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Energy storage technology by power rating 2015

Energy storage technologies based on power rating in 2015 (in megawatts)

The data shows the power ratings of several energy storage technologies in 2015. During this year, flywheels had a maximum storage capacity of one megawatt. Flywheels are a mechanical method of energy storage.

Super capacitor 0.01 1
SMES 0.1 1
PHS 100 1000
CAES 10 1000
Flywheels 0 1
NaS battery 10 100
Li-ion battery 0.1 100
Flow battery 0.1 100
Hydrogen 0.01 1000
SNG 50 1000