Chinese manufacturer brings residential heat pump kit to Europe
Sprsun has developed a monobloc heat pump that is reportedly easier and faster to install. The product features a 3 kW/220 V electric heater, a water pump, an expansion tank measuring 5 liters, a three-way valve, and an 18 A AC contactor.
Chinese PV Industry Brief: Beijing, polysilicon suppliers discussing prices
The Chinese government has started talks with major companies about polysilicon costs and supplies. Datang has revealed the results of its latest 5.5 GW solar panel procurement tender, while Tongwei has announced its third-quarter financial results.
World’s largest compressed air energy storage project goes online in China
The Chinese Academy of Sciences has switched on a 100 MW compressed air energy storage system in China’s Hebei province. The facility can store more than 132 million kWh of electricity per year.
Perovskite solar cell with copper electrode hits 20.1% efficiency
Chinese researchers have developed a new solar cell with a planar n-i-p structure and an indium tin oxide (ITO) substrate. It also has a tin(IV) oxide (SnO2) buffer layer, a perovskite layer, a hole transport layer (HTL), and a layer made of copper. It was able to retain around 92% of its initial efficiency after 1,000 hours.
Chinese PV Industry Brief: Tongwei, Jolywood raise solar cell prices
Tongwei and Jolywood announced higher cell prices, while Maxwell revealed that it has signed a deal to sell 4.8 GW of heterojunction PV production equipment to Golden Glass.
BIPV roofing membrane with 25-year service life for C&I applications
Solvay has announced a partnership with China’s 3TREES to develop building-integrated photovoltaic thermoplastic polyolefin roofing membranes that comply with China’s new 25-year aging requirements for BIPV TPO roofing. The new BIPV product will be commercialized by the end of the year.
New study shows impact of shading on PV cells
Scientists in China have studied the impact of shading on single solar cells and on simple arrangements of two cells connected in series or in parallel.
China connects world’s largest redox flow battery system to grid
Dalian Rongke Power has connected a 100 MW redox flow battery storage system to the grid in Dalian, China. It will start operating in mid-October and will eventually be scaled up to 200 MW. The vanadium redox flow battery technology was developed by a division of the Chinese Academy of Sciences.
Hithium unveils 300 Ah battery for rooftop PV applications
Hithium’s new battery has an energy efficiency of 95% and an energy density of 170 Wh/kg. It can purportedly operate for more than 12,000 cycles.
Solinteg unveils single-phase inverters for residential PV
Solinteg’s new inverters have an efficiency of 98.1% and a European efficiency of 97.5%.
