Abstract: The invention relates to a system for charging an electric vehicle, comprising a measuring device which is designed to measure a charge voltage on a charging interface of the electric vehicle, an evaluation device which is designed to determine first characteristic variables from the measured charge voltage, a communication device which is designed to transfer the first characteristic variables to other electric vehicles and/or to capture, from the other electric vehicles, second characteristic variables relating to charge voltages of the other electric vehicles, a control device which is designed to control, in accordance with the first and/or second characteristic variables, the charge power withdrawn from an energy supply network by the electric vehicle by means of the charging interface. The invention also relates to an electric vehicle and a method.

Abstract: The present invention relates to a method (40) for transmitting electrical power between an energy supply grid (16) and an energy consumer (12) or energy producer (12) which is coupled to the energy supply grid (16), wherein at least one electrical variable of the energy supply grid (16) is detected, wherein a discrepancy between the electrical variable and a rated variable of the energy supply grid (16) which is associated with the electrical variable is determined, wherein the power transmission is controlled on the basis of the discrepancy, and wherein the electrical variable is a mains frequency and/or a mains voltage of the energy supply grid (16) and the rated variable is a rated frequency and/or rated voltage of the energy supply grid (16).

Abstract: The present invention relates to a fuel cell assembly having a fuel cell and an actuating element, which is activated by a control unit, for bringing residual gas out of a fuel flow of the fuel cell. The invention is provided with the control unit having an open-loop and/or closed-loop control system which takes into consideration the fuel concentration in the fuel flow.

Abstract: The invention relates to an electrical plug (24) having a connection unit (36) which can be coupled to an electrical line (26) in order to transmit electrical energy, having at least one electrical contact pin (30) which has a plug section (32) and a coupling section (34), wherein the coupling section (34) is electrically coupled to the connection unit (36), and wherein the plug section (32) is designed to provide a releasable plug connection to an associated contact socket (18) in order to electrically couple the contact pin (30) to the contact socket (18), and having a detection unit (38) which is designed to) detect a tensile force which is exerted on the contact pin (30) and/or a movement of the contact pin (30) relative to the contact socket (18), and to provide a disconnection signal for interrupting the energy transmission process.

Abstract: The invention relates to a system for charging an electric vehicle, comprising a measuring device which is designed to measure a charge voltage on a charging interface of the electric vehicle, an evaluation device which is designed to determine first characteristic variables from the measured charge voltage, a communication device which is designed to transfer the first characteristic variables to other electric vehicles and/or to capture, from the other electric vehicles, second characteristic variables relating to charge voltages of the other electric vehicles, a control device which is designed to control, in accordance with the first and/or second characteristic variables, the charge power withdrawn from an energy supply network by the electric vehicle by means of the charging interface. The invention also relates to an electric vehicle and a method.

Abstract: The invention relates to an electrical plug (24) having a connection unit (36) which can be coupled to an electrical line (26) in order to transmit electrical energy, having at least one electrical contact pin (30) which has a plug section (32) and a coupling section (34), wherein the coupling section (34) is electrically coupled to the connection unit (36), and wherein the plug section (32) is designed to provide a releasable plug connection to an associated contact socket (18) in order to electrically couple the contact pin (30) to the contact socket (18), and having a detection unit (38) which is designed to) detect a tensile force which is exerted on the contact pin (30) and/or a movement of the contact pin (30) relative to the contact socket (18), and to provide a disconnection signal for interrupting the energy transmission process.

Abstract: An absorption fluid reservoir having a fluid inlet for receiving gases during a charging event and a gas analysis unit for detecting unwanted impurities in the gases prior to being received in the reservoir and a control unit for eliminating the gases having the impurities.

Abstract: A system is disclosed for warning at least one person in the vicinity of a motor vehicle, particularly an electric vehicle or a hybrid vehicle. The system includes at least one generator for generating an audio signal, a device for switching the generator on and off and/or for controlling the volume of the audio signal. At least one person and/or an object in the vicinity of the motor vehicle can be captured by a person-detecting system, and the at least one generator can be switched on and off and/or the volume of the audio signal can be controlled by the device as a function of the at least one person and/or the object.

Abstract: The invention relates to a fuel reservoir for gaseous fuel in a vehicle, in particular a sorption reservoir. The fuel reservoir is delimited by at least one wall and includes a sorption material that is contained in its interior. The fuel reservoir has a tank inlet valve containing a shut-off valve and a throttle restriction valve. The restriction of the gaseous fuel takes place inside the fuel reservoir.

Abstract: Hydrogen or methane gas pressure container having a minimum volume of 1 m3 a prescribed maximum filling pressure, has a filter through which oxygen, methane respectively, can flow during uptake. The filter has an adsorbent for adsorbing impurities selected from the group consisting of a higher hydrocarbon, ammonia, an odorous substance, hydrogen sulfide and a mixture of two or more of these substances. The pressure container and the filter comprise porous metal organic frameworks as adsorbent.

