July 18, 2023 Agenda Item No. 1
City Council
CITY OF Item #1: Silicon Valley Power
Z
Quarterly Update
1852
RTC 23-757
THE MISSION CIN
July 18, 2023
1 SILICON
VALLEY
POWER.
CITY OF SANTA CLARA
Agenda
• Load Growth
• Capital Projects Update
• System Capacity Expansion Program
• BESS Update
• Electric Vehicle Update
• Solar Programs
• Upcoming Items
2 POST MEETING MATERIAL
1 SVP Historic Load Growth
425,000
400,000
A June-23
375,000
350,000
Megawatt Hours (MWh) 325,000
300,000
275,000
250,000
225,000
- Monthly Energy
- 12 Month Moving Average
January-09 January-10 January-11 January-14 January 15 January-16 January 19 January 23 Electric Utility Capital Projects
CAPITAL PROJECT 2023 2024 2025 2026 2027 2028 2029
CAISO HVDC Transmission
Northern Receiving Station (NRS)
Kifer Receiving Station (KRS)
Scott Receiving Station
NRS/KRS 115kV Transmission
60kV Transmission Upgrades
Freedom Circle Substation CAPITAL PROJECT DRIVER
San Tomas Substation SYSTEM EXPANSION
Memorex Substation DATA CENTER &
LARGE DEVELOPMENTS
Stender Way Substation RELIABILITY
Bowers Avenue Substation
Laurelwood Substation
Esperanca Substation
Martin Avenue Substation
Juliette Substation Expansion
Democracy Substation
Kifer 50MW Battery Storage
Homestead Substation
4 2
CAISO Transmission Line from PG&E Newark
Station to SVP Northern Receiving Station
• Project scope:
• Two High Voltage Direct Current (HVDC)
Terminals,
• ‡320 kV HVDC underground and overhead
transmission line
between the terminals (preliminary preferred
route is ~8 miles)
• 230 kV interconnection at each station
• CAISO awarded to LS Power on March 7, 2023
• Target in-service date by mid 2028 Legend
Existing Substation
• Coordination meetings with SVP currently Preliminary New Project Torminal Preliminary Preferred Underground
underway
Preliminary Preferred Overhead
Transmission Line Route (230kV
coho Rando (320V HVDC
Preliminary Preferred Overhead
•..* Transmission Line Route (320kV
HVDC)
5 SILICON
VALLEY
POWER.
CITY OF SANTA CLARA
SVP Receiving Station Upgrades
• Northern Receiving Station (NRS): B
NORTHERN
• Relocation of two existing PG&E 115 kV overhead connections anc O A"RECEIVING CAISO meters, additiona transformers, upgrade of existing STATION main/transfer bus configurations, circuit breakers, disconnect (NRS) switches and system protection improvements.
• Stantec - 30% design is underway
• Currently working on procurement for switches for Breaker 412 1101 Mitigation
SCOTT
• Scott and Kifer Receiving Stations (SRS & KRS): "RECEIVING STATION АД
• Full Rebuild - New 60kV/115kV Switchgear, control rooms, (SRS) ® KIFER transformers, circuit breakers, disconnecting earthing switches, cable RECEIVING sealing, relocation of 60kV and 115kV transmission lines associated STATION with each substation and removal of the existing substation at two (KRS) sites.
• TRC - 30% design is underway
• Currently working on procurements for switchgear and control room Santa Clara E
enclosures
6 3
SILICON
VALLEY
POWER.
CITY OF SANTA CLARA
115kV Transmission Line
Northern to Kifer Receiving Stations
NORTHERN
• Project Scope: Construct a new 115kV transmission O Levis line between Northern Receiving Station and Kifer
Receiving Station. The line will be designed to the
O Mission Cosene
higher 230 kV standards and energized at 115 kV.
(101) NORTH SANTA
CLARA
• Electrical Consultants, Inc. was selected as the
design consultant and a Route Analysis Report has SCOTT A been prepared.
KIFER
• Verification of route feasibility will be performed by LEGEND potholing for buried utilities prior to a final route Alternative 1 Alternative 2
recommendation.
• Alternative 3
A Receiving
Station
SILICON
VALLEY
POWER.
CITY OF SANTA CLARA
Transformer Procurement
for SVP Receiving Stations
• Proposals received on May 2, 2023
• Proposals are currently under evaluation/best and final offer (BAFO) for recommended selection
• Base quantity of two 240kV and nine 115kV transformers • Optional quantity is being considered. SVP has option to purchase future quantity based on this selection.
