transmission infrastructure improvements — current projects —
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TRANSMISSIONINFRASTRUCTURE IMPROVEMENTS
— Current Projects —
TRANSMISSIONINFRASTRUCTURE IMPROVEMENTS
— Current Projects —
The Center for the New West“The Sun Valley Energy Roundtables 2006”
November 30 – December 1, 2006
The Center for the New West“The Sun Valley Energy Roundtables 2006”
November 30 – December 1, 2006
Steve WheelerExecutive Vice President
Arizona Public Service Company
Steve WheelerExecutive Vice President
Arizona Public Service Company
22
About APSAbout APSAbout APSAbout APSLargest electric utility inLargest electric utility in Arizona Arizona
Second fastest growingSecond fastest growing utility in country utility in country
Peak Control Area loadPeak Control Area load over 7700 MW over 7700 MW
Over 1 million customersOver 1 million customers
$1 billion Ten-Year$1 billion Ten-Year In-state transmission In-state transmission expansion plan expansion plan
Largest electric utility inLargest electric utility in Arizona Arizona
Second fastest growingSecond fastest growing utility in country utility in country
Peak Control Area loadPeak Control Area load over 7700 MW over 7700 MW
Over 1 million customersOver 1 million customers
$1 billion Ten-Year$1 billion Ten-Year In-state transmission In-state transmission expansion plan expansion plan
A subsidiary of Pinnacle West Capital Corporation
SELIGMAN
ROUNDVALLEY
115KV & ABOVE SUBSTATION (EXISTING)
JOINT OWNSHIPJ/O
LEGEND
NORTH
ADAMS
MURAL
SAN MANUELORACLEJUNCTION
SAGUARO
N.GILA
YUMA
PALO VERDE-HASSAYAMPA
YUCCA
GILA BEND
500KVJ/O
TO CALIF.500KV
REDHAWK
JOJOBA
GILA RIVER/PANDA
RUDDLIBERTY
KYRENE
SANTAROSA
DESERTBASIN
WESTWING
BAGDAD
YAVAPAI VERDE
FLAGSTAFF
PRESCOTT
PINNACLEPEAK
PREACHERCANYON
CHOLLA
230KV
345KVTO CALIF.
500KV J/O
500KV J/O
TOCRYSTAL
TO MEAD /MARKETPLACE
MOENKOPI
NAVAJO
PAGE
FOURCORNERS
TUCSON
PHOENIXLIBERTY
12/1/05Transmission Planning
COCONINO
Substation locations and line routings depict an electrical connection only anddo not reflect any assumed physical locations or routing.
CASAGRANDE
TAT MOMOLI
KNOX
GAVILANPEAK
FLAGSTAFF(WAPA)
To GLENCANYON (WAPA)
EXISTING 500 KV LINESEXISTING 345 KV LINESEXISTING 230 KV LINESEXISTING 115 KV LINES
2 circuits
WILLOWLAKE
CORONADO
APS Service Areas
Non APS Service Areas
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Transmission – East vs. WestTransmission – East vs. WestTransmission – East vs. WestTransmission – East vs. West
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Increasing Transmission CapabilityIncreasing Transmission CapabilityIncreasing Transmission CapabilityIncreasing Transmission Capability
OPTIONSOPTIONS
Upgrade existing systemUpgrade existing system
New conductor technologiesNew conductor technologies
New facilitiesNew facilities
Advanced technologies for controlAdvanced technologies for control
Integrated resource planningIntegrated resource planning
OPTIONSOPTIONS
Upgrade existing systemUpgrade existing system
New conductor technologiesNew conductor technologies
New facilitiesNew facilities
Advanced technologies for controlAdvanced technologies for control
Integrated resource planningIntegrated resource planning
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Use of New Conductor TechnologyUse of New Conductor TechnologyUse of New Conductor TechnologyUse of New Conductor Technology
Re-conductor West Phoenix-Lincoln Street Re-conductor West Phoenix-Lincoln Street 230kV line230kV line
3M 3M Aluminum Conductor Composite Reinforced Aluminum Conductor Composite Reinforced (ACCR)(ACCR)
Re-conductor West Phoenix-Lincoln Street Re-conductor West Phoenix-Lincoln Street 230kV line230kV line
3M 3M Aluminum Conductor Composite Reinforced Aluminum Conductor Composite Reinforced (ACCR)(ACCR)
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Palo Verde Hub – TS5 – Raceway – Pinnacle PeakPalo Verde Hub – TS5 – Raceway – Pinnacle Peak 500kV Project 500kV Project
Palo Verde Hub – TS5 – Raceway – Pinnacle PeakPalo Verde Hub – TS5 – Raceway – Pinnacle Peak 500kV Project 500kV Project
New 500 kV system connecting SW Phoenix to NE PhoenixNew 500 kV system connecting SW Phoenix to NE Phoenix
Add 1500 MW import capability to Phoenix AreaAdd 1500 MW import capability to Phoenix Area
Provide additional export capability for generation at Palo Verde HubProvide additional export capability for generation at Palo Verde Hub
Provide voltage support for NE Phoenix AreaProvide voltage support for NE Phoenix Area
$0.6B for 110 miles of line and substation equipment$0.6B for 110 miles of line and substation equipment
New 500 kV system connecting SW Phoenix to NE PhoenixNew 500 kV system connecting SW Phoenix to NE Phoenix
Add 1500 MW import capability to Phoenix AreaAdd 1500 MW import capability to Phoenix Area
