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WECC JSIS April 2012. System Events 3 March 24, 15:37 – Alberta Separation March 30, 10:20 – 1,600 MW generation loss in WAPA CM, including.

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Presentation on theme: "WECC JSIS April 2012. System Events 3 March 24, 15:37 – Alberta Separation March 30, 10:20 – 1,600 MW generation loss in WAPA CM, including."— Presentation transcript:

1 WECC JSIS April 2012

2 System Events

3 3 March 24, 15:37 – Alberta Separation March 30, 10:20 – 1,600 MW generation loss in WAPA CM, including both Laramie River units March 30, 16:05 – 952 MW generation loss at Grand Coulee April 6, 9:38 – AC RAS event, drop about 1,400 MW of generation April 20, 15:37 – AC RAS event, drop 1,643 MW of generation Summary of WECC Events

4 Alberta Separation

5

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8 Frequency Response Summary Dot size is proportional to size of generation drop Blue = nadir, Red = settle


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