Abstract: A plastics material component for an aircraft includes (i) a substrate, which comprises one or more thermosetting plastics materials, and (ii) one or more layers which are applied to the substrate, at least one layer S1 comprising mica. A method for producing the plastics material component includes providing a substrate including at least one thermosetting plastics material or one polymer which is crosslinked to form a thermosetting plastics material, and applying one or more layers to the substrate, wherein at least one layer includes mica. The mica-containing layer is applied directly to the substrate and the application is carried out before and/or during the curing of the thermosetting plastics material.

Abstract: A method is described for processing a payment transaction using a cryptocurrency wallet. The method involves the following features: an operating state profile of a vehicle is called up, the address is subjected to a plausibility check based on the operating state profile, and a release of the payment transaction is granted if the address bears up against the plausibility check.

Abstract: A plastics material component for an aircraft includes (i) a substrate, which comprises one or more thermosetting plastics materials, and (ii) one or more layers which are applied to the substrate, at least one layer S1 comprising mica. A method for producing the plastics material component includes providing a substrate including at least one thermosetting plastics material or one polymer which is crosslinked to form a thermosetting plastics material, and applying one or more layers to the substrate, wherein at least one layer includes mica. The mica-containing layer is applied directly to the substrate and the application is carried out before and/or during the curing of the thermosetting plastics material.

Abstract: A power supply unit arrangement for an electronic device includes a first switching converter with a first control loop that provides a controlled output voltage (DC-out) at a node; a second switching converter with a second control loop that alternatively provides the controlled output voltage (DC-out) at the node; and an open-loop control circuit connected to the first control loop and the second control loop, wherein the open-loop control circuit, upon a changeover of the current supply from the first switching converter to the second switching converter, sets a predetermined control state of the first control loop and deactivates the first switching converter and, upon a changeover of the current supply from the second switching converter to the first switching converter, reactivates the first switching converter using the predetermined control state.

Abstract: An aircraft fuselage includes at least one space arranged in the aircraft fuselage and at least one wall. The wall resists burnthrough for a period of at least four minutes from outside the aircraft fuselage towards the space, wherein the region of the aircraft fuselage underneath the space does not include burnthrough-resistant insulation. The space may be a cargo compartment of the aircraft or a passenger cabin, while the wall may be designed as a cargo compartment floor, passenger cabin floor or wing/fuselage fairing (belly fairing). The design of the aircraft fuselage results in burnthrough resistance that meets the requirements of FAR §25.856 (b) without any additional burnthrough-resistant insulation in the aircraft fuselage.

Abstract: A power supply unit for a computer system including a first converter circuit with a first control circuit that converts an input-side electrical supply voltage into at least one first output voltage, a second converter circuit with a second control circuit that converts the input-side supply voltage into at least one second output voltage, wherein an output of the first converter circuit directly electrically connects to an output of the second converter circuit, a nominal level of the at least one first output voltage is higher by a predetermined voltage difference than a corresponding nominal level of the at least one second output voltage, the power supply unit includes an additional circuit on the input side of the second converter circuit, which additional circuit controls the second control circuit such that the second converter circuit operates with a minimum output power when the first converter circuit provides the at least one first output voltage.

Abstract: A power supply unit arrangement for an electronic device includes a first switching converter with a first control loop that provides a controlled output voltage (DC-out) at a node; a second switching converter with a second control loop that alternatively provides the controlled output voltage (DC-out) at the node; and an open-loop control circuit connected to the first control loop and the second control loop, wherein the open-loop control circuit, upon a changeover of the current supply from the first switching converter to the second switching converter, sets a predetermined control state of the first control loop and deactivates the first switching converter and, upon a changeover of the current supply from the second switching converter to the first switching converter, reactivates the first switching converter using the predetermined control state.

Abstract: A facing arrangement for a hold of an aircraft or spacecraft. The facing arrangement comprises a first and a second panel which form a gap between them; a first mounting part which is to be attached to a primary structure of the hold and which has at least one locking arrangement, and a second mounting part which has at least one counter locking arrangement. The locking arrangement and/or the counter locking arrangement passing, at least in portions, through the gap between the first and the second panel. The locking arrangement and the counter locking arrangement being locked together in order to connect the first mounting part to the second mounting part for holding the first and second panels between the first mounting part and the second mounting part.

Abstract: In a method for safely parking a vehicle, it is checked whether an emergency situation is present, and the vehicle is driven by the driver assistance system to a road shoulder upon recognition of an emergency situation. In controlling the driving operation, information is requested from an external database and taken into account by the driver assistance system.

