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/daily ·13 JUL 2026 ·MONDAY ·2 MIN READ ·4 STORIES

Solid-state gets a quality stamp

A quieter news day for energy tech gets its headline from Samsung SDI, whose solid-state battery samples cleared OEM review. Australia and Germany each supplied a grid story.

01 / The Day

MONDAY 13 JUL 2026, ranked

04

Samsung SDI solid-state battery samples clear OEM review, 2027 mass production confirmed

Samsung SDI reported positive feedback from global automotive customers on all-solid-state battery samples evaluated for safety and energy density, and reaffirmed a 2027 mass production target. Positive OEM qualification feedback at this stage typically precedes formal integration into vehicle programs.

Why it mattersCustomer validation of solid-state cells at a major tier-1 supplier is a more meaningful milestone than lab demonstrations — it means the cells passed real automotive qualification criteria.
01 news.samsungsdi.com↗

Enercity builds 50 MW power-to-heat system to absorb renewable surplus

German utility Enercity is constructing a 50 MW power-to-heat facility in Hanover, designed to convert excess wind and solar electricity into district heating during periods of grid oversupply — absorbing curtailment risk while decarbonizing heat delivery simultaneously.

Why it mattersCommercial-scale power-to-heat provides a flexibility mechanism less capital-intensive than long-duration storage; at 50 MW it becomes economically worth replicating across other European cities with district heating networks.
02 pv-magazine.com↗

Australia's AEMC opens consultation on market rules that will shape battery storage economics

Australia's Energy Market Commission has opened consultation on minimum system load rules for the National Electricity Market — addressing conditions where excess renewable generation cannot be absorbed without curtailment. How these rules are written will directly determine the economics of battery storage projects currently in the project pipeline.

Why it mattersMarket rule design in a renewable-heavy grid is the governing variable for whether battery storage projects convert from proposals to built capacity; Australia is running this experiment faster than most grids.
03 energy-storage.news↗

Daikin launches Nexio Max commercial rooftop heat pump at COP 3.85

Daikin introduced the Nexio Max, a packaged inverter-driven rooftop heat pump for light commercial buildings at 7.5 to 10-ton capacity, achieving a coefficient of performance of up to 3.85 — entering the commercial building electrification market ahead of tightening efficiency codes in multiple jurisdictions.

Why it mattersA major global HVAC manufacturer launching a packaged commercial heat pump product signals that building electrification is transitioning from a policy goal to a commercially viable product category.
04 pv-magazine.com↗
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/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/FRI 17 JULFriday in Energy: Sodium Scales, Silicon Shines/WED 15 JULRecords fall, costs diverge/MON 13 JULSolid-state gets a quality stamp/SAT 11 JULThe grid just got bigger/FRI 10 JULSodium, Zinc, and CO2: Storage Diversifies Its Chemistry/THU 09 JULThe grid bottleneck, the cell plant, and the inverter ban/WED 08 JULLDES lands, sodium-ion signs 60 GWh, and US solar manufacturing hits 3 GW/TUE 07 JULSodium Goes Commercial