March 27, 2014 Technical Advisory Committee (TAC) Update to RMS Kathy Scott April 1, 2014 TAC Update to RMS 1

March 27, 2014March 27, 2014Technical Advisory Committee Technical Advisory Committee (TAC) Update to RMS(TAC) Update to RMS

Kathy Scott

April 1, 2014 TAC Update to RMS 1

ERCOT Board UpdateERCOT Board Update

Proposed ERCOT Bylaws Amendment Board Member Eligibility:

TAC Approved these amended Bylaws as they were presented by ERCOT


Microsoft Word 97 - 2003 Document

Houston Import Project Review 02/27/14 TAC Meeting: Tabled at TAC 03/27/14 TAC Meeting: ERCOT, Calpine and

NRG provided the following presentations concerning the Houston Import Project (HIP):

A lot of discussion and passion was displayed that reflected differing positions concerning ERCOT’s HIP Independent Review and project’s total cost requiring a roll call vote:

◦ Motion: Endorse ERCOT’s Independent Review of Houston Import Project (HIP) as submitted by ERCOT: Roll Call Tally : 20(Y)- 5(N) and 5(A) – Motion Approved


Compressed (zipped) Folder

Microsoft PowerPoint 97-2003 Presentation

Microsoft PowerPoint 97-2003 Presentation

PRS Initiatives and Votes PRS Initiatives and Votes Nodal Protocol Revision Requests (NPRRs) (Vote):

◦ NPRR576, Changing Non-Spin Service to be Dispatched by ERCOT (formerly “Changing Non-Spin Service to an Off-Line Service”) – URGENT AFTER 3-ROLL VOTES: APPROVED AS MODIFIED BY ERCOT AND CPS

ENERGY’S COMMENTS WITH A VALUE OF X= $75.00 – ROLL CALL TALLY: 24(Y) 5(N) 2(A)

◦ NPRR589, Ancillary Service Offers in the Supplemental Ancillary Services Market – Approved

◦ NPRR590, Inclusion of WSL in the Default Uplift Invoice Allocation Approved as submitted by PRS (Showed posting will be in MIS Public

area)

◦ NPRR592, Clarification of Meter Repair Timelines for RTM Settlements Approved as submitted

◦ NPRR594, Clarifications to the ERCOT Fee Schedule and the Point-to-Point Option Award Fee Approved as submitted


PRS Initiatives and Votes PRS Initiatives and Votes NPRRs:

◦ NPRR596, External Load Service Entities – URGENT Approved as submitted

◦ NPRR602, Exemption for Sharyland Brady Load Transition – URGENT Approved as submitted

◦ NPRR603, ERS Settlement and Service Types – URGENT Approved as submitted

◦ Withdrawal Request NPRR583, Validate That CSA Bypass Code in a Move-Out

Request is From Current CSA CR of Record (Request for Withdrawal) Withdrawal Unanimously Approved as Recommended by RMS

and PRS

◦ Annual Review: Annual Review of Other Binding Document List (Vote)

Approved as submitted by PRS


Microsoft Excel 97-2003 Worksheet

WMS/COPS/RMS Initiatives & WMS/COPS/RMS Initiatives & VotesVotesWholesale Market Subcommittee Report*◦ Resource Adequacy Task Force (RATF) Update

NPRR598 OBD - Methodology for Implementing an Operating Reserve Demand Curve (Possible Vote) Approved with ERCOT’s clean-up document and TAC

Comments to include “$1,000.00 at or above” clarifying language.

Changes to RATF scope where also agreed upon by TAC

Commercial Operations Subcommittee Report*◦ NPRR570 Phase 2 Implementation (Possible Vote)

TAC Unanimously Approved Phase 2 of NPRR570 for Initial Settlements to move to OD+5 Days effective May 1, 2014.

Retail Market Subcommittee Report*◦ Update provided of RMS voting on NPRR583 and

NPRR602, Working Groups and Taskforce’s activities, along with ERCOT’s Unplanned System Outage occurring on 3/11 & 3/12


ROS Initiatives and VotesROS Initiatives and VotesReliability and Operations

Subcommittee Report *◦Critical Infrastructure Protection Working Group (CIPWG) Update: http://www.ercot.com/calendar/2014/03/20140327-TAC


Other Binding Documents (Vote)Other Binding Documents (Vote)

Credit Formulas and Detail Whitepaper for the Day-Ahead Market and Congestion Revenue Rights Auction – Approved

Emergency Response Service Procurement Methodology – Approved

Setting the Shadow Price Caps and Power Balance Penalties in SCED – Approved


ERCOT Operations, Planning & IT ERCOT Operations, Planning & IT ReportsReports

NPR568, Real Time Reserve Price Adder Based on Operating Reserve Demand Curve, Update: March 2014

Development In Progress Incorporated NPRR591 As-Built Clarification & Corrections Related to

NPRR568 Incorporated NPRR598 Clarify Inputs to PRC & ORDC

Creation of Test Plans and Scripts In Progress Operating Reserve Demand Curve (ORDC) Workshops scheduled: Monday 4/7 Houston at CenterPoint Tower Auditorium Wednesday 4/16 DFW at Garland Fire Administration Building Friday 4/18 Austin at ERCOT Austin + WebEx

April - May 2014 ERCOT Internal Testing

◦ June 1st - Go Live!!!!


ERCOT Operations, Planning & IT ERCOT Operations, Planning & IT ReportsReports

Future Ancillary Services Team (FAST) Update

Annual ERS Report (Q&A Only)

Review the Final Assessment Report of the 30-Minute ERS Pilot

Review the Final Assessment Report of the FRRS Pilot

These updates and reports are located in Key Documents on TAC’s 3/27/14 meeting page: http://www.ercot.com/calendar/2014/03/20140327-TAC


Other BusinessOther BusinessReserve Margin/Resource Adequacy

Discussion – ◦Will be slated for a future TAC meeting agenda

NPRR Appeals Process◦TAC and ERCOT Legal agreed with Clayton

Greer’s suggestion to refer to PRS for discussion.

Real Time Co-Optimization Process (PUCT Discussion Topic) ◦Brad Jones (ERCOT) stated ERCOT will be ready

later this summer to start this discussion following several large projects’ implementation.


Questions?Questions?

12April 1, 2014 TAC update to RMS