/daily ·11 AUG 2026 ·TUESDAY ·2 MIN READ ·6 STORIES

Making It Here

US inverter and solar manufacturing targets are suddenly credible, sodium-ion is closing the energy density gap, and a court win unblocks the grid interconnection queue that was holding up 2,600 GW of projects.

01 / The Day

TUESDAY 11 AUG 2026, ranked

Sodium-ion battery prototypes approaching 200 Wh/kg, closing in on LFP

Advanced sodium-ion cell prototypes from multiple Asian manufacturers have reached energy densities approaching 200 Wh/kg, narrowing the gap with lithium iron phosphate and making sodium-ion viable for medium-range stationary storage and light mobility.

Why it mattersEnergy density has been sodium-ion's defining ceiling; closing to within 15% of LFP changes the cost-versus-performance calculation for grid storage in markets where lithium supply is constrained.

01 pv-magazine.com↗

SEG Solar opens 4 GW Texas module factory — targeting largest US crystalline silicon output

SEG Solar opened a 4 GW annual-capacity solar module factory in Texas, positioning to become the largest US producer of crystalline silicon modules and insulating installers from Section 232 import tariff exposure.

Why it mattersThe plant converts a strategic vulnerability — solar supply concentrated in China — into domestic capacity at exactly the moment tariffs raise the cost of imported modules.

02 pv-magazine.com↗

US on track to exceed 100 GW annual inverter manufacturing capacity by 2027

A new industry analysis projects US annual inverter manufacturing capacity will surpass 100 GW by 2027, driven by IRA incentives and solar project backlogs — more than the entire installed US solar base in 2022.

Why it mattersInverters are where supply chain bottlenecks most often delay solar projects; reaching domestic oversupply eliminates one of the recurring constraints on the US build-out.

03 pv-magazine.com↗

Avantus closes $1B+ in financing for solar and battery storage portfolio

US independent power producer Avantus closed a billion-dollar-plus financing package for a portfolio of co-located solar and battery storage projects — one of the largest single project-finance rounds for a pure-play clean energy developer this year.

Why it mattersProject finance at this scale for a clean-energy IPP signals institutional capital has found a repeatable model for funding solar-plus-storage at utility scale — a structuring breakthrough, not just a large cheque.

04 energy-storage.news↗

DC Circuit upholds FERC's grid interconnection queue reform

The US DC Circuit Court of Appeals upheld FERC's Order 1920, which restructures the notoriously backlogged grid interconnection process from first-come, first-served to a cluster-based permitting model.

Why it mattersOver 2,600 GW of generation projects are stuck in the interconnection queue; this ruling confirms the legal foundation for the reform that will determine how fast US clean energy capacity can actually reach the grid.

05 energy-storage.news↗

Trump administration commits $2B to domestic critical minerals supply chain

The US Department of Defense announced a $2 billion commitment to accelerate domestic critical minerals extraction and processing, targeting battery-grade lithium, cobalt, nickel, and rare earths currently dominated by Chinese suppliers.

Why it mattersBattery manufacturing scale-up is materially constrained by mineral supply; $2B in government offtake and investment signals de-risks the private capital needed to build refining capacity that does not yet exist at US scale.

06 heatmap.news↗

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The Daily Archive

/TUE 11 AUGMaking It Here /MON 10 AUGA gigawatt-hour in Rajasthan, a Joby milestone, and the cheddar test /SUN 09 AUG12.8 GWh in China, solar tariff shock, and RWE's billion-dollar exit /FRI 07 AUGUS hits polysilicon; Ørsted stacks 500 MWh in Texas /THU 06 AUGGrid delays, grid storage, and grid-scale bets /WED 05 AUGHome batteries scale up, microreactors raise $1B, and China ends the solar price war /MON 03 AUGFusion gets its billion; perovskite breaks 28%/SUN 02 AUGSurplus signals /SAT 01 AUGThe Heat Is the Story /FRI 31 JULCalifornia hits 51% monthly solar; China sets record targets /THU 30 JULThe Billion-Dollar Build Edition /WED 29 JULWednesday, 29 July — Sodium-ion arrives; Australia breaks records /TUE 28 JULMalaysia orders the grid; Australia scales the cell /MON 27 JULA Solar Farm Becomes a Data Centre, Wisconsin Campaigns Against Solar, and LONGi Breaks the Tandem Efficiency Record /SUN 26 JULThe Build-Out Accelerates /SAT 25 JULUS battery storage breaks Q1 record; China tightens polysilicon /FRI 24 JULShock and Shine /WED 22 JUL194 gigawatts and a record solar cell /TUE 21 JULStorage everywhere, blockages everywhere /SUN 19 JULTwo US LFP milestones, one weekend /SAT 18 JULOvercapacity meets the taxman