Base Case Basics Jon Jensen Associate Staff Engineer W ESTERN E LECTRICITY C OORDINATING C OUNCIL

“People who work together will win, whether it be against complex football defenses, or the problems of modern society.” -Vince Lombardie “If everyone is moving forward together, then success takes care of itself.” -Henry Ford Purpose 2

From the WECC Staff: Doug Enoch Jon Nick Introductions W ESTERN E LECTRICITY C OORDINATING C OUNCIL 3

WECC Base Case Building Procedure Reporting Data Anomalies Discussion Outline W ESTERN E LECTRICITY C OORDINATING C OUNCIL 4

Base Case compilation Schedule CASEDATE DATA REQUEST MAILED DATE DATA DUE TO SUB COORD DATE L&R INFO DUE TO SUB COORD DATE DATA DUE TO AREA COORD DATE DATA DUE TO STAFF STAFF SEND CASE FOR REVIEW DATE COMMENTS DUE TO AREA COORD DATE AREA COORDINATOR COMMENTS DUE TO STAFF STAFF FINALIZE DATE 2015 HS4-OP07/18/1408/01/1408/08/1409/12/1409/26/1410/10/1410/17/1410/31/ LS1-OP07/18/1408/15/1408/22/1409/26/1410/10/1410/24/1410/31/1411/14/ HW109/12/1409/26/1410/03/1411/07/1411/21/1411/28/1412/05/1412/19/ HS110/17/1410/31/1411/07/1412/12/1412/26/1401/02/1501/09/1501/23/ HW3-OP11/21/1412/05/1412/12/1401/16/1501/30/1502/13/1502/20/1503/06/ LW1-OP11/21/1412/19/1412/26/1401/30/1502/13/1502/27/1503/06/1503/20/ HSP1-OP01/16/1501/30/1502/06/1503/13/1503/27/1504/10/1504/17/1505/01/ HW102/27/1503/13/1503/20/1504/24/1505/08/1505/15/1505/22/1506/05/ HS204/03/1504/17/1504/24/1505/29/1506/12/1506/19/1506/26/1507/10/ HS3-OP05/08/1505/22/1505/29/1507/03/1507/17/1507/24/1507/31/1508/14/ LS1-OP05/08/1506/05/1506/12/1507/17/1507/24/1507/31/1508/14/1508/28/ HS1-S07/03/1507/17/1507/24/1508/28/1509/11/1509/25/1510/02/1510/16/15 20XX-Regional08/07/1508/21/1508/28/1510/02/1510/16/1510/30/1511/06/1511/20/ HW109/11/1509/25/1510/02/1511/06/1511/20/1511/27/1512/04/1512/18/ HS110/16/1510/30/1511/06/1512/11/1512/25/1501/01/1601/08/1601/22/16 5 W ESTERN E LECTRICITY C OORDINATING C OUNCIL

From each AC we should receive the following: 1.Area Specific power flow data 2.L&R spreadsheet 3.Any dynamic model changes/updates 4.Any tie line changes (must be coordinated!!!) 5.List of significant changes 6.Any additional info that will help with base case compilation Base Case Building Power flow W ESTERN E LECTRICITY C OORDINATING C OUNCIL 6

Creating a Raw Case W ESTERN E LECTRICITY C OORDINATING C OUNCIL 7

Contains raw data for the following: 1.Branches 2.Transformers 3.Line connected shunts 4.DC lines (Bus, Line, DCC) 5.Transformer impedance tables 6.Interface data (Paths) 7.Branch interface data 8.Zones 9.Owners 10.Area Interchange The Master Tie Line File W ESTERN E LECTRICITY C OORDINATING C OUNCIL 8

Tying It All Together W ESTERN E LECTRICITY C OORDINATING C OUNCIL 9

Area Interchange Schedules BC Hydro Interchange with Northwest 2300 MW Northwest Interchange with BC Hydro MW W ESTERN E LECTRICITY C OORDINATING C OUNCIL 10

Power Flow Solution and Data Checking Island check Tie line check Edit table checks – Mustfix.p – Checks.p – svdsnap.p – Pathmoni.p – Tappfixer.p – Dchk – Baseloader.p – InsertTurbine.p Overload check (Line & Path) Solution check – InsertLID.p – InsertGENID.p – FillRatingsPSSe.p – DCINTMT.p Replog – PowerWorld PTI Conversion W ESTERN E LECTRICITY C OORDINATING C OUNCIL 11

Questions About Power Flow Compilation? W ESTERN E LECTRICITY C OORDINATING C OUNCIL 12

The Master Dynamics File (MDF) 1.Models 2.Updates in PSLF format 3.Temporary vs. permanent changes 4.Motor load modeling 5.Condenser and pump check 6.Unused models 7.Composition load models Base Case Building - Dynamics W ESTERN E LECTRICITY C OORDINATING C OUNCIL 13

Reading in the MDF Missing data Duplicate models Modstat.p Built into PSLF 17.0 Initialization Governor errors/warnings Exciter errors Initializing Dynamics Data W ESTERN E LECTRICITY C OORDINATING C OUNCIL 14

Running and Plotting A no-disturbance run The alldyns.p disturbance routine – Ringdown – Double Palo Verde Outage – Loss of PDCI – Post-transient solution – Disturbances Metcalf-Moss landing, Tesla-Metcalf Comanche-Daniels Park Colorado River – Red Bluff Hells Canyon – Brownlee N-0 Overloads- Operating cases W ESTERN E LECTRICITY C OORDINATING C OUNCIL 15

Plotting Plotting the channel file 1.Searching for the largest deviation (spread) 2.Plotting parameters W ESTERN E LECTRICITY C OORDINATING C OUNCIL 16

Types Submitted in EPCL, EPC,.m, or by list MUST be made to review case Changes to tie lines must be coordinated Extensive data changes Base Case Building - Comments W ESTERN E LECTRICITY C OORDINATING C OUNCIL 17

Questions about Dynamics and Comment Submission? W ESTERN E LECTRICITY C OORDINATING C OUNCIL 18

Master Tie Line File Data Series Compensation New Phase Shifters Additional Solution Tools Any Area Substitution Data PSS Exemptions Dynamics Data Study Report Suggestions Reporting Data Anomalies W ESTERN E LECTRICITY C OORDINATING C OUNCIL 19

Questions W ESTERN E LECTRICITY C OORDINATING C OUNCIL Jon Jensen