Featured in Down to the wires 06-2024

Energy storage: behind the data sheets

An annual inspection of the performance of energy storage products that are available in Germany, conducted by the HTW Berlin – University of Applied Sciences, has shown how important it is for buyers to know how effective their devices are at providing electricity during low nighttime loads.

 HTW Berlin’s “Energy Storage Inspection 2024” study compares laboratory measurement results of usable energy storage capacities with manufacturers’ data sheet specifications. Although usable storage capacity is an important characteristic of battery energy storage systems (BESS), only 75% of the participating battery manufacturers provide this data. The others state the higher nominal storage capacity, which often …

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