Abstract: An accumulator for passenger cars or commercial vehicles, including a device for storing electric energy, two electric connecting devices, in particular connecting contacts, for electrically connecting the device for storing electric energy to an electric drive motor, provides a financial incentive for the user for moderate handling of the accumulator. Such a task is achieved in that at least one sensor is configured for detecting measurement data in regard to the electric current and/or the electric voltage of the accumulator taken from and/or fed to the accumulator and/or the temperature of the accumulator and/or the installation time and/or the electric current time of the accumulator.

Abstract: The invention relates to a method for controlling the withdrawal of gas from a sorption reservoir. The temperature in the sorption reservoir having a decreasing amount of gas therein is increased until a maximum acceptable temperature is reached such that a predetermined minimum pressure in the sorption reservoir does not fall below that threshold. The invention also relates to a device for storing at least one gas, having a sorption reservoir that has at least one attachment via which the sorption reservoir can be filled with gas or via which gas can be withdrawn from the sorption reservoir. The invention also relates to a device having at least one heating element which can warm the sorption reservoir, also a control system that can increase the temperature in the sorption reservoir when withdrawing the gas in such a manner that a predetermined minimum temperature in the sorption reservoir is not fallen below in order to attain a maximum acceptable pressure.

Abstract: The invention relates to a method for detecting impurities in a gas tank having a predefined tank nominal volume, which method includes at least one of the following steps: (a) determining a theoretical pressure drop in the gas tank from a quantity of gas which is actually extracted, and comparing said theoretical pressure drop with a measured pressure drop in the gas tank, wherein a higher measured pressure drop indicates the presence of impurities; and (b) determining a gas volume which is theoretically present in the gas tank from the measured pressure and measured temperature in the gas tank, and comparing the gas volume which is theoretically present in the gas tank with the tank nominal volume in order to determine a volume taken up by impurities which are present.

Abstract: The invention relates to a fluid reservoir (1), especially an adsorption fluid reservoir comprising a fluid inlet (2). The fluid reservoir according to the invention is characterized by a gas analysis unit (3) for detecting unwanted impurities.

Abstract: The invention relates to a fluid reservoir, particularly a fluid reservoir with a sorption medium. According to the invention an improvement is provided by a device for the temperature control of the fluid reservoir.

Abstract: The invention relates to a fuel reservoir for gaseous fuel in a vehicle, in particular a sorption reservoir. The fuel reservoir is delimited by at least one wall and includes a sorption material that is contained in its interior. The fuel reservoir has a tank inlet valve containing a shut-off valve and a throttle restriction valve. The restriction of the gaseous fuel takes place inside the fuel reservoir.

Abstract: The present invention relates to a fuel cell assembly having a fuel cell and an actuating element, which is activated by a control unit, for bringing residual gas out of a fuel flow of the fuel cell. The invention is provided with the control unit having an open-loop and/or closed-loop control system which takes into consideration the fuel concentration in the fuel flow.

Abstract: The invention proposes a vehicle (1) having a fuel cell system and/or an internal combustion engine and having at least one gas tank (2) for being filled with a gaseous fuel, in particular with natural gas or hydrogen, wherein a metal organic framework (MOF) is arranged in the interior of the gas tank (2) as a storage material for holding the fuel, wherein a comparatively high storage density is obtained and/or sufficient space for luggage or loading is made available in the vehicle (1). This is achieved according to the invention in that the gas tank (2) which comprises the metal organic framework (MOF) is embodied as a compressed-gas tank (2) for storing the gaseous fuel under pressure.

Abstract: The present invention relates to a gas pressure container having a minimum volume of 1 m3 and a prescribed maximum filling pressure for the uptake, storage and delivery of a fuel gas which is gaseous under storage conditions and is suitable for powering a vehicle by combustion of the fuel gas, wherein the gas pressure vessel has a filter through which the fuel gas can flow at least during uptake or during delivery, with the filter being suitable for removing possible impurities in the fuel gas from the stream and the impurities being able to reduce the storage capacity for the fuel gas of an adsorbent used for the storage of the fuel gas. The invention further relates to the use of such a gas pressure container for filling a further gas pressure container which is present in or on a vehicle and comprises an adsorbent for the storage of the fuel gas.

Abstract: A fuel cell device has a fuel cell unit including at least two fuel cell elements which are coupled with one another in a way selected from the group consisting of a series coupling, a parallel coupling, and both, for conversion of chemical energy into an electrical energy, and an electronic control unit for controlling individual fuel cell elements of the fuel cell unit.