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Protocol Revision Subcommittee. Presentation to the ERCOT Technical Advisory Committee August 2, 2007. 7 PRRs for Approval Non-System Changes – IAs only 2 Notices of Withdrawal 1 Notices of Rejection. PRS Summary. PRR 713 – Resource Outage Notification. - PowerPoint PPT Presentation
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Protocol Revision Protocol Revision SubcommitteeSubcommittee
Presentation to the Presentation to the
ERCOT Technical Advisory ERCOT Technical Advisory CommitteeCommittee
August 2, 2007August 2, 2007
PRS SummaryPRS Summary
• 7 PRRs for Approval7 PRRs for Approval• Non-System Changes – IAs onlyNon-System Changes – IAs only
• 2 Notices of Withdrawal2 Notices of Withdrawal• 1 Notices of Rejection1 Notices of Rejection
PRR 713PRR 713 – Resource Outage – Resource Outage NotificationNotification
PurposePurpose
(ERCOT)(ERCOT)PRR clarifies and further details the long-PRR clarifies and further details the long-term Outage notification submission process term Outage notification submission process for Resources.for Resources.
BenefitBenefit Expands explanation options for LT outages Expands explanation options for LT outages to improve transmission modeling accuracyto improve transmission modeling accuracy
Market ImpactMarket Impact UnknownUnknown
System ChangeSystem Change NoNo N/AN/A
AssumptionsAssumptions N/AN/A
PRS VotePRS Vote PRS recommended approval unanimously; all PRS recommended approval unanimously; all market segments were presentmarket segments were present
Effective DateEffective Date October 1, 2007October 1, 2007
PRR 713PRR 713 – Resource Outage – Resource Outage NotificationNotification
Item ReviewedItem Reviewed DescriptionDescriptionNoNoImpactImpact
Credit Monitoring/Credit Monitoring/LiabilityLiability
BudgetBudget
StaffingStaffing
Computer SystemsComputer Systems
Business FunctionsBusiness Functions
Grid OperationsGrid Operations
ImpactImpact
PRR 717 PRR 717 – EILS Disputes & – EILS Disputes & ResettlementsResettlements
PurposePurpose
(ERCOT)(ERCOT)Adds EILS Contract Period definition, adds Adds EILS Contract Period definition, adds process for disputing and resettling EILS; process for disputing and resettling EILS; reformats as requiredreformats as required
BenefitBenefit Greater confidence in EILS Settlement Greater confidence in EILS Settlement processprocess
Market ImpactMarket Impact NoneNone
System ChangeSystem Change NoNo N/AN/A
AssumptionsAssumptions N/AN/A
PRS VotePRS Vote PRS recommended approval with 2 PRS recommended approval with 2 abstentions; all market segments were abstentions; all market segments were presentpresent
Effective DateEffective Date October 1, 2007October 1, 2007
PRR 717 PRR 717 – EILS Disputes & – EILS Disputes & ResettlementsResettlements
Item ReviewedItem Reviewed DescriptionDescriptionNoNoImpactImpact
Credit Monitoring/Credit Monitoring/LiabilityLiability
BudgetBudget
StaffingStaffing
Computer SystemsComputer Systems
Business FunctionsBusiness Functions
Grid OperationsGrid Operations
ImpactImpact
May require minor changesMay require minor changes
PRR 721PRR 721 – Provision of – Provision of Customer Billing Information Customer Billing Information
to TDSPsto TDSPsPurposePurpose
(Direct Energy, IREP)(Direct Energy, IREP)Requires ERCOT to provide customer billing Requires ERCOT to provide customer billing information to TDSPs (ESI ID, Customer Name information to TDSPs (ESI ID, Customer Name and phone number – all other data removed) and phone number – all other data removed) during a mass transition eventduring a mass transition event
BenefitBenefit Provide TDSPs customer data needed for Provide TDSPs customer data needed for outage purposesoutage purposes
Market ImpactMarket Impact NoneNone
System ChangeSystem Change NoNo N/AN/A
AssumptionsAssumptions N/AN/A
