The California ISO through this initiative is proposing to update the definitions of short and long start units to align with the real-time market horizon. This update will ensure that the real-time market optimization will be able to consider a short start unit’s start-up and minimum run time.
| Proposal Development | Decision | Implementation | Completed/Closed |
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Feb 17, 2022 Draft final proposal posted
Jan 01, 2022 Revised draft tariff language posted |
May 23, 2022 FERC approval (ER22-1438)
Mar 24, 2022 Tariff amendment (ER22-1438) Mar 16, 2022 ISO Board of Governors and WEIM Governing Body approval |
Jun 01, 2022 Activation
Implementation milestones
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Completed |
Tariff amendment |
http://www.caiso.com/Documents/May23-2022-OrderAcceptingShortStartandLongStartDefinitions-ER22-1438.pdf
May 23, 2022 Order Accepting Short Start and Long Start Definitions (ER22-1438) 04/24/2023
Mar 24, 2022 Tariff Clarification - Short Start and Long Start (ER22-1438) 03/30/2022
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https://stakeholdercenter.caiso.com/InitiativeDocuments/NoticeDecisionalClassification-Short-LongStartUnitDefinitionsUpdate.pdf
Notice of Decisional Classification - Short-Long Start Unit Definitions Update 03/04/2022
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https://stakeholdercenter.caiso.com/InitiativeDocuments/DraftFinalProposal-Short-LongStartUnitDefinitionsUpdate.pdf
Draft Final Proposal - Short-Long Start Unit Definitions Update 02/17/2022
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View comments |
Web meeting |
https://stakeholdercenter.caiso.com/InitiativeDocuments/Presentation-Short-LongStartUnitDefinitionsUpdate-Jan26-2022.pdf
Presentation - Short-Long Start Unit Definitions Update - Jan 26, 2022 01/25/2022
Issue Paper - Straw Proposal - Short-Long Start Unit Definitions Update 01/25/2022
Tariff Clarifications - Summary of Issues and Revised Draft Tariff Language 01/20/2022
Stakeholder Comments Response Matrix - Tariff Clarifications - Revised Draft Tariff Language 01/20/2022
Proposed Additional Clarifications - Tariff Clarifications 01/20/2022
Summary of Issues and Draft Tariff Language - Tariff Clarifications 01/20/2022
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