ERCOT Profiling Working Group (PWG) Meeting Notice

ERCOT Austin Office, 7620 Metro Center Drive, Austin, Texas

January 25, 2005, from 9:00 a.m. to 3:00 p.m. in room 168

Teleconference number is 512-225-7280 with no pass code and 8 ports.

If attending, lunch is $8, please RSVP Brittney Albracht via link above.

 

PWG Meeting Agenda: (revised 01/21/05)

1)      Antitrust Admonition.

2)      Approval of November 18 and December 17 meeting minutes.

3)      Elections for PWG Chair and Vice Chair for 2005.

4)      2005 Annual Validation RMS Presentation Review.

5)      Discussion of Business Load Factor Migration.

6)      PRR draft - IDR weather sensitivity section 11.3.3.1.

7)      Planning Discussion on updating the Load Profiling Guides Revisions;

a)      New’ ESI IDs -- Assigning Profile IDs once usage history is available,

b)      Review LPGRR 2004-001,

c)      Review LPGRR 2004-002, and

d)      Review LPGRR 2004-003

8)      Discussion of CNP/ERCOT draft of Profile ID assignment responsibility changes.

9)      Discussion on value of lagged dynamic profiles.

a)      Presentation by ERCOT Staff.

b)      Review conclusions in New Frontiers for Load Research paper found at http://www.aeic.org/load_research/papers.html

c)      Review RRI analysis of CNP 98-99 Sample data to ERCOT Profiles.

d)      Initial Requirements to justify methodology change;

i)        ERCOT analysis requirements for Load Research Study to compare current Static Models to installed sample data with affects on UFE.

ii)       Define data requirements market participants would expect from ERCOT.

iii)     Identify impact to all QSE’s in scheduling, forecasting and settlement systems.

iv)     Expected Cost for Systems at ERCOT (initial brief review).

v)      ERCOT Cost/Benefit Analysis (initial brief review).

10)  Confirm future meeting schedule.

11)  Update reports;

a)      PRR488 Weather Responsiveness Determination (plan eff. 12/04).

b)      PRR514 Twelve Month Window for Non-IDR Scaling (ERCOT implementing).

c)      PRR536 lower IDR Mandatory Installation Threshold (eff. 1/1/05).

d)      PRR544 12-Month Window for Scaling NIDR to IDR ESI IDs (BD 1/21).

e)      PRR565 Calculation of Losses for Settlement (PRS 1/20)

f)       PRR566 Implementation of IDR Optional Removal Threshold (PRS 1/20).

g)      Profile Change Request for Oil and Gas Properties (requestor reviewing sample design).

h)      Profile Change Request for Gas/Convenience 24 hr Stores (pending requestor action).

i)        ERCOT Residential Survey Form ERCOT (RMS action item)

12)  PWG Open Issues Master List Discussion.

13)  Any new issues from ERCOT or Market Participants.

14)   Review assignments of action items before adjourning.

Next PWG meetings are on the 4th Wednesday Feb-Oct 2005.

Next RMS meetings are 2/08 and 3/08.

Next COPS meeting is 1/27, 2/22 and 3/22.

Next UFE Task Force meeting is TBA.

See these links for other meeting times.

a.      Meeting Calendar

b.   http://www.puc.state.tx.us/calendar.cfm

c.   http://www.puc.state.tx.us/openmeet/index.cfm

PWG 2005 Goals

 

1)      Evaluate Profile ID assignment responsibilities -- June

2)      Annual Validation 2005 -- make changes and complete -- December

3)      AV 2005 -- review of 2005 changes per long term -- Business (June), cut point (Dec.)

4)      Evaluate Lagged Dynamics -- Dec.

5)      Bring LPGuides current -- Dec.

6)      Processing new requests -- Oil & Gas, Convenience Store -- Dec.

7)      Collaboration with UFE TF -- Dec.

8)      Writing PRR’s as required -- Dec.

9)      LRS sample selection round two -- Dec.

10)   IDR Analysis -- 2 issues left -- Dec.

11)   Agreement between decision tree language and LPGuides -- Dec.

 

 

Profiling Working Group 2004 Open Issues Master List

 

ITEM	Status	Description
1	Open	Expand on the estimation process for gaps in over and under reads, review 867’s issues (are meter type and profile type consistent).
2	Open	Issue when no CR of Record and meter stays energized.
3	Open	Review past meeting minutes for old business issues that are overlooked.
4	Open	From 07/09/2002 RMS minutes "The RMS discussed the difficulty in distinguishing initial validation transactions from normal business transactions.  Tracking the status is therefore difficult.  The LPWG was asked to develop a proposed resolution and send to Texas SET for review. " Texas SET shall implement in v2.1, probably in spring 2005. Texas Set Change Control 2003-578 Code to indicate the annual Load Profile changes.
5	Open	At the RMS meeting July 8, 2002, Bender asked that the resolution of the interpretation of assignment of profile ID on customer level versus premise level should be included in the RMS Operating Guides. Review the RMS Guides to see this issue is included.
6	Open	Betty Day will draft a section to add to the LPG addressing how profiles will be maintained and the types of changes that may be made by the PWG (action item from July 24, 2002 PWG meeting).
7	Open	Photovoltaic generation, meter runs backwards so unaccountable generation is added to the grid.
8	Open	Protocols 18.6.5, Future Requirement for IDRs Impact Analysis
9	Open	Protocols 18.7.2.3, Post Market Evaluation (nothing pending).
10	Open	PWG minutes on the ERCOT Web prior to 2003. Send to Diana.
11	Open	PR-30022 UFE Analysis Metering / Protocols 11.5.
12	Open	TDSPs are to find out how they plan on tracking LRS expenses internally (reference PWG 2/26/04 minutes).
13	Open	Lloyd and AEP will review Section 9.5. (May 25, 2004 minutes).
14	Open	Possibility of a Metered Lighting Profile.
15	Open	Possibility of a very high load factor profile.
16	Open	Review is the count of ESIIDs settled on default profile is continuing to reduce in number post SCR 725 new reports.

 

 

ITEM	Status	Load Profiling Guides Revisions Description
1	Open	Annual Profile Model Evaluation. a. Review gray boxes in LPG in sections; 8.7, 8.7.1
2	Open	LPG Section 11.3 Validation of Changes in Load Profile ID Assignments (gray box).
3	Open	Update LPG per PUCT ruling in Project No. 25516 in sections but not limited to; 15.2.2, 15.2.4, 16.5, 16.5.1, 16.5.2
4	Open	Update LPG section 15 per the ERCOT Load Research Project, change LPG section 16 on DLC does not repeat language in updated LPG section 15 and develop new LPG section 19 for lagged dynamic profiles in coordination with language in updated Section 15 and 16.
5	Open	New Time of Use Schedule Approval Process Document. Need to reference in Retail Market Guides or LPG?
6	Open	LPG Section 16.1.2 Establishing New TOU Schedules (gray box) after the new TOU Schedule Procedure Document is complete.
7	Open	Periodically Review all gray boxes in the LPG.
8	Open	LPG Section 17.2 IDR Requirement says, "The TDSP has until the second regularly scheduled meter read date after receipt of the CR’s request to install the IDR." This statement maybe in conflict with PUCT current market rules.
9	Open	Incorporate Load Research Project Procedures into LPG.
10	Open	Change LPG to reference section 18.6.1 instead of 1000 kW.