PRS VotePRS Vote PRS recommended approval unanimously; all PRS recommended approval unanimously; all market segments were presentmarket segments were present
Effective DateEffective Date Upon System ImplementationUpon System Implementation
PRR 721PRR 721 – Provision of – Provision of Customer Billing Information Customer Billing Information
to TDSPsto TDSPsItem ReviewedItem Reviewed DescriptionDescriptionNoNo
ImpactImpact
Credit Monitoring/Credit Monitoring/LiabilityLiability
BudgetBudget
StaffingStaffing
Computer SystemsComputer Systems
Business FunctionsBusiness Functions
Grid OperationsGrid Operations
ImpactImpact
Costs part of another projectCosts part of another project
PRR 724 PRR 724 – Removal of the Drop to – Removal of the Drop to AREP ReferencesAREP References
PurposePurpose
(Direct Energy, IREP)(Direct Energy, IREP)Removes Drop to AREP referencesRemoves Drop to AREP references
BenefitBenefit Conforms to PUC Rules (25.43)Conforms to PUC Rules (25.43)
Market ImpactMarket Impact Complies with PUC RulesComplies with PUC Rules
System ChangeSystem Change NoNo N/AN/A
AssumptionsAssumptions N/AN/A
PRS VotePRS Vote PRS recommended approval unanimously; all PRS recommended approval unanimously; all market segments were presentmarket segments were present
Effective DateEffective Date Upon System ImplementationUpon System Implementation
PRR 724 PRR 724 – Removal of the Drop to – Removal of the Drop to AREP ReferencesAREP References
Item ReviewedItem Reviewed DescriptionDescriptionNoNoImpactImpact
Credit Monitoring/Credit Monitoring/LiabilityLiability
BudgetBudget
StaffingStaffing
Computer SystemsComputer Systems
Business FunctionsBusiness Functions
Grid OperationsGrid Operations
ImpactImpact
$50K Cost – O&M$50K Cost – O&M
PRR 725PRR 725 – EILS Formula & – EILS Formula & Standard FormStandard Form
PurposePurpose
(ERCOT)(ERCOT)Corrects availability factor formula for EILS Corrects availability factor formula for EILS resources under the alternate formula, resources under the alternate formula, eliminates undefined term from EILS QSE eliminates undefined term from EILS QSE AgreementAgreement
BenefitBenefit Eliminates potential market confusionEliminates potential market confusion
Market ImpactMarket Impact NoneNone
System ChangeSystem Change NoNo N/AN/A
AssumptionsAssumptions N/AN/A
PRS VotePRS Vote PRS recommended approval with 1 PRS recommended approval with 1 abstention; all market segments were abstention; all market segments were presentpresent
Effective DateEffective Date October1, 2007October1, 2007
PRR 725PRR 725 – EILS Formula & – EILS Formula & Standard FormStandard Form
Item ReviewedItem Reviewed DescriptionDescriptionNoNoImpactImpact
Credit Monitoring/Credit Monitoring/LiabilityLiability
BudgetBudget
StaffingStaffing
Computer SystemsComputer Systems
Business FunctionsBusiness Functions
Grid OperationsGrid Operations
ImpactImpact
Minor costs – O&MMinor costs – O&M
PRR 726 PRR 726 – DC Tie Scheduling – DC Tie Scheduling ClarificationsClarifications
PurposePurpose
(ERCOT)(ERCOT)Clarifies DC-Tie scheduling language to Clarifies DC-Tie scheduling language to reflect ERCOT treatment of ties, eliminates reflect ERCOT treatment of ties, eliminates term “Back to Back Tie (BtB Tie)”term “Back to Back Tie (BtB Tie)”
BenefitBenefit Eliminates inconsistencies between ERCOT Eliminates inconsistencies between ERCOT treatment of ties and Protocols, syncs zonal treatment of ties and Protocols, syncs zonal and nodal protocol termsand nodal protocol terms
Market ImpactMarket Impact NoneNone
System ChangeSystem Change NoNo N/AN/A
AssumptionsAssumptions N/AN/A
PRS VotePRS Vote PRS recommended approval unanimously; all PRS recommended approval unanimously; all market segments were presentmarket segments were present
Effective DateEffective Date October 1, 2007October 1, 2007
PRR 726 PRR 726 – DC Tie Scheduling – DC Tie Scheduling ClarificationsClarifications
