JinkoSolar achieves 34.76% efficiency for perovskite-silicon tandem solar cell
JinkoSolar says it has increased the efficiency rating for its perovskite-silicon tandem solar cells from 34.22% to 34.76%, confirmed by China’s National PV Metric & Testing Center (NPVM).
All-perovskite tandem solar cell with dipolar passivation achieves 30.1% efficiency
Researchers in China have developed a dipolar passivation method that reduces defects and improves charge transport in solar cells based on narrow-bandgap tin lead perovskite. The approach has enabled the fabrication of all-perovskite tandem solar cells with efficiencies of around 30% and enhanced stability,
Chinese PV Industry Brief: January-October solar additions reach 252.87 GW
China’s National Energy Administration (NEA) says developers installed 252.87 GW of new PV capacity from January to October 2024, including 12.6 GW in October alone.
Trina Storage launches AC-coupled battery for utility-scale applications
Offered primarily as a 10 MW unit, the new product is also available in a 5.5 MW version for customers with specific requirements.
China moves to curb irrational competion in battery energy storage industry
The Chinese Ministry said it will take swift action to rein in aggressive low‑price competition that threatens to destabilize businesses and impede sustainable industry growth.
Huasun unveils 770 W, 2,000 V heterojunction solar module
The Chinese manufacturer said the higher-voltage design of the new module reduces cable, combiner, pile-foundation, and land-use requirements, delivering balance-of-system savings of up to CNY 0.15 ($0.012)/W in western China. The module offers a power output of 730 W to 770 W and a conversion efficiency of up to 24.8%.
Sungrow unveils new modular C&I battery with long-duration storage capability
The new 12.5 kWh pack-based design supports flexible configuration up to 250 kWh per system. An optional long-duration combiner box supports 2–4 clusters, expandable to 1,000 kWh and 8 hours of storage.
China advances 4.2 GWh compressed air storage project
Zhongchu Guoneng (Beijing) Technology Co., Ltd. (ZCGN) says officials in Sanmenxia, Henan province, have cleared a 700 MW/4,200 MWh compressed air energy storage proposal that is designed to support long-duration grid flexibility as renewable generation increases.
JinkoSolar achieves world record efficiency of 27.79% for TOPCon solar cell
The Chinese manufacturer says Germany’s Institute for Solar Energy Research Hamelin (ISFH) has independently verified the result.
Longi achieves 33.35% efficiency for flexible perovskite-silicon tandem solar cell
The Chinese manufacturer said the tandem device was developed through a dual-buffer layer strategy that improves interfacial adhesion while preserving efficient charge extraction. The efficiency result was certified by the US Department of Energy’s National Renewable Energy Laboratory (NREL)
