



BudgetBudget

StaffingStaffing




ImpactImpact

Parking Deck PriorityParking Deck PriorityNPRR210, Wind Forecasting Change to NPRR210, Wind Forecasting Change to P50, Synchronization with PRR841 – P50, Synchronization with PRR841 – PRS recommends a Priority of High

NPRR222, Half-Hour Start Unit RUC NPRR222, Half-Hour Start Unit RUC Clawback (Companion to NPRR207) - Clawback (Companion to NPRR207) - PRS recommends a Priority of High

PRR210, Wind Forecasting Change PRR210, Wind Forecasting Change to P50, Synchronization with PRR841to P50, Synchronization with PRR841

PurposePurpose

(Morgan (Morgan Stanley)Stanley)

Changes the wind forecasting methodology to use a 50% probability of exceedance calculation instead of an 80% for Reliability Unit Commitment (RUC) considerations. This NPRR would align the Nodal Protocols with changes made to the zonal Protocols pursuant to PRR841.


System ChangeSystem Change No*No* N/AN/A

PRS VotePRS Vote PRS voted to recommend approval of the 3/25/10 PRS Report as revised by PRS with a priority of High. There was one abstention from the IREP Market Segment. All Market Segments were present.


Grey-boxed item (2) of Section 5.7.4, is not necessary prior Texas Nodal Market Implementation Date. Impact Analysis for the grey boxed section will be performed at a later date.

Effective DateEffective Date Grey-boxed item (2) of Section 5.7.4, RUC Make-Whole Charges, will be Post Texas Nodal Market Implementation Date.

NPRR222, Half-Hour Start Unit RUC NPRR222, Half-Hour Start Unit RUC Clawback (Companion to NPRR207) Clawback (Companion to NPRR207)

PurposePurpose

(WMS)(WMS)

Removes RUC Clawback on all Half-Hour Start Units (a) that participate in the DAM and (b) during Energy Emergency Alert (EEA) events. This NPRR also changes the RUC Clawback on all Half-Hour Start Units that did not participate in the DAM to 50%.


System ChangeSystem Change YesYes N/AN/A

PRS VotePRS Vote PRS unanimously voted to endorse and forward the PRS Report and Impact Analysis for NPRR222 to TAC with a priority of High.


Not Necessary before Nodal Implementation

Effective DateEffective Date Post-Texas Nodal Market Implementation

Withdrawals and Withdrawals and RejectionsRejections

None this month.None this month.

PRR/NPRR SummaryPRR/NPRR SummaryUnanimous RecommendationsUnanimous RecommendationsPRR849, Suspension of Annual CSC Determination PRR849, Suspension of Annual CSC Determination NPRR212, Disputing Fuel Oil Price (FOP) CostsNPRR212, Disputing Fuel Oil Price (FOP) CostsNPRR217, Resolution of Alignment Item A58 - Use of Different NPRR217, Resolution of Alignment Item A58 - Use of Different Computational Modules Computational Modules NPRR223, Resolution of Alignment Item A73 – Removal of IMM and NPRR223, Resolution of Alignment Item A73 – Removal of IMM and PUC Staff Nightly Report PUC Staff Nightly Report NPRR222, Half-Hour Start Unit RUC Clawback (Companion to NPRR222, Half-Hour Start Unit RUC Clawback (Companion to NPRR207) Parking Deck RecommendationNPRR207) Parking Deck Recommendation

Non-Unanimous RecommendationsNon-Unanimous RecommendationsPRR845, Definition for IDR Meters and Optional Removal of IDR PRR845, Definition for IDR Meters and Optional Removal of IDR Meters at a Premise Where an Advanced Meter Can be ProvisionedMeters at a Premise Where an Advanced Meter Can be ProvisionedPRR846/NPRR213, Deadlines for Initiating Alternative Dispute PRR846/NPRR213, Deadlines for Initiating Alternative Dispute Resolution Resolution NPRR210, Wind Forecasting Change to P50, Synchronization with NPRR210, Wind Forecasting Change to P50, Synchronization with PRR841 PRR841 NPRR221, Day-Ahead Market and Real-Time Market Default NPRR221, Day-Ahead Market and Real-Time Market Default Allocation Changes Allocation Changes NPRR225, Standard Cost Option in Verifiable Costs NPRR225, Standard Cost Option in Verifiable Costs

2010 PRR Approval Cycle 2010 PRR Approval Cycle – Normal Timeline– Normal Timeline

PRR Posting

Deadline

PRSConsideration

PRSCBA/IAReview

TACConsideration

BoardConsideration

EffectiveDate

23-Dec 21-Jan 18-Feb 4-Mar 23-Mar 4/1/10

22-Jan 18-Feb 25-Mar 8-Apr 18-May 6/1/10

26-Feb 25-Mar 22-Apr 6-May 15-Jun 7/1/10

26-Mar 22-Apr 20-May 3-Jun 20-Jul 8/1/10

23-Apr 20-May 17-Jun 1-Jul 20-Jul 8/1/10

21-May 17-Jun 22-Jul 5-Aug 21-Sep 10/1/10

25-Jun 22-Jul 19-Aug 2-Sep 21-Sep 10/1/10

23-Jul 19-Aug 23-Sep 7-Oct 16-Nov 12/1/10

Nodal Parking Deck - Approved by ERCOT

BoardSource Source DocumDocum

ententTitleTitle PrioritPriorit

yyCurrent StatusCurrent Status

NPRR131 Ancillary Service Trades with ERCOT HighBoard Approved

1/19/10

NPRR181 FIP Definition Revision HighBoard Approved

1/19/10

NPRR153Generation Resource Fixed Quantity Block Offer

MediumBoard Approved

1/19/10

NPRR164Resubmitting Ancillary Service offers in SASM

MediumBoard Approved

1/19/10

SCR755 ERCOT.com Website Enhancements MediumBoard approved

2/16/10

Nodal Parking Deck – Pending Approval

Source Source DocumentDocument TitleTitle Suggested Suggested

PriorityPriority Current StatusCurrent Status

NPRR146ICCP Telemetry Information Submittals

TBDTabled at TACPRS approved

2/19/09

NPRR207Unit Deselection (formerly “Hour Start Unit Deselection and Half Hour Start Unit RUC Clawback”).

TBDTabled at TACPRS approved

4/22/10

NPRR210Wind Forecasting Change to P50, Synchronization with PRR841 (partial)

High

Pending at TACPRS approved

5/20/10

NPRR222Half-Hour Start Unit RUC Clawback (Companion to NPRR207).

HighPending at TACPRS approved

5/20/10

SCR756Enhancements to the MarkeTrack Application

CriticalPending at TACPRS approved

5/20/10

Documents

Protocol Revision Subcommittee Presentation to the ERCOT Technical Advisory Committee June 3, 2010