| abstract |
In the case of an arrangement of electrochemical energy stores with at least one first rechargeable electrochemical energy store E 1 and at least one second rechargeable electrochemical energy store E 1 , wherein the first and the second energy stores are connected to one another in such a manner that both energy stores can exchange energy with one another and with at least one external energy source ES and with at least one external energy drain ED via energy currents S 1 , S 2 , S 12 , a device SE for controlling at least one of the energy currents in or out of the first and the second energy store is provided in such a manner that damage or overloading of the first energy store can be prevented or reduced, whilst accepting damage or overloading of the second energy store. |