January 29, 2015 January 29, 2015 Technical Advisory Committee Technical Advisory Committee (TAC) Update to RMS(TAC) Update to RMS

Kathy Scott

February 3, 2015 TAC Update to RMS 1

Election of 2015 TAC Election of 2015 TAC Leadership Leadership

TAC Leadership for 2015 ◦Chair Nomination: Randa Stephenson – LCRA - Chair

◦Vice Chair Nominations required a Run Off Election : Adrian Brandt- Austin Energy – Vice Chair

◦.

February 3, 2015 TAC Update to RMS 2

TAC Goals and New BylawsTAC Goals and New Bylaws2015 TAC and Subcommittee Goals and Strategic Objectives:

◦ TAC 2015 Goals expected to be available for the February TAC meeting that may include some carry over from the 2014 TAC Goals

◦ Subcommittee Goals expected to be returned to TAC during the March 26, 2015 TAC Meeting ◦ Strategic Objective(s)—There are so many big ticket items/projects scheduled to be done in 2015 that TAC

will need to devise a way to prioritize all these efforts . NOTE: Smart Meter Texas PUCT Project—should ERCOT take on this scope of work ?

Proposed Bylaws Amendment (Possible Vote) ◦ New Commercial Consumer Segment added to the voting structure through the attached revised ERCOT

Bylaws Unanimously Approved by TAC

February 3, 2015 TAC Update to RMS 3

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TAC Approved/Confirmed: 2015 TAC Approved/Confirmed: 2015 Leadership Leadership

Commercial Operations Subcommittee (COPS)Chair: Michelle Trenary, Tenaska Power ServicesVice Chair: John Schatz, TXU Energy

Protocol Revision Subcommittee (PRS)Chair: John Varnell, Tenaska Power ServicesVice Chair: Chris Lyons, Exelon

Retail Market Subcommittee (RMS)Chair: Kathy Scott, CenterPoint EnergyVice Chair: Rob Bevill, Green Mountain Energy

Reliability and Operations Subcommittee (ROS)Chair: Joel Firestone, Topaz Power HoldingsVice Chair: Alan Bern, Oncor Electric Delivery

Wholesale Market Subcommittee (WMS)Chair: Seth Cochran, DC EnergyVice Chair: Bob Helton, GDF Suez Energy Marketing

February 3, 2015 TAC Update to RMS 4

PRS InitiativesPRS InitiativesNodal Protocol Revision Requests

(NPRRs) ◦ NPRR641, Season Definition Change for

Switchable Resources Reporting Unavailable Capacity Motion to Remand NPRR641 back to PRS for

additional discussions and language clarification was unanimously Approved

◦ NPRR660, Remove CRR State Change Adder Motion: To Approve NPRR660 as submitted was

Unanimously Approved by TAC

◦ NPRR669, Maintaining Frequency Responsiveness from Generation Resources Providing RRS Motion: To Approve NPRR669 as submitted was

Unanimously Approved by TAC

February 3, 2015 TAC Update to RMS 5

PRS InitiativesPRS InitiativesNodal Protocol Revision Requests

(NPRRs) ◦ SCR783, Outage Scheduler Enhancements --

Group 2, Usability and Filtering Enhancements Motion to Approve SCR783 and NPRR219 as

recommended by PRS was unanimously approved by TAC

◦ NPRR219, Resolution of Alignment Items A33, A92, A106, and A150 - TSPs Must Submit Outages for Resource Owned Equipment and Clarification of Changes in Status of Transmission Element Postings Motion to Approve SCR783 and NPRR219 as

recommended by PRS was unanimously approved by TAC

February 3, 2015 TAC Update to RMS 6

PRS InitiativesPRS Initiatives

February 3, 2015 TAC Update to RMS 7

Withdrawals and/or Tabled Withdrawals and/or Tabled RevisionsRevisions

Request Previously Tabled at TAC (Possible Vote):◦ NPRR642, Constraint Management During

Energy Emergency Alerts Continued to be Tabled at TAC awaiting NOGRR

language

◦ NPRR646, Emergency Operations Settlement for CFC (formerly Emergency Operations Settlement for CFC Testing) – Removed from “Table” and Unanimously

Approved by TAC

February 3, 2015 TAC Update to RMS 8

Wholesale Market Subcommittee (WMS)◦ RUC Task Force Update

Disbanded and any outstanding items related to RUC for extreme cold weather events were moved to the QSE Managers Working Group (QMWG)

◦ Supply Analysis Working Group (SAWG) Update Working with ERCOT to develop multiple draft NPRR(s) one for

Multi-Interval Real Time Market, another one for Real Time Co-Optimization.

Reliability Operations Subcommittee (ROS)◦ RRGRR005, Clarify Data Necessary for Planning Models

Unanimously Approved by TAC

◦ NOGRR136, Verifying QSE Capability to Operate in CFC Motion to Table NOGRR136 awaiting Board action on

NPRR646 in February was Approved

◦ NOGRR140, Posting of the ERCOT Geomagnetic Disturbance Operating Plan - Unanimously Approved by TAC

February 3, 2015 TAC Update to RMS 9

WMS and ROS Initiatives WMS and ROS Initiatives

Reliability Operations Subcommittee (ROS)

◦Economic Impacts of Outage Scheduling – Taskforce: ERCOT requested a new taskforce be created

to evaluate market impacts related to equipment outage scheduling.

Workshop scheduled on February 2, 2015 to better define the issue and develop the taskforce scope for presentation at next ROS.

Taskforce will be a joint effort by ROS and WMS.

ROS/WMS: Coordination of efforts requested of ROS and WMS leadership by TAC leadership

February 3, 2015 TAC Update to RMS 10

ROS Initiatives (cont.) ROS Initiatives (cont.)

Commercial Operations Subcommittee (COPS) Update Only -

Retail Market Subcommittee (RMS):◦RMGRR127, Efficiencies for Acquisition

Transfer Unanimously Approved by TAC

February 3, 2015 TAC Update to RMS 11

COPS and RMS Initiatives COPS and RMS Initiatives

Ancillary Services Re-design Update Ancillary Services Re-design Update

◦NPRR667 – Ancillary Service Redesign NPRR667 – Impact Analysis (Both Posted) Comments were due by January 21, 2015

and ERCOT received several comments from Market Participants.

◦NPRR667 Workshop scheduled for Friday, January 30, 2015 at 9:30 AM – 4:00 PM

http://www.ercot.com/calendar/2015/1/30/32017-WORKSHOPS

February 3, 2015 TAC Update to RMS 12

ERCOT Operations, Planning & IT ERCOT Operations, Planning & IT ReportReport

Jones Creek RPG Project Independent Review (Possible Vote)◦ Motion to Approve Option B as

recommended by ERCOT was Approved with 2 abstentions

Protocol Required Review: Section 6.4.4.1, Energy Offer Curve for RUC – Committed Resources report and update only:

February 3, 2015 TAC Update to RMS 13

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Questions?Questions?

14February 3, 2015 TAC update to RMS