Provide additional export capability for generation at Palo Verde HubProvide additional export capability for generation at Palo Verde Hub
Provide voltage support for NE Phoenix AreaProvide voltage support for NE Phoenix Area
$0.6B for 110 miles of line and substation equipment$0.6B for 110 miles of line and substation equipment
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Palo Verde Hub to Yuma 500kVPalo Verde Hub to Yuma 500kVPalo Verde Hub to Yuma 500kVPalo Verde Hub to Yuma 500kV Provide 2Provide 2ndnd 500kV source from Palo Verde Hub to Yuma 500kV source from Palo Verde Hub to Yuma Provide transmission import capability to serve rapid load growth in theProvide transmission import capability to serve rapid load growth in the
Yuma AreaYuma Area Provide additional export capability for generation at the Palo Verde HubProvide additional export capability for generation at the Palo Verde Hub In service date 2012In service date 2012 Permitting work underwayPermitting work underway $300M cost estimate for 115 mile line and substation equipment$300M cost estimate for 115 mile line and substation equipment
Provide 2Provide 2ndnd 500kV source from Palo Verde Hub to Yuma 500kV source from Palo Verde Hub to Yuma Provide transmission import capability to serve rapid load growth in theProvide transmission import capability to serve rapid load growth in the
Yuma AreaYuma Area Provide additional export capability for generation at the Palo Verde HubProvide additional export capability for generation at the Palo Verde Hub In service date 2012In service date 2012 Permitting work underwayPermitting work underway $300M cost estimate for 115 mile line and substation equipment$300M cost estimate for 115 mile line and substation equipment
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Conceptual TransWest Express ProjectConceptual TransWest Express ProjectDC OptionDC Option
Conceptual TransWest Express ProjectConceptual TransWest Express ProjectDC OptionDC Option
DaveJohnston
99
TransWest Express Project SummaryTransWest Express Project SummaryTransWest Express Project SummaryTransWest Express Project Summary
Driven from LSE needDriven from LSE need
Enables renewable wind and advanced Enables renewable wind and advanced clean coal technologiesclean coal technologies
Open stakeholder processOpen stakeholder process
Transmission and permitting feasibility Transmission and permitting feasibility analysis essentially completeanalysis essentially complete
Coordinating with Frontier activitiesCoordinating with Frontier activities
Driven from LSE needDriven from LSE need
Enables renewable wind and advanced Enables renewable wind and advanced clean coal technologiesclean coal technologies
Open stakeholder processOpen stakeholder process
Transmission and permitting feasibility Transmission and permitting feasibility analysis essentially completeanalysis essentially complete
Coordinating with Frontier activitiesCoordinating with Frontier activities
1010
TransWest Express Project TimelineTransWest Express Project TimelineTransWest Express Project TimelineTransWest Express Project Timeline
20062006 Phase 1 feasibility studyPhase 1 feasibility study
2007-2011 2007-2011 Phase 2 permittingPhase 2 permitting
2012-2015 2012-2015 Phase 3 constructionPhase 3 construction
2015 2015 Phase 4 commercial Phase 4 commercial operationoperation
20062006 Phase 1 feasibility studyPhase 1 feasibility study
2007-2011 2007-2011 Phase 2 permittingPhase 2 permitting
2012-2015 2012-2015 Phase 3 constructionPhase 3 construction
2015 2015 Phase 4 commercial Phase 4 commercial operationoperation
1111
Feasibility Study ConclusionsFeasibility Study ConclusionsFeasibility Study ConclusionsFeasibility Study Conclusions
Technically feasibleTechnically feasible
Economics indicate DC or AC/DCEconomics indicate DC or AC/DChybrid alternativeshybrid alternatives
Multiple routes viable with minimal Multiple routes viable with minimal impact on sensitive environmental areasimpact on sensitive environmental areas
Existing plans for AZ-CA expansion Existing plans for AZ-CA expansion provide increase transfer capability in provide increase transfer capability in excess of 3000MWexcess of 3000MW
Technically feasibleTechnically feasible
Economics indicate DC or AC/DCEconomics indicate DC or AC/DChybrid alternativeshybrid alternatives
Multiple routes viable with minimal Multiple routes viable with minimal impact on sensitive environmental areasimpact on sensitive environmental areas
Existing plans for AZ-CA expansion Existing plans for AZ-CA expansion provide increase transfer capability in provide increase transfer capability in excess of 3000MWexcess of 3000MW
1212
TransWest ExpressTransWest ExpressCurrent StatusCurrent Status
TransWest ExpressTransWest ExpressCurrent StatusCurrent Status
Phase 2 Agreement in negotiationPhase 2 Agreement in negotiation
