China’s switches on world’s first GWh-scale supercapacitor-energy storage project
The 500 MW/1 GWh Jiayuguan NingSheng project combines lithium batteries and supercapacitors to support grid stability and renewables integration.
Korean scientists build PV-powered supercapacitor with 35.5 Wh/kg energy density
Scientists in Korea have fabricated a solar-powered charging device that can reportedly achieve a power density of 2,555.6 W kg and an energy efficiency of 63%. The system uses nickel-based compounds to enhance the electrochemical performance of its electrodes.
Major supercapacitor hybrid energy storage project comes online in China
The project adopts supercapacitor hybrid energy storage assisted frequency regulation technology, consisting of 60 sets of 3.35 MW/6.7 MWh battery energy storage systems and 1 set of 3 MW/6-minute supercapacitor energy storage system.
Hybridizing gravity energy storage with batteries, supercapacitors
Developed by Chinese researchers, the novel hybrid storage technology may achieve an efficiency of over 80% and be applied in distribution and transmission grids. The proposed combination is reportedly able to offer the advantages of gravity energy storage and power-based storage systems in a single solution.
A graphene-based supercapacitor that’s also…. a t-shirt?
Scientists at the Royal Melbourne Institute of Technology have developed a method for producing a ‘smart fabric’ with a supercapacitor energy storage device embedded in it. Its developers say it can be readily integrated with a solar cell or used to power wearable technology.
‘New and strange properties’ provide a boost to energy storage
MIT scientists have developed a class of liquid electrolyte with properties they say could open up new possibilities for improving the performance and stability of lithium batteries and supercapacitors.
Organic electrode material could boost lithium ion capacity
Researchers at Germany’s Helmholtz Institute have developed a new electrode material which could improve the capacity and charge/discharge speed of lithium-ion technology, as well as reducing for costly cobalt in the batteries.
