01/21/2009 telemetry process & progress ercot state estimator & lfc team operations advanced...
DESCRIPTION
3 Telemetry Process & Progress01/21/2009 Telemetry Support ERCOT Full Time Staff ICCP Support –Advanced Network Applications Support 2 Engineers –Control Room 1 Operations Analyst & 1 Shift Engineer –IT 2 System Analysts –Additional Staff on a part time basis Market Participants –Contact for Nodal Issues –Timely Response on detected issuesTRANSCRIPT
01/21/2009Telemetry Process & Progress
Telemetry Process & Progress
ERCOT State Estimator & LFC TeamOperations Advanced Network Applications Support
Telemetry Process & Progress01/21/2009 2
ICCP
• Telemetry Support• Telemetry Reporting• State Estimator Tuning• Telemetry Issue Process• Telemetry Going Forward
Telemetry Process & Progress01/21/2009 3
Telemetry Support
• ERCOT Full Time Staff ICCP Support– Advanced Network Applications Support 2 Engineers– Control Room 1 Operations Analyst & 1 Shift Engineer– IT 2 System Analysts– Additional Staff on a part time basis
• Market Participants– Contact for Nodal Issues– Timely Response on detected issues
Telemetry Process & Progress01/21/2009 4
Telemetry Reporting
QSE & TDSP Dashboard
XXX Dash Board 99.99.9999 XXX
Missing
Unit T
elemetr
y * (Q
SE)
Market
Partici
pant W
ill Send
SR *
(TDSP
)
Telem
etry M
apped
in Zo
nal - N
ot in
Nodal
**
Status
Point
s and
Analo
gs w / D
ispute
d Owner
ship
***
* Market Participant is missing nodal unit telemetry. Appropriate points and analogs
are to be submitted to ERCOT. (A)
Organization x A B C
*** Currently, there are no known issues with disputed ownership. ERCOT will
contact relevant parties if any questions arise. (C)
Please note that tabulations are consistent with 99.99.9999 database load.
* Market Participant is missing nodal unit telemetry. Appropriate points and analogs
are to be submitted to ERCOT. (A)
** ERCOT is investigating this telemetry. No action is required from Market Participant at
this time. (B)
Telemetry Process & Progress01/21/2009 5
Telemetry Reporting
Wind Dashboard
Resource Entity Coding•Green = No Telemetry Issues•Not Green = Issues to be corrected
Does Data Appear to be ‘Good’? Coding•Yes (Green) = Data Quality appears to be good, no action needed•No (Red) = Data Missing or of questionable quality corrective action needed
DEG MPH PRES TEMPPlant Name Conforming Entity N Yes Yes Yes YesPlant Name Entity with Improvement Opportunity N No No No No
Plant Resource EntityReceived
10/31 Letter Does Data Appear to be 'Good'?
Telemetry Process & Progress01/21/2009 6
Telemetry Reporting
Observability Status Dashboard
Initial Number of Unobservable points(buses)*
Number of Unobservable points(buses) to date*
Number of unobservable buses due to a PUN*
A B CONCOR 131 3 1AEP/CPL 103 4 2TNMP 20 0 0STEC 15 0 0RCEC-Rayburn Country Electric 11 0 0LCRA 14 0 0PUB 11 0 0CNP 11 2 1BEPC 10 0AEN 0 0COD-City of Denton 0 0COG-City of Garland 0 0CPS 0 0MVEC 0 0BTU 0 0CSTX City of College Station 0 0GEUS-Greenville 0 0MEC 0 0TMPA 0 0
Total Points 326 9Tab Colours 3%Data availableNo data availableOut of scope
Buses that are unobservable due to an Pun load at the station ( C )
This number of unobservable buses in the system with all pseudo measurement removed(A)
Number of current unobservables in the system that have a load at the station where telemetry is required to make the bus observable.
(B)
If a number other then 0 is in column B, then there is missing telemetry which requires Market Participant Corrective Action.