ParticipantsParticipants::– APSAPS– SRPSRP– SCESCE– TEPTEP– National GridNational Grid– Wyoming Infrastructure AuthorityWyoming Infrastructure Authority
Phase 2 Agreement in negotiationPhase 2 Agreement in negotiation
ParticipantsParticipants::– APSAPS– SRPSRP– SCESCE– TEPTEP– National GridNational Grid– Wyoming Infrastructure AuthorityWyoming Infrastructure Authority
1313
Phase 2 Work PlanPhase 2 Work PlanPhase 2 Work PlanPhase 2 Work Plan
Five year schedule 2007- 2011Five year schedule 2007- 2011
Estimated cost of approximately $115MEstimated cost of approximately $115M
Engineering and designEngineering and design
RoutingRouting
Permitting and approvalsPermitting and approvals
Outreach and coordinationOutreach and coordination
Options on right of wayOptions on right of way
Five year schedule 2007- 2011Five year schedule 2007- 2011
Estimated cost of approximately $115MEstimated cost of approximately $115M
Engineering and designEngineering and design
RoutingRouting
Permitting and approvalsPermitting and approvals
Outreach and coordinationOutreach and coordination
Options on right of wayOptions on right of way
1414
Coordination with Frontier Line ActivitiesCoordination with Frontier Line ActivitiesCoordination with Frontier Line ActivitiesCoordination with Frontier Line Activities
APS participant in Frontier Line feasibility studyAPS participant in Frontier Line feasibility study
TransWest Express one of transmission options TransWest Express one of transmission options in Frontier studyin Frontier study
Frontier economic analysis will include Frontier economic analysis will include TransWest ExpressTransWest Express
Possible participation in TransWest Express by Possible participation in TransWest Express by Southern California load serving entitiesSouthern California load serving entities
APS participant in Frontier Line feasibility studyAPS participant in Frontier Line feasibility study
TransWest Express one of transmission options TransWest Express one of transmission options in Frontier studyin Frontier study
Frontier economic analysis will include Frontier economic analysis will include TransWest ExpressTransWest Express
Possible participation in TransWest Express by Possible participation in TransWest Express by Southern California load serving entitiesSouthern California load serving entities
1515
Increasing Transmission CapabilityIncreasing Transmission CapabilityKey ConsiderationsKey Considerations
Increasing Transmission CapabilityIncreasing Transmission CapabilityKey ConsiderationsKey Considerations
Resource needsResource needs
Renewable requirementsRenewable requirements
Resource diversityResource diversity
Financial considerationsFinancial considerations
Business modelBusiness model
Siting feasibilitySiting feasibility
EPACT provisionsEPACT provisions
FERC initiativesFERC initiatives
Resource needsResource needs
Renewable requirementsRenewable requirements
Resource diversityResource diversity
Financial considerationsFinancial considerations
Business modelBusiness model
Siting feasibilitySiting feasibility
EPACT provisionsEPACT provisions
FERC initiativesFERC initiatives
1616
Coordination of GenerationCoordination of Generationand Transmissionand Transmission
Coordination of GenerationCoordination of Generationand Transmissionand Transmission
Can’t invest in one without assuranceCan’t invest in one without assuranceof the otherof the other
Timing issuesTiming issues– PermittingPermitting– ConstructionConstruction
FERC Standards of ConductFERC Standards of Conduct
IRPsIRPs
Regional transmission planning activitiesRegional transmission planning activities
Can’t invest in one without assuranceCan’t invest in one without assuranceof the otherof the other
Timing issuesTiming issues– PermittingPermitting– ConstructionConstruction
FERC Standards of ConductFERC Standards of Conduct
IRPsIRPs
Regional transmission planning activitiesRegional transmission planning activities
1717
ConclusionConclusionConclusionConclusion
Transmission expansion remains a daunting Transmission expansion remains a daunting exercise in engineering, siting, technology, exercise in engineering, siting, technology, economics, and public policyeconomics, and public policy
Coordinated planning and cooperation at all Coordinated planning and cooperation at all levels is essentiallevels is essential
A stout heart is requiredA stout heart is required
Transmission expansion remains a daunting Transmission expansion remains a daunting exercise in engineering, siting, technology, exercise in engineering, siting, technology, economics, and public policyeconomics, and public policy
Coordinated planning and cooperation at all Coordinated planning and cooperation at all levels is essentiallevels is essential
A stout heart is requiredA stout heart is required
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