Item ReviewedItem Reviewed DescriptionDescriptionNoNoImpactImpact
Credit Monitoring/Credit Monitoring/LiabilityLiability
BudgetBudget
StaffingStaffing
Computer SystemsComputer Systems
Business FunctionsBusiness Functions
Grid OperationsGrid Operations
ImpactImpact
PRR 728PRR 728 – Proposal to Allow ERCOT – Proposal to Allow ERCOT Discretion When Processing Discretion When Processing
Renewable Production Values -- Renewable Production Values -- URGENTURGENT
PurposePurpose
(ERCOT)(ERCOT)Allows ERCOT discretion to process Allows ERCOT discretion to process Renewable Production Potential values when Renewable Production Potential values when submitted by QSEs with only Uncontrollable submitted by QSEs with only Uncontrollable Renewable ResourcesRenewable Resources
BenefitBenefit Frees up resources that can be redirected to Frees up resources that can be redirected to nodal market, $4K/month cost savingsnodal market, $4K/month cost savings
Market ImpactMarket Impact NoneNone
System ChangeSystem Change NoNo N/AN/A
AssumptionsAssumptions N/AN/A
PRS VotePRS Vote PRS recommended approval with 2 opposed PRS recommended approval with 2 opposed and 5 abstentions; all market segments were and 5 abstentions; all market segments were presentpresent
Effective DateEffective Date September 1, 2007 (Urgent vote approved September 1, 2007 (Urgent vote approved with 5 opposed and 2 abstentions)with 5 opposed and 2 abstentions)
PRR 728PRR 728 – Proposal to Allow ERCOT – Proposal to Allow ERCOT Discretion When Processing Discretion When Processing
Renewable Production Values -- Renewable Production Values -- URGENTURGENT
Item ReviewedItem Reviewed DescriptionDescriptionNoNoImpactImpact
Credit Monitoring/Credit Monitoring/LiabilityLiability
BudgetBudget
StaffingStaffing
Computer SystemsComputer Systems
Business FunctionsBusiness Functions
Grid OperationsGrid Operations
ImpactImpact
PRR SummaryPRR Summary• PRRs Recommended for ApprovalPRRs Recommended for Approval
• PRR 713PRR 713 – Resource Outage Notification – Resource Outage Notification• PRR 717PRR 717 – EILS Disputes & Resettlements – EILS Disputes & Resettlements• PRR 721PRR 721 – Provision of Customer Billing – Provision of Customer Billing
Information to TDSPsInformation to TDSPs• PRR 724PRR 724 – Removal of the Drop to AREP References – Removal of the Drop to AREP References• PRR 712PRR 712 – Emergency Interruptible Load Service – Emergency Interruptible Load Service
Formula & Standard FormFormula & Standard Form• PRR 726PRR 726 – DC Tie Scheduling Clarifications – DC Tie Scheduling Clarifications• PRR 728PRR 728 – Proposal to Allow ERCOT Discretion – Proposal to Allow ERCOT Discretion
When Processing Renewable Production ValuesWhen Processing Renewable Production Values -- -- URGENTURGENT
PRR NoticesPRR Notices• WithdrawalsWithdrawals
• PRR 712 – Local Congestion Replacement PRR 712 – Local Congestion Replacement Reserve Payment MethodologyReserve Payment Methodology
• NPRR 040 – Synchronization of Emergency NPRR 040 – Synchronization of Emergency Electric Curtailment Plan (EECP) EventElectric Curtailment Plan (EECP) Event
• RejectionsRejections• PRR 730 – Balancing Energy Price PRR 730 – Balancing Energy Price
Adjustment for Deployment of Adjustment for Deployment of Replacement Reserve ServiceReplacement Reserve Service
TAC Assignment UpdateTAC Assignment Update
• PRR Appeals ProcessPRR Appeals Process• PRS subgroup reported discussion PRS subgroup reported discussion
status on 7/19status on 7/19• Subgroup reported on possible Subgroup reported on possible
timelines and procedural requirements timelines and procedural requirements to provide a record to the BODto provide a record to the BOD
• PRS requested more information on PRS requested more information on proposed timelinesproposed timelines
• Subgroup meets 8/6Subgroup meets 8/6
