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ac-coupling

A solar-plus-storage installation in North Carolina. More than one-third of the solar in the interconnection queues is proposed as a hybrid plant. Image: Lockheed Martin.
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The marvels of fixed DC-coupling architecture for solar-plus-storage projects

March 17, 2023
Fixed DC-coupled architecture for solar-plus-storage is slowly becoming an industry standard for hybrid resources projects with greater benefits.
NREL models and benchmarks costs across residential, commercial and utility solar, solar-plus-storage and standalone energy storage. Image: Dennis Schroeder / NREL.

NREL: Cost of solar, energy storage in US fell across all segments from 2020 to 2021

November 4, 2021
The installed cost of solar PV, solar-plus-storage and standalone battery energy storage in the US was reduced across all market segments between 2020 and 2021, with the biggest drop seen in the utility-scale segment. 
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