Author

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external author editor

William Driscoll

Articles written by William Driscoll

Grid-scale

Under-used PJM grid interconnection points could fast-track 24 GW of storage Researchers believe the nation’s largest grid operator could enable deployment of much-needed renewables capacity within two years.

William Driscoll

Aug 28, 2025

Distributed

100,000 residential batteries in California tested as one distributed power plant A statewide test showed how California’s residential batteries could perform routinely when the sun is going down and the grid is challenged.

William Driscoll

Aug 06, 2025

Fire risk and safety

Propagation of lithium-ion fires is the real threat Live fire tests aim to demonstrate physical containment technology.

William Driscoll

May 23, 2025

Offgrid

Tiny solar-plus-battery kits yield annual savings exceeding hardware cost Researchers found multiple benefits after distributing free solar panels and battery systems with USB ports to 800 rural households in Ghana.

William Driscoll

May 19, 2025

Distributed

Boston hospital’s 572 kW battery to pay for itself in 7 to 10 years The battery system is expected to earn $80,000 per year by providing energy to the local utility during peak summer demand periods, while saving $57,000 per year by reducing the hospital’s own monthly and annual peak consumption.

William Driscoll

Apr 23, 2025

Revenue streams

US call for better energy storage rules in wholesale markets Improving the way energy storage can participate in paid markets would improve grid reliability and save customers money, according to the American Clean Power Association (ACP).

William Driscoll

Apr 11, 2025

Grid-scale

Grid-forming-inverter-backed big batteries can raise renewables hosting capacity Researchers have recommended electricity transmission system operators (TSOs) consider grid-forming battery energy storage systems (BESS) to improve network stability and maximize system hosting capacity.

William Driscoll

Feb 12, 2025

sonnen

Distributed

Enabling distributed battery owners in every U.S. state to earn compensation To help states launch programs to compensate owners of distributed batteries for providing energy at peak times, Solar United Neighbors has developed model legislative language. Under one approach, the owner of a 5 kW battery could earn $1,100 per year.

William Driscoll

Oct 10, 2024

Grid-scale

Firebrick thermal energy storage could reach 170 GW in the US by 2050 Firebrick heat storage technology, not batteries, will be used to store energy for industrial-process heat in a 100% renewable energy system, says a study out of Stanford University.

William Driscoll

Sep 23, 2024

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