The present invention relates to a system () for accommodating electrochemical cell stacks (A, B) comprising a housing () and a compression system (). According to the invention, a receptive element () separate from the housing (), is arranged to an end of the at least one electrochemical cell…
The present invention relates to a system () for accommodating electrochemical cell stacks (A, B) comprising a housing () and a compression system () for applying a compression force on the electrochemical cells in the stacking direction (S). According to the invention, the system () comprises…
The present invention relates to a multichannel test system () and to a method for supplying test load devices () with electrical power from a supply grid, comprising at least a first test channel () and a second test channel () which are galvanically separated. At least one switching device () is…
The present invention relates to a method () for controlling one or two electrically driven axles () of a vehicle with electric motors (EM, EM), each connected to an output () via a respective power transmission path (), comprising the following steps: determining () values for a speed and a torque…
This invention relates to designs and methods for desirably allowing the incorporation and/or removal of load cells () in a fuel cell stack () without significantly changing the load on the series stack of fuel cells when doing so. A relevant fuel cell stack () is of a simple construction…
The invention relates to a converter assembly comprising at least two converters (, ʹ) and a control unit () connected to the converters (, ʹ), wherein the control unit () is designed, continuously or at discrete time intervals, to transmit to the converters (, ʹ) their permissible electrical power…
Simple membrane electrode and frame assemblies for a solid polymer electrolyte fuel cell stack and improved methods for making them are disclosed which involve the use of a single adhesive layer. Using an appropriate design, the single adhesive layer can provide multiple bonds, including a bond…
The present invention relates to a protective reformer device () for the protection of an anode section () of a fuel cell stack () against oxidizing damage during a heating-up process, having a gas duct () with a gas inlet () and a gas outlet () for conducting fuel gas from an anode feed section ()…
Various embodiments of the present disclosure are directed to measuring rims and methods for measuring a brake abrasion of a wheel brake having a measuring rim. In one embodiment, consistent with the present disclosure, a measuring rim is disclosed including a circumferential tire support surface…
The invention relates to a fuel cell system () comprising at least one fuel cell stack () having an anode section () and a cathode section (), an ejector (), a fuel mixture line () for conveying a fuel mixture—containing primary fuel and secondary fuel—from the ejector () to the anode section (), a…
The present invention relates to an SOEC system (), comprising a fuel cell stack () having a gas side () and an air side (), and an ejector () for supplying a process fluid to a gas inlet () on the gas side (), wherein the ejector () comprises a primary inlet (), for introducing a water-containing…
The present invention relates to a method for operating a driver model for controlling a vehicle. The driver model comprises a vehicle module () which determines an accelerator pedal position to be set on the vehicle. In addition, the vehicle module () determines a required power as a component of…
The present invention relates to a method for operating a driver model for controlling a vehicle. Accntion, a vehicle cle is selected and activated by the driver model from a number of vehicle statuses () by comparing a current status of the vehicle with at least one selection condition specified…
The invention relates to a method for removing water from a fuel cell system () comprising a fuel cell stack () having an anode portion () and a cathode portion (), a purge valve () downstream of the anode portion () for controlling a purge pressure in the anode portion (), and a back pressure…
The present invention relates to a device having at least one computing unit, which is configured to ascertain a specified target power profile curve () for a vehicle, to determine a tolerance band () for the target power profile curve (), wherein the tolerance band () is limited by an upper limit…
The present invention relates to a fuel cell system () comprising: at least one fuel cell stack () with an anode portion () and a cathode portion (); a reformer-heat exchanger () with a cold side which is upstream of the anode portion () and forms a reformer () and a hot side which is downstream of…
The present invention relates to a method for setting an injection strategy for an injector () by way of PWM signals in order to inject fuel in a fuel cell system (), having the steps of: setting an injection frequency to a predefinable first value within a predefinable value range with a…
The present invention relates to a method for heating a fuel cell system () comprising at least one fuel cell stack () with an anode portion () and a cathode portion (), and a reformer () upstream of the anode portion () for steam reforming using a fuel, the reformer () comprising a nickel-based…
The present invention relates to a fuel cell system () comprising at least one fuel cell stack () having at least one cathode section (K) and at least one anode section (A), an air supply section () for supplying air () to the anode section (A) of the fuel cell stack (), an exhaust air section ()…
The invention relates to a method for determining an operating state of an electrochemical system (1; 1; 1; 1; 1), which has a cell stack () having at least one electrode portion (), at least one valve () and at least one fluid line () being provided, the method comprising the following steps…
The present invention relates to a fuel cell system comprising a fuel supply unit, at least one high-temperature fuel cell having a cathode and an anode and an electrolyte between the cathode and anode. The cathode has a cathode supply line and the anode has an anode supply line, wherein the anode…