Southwest Area Transmission
Short Circuit Working Group
Purpose and vision statement
The Southwest Area Transmission (SWAT) Short Circuit (SC) Working Group is comprised of transmission owners, transmission operators, and other interested WECC stakeholders. The goal of the SWAT SC Working Group is to promote regional short circuit studies and common methodologies for individually and jointly owned/operated transmission systems in the Desert Southwest.
Jointly Owned Transmission System Map
SWAT SC Working Group Charter
Click the link below to download the SWAT SC Working Group charter.
SWAT SC Working Group Charter
January 2006 Meeting Notes
February 2006 Meeting Notes
March 2006 Meeting Notes
April 2006 Meeting Notes
May 2006 Meeting Notes
June 2006 Meeting Notes
July 2006 Meeting Notes
August 2006 Meeting Notes
September 2006 Meeting Notes
October 2006 Meeting Notes
January 2007 Meeting Notes
March 2007 Meeting Notes (unapproved)
April 2007 Agenda (draft)
Other Meeting Material
May 2006 STEP SCWG Presentation
May 2006 SWAT Steering Committee SCWG Update
EPRI Task Force 37 Spring 2006 Breaker Presentation
July 2006 JPA Presentation and Speech
July 2006 WAPA Safety Ground Tables Tutorial, Handout, Speech
August 2006 SWAT Steering Committee SCWG Update
August 2006 Reclosing Practices Survey
SWAT SCWG Documents
2006 Common Methodologies
2006 Standards Review
(All cases are password protected)
2006 Operating Case
Updated DPV2 Case , Aspen format (version 10.7)
Merge and Equivalents Test Cases
Area and Zone List , AZProcedure , Buses , SProcedure
APS Case
SRP Case
WAPA DSW Case
TEP/Unisource Case
SWTC Case
IID Case
EPE Case
PNM Case
NPC/SPPC Case
SWRTA Case
SWAT SCWG Impedance Maps
(All impedance maps are password protected)
2006 Combined Maps
WestConnect Proposal (SWAT draft)
Map Items List (draft 2)
APS Impedance Maps
SRP Impedance Maps
WAPA DSW Impedance Maps
TEP/Unisource Impedance Maps
SWTC Impedance Maps
IID Impedance Maps
EPE Impedance Maps
PNM Impedance Maps
NPC/SPPC Impedance Maps
SWRTA Impedance Maps Maps
SWAT SCWG Task Forces
East Nevada Short Circuit Study Group (SCSG) Link (webpage not active yet)
SWAT SCWG Task Force Members on East Nevada SCSG (task force not setup yet)
August 17, 2006 Initial East Nevada SCSG Presentation
SWAT SCWG Members
Tom Field WAPA
Don Bryce USBR
Dennis Delaney SWRTA Class Two Consultant
Steve Phegley APS
Maria Ramirez SRP
Gary Trent TEP/Unisource
Tom Spence SWTC
Steve Conrad PNM
David Barajas IID
Jorge Barrientos IID alternate
David Gutierrez EPE
Kevin Salsbury - NPC/SPPC
Michael Gazda - APA
Bill Middaugh - CCPG Liaison
Links
IEEE Power System Relaying Committee (PSRC) website
WECC Relay Working Group (RWG) website
IEEE Switchgear Committee website
Western Protective Relay conference website

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