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CRR EDS3-R7 Overview

Texas Nodal Congestion Revenue Rights (CRR) EDS 3 Release 7 - Overview EDS 3 Phase 2 MP Planning Workshop July 11, 2007. CRR EDS3-R7 Overview. CRR will begin conducting Market Trials in early February of 2008 as part of EDS 3 Release 7 (EDS3-R7) CRR EDS3-R7 will consist of 4 phases

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CRR EDS3-R7 Overview

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  1. Texas NodalCongestion Revenue Rights (CRR)EDS 3 Release 7 - OverviewEDS 3 Phase 2 MP Planning WorkshopJuly 11, 2007 http://nodal.ercot.com 1

  2. CRR EDS3-R7 Overview • CRR will begin conducting Market Trials in early February of 2008 as part of EDS 3 Release 7 (EDS3-R7) • CRR EDS3-R7 will consist of 4 phases • CRR EDS3-R7 will take approximately 4-5 months, ending in May 2008 • Market Participants wishing to participate in CRR EDS3-R7 will have to complete some activities in advance (e.g. Registration) • The CRR EDS3-R7 plans are currently based on Market Participants interacting with the CRR User Interface, NOT an API/Machine to Machine interface • This is per the ERCOT Board of Directors statement that CRR API is currently out of scope http://nodal.ercot.com 2

  3. Pre-Activity Registration and digital certification; NOIE PCRR contract submission • Market Participants will have to register with ERCOT CRR Account Holders and have an appropriate digital certificate (by mid January 2008) • NOIEs must send contracts and desired entitlements (by early December 2007) • NOIEs wishing to identify themselves as Competitive Load Zones shall indicate their intention to do so (by early December 2007) • Wind Generators within the boundaries of the McCamey Area must identify themselves for McFRI eligibility (by early December 2007) • ERCOT to verify receipt to ERCOT of contracts and entitlements information; input into system (prior to Phase 1) http://nodal.ercot.com 3

  4. Phase 1 – beginning early February 2008 UI connectivity, data upload; limited Market Participants (~2 weeks) • Limited number of Market Participants based on MPs prepared by early deadlines • CRR environment for Market Participant EDS Activities made available • Verify CRR Account Holders’ ability to connect to the CRR System using a digital certificate • Verify CRR Account Holders’ ability to utilize Online User Interface to retrieve market information, submit nominations, bids and offers http://nodal.ercot.com 4

  5. Phase 2 Mock Auction (ERCOT provided bids/offers), mock bilateral trades; expanded Market Participants (~3 weeks) • Expanded number of Market Participants; verify expanded CRR Account Holders’ ability submit nominations, bids and offers via UI • Conduct mock monthly allocation with Account Holders self-created nominations • Conduct mock monthly auction with ERCOT provided bids and offers and defined Credit • Verify CRR Account Holders’ ability to download market results via UI • Verify bilateral trade functionality orchestrated by ERCOT http://nodal.ercot.com 5

  6. Phase 3 Mock Monthly Auction (MP created bids/offers) (~3 weeks) • Conduct a mock CRR Monthly Auction with CRR AH created bids and offers • Verify bilateral trade functionality as created by AHs • Credit constraint will self defined within ERCOT identified boundaries http://nodal.ercot.com 6

  7. Phase 4 Mock Multi-Month Auction (MP created bids/offers) (~4 weeks) • Conduct a mock CRR Multi-Month Allocation with CRR AHs created nominations • Conduct a mock CRR Multi-Month Auction with CRR AHs created bids and offers http://nodal.ercot.com 7

  8. Outstanding Items The following items must be included in one of the above phases of the EDS 3 Release 7 or must result in a new phase: • Additional ‘practice’ Auctions – if Market Participants wish, additional rounds of practice bidding may be possible (current phases run though April, EDS3-R7 is scheduled to end June 2007) • Credit – based on design decisions and detailed development timeline, the implementation and testing timeline for Credit data input module TBD • Training – an 8 hour training course is currently planned for Fall 2007 delivery. However, there may be additional hands on UI training that is TBD Note: Settlements and Billing will produce invoices as part of EDS4, auction and allocation results will be available for each CRR phase http://nodal.ercot.com 8

  9. Dec Jan Feb Mar Apr May CRR EDS3-R7 – One-Pager Pre EDS3-R7 Activities Phase 1 Phase 2 Phase 3 Phase 4 • Objectives • Registration of MPs as CRR Account Holders • Assign MP CRR Digital Certificate rights • NOIE contract receipt and entitlement creation in the system • NOIE load zone identification • Objectives • Validate MP CRR Digital Certificate rights • Validate AH system connection – uploads and downloads • Objectives (Incremental) • Conduct mock CRR monthly auction – ERCOT directed bids • Conduct mock CRR monthly allocation – AH created nominations • Verify market result download • Verify bilateral trade functionality • Objectives(Incremental) • Conduct mock CRR monthly auction – AH determined bids • Conduct secondary trading – AH directed • Verify Credit constraint in optimization • Objectives(Incremental) • Conduct mock CRR annual auction – AH determined bids • Conduct mock CRR annual allocation – AH created nominations System Needs CRR • CRR System (Market Operator) NMMS • Network Model w/ NOIE load zones • Network Model output for CRR Registration • CRR AH Registration Data/Stubs • None Infrastructure • CRR FAT System Needs (incremental) CRR/MIS • CRR External UI Data / Stubs • Registration • Network Model Testing Tools • Defect tracking & communication process / tool Infrastructure • EDS 3 Hardware System Needs (incremental) CRR • No Change Data / Stubs • No Change Testing Tools • No Change Infrastructure • No Change System Needs (incremental) CRR • Bug fixes only Data / Stubs • CMM Testing Tools • No Change Infrastructure • No Change System Needs (incremental) CRR • Bug fixes only Data / Stubs • No Change Testing Tools • No Change Infrastructure • No Change • TBD • Interface timing from NMMS, Registration, CMM • Interface timing to S&B, MMS, CMM • EDW Data Extract functionality • Credit data input module SME Support levels: Estimated at 1man day per week SME Support levels: 8 * 5 support for CRR SMEs available to MPs per schedule SME Support levels: 8 * 5 support for CRR SMEs available to MPs per schedule SME Support levels: 8 * 5 support for CRR SMEs available to MPs per schedule SME Support levels: 8 * 5 support for CRR SMEs available to MPs per schedule http://nodal.ercot.com 9

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