Telemetry Process & Progress01/21/2009 7
Telemetry Reporting
State Estimator (SE) Convergence October - December '08 SE
0102030405060708090
100
10/1/
0810
/8/08
10/15
/0810
/22/08
10/29
/0811
/5/08
11/12
/0811
/19/08
11/26
/0812
/3/08
12/10
/0812
/17/08
12/24
/0812
/31/08
Date
Con
verg
ence
%• SE & Supporting Telemetry Information is posted on EDW MIS
• Advanced Network Applications provides analysis assistance and be reached at the EDS3 email: [email protected]
Telemetry Process & Progress01/21/2009 8
Telemetry Reporting
1.1 Log of Events & Observations FIT II Week 6 Day 1
Hour Ending Hourly
Convergence% Major Noted Issue(s) 01/13/2009 1:00:00 AM 100.00 Not FIT testing 01/13/2009 2:00:00 AM 33.33 Not FIT testing 01/13/2009 3:00:00 AM 100.00 Not FIT testing 01/13/2009 4:00:00 AM 100.00 Not FIT testing 01/13/2009 5:00:00 AM 100.00 Not FIT testing 01/13/2009 6:00:00 AM 100.00 Not FIT testing 01/13/2009 7:00:00 AM 75.00 Not FIT testing 01/13/2009 8:00:00 AM 53.85 Not FIT testing 01/13/2009 9:00:00 AM 91.67 Your Company Here 01/13/2009 10:00:00 AM 100.00
01/13/2009 11:00:00 AM 100.00 01/13/2009 12:00:00 PM 80.00 01/13/2009 1:00:00 PM 100.00 01/13/2009 2:00:00 PM 92.31 01/13/2009 3:00:00 PM 100.00 01/13/2009 4:00:00 PM 100.00
01/13/2009 5:00:00 PM 100.00 01/13/2009 6:00:00 PM 91.67 Not FIT testing 01/13/2009 7:00:00 PM 75.00 Not FIT testing 01/13/2009 8:00:00 PM 72.73 Not FIT testing 01/13/2009 9:00:00 PM 100.00 Not FIT testing 01/13/2009 10:00:00 PM 100.00 Not FIT testing 01/13/2009 11:00:00 PM 100.00 Not FIT testing 01/14/2009 12:00:00 AM 100.00 Not FIT testing
FIT Report• Log of Events & Observations
– If your company is listed it means that your involvement/assistance was required to resolve an issue.
Telemetry Process & Progress01/21/2009 9
State Estimator Tuning
• FIT– Monitors Telemetry– Compares Generation between Zonal & Nodal
• ICCP Support Team– Analysis Support of FIT Issues– ICCP Issue Resolution Support– Produce FIT Report
Telemetry Process & Progress01/21/2009 10
Current Telemetry Issue Process
ERCOT or Market Participant detects Telemetry, ICCP or other System Issue
Market Participant investigates to
determine correct ability
Requires ERCOT assistance to
resolve?
Contact ERCOT ANA by email
[email protected] for assistance
Yes
No
ERCOT Analyzes Issue and determines
corrective action
ERCOT Contacts MP to Affect Correction
Issue Resolved?
Done
Yes
NoMP Corrects Issue
During FIT? No
Yes
Contact ERCOT Shift Engineer @
512-248-6345
Telemetry Process & Progress01/21/2009 11
Telemetry Going Forward
• SE FIT to continue through 3rd quarter ’09• Nodal Migration Preparation Testing September ’09
– 7/24 monitoring of SE by ERCOT personnel– 7/24 reporting of SE performance
• SE & SCED Testing November ’09– Continued 7/24 monitoring & reporting on SE– COP, TPO submissions– Monitoring & Reporting of SCED & LMP’s
Telemetry Process & Progress01/21/2009 12
Telemetry Going Forward
• December ’09 & January ’10 System Wide Open Loop– EMBP & Responsive Reserve Test December ’09– Non-spin Test January ’10– Continued 7/24 monitoring of SE & SCED Performance
• February – December ’10 Production Migration Testing– LFC 2, 8 & 48 Hour Tests– 168 Hour Test– 2 additional 48 Hour LFC Tests (If required for Migration)