NSP System: 10-Year Transmission Plan / 20-Year ... - Xcel Energy

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RGOS (MISO) Study Scope• Develop regional transmission system to supportrenewable portfolio standards• Phase I – Minnesota, Wisconsin, Illinois, and Iowa(approximately 15,000 MW)• Phase II – RPS increases in Phase I states andremaining MISO states not in Phase I (approximately22,000 MW)• www.midwestiso.org/page/Expansion+<strong>Plan</strong>ning
RGOS Wind Scenarios• Zones• <strong>20</strong> energy zones withinUMTDI plus additional9 zones added in IL• UMTDI zones to serveUMTDI states, noexport• IL zones to serve IL(Ameren, ComEd)• Zones established at750MW-1500MWcapacity each• Indicative scenariosused 18-22 zones• Two primarytransmission build outsdeveloped for eachscenario based onindicative work• 345 kV and 765 kV (with345)Scenario A• Scenario hashigherconcentrationof zones in theND/SDcompared to BScenario B• Scenario hashigherconcentrationof zones inMN/IAcompared to A
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NSP System:10-YearTransmission Plan
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Executive Summary• 10-Year Transm
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Key Messages• 10-Year Plan• New
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Major Changes from 2010• Corridor
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NERC 2011 Long-Term ReliabilityAsse
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NSP Transmission System• NSP’s
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MISO Service Territory
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Planning Principles• Principles
Page 18 and 19:
Generation InterconnectionPlanning
Page 20 and 21:
Regional Planning Process
Page 22 and 23:
Economic Planning• NSP reviews st
Page 24 and 25:
MISO Top CongestedFlowgates
Page 26 and 27:
2011 Planning Process CalendarJan F
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Planning CriteriaDynamic Stability
Page 30 and 31: 2011Historic Load Growth (NSP Nativ
Page 32 and 33: DriverState Renewable Generation Po
Page 34 and 35: DriverNational Renewable PolicyMidw
Page 36 and 37: CAPX2020Group 1 ProjectsNearly 700
Page 38 and 39: NSP CORE10-Year Transmission Plan
Page 40 and 41: Proposed Transmission ProjectsZone
Page 46 and 47: Potential Transmission ProjectsZone
Page 66 and 67: Fargo Area• The largest loads in
Page 68 and 69: 20-Year Scenario Assessment
Page 70 and 71: 20-Year Scenario AssessmentAnalysis
Page 72 and 73: 2009 Bridge Study Strategic Vision:
Page 74 and 75: 2009 Bridge Study Strategic Vision
Page 76 and 77: Regional
Page 78 and 79: Transmission OverlayProposals• Va
Page 82 and 83: * MISO RGOS Phase I Study15 GW Scen
Page 84 and 85: * MISO RGOS Phase I Study25 GW Scen
Page 86 and 87: Green Power Express Proposal* ITC
Page 88 and 89: (The Strategic Midwest Area Transmi
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NSP System: 10-Year Transmission Plan / 20-Year ... - Xcel Energy

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