Path Rating Catalog 2013 - Western Electricity Coordinating Council

Path Rating Catalog 2013 - Western Electricity Coordinating Council Path Rating Catalog 2013 - Western Electricity Coordinating Council

12.11.2014 Views

Added January 2013 III-6. Aeolus West Path (Post Gateway) To THERMOPOLIS To THERMOPOLIS Riverton 230 kV (5) 230 kV (5) Wyopo CASPER WINDSTAR 230 kV (5) 230 kV (5) DAVE JOHNSTON 230 kV (5) SPENCE 230 kV (5) 230 kV (5) Towards 3 Mile Knoll WIND RIVER 230 kV (5) ATLANTIC CITY Mustang DIFFICULTY 230 kV (5) 230 kV (5) Populus 345 kV (5) Towards Monument 500 kV (5) 345 kV (25) 345 kV (5) 230 kV (5) ROCK SPRINGS 230 kV (5) 230 kV (5) BRIDGER/ Anticline 230 kV (5) 230 kV (5) Point of Rocks 230 kV (5) Bitter Creek 230 kV (5) 230 kV (5) Bar X 500 kV (5) Echo Springs 230 kV (5) 230 kV (5) 230 kV (5) Latham MINERS Platte WYOMING 230 kV (5) 230 kV (5) AEOLUS CHEYENNE COLORADO 500 kV (5) Legend Planned Voltage Existing Voltage CLOVER 500 kV 345 kV 230 kV 230 kV PART VI Item 1-224

Added January 2013 III-6. Aeolus West Path (Post Gateway) Accepted Rating Existing Rating Other Location: New 500 kV and 230 kV transmission lines within eastern Wyoming. Definition: Sum of flows on the following lines: Line Metered End Aeolus- Anticline 500 kV Aeolus Platte – Latham 230 kV Platte Mustang- Bridger 230 kV Mustang Riverton-Wyopo 230 kV Riverton Transfer Limit: East to West : 2670 MW West to East : Not defined Critical Loss of the Aeolus-Anticline 500 kV line. This outage requires tripping Disturbance 600 MW of wind generation and capacitor switching in Wyoming. that limits the Following this critical outage, and generating tripping, transfer capabilities transfer on this path are limited by loading on the Miners-Platte 230 kV line. capability: When Path rating study acceptance anticipated in December 2010 System Requires the Gateway South – Stage 1facilities in order to reach the Aeolus Conditions: West – Stage 1rating. Study Criteria: Remedial Action Required: Formal Operating Procedure: Allocation: Interaction w/Other Transfer Paths: Contact Person: NERC/WECC standards. Trip wind generation in Eastern Wyoming. Switch capacitors in Eastern Wyoming and Central Utah. TBD 100% PacifiCorp Based on Gateway West Path rating studies the following Nomogram relationship have been defined: Aeolus West vs. Aeolus South , Aeolus West vs. Bonanza West (Path 33), Aeolus West vs.TOT 1A (Path 30) Craig Quist PacifiCorp 1407 W. North Temple - Suite 275 Salt Lake City, UT 84140 (801) 220-4264 (801) 220-2842-fax craig.quist@pacificorp.com PART VI Item 1-225

Added January <strong>2013</strong><br />

III-6. Aeolus West <strong>Path</strong> (Post Gateway)<br />

To<br />

THERMOPOLIS<br />

To<br />

THERMOPOLIS<br />

Riverton<br />

230 kV (5)<br />

230 kV (5)<br />

Wyopo<br />

CASPER<br />

WINDSTAR<br />

230 kV (5)<br />

230 kV (5)<br />

DAVE<br />

JOHNSTON<br />

230 kV (5)<br />

SPENCE<br />

230 kV (5)<br />

230 kV (5)<br />

Towards 3<br />

Mile Knoll<br />

WIND RIVER<br />

230 kV (5)<br />

ATLANTIC CITY<br />

Mustang<br />

DIFFICULTY<br />

230 kV (5)<br />

230 kV (5)<br />

Populus<br />

345 kV (5)<br />

Towards<br />

Monument<br />

500 kV (5)<br />

345 kV (25)<br />

345 kV (5)<br />

230 kV (5)<br />

ROCK<br />

SPRINGS<br />

230 kV (5)<br />

230<br />

kV (5)<br />

BRIDGER/<br />

Anticline<br />

230<br />

kV (5)<br />

230 kV (5)<br />

Point of<br />

Rocks<br />

230<br />

kV (5)<br />

Bitter<br />

Creek<br />

230 kV (5)<br />

230<br />

kV (5)<br />

Bar X<br />

500 kV (5)<br />

Echo<br />

Springs<br />

230<br />

kV (5)<br />

230<br />

kV (5)<br />

230 kV<br />

(5)<br />

Latham<br />

MINERS<br />

Platte<br />

WYOMING<br />

230 kV (5)<br />

230 kV (5)<br />

AEOLUS<br />

CHEYENNE<br />

COLORADO<br />

500 kV (5)<br />

Legend<br />

Planned Voltage Existing Voltage<br />

CLOVER<br />

500 kV<br />

345 kV<br />

230 kV<br />

230 kV<br />

PART VI Item 1-224

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