ERCOT Profiling Working Group (PWG) Meeting Notice

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

February 23, 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.

Please RSVP Brittney Albracht if you want a lunch for $8.00 via link above.

 

PWG Meeting Agenda: (revised 02/04/05)

1)      Antitrust Admonition.

2)      Approval of January 25 meeting minutes.

3)      Chair report on prior RMS meeting and today’s agenda review.

4)      Continued discussion of Business Load Factor Migration.

5)      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

e)      Discussion of language for validation year or effective date.

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

7)      Weather Sensitive Assignment Discussion, another migration issue.

8)      Impact of Profile Code Changes on Settlement Runs, COPS suggests PWG review.

9)      Discussion should PWG report to RMS or COPS.

10)  Possibility of a Metered Lighting Profile.

11)  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).

12)  Confirm future meeting schedule.

13)  Update reports;

a)      PRR488 Weather Responsiveness Determination (ERCOT implementing).

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 (ERCOT implementing).

e)      PRR565 Calculation of Losses for Settlement (PRS 2/17)

f)       PRR566 Implementation of IDR Optional Removal Threshold (BD 2/16).

g)      PRR572 Weather sensitivity classification (PRS 3/17)

h)      Profile Change Request for Oil and Gas Properties (sample installation being pursued).

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

j)        Load Research Project (ERCOT working with in sync issues)

14)  PWG Open Issues Master List Discussion.

15)  Any new issues from ERCOT or Market Participants.

16)   Review assignments of action items before adjourning.

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

Next RMS meetings are 3/09 and 4/12.

Next COPS meetings are 2/22 and 3/22.

Next UFE Task Force meeting is 2/21.

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/assigned	Description
1	Open/John	Expand on the estimation process for gaps in over and under reads, review 867’s issues (are meter type and profile type consistent).
2	Closed not PWG issue.	Issue when no CR of Record and meter stays energized.
3	Open/Ernie	Review past meeting minutes for old business issues that are overlooked.
4	Open/Ernie	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. To be completed in Dec. 2005 per the Chair of TX_Set.
5	Open/Brad	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/Carl	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	Closed not PWG issue	Photovoltaic generation, meter runs backwards so unaccountable generation is added to the grid.
8	Open/ERCOT	Protocols 18.6.5, Future Requirement for IDRs Impact Analysis
9	Open/ERCOT	Protocols 18.7.2.3, Post Market Evaluation (nothing pending).
10	Open/ERCOT	PWG minutes on the ERCOT Web prior to 2003. Send to Diana.
11	Closed not PWG issue	PR-30022 UFE Analysis Metering / Protocols 11.5.
12	Open/Terry	TDSPs are to find out how they plan on tracking LRS expenses internally (reference PWG 2/26/04 minutes).
13	Open/Lloyd	Lloyd and AEP will review Protocols Section 9.5. (May 25, 2004 minutes).
14	Open/Agenda	Possibility of a Metered Lighting Profile.
15	Open/ERCOT	Possibility of a very high load factor profile.
16	Open/ERCOT	Review if the count of ESIIDs settled on default profile is continuing to reduce in number post SCR 725 new reports.

 

ITEM	Status/assigned	Load Profiling Guides Revisions Description
1	Open/ERCOT	Annual Profile Model Evaluation. a. Review gray boxes in LPG in sections; 8.7, 8.7.1
2	Open/Diane	LPG Section 11.3 Validation of Changes in Load Profile ID Assignments (gray box).
3	Open/ERCOT	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/ERCOT	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/Ed	New Time of Use Schedule Approval Process Document. Need to reference in Retail Market Guides or LPG?
6	Open/Ed	LPG Section 16.1.2 Establishing New TOU Schedules (gray box) after the new TOU Schedule Procedure Document is complete.
7	Open/Terry	Periodically Review all gray boxes in the LPG.
8	Open/Shawnee	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/ERCOT	Incorporate Load Research Project Procedures into LPG.
10	Open/Ed	Change LPG to reference section 18.6.1 instead of 1000 kW.
11	Open/Darryl	LPG Section 11.2 Review. Is additional NOIE language needed?
12	Open/ERCOT	Incorporating Decision Tree into the LPG where applicable.