A process for calculating the efficiency of an energy storage and utilization efficiency

In the context of the process for calculating the efficiency of the device connected to the electric motor of a parallel hybrid vehicle energy storage device in a parallel hybrid vehicle comprising an internal combustion engine and at least one electric machine is in the energy storage module, a continuous "Online" calculation or real-time calculation of efficiency of the energy storage on the basis an energy storage module using known energy store specific parameters and energy storage specific measurements performed.