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Technology

Multi-day iron-air batteries reach commercialization… at one tenth of the cost of lithium

Boston startup Form Energy has secured $200 million Series D funding for the development of what is being called a breakthrough in energy storage.

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Sandia researchers develop new grid-scale energy storage battery

The battery operates at 230 degrees Fahrenheit, opening what researchers said could be “a whole cascading cost savings” including everything from less expensive materials to less insulation.

NREL develops interoperable SCADA protocols for PV inverters

The codes enable legacy inverters to participate in advanced distribution management.

NREL projects solar generation and costs for 10 U.S. zones

The national laboratory developed the baseline products to develop and document transparent, normalized technology cost and performance assumptions.

Sunrise brief: With residential solar demand ‘through the roof’ can supply chains keep up?

Also on the rise: An insurer warns the solar industry about wildfire risks, Hawaiian Electric’s storage incentive program goes live, and solar energy jobs were lost in the pandemic year but are coming back, DOE says.

Longi claims 25.19% efficiency for p-type TOPCon solar cell

The achievement was confirmed by the Institute for Solar Energy Research and is claimed as a world record for a p-type TOPCon cells.

Expanded line of commercial inverters launched by SolarEdge

Reaching up to 120kW, the three phase inverters have integrated monitoring and a modular design.

A breakthrough for p-type heterojunction cell performance?

Researchers developed a silicon heterojunction solar cell based on p-type gallium-doped wafers that they said has an efficiency of 22.6% and improved stability.

Want a better battery? Hold your breath

Recent research reveals a previously underestimated role for oxygen in limiting the performance of lithium-ion batteries.

NREL adds solar-plus-storage category to its 2021 energy cost dataset

The laboratory’s Annual Technology Baseline is a set of data, tools, and presentations that analyze technology costs across energy sectors.