Abstract: The invention relates to a method for determining a status of a thermal connection of at least one component within an electrical energy storage system to a heat source or heat sink, wherein the electrical energy storage system has at least one electrical energy storage unit, comprising the following steps: a) determining (S11) a temperature of the at least one component; b) determining (S12) a temperature of the heat source or heat sink, in particular a cooling plate; and c) determining (S13) the status of the thermal connection of the at least one component to the heat source or heat sink based on the temperature of the at least one component and the temperature of the heat source or heat sink. The invention also relates to a corresponding device and a corresponding electrical energy storage system.

Abstract: The invention relates to a method for determining a status of a thermal connection of at least one component within an electrical energy storage system to a heat source or heat sink, wherein the electrical energy storage system has at least one electrical energy storage unit, comprising the following steps: a) determining (S11) a temperature of the at least one component; b) determining (S12) a temperature of the heat source or heat sink, in particular a cooling plate; and c) determining (S13) the status of the thermal connection of the at least one component to the heat source or heat sink based on the temperature of the at least one component and the temperature of the heat source or heat sink. The invention also relates to a corresponding device and a corresponding electrical energy storage system.

Abstract: A method and system for adapting the voltage supplied by a high performance electrochemical storage device provide for: supplying a voltage for a load using a high-performance electrochemical storage device; monitoring the temperature of the high-performance electrochemical storage device; an adapting the voltage supplied by the high-performance electrochemical storage device as a function of a change in the monitored temperature thereof in a way that counters a change in the value of the power density of the high-performance electrochemical storage device attributable to the temperature change.

Abstract: A hybrid supercapacitor includes positive and negative electrodes each having the following composition: 1-5% by mass of a binder; 2.5-7.5% by mass of a conductive additive; and 87.5-96.5% by mass of an active material, where the active material of the positive electrode is a mixture of (a) 30-40% by mass LiMn2O4 (LMO) and (b) 60-70% by mass activated carbon, and the active material of the negative electrode is a mixture of (a) 20-30% by mass Li4Ti5O12 (LTO) and (b) 70-80% by mass activated carbon, and where the ratio of the active mass of the negative electrode to that of the positive electrode is in a range of 0.4-1.2.

Abstract: A method and system for adapting the voltage supplied by a high performance electrochemical storage device provide for: supplying a voltage for a load using a high-performance electrochemical storage device; monitoring the temperature of the high-performance electrochemical storage device; an adapting the voltage supplied by the high-performance electrochemical storage device as a function of a change in the monitored temperature thereof in a way that counters a change in the value of the power density of the high-performance electrochemical storage device attributable to the temperature change.

Abstract: The invention relates to a magnetic material which contains at least one transition metal (TM), at least one rare earth metal (RE), and titanium. The content of the transition metal equals 74 to 94 at %, the content of the rare earth metal equals 2 to 20 at %, and the content of titanium equals 7 to 9 at %, in each case based on the total mass of the magnetic material, and the transition metal comprises cobalt.

Abstract: The present invention relates to a magnetic material, which contains at least one transition metal (TM), at least one rare earth metal (RE) and tungsten, wherein the proportion of transition metal (TM) is 60 to 90% by mass, the proportion of rare earth metal (RE) is 10 to 20% by mass, and the proportion of tungsten (W) is 5 to 25% by mass, in each case in relation to the total mass of the magnetic material.

Abstract: A method is described for manufacturing an encoder element having a base body and a magnetic layer situated on the outer circumference of the base body, including the following steps: providing the base body; providing a magnetic or magnetizable powdery material; directly applying the powdery material to the outer circumference or to an end face of the base body to generate the magnetic layer in such a way that an integral, direct joint is created between the base body and the magnetic layer; and magnetizing the applied magnetic layer.