Page 14 - Energize August 2022

NEWS

Energy storage systems for large solar-

plus-storage project

ärtsilä is delivering a 500 MWac / 2 GWh portfolio of in Hawaii. The addition of energy storage will help Clearway Energy
energy storage systems to Clearway Energy Group. Group ensure reliable delivery of sustainable energy and contribute to
WThe contracts cover five sites in Hawaii and California Hawaii’s goal of reaching 100% renewable energy generation by 2045.
and include one of the world’s largest ever solar-plus-storage The orders for Mililani I Solar and Waiawa Solar Power were booked
project portfolios. The combination of energy storage and solar to Wärtsilä order intake in Q1 2021, and construction is expected to
photovoltaic (PV) resources will provide essential grid reliability to finalise in2022. The projects are Wärtsilä’s first large-scale energy
balance an increasing mix of renewable generation. storage systems in Hawaii.
The United States has set a target to achieve a more than 50% The fifth project in the portfolio is a 147 MWac / 588 MWh energy
reduction in net greenhouse gas pollution by 2030. The Wärtsilä storage system that will be connected to the operating 192 MWac
and Clearway projects demonstrate the vital role that solar PV Rosamond Central solar PV facility in Kern County, California. The
and storage will play in delivering these targets, and accelerating energy storage system will increase the effectiveness of the solar
the transition, by creating low-cost clean energy at scale. facility by performing ancillary services, primarily solar shifting, for
The portfolio includes the Daggett 2 and Daggett 3 projects, the California Independent System Operator. The order was booked to
which taken together represent one of the largest co-located Wärtsilä order intake in July 2022 and construction is expected to be
photovoltaic plus storage facilities in California, at 482 MWac of completed in December 2023.
solar PV and 275 MWac / 1,1 GWh of energy storage. The Daggett Each facility will include Wärtsilä’s GridSolv Quantum, a fully
projects are in San Bernardino, California, adjacent to the site of a integrated, modular and compact energy storage system, as well as
retired coal and natural gas plant. The AC-coupled energy storage the GEMS Digital Energy Platform, Wärtsilä’s sophisticated energy
systems will deliver renewable energy during increasingly volatile management platform for power system optimisation. All five projects
peak periods and help the state reach its goal of 100% carbon-free will also include long-term Service+ GAP agreements with Wärtsilä, thus
electricity by 2045. Construction of both Daggett 2 and Daggett 3 guaranteeing capacity and providing maintenance with performance
has commenced with expected completion dates in 2023. guarantees for the lifecycle of the energy storage systems.
Two projects, comprising 75 MWac / 300 MWh of energy
storage, are being installed at Clearway Energy Group’s Mililani Contact Carolyn Neff, Wärtsilä Energy, carolyn.neff@wartsila.com,
I Solar and Waiawa Solar Power facilities on the Island of Oahu www.wartsila.com/energy

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