Abstract: A connection device for electrically connecting a plurality of first electrical components to a second electrical component and for arrangement on a first housing of the second component. In the interior at least one first and one second potential connection are arranged. The connection device includes a connection strip, which on a first side has a plurality of electrical plug-in connection units for respective electrical connection of one of the first components by a respective plug-in connection and a second opposite side relative to a first direction, for arrangement on a first component, a contacting unit which has a carrier for arrangement on a through opening of the first housing and at least one contact pair arranged on the carrier for electrically contacting the first and second potential connection.

Abstract: An energy storage device with at least one battery cell and a cooling device for cooling the at least one battery cell. The battery cell has a first side, which is facing a first side of the cooling device, and a releasable degassing opening arranged on the first side, wherein the energy storage device has a thermal interface material, which is arranged between the first side the battery cell and the first side of the cooling device. The energy storage device has at least one degassing channel, into which a gas emerging from the releasable degassing opening can be introduced. A flow path from the releasable degassing opening to the at least one degassing channel is sealed off from an area surrounding the at least one battery cell by a seal, which is provided by the thermal interface material.

Abstract: A cooling device for an energy store for cooling a cell group on both sides, having a first cooling unit for a first side of the cell group and a second cooling unit for an opposite second side of the cell group. The first cooling unit includes a first cooling area associated with the cell group, which is divided into a first and second sub-area in relation to a second direction, and the second cooling unit includes a second cooling area associated with the cell group, which is divided into a third and fourth sub-area in relation to the second direction. The first sub-area is opposite the third sub-area and the second sub-area is opposite the fourth sub-area, and the first and fourth sub-areas are located closer to an at least one supply port of a distributor arrangement of the cooling device than the second and third sub-areas.

Abstract: A battery module for an energy storage arrangement. The battery module has an underside for arrangement on a housing base of a battery housing, an upper side opposite the underside with respect to a first direction, at least one outer side that is different from the underside and the upper side, and at least one liquid sensor by which a liquid can be detected. In doing so, the liquid sensor has a measuring probe which is arranged on the outer side of the battery module and extends downwards in the direction of the underside of the battery module.

Abstract: A degassing channel for a battery of a motor vehicle designed for arrangement on a battery module of the battery, which battery module includes the at least one battery cell with an at least releasable degassing opening. The degassing channel has an opening region through which, in the event that the degassing channel is arranged on the battery module, gas escaping from the degassing opening can at least be introduced somewhat into an interior of the degassing channel. In this case, the opening region has a shielding element which is designed to at least largely prevent a gas flowing through the degassing channel via the opening region from escaping from the degassing channel through the opening region.

Abstract: A degassing device for discharging gases from a battery for a motor vehicle, which battery includes at least one first battery cell with an at least releasable first degassing opening. The degassing device has at least one first gas space which can be fluidically coupled to the releasable first degassing opening of the at least one first battery cell, so that gas exiting the degassing opening can be introduced into the at least one first gas space, and has a particle trap device for separating particles from the gas flowing through the particle trap device. The particle trap device is fluidically connected to the at least one first gas space.

Abstract: A housing for at least one battery cell of an electrical energy accumulator of an at least partially electrically operated motor vehicle, having an interior of the battery housing, which is designed for arranging the at least one battery cell, and having at least one protective coating formed on at least one housing wall of the battery housing and facing toward the interior, wherein the protective coating is ceramic or glass-like or metallic and is designed to generate a degassing flow in the event of degassing of the battery cell from the interior of the battery housing. The disclosure furthermore relates to a motor vehicle.

Abstract: A method for operating an energy storage device with at least one first and at least one second energy storage element in a motor vehicle, wherein the first and the second energy storage elements are connected in series to provide a nominal voltage of the energy storage device, wherein when a charging condition indicated for charging an energy storage device by a motor vehicle-independent energy source as fulfilled, the first and the second energy storage elements are connected in parallel to the motor vehicle-independent energy source, wherein a charging voltage is provided by the motor vehicle-independent energy source for charging the energy storage device, which is lower than the nominal voltage of the energy storage device with a connection in series of the first and of the second energy storage element.

Abstract: A charging connection device for a motor vehicle, at least one electromotor designed for driving the motor vehicle, including a charging cable, at its first end with a power supply plug for a household power supply socket and be connected with its second end at least indirectly to a battery of the motor vehicle; a storage compartment, in which the charging cable is received; a charging socket, which can be connected at least indirectly with the battery of the motor vehicle, and into which can be inserted a charging plug of a charging column; wherein the storage compartment includes the charging socket.