• Request for award and purchasing approval will come to Council in Fall 2023 • Procurement Lead Time average of 20 months with potential of 40+ months 8 4
SILICON
VALLEY
POWER.
CITY OF SANTA CLARA
Kifer Battery Energy Storage Project
Size:
• Capacity up to 50MW/200MWh (4 hours daily)
Currently anticipating 45MW/18oMWh of Guaranteed Capacity, with additional 5MW/20MWh of Excess Capacity
• Tesla Megapack technology
Estimated costs:
• $4 million in Capital Costs
• $7 M annually with 3-5% annual escalator for 20-year term Benefits: EBB
• Increased local area capacity for system reliability and flexibility • Serves peak load
• Increase use of renewable energy
• Ability to perform intraday energy arbitrage acoc
• Qualifies for CAISO Resource Adequacy
• Enhanced Resiliency
• May reduce load shedding events during high stressed conditions on the grid. Located on Raymond Street next to DVR Powerplant and new Kifer Receiving
Station
9 SILICON
VALLEY
POWER.
CITY OF SANTA CLARA
Kifer Battery Energy Storage Project
Status:
• PPA and Lease near completion (execution in August)
• Final MND posted to City website
• Draft Resolution near final, currently drafting RTC to request Council adoption (August) • Interconnection Agreement near completion (requesting Council approval in August) • Utility Location Survey and Topo Survey Completed
Next Steps:
• Upon execution of contracts
• Ameresco to begin design and place order for equipment • Battery and Balance of Plant Equipment order anticipated in Oct/Nov 2023 • Environmental Assessment for Permit Request
• Demo to begin in Q4 2023
• CAISO Phase II Interconnection Study Report to be published 1/31/2024 • PG&Eto complete Affected System Study
• Project construction to begin in Summer 2024
• Equipment to be delivered in Fall 2024
CAD anticinatad cummausan-
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• SILICON
VALLEY
POWER.
CITY OF SANTA CLARA
Chargers and Grants
• Phase 2 Installations Complete - commissioning
through June
- Fleet (39 ports) - Police Dept, Utility Yard, Parks Service Center
- Public (10 ports) - Central Park Tennis Courts, Henry Schmidt, Machado Park (July/August)
Awarded (~$360,000)
- EnerglIze Med-heavy-duty EV fleet charging
- Energy Efficiency and Conservation Block Grant (EECBG) • Applied - Charging and Fueling Infrastructure
(CFI) ($2M)
11 SILICON
EMPE VALLEY
POWER.
CITY OF SANTA CLARA
New Initiatives
• Employee Workplace EV Charging Pilot
Electric Vehicle-to-Building Integration
• Direct-Install EV charging 4 schools (SCUSD)
• EV Charging Public Access Expansion (parking lot leasing) Silicon Valley Hopper Support- refueling options for ZEV community ride-hail vehicles
12 6
SILICON
VALLEY
POWER.
CITY OF SANTA CLARA
Solar Focus
• Commercial & Multi-Family Solar Program
- June 6, 2023, City Council Approved creation of a commercial solar rebate program in the Public Benefits Expenditure Plan - Staff is in the process of creating a program, expected launch January 2024
• Community Solar Survey Highlights - 171 Responses
- Strong support of those surveyed support a community solar program - 75%
- Willingness to pay a small premium to lock in energy bill over time - 84%
- Right financial model will be crucial for program adoption • Community Solar Next Steps
- No in-house solar expertise, will need to contract
- Request for Proposal for Feasibility Study and Business plan 13 SILICON
VALLEY
POWER.
CITY OF SANTA CLARA
Upcoming Items
• Next 6 months highlights
- Switchgear Procurement for KRS/SRS/NRS
- Bond Financing of 4 CIP Transmission Projects ~ October/November to align with procurement of materials
- Completion of solicitations and master agreements for critical services supporting existing infrastructure (power plants, substations, transmission and distribution.)
- Integrated Resources Plan (IRP)
- Many additional items.......
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City Council
CITY OF SANT CALIFORNIA Item #1: Silicon Valley Power
Quarterly Update
1852
RTC 23-757
THE MISSION CIN
July 18, 2023
15 1852
THE MISSION CITY
16