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round_trip_efficiency [2015/01/28 17:00] – created codina | round_trip_efficiency [2023/11/16 15:21] (current) – external edit 127.0.0.1 | ||
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+ | ====== Round trip efficiency for seasonal storage systems ====== | ||
+ | The round trip efficiency is defined as follows: | ||
+ | $\eta = \frac{E^-}{E^+}$ | ||
+ | ^$\eta$ |Efficiency [%] | | ||
+ | ^$E^-$ |Electricity re-injected to the grid after storage [kWh] | | ||
+ | ^$E^+$ |Electricity taken from the grid for storage [kWh] | |