Abstract: A device for a motor vehicle, includes a housing, in which electrical components are arranged, which are supplied with electrical energy across at least one electrical power supply line, which is arranged inside the housing. The housing has at least one impact switch. In the event that a mechanical force acts on the at least one impact switch in excess of a threshold value, the housing is deformed at a position of the at least one impact switch.

Abstract: A motor vehicle with an energy storage device with at least one electric energy store and an air conditioning device for an active control of the temperature of the energy store accommodated in a housing. At least one air inlet opening and at least one air outlet opening are provided at the housing, and an ambient air stream can be guided by the air inlet opening into the housing and by the air outlet opening from the housing for passive cooling.

Abstract: The invention relates to a method for checking the efficacy of an exhaust gas after-treatment device (9), especially of a catalyst, for an internal combustion engine, exhaust gas generated by a donor internal combustion engine (2) flowing through the exhaust gas after-treatment device (9) to be checked. In order to allow the efficacy of an exhaust gas after-treatment device (9) to be checked with a high degree of flexibility and in a simple manner, a partial quantity is withdrawn from the exhaust gas flow of the donor internal combustion engine (2) and is fed to a defined partial inlet cross-section (22) of the exhaust gas after-treatment device (9) to be checked.

Abstract: A motor vehicle with an energy storage device with at least one electric energy store and an air conditioning device for an active control of the temperature of the energy store accommodated in a housing. At least one air inlet opening and at least one air outlet opening are provided at the housing, and an ambient air stream can be guided by the air inlet opening into the housing and by the air outlet opening from the housing for passive cooling.

Abstract: A device for a motor vehicle, includes a housing, in which electrical components are arranged, which are supplied with electrical energy across at least one electrical power supply line, which is arranged inside the housing. The housing has at least one impact switch. In the event that a mechanical force acts on the at least one impact switch in excess of a threshold value, the housing is deformed at a position of the at least one impact switch.

Abstract: A method for operating an energy storage device with at least one first and at least one second energy storage element in a motor vehicle, wherein the first and the second energy storage elements are connected in series to provide a nominal voltage of the energy storage device, wherein when a charging condition indicated for charging an energy storage device by a motor vehicle-independent energy source as fulfilled, the first and the second energy storage elements are connected in parallel to the motor vehicle-independent energy source, wherein a charging voltage is provided by the motor vehicle-independent energy source for charging the energy storage device, which is lower than the nominal voltage of the energy storage device with a connection in series of the first and of the second energy storage element.

Abstract: A charging connection device for a motor vehicle, at least one electromotor designed for driving the motor vehicle, including a charging cable, at its first end with a power supply plug for a household power supply socket and be connected with its second end at least indirectly to a battery of the motor vehicle; a storage compartment, in which the charging cable is received; a charging socket, which can be connected at least indirectly with the battery of the motor vehicle, and into which can be inserted a charging plug of a charging column; wherein the storage compartment includes the charging socket.

Abstract: A method for producing a battery module having a plurality of individual electrochemical cells, includes the following steps: —arranging cell cans; —embedding the cell cans in a metal foam; and —inserting cell coils into the cell cans. The metal foam is used hereby as common negative pole or positive pole of the single cells.

Abstract: The invention relates to a method for checking the efficacy of an exhaust gas after-treatment device (9), especially of a caatlyst, for an internal combustion engine, exhaust gas generated by a donor internal combustion engine (2) flowing through the exhaust gas after-treatment device (9) to be checked. In order to allow the efficacy of an exhaust gas after-treatment device (9) to be checked with a high degree of flexibility and in a simple manner, a partial quantity is withdrawn from the exhaust gas flow of the donor internal combustion engine (2) and is fed to a defined partial inlet cross-section (22) of the exhaust gas after-treatment device (9) to be checked.

Abstract: A method for producing a battery module having a plurality of individual electrochemical cells, includes the following steps:—arranging cell cans;—embedding the cell cans in a metal foam; and—inserting cell coils into the cell cans. The metal foam is used hereby as common negative pole or positive pole of the single cells.

Abstract: A vehicle has at least one battery arrangement, which includes at least one battery unit and a cooling device for dissipating heat from the at least one battery unit The cooling device is arranged in a load path of the vehicle in such a way that the cooling device can be deformed in the event of an application of force to the vehicle caused by an accident. For this purpose, the cooling device includes a plurality of cooling ribs around which cooling air flows during cooling operation of the cooling device.