Abstract: A closed-loop control circuit for an auxiliary power supply unit includes a control loop for the closed-loop control of a voltage transformer of the auxiliary power supply unit via a controlled variable to produce a setpoint voltage, wherein the control loop includes an additional circuit that limits a change in the controlled variable in the event of provision of an external voltage of a main power supply unit at a first output for emitting voltage generated by the auxiliary power supply unit when the external voltage exceeds a setpoint voltage of the auxiliary power supply unit.

Abstract: A regulating circuit that regulates rotary speed of a pulse-width modulated fan includes a measuring device that determines a period duration (TIst) of a tacho signal (TACH) of the fan, a digital regulating register that acquires a regulation value to drive the fan on the basis of a determined period duration (TIst) and a desired value (Tsoll), a digital control register that adjusts a duty ratio to drive the fan, the digital control register has a smaller register width than the digital regulating register, and a controller that updates the digital control register by evaluating a predetermined number of more significant bits of the digital regulating register.

Abstract: A switched-mode power supply unit for a computer includes at least one switching element that switches a charging current to charge a storage element, at least one secondary output circuit that provides an output voltage (Vout+), at least one controllable oscillator circuit that provides a switching clock, and at least one control circuit that determines a switch-off time for the at least one switching element, wherein, in operation of the switched-mode power supply unit, a mean oscillator clock of the oscillator circuit is controlled in dependence on a controlled variable (Vcontrol) specifying the output voltage or power of the secondary output circuit such that the mean oscillator clock rises monotonously with the output power and a switch-on time for the at least one switching element is determined in dependence on the mean oscillator clock and a random deviation.

Abstract: A power supply unit for a computer system including a first converter circuit with a first control circuit that converts an input-side electrical supply voltage into at least one first output voltage, a second converter circuit with a second control circuit that converts the input-side supply voltage into at least one second output voltage, wherein an output of the first converter circuit directly electrically connects to an output of the second converter circuit, a nominal level of the at least one first output voltage is higher by a predetermined voltage difference than a corresponding nominal level of the at least one second output voltage, the power supply unit includes an additional circuit on the input side of the second converter circuit, which additional circuit controls the second control circuit such that the second converter circuit operates with a minimum output power when the first converter circuit provides the at least one first output voltage.

Abstract: In a method for safely parking a vehicle, it is checked whether an emergency situation is present, and the vehicle is driven by the driver assistance system to a road shoulder upon recognition of an emergency situation. In controlling the driving operation, information is requested from an external database and taken into account by the driver assistance system.

Abstract: A switched-mode power supply unit includes a mains input connecting the power supply to a primary supply voltage; an input circuit including a shared electrical path connected to the mains input and including a first mains filter, a first electrical path, connected in series with the shared electrical path, including a second mains filter, a second electrical path connected in series with the shared electrical path and connected in parallel with the first electrical path, and a first switching element that opens the first electrical path; a supply output that provides a filtered primary supply voltage; a switched-mode converter coupled to the supply output that converts the filtered primary supply voltage to a secondary supply voltage; and a control circuit that selectively switches the power supply unit to a first mode of operation with a high power output or a second mode of operation with a reduced power output.

Abstract: The invention relates to a method for processing an ultrasonic analog signal (10) representing a reflected ultrasonic wave, wherein the ultrasonic analog signal (10) is fed in a parallel manner into at least two signal paths (A;B) and the ultrasonic analog signal is supplied in each signal path (A;B) to respective amplifiers (20A;20B) whose gains are different from one another. The ultrasonic analog signals (11;11?) which have thus been amplified differently are supplied in each signal path (A;B) to a respective A/D converter (30A;30B) which converts the amplified ultrasonic analog signals (11; 11?) into digital ultrasonic data (12;12?), from which a combined digital ultrasonic signal (15) is reconstructed after further processing steps. According to the invention, a decomposition of the digital ultrasonic data (12; 12?) is carried out in each signal path (A;B) by the first level of a wavelet filter algorithm, and the wavelet coefficients are altered by a threshold analysis.

Abstract: A closed-loop control circuit for an auxiliary power supply unit includes a control loop for the closed-loop control of a voltage transformer of the auxiliary power supply unit via a controlled variable to produce a setpoint voltage, wherein the control loop includes an additional circuit that limits a change in the controlled variable in the event of provision of an external voltage of a main power supply unit at a first output for emitting voltage generated by the auxiliary power supply unit when the external voltage exceeds a setpoint voltage of the auxiliary power supply unit.

Abstract: A switched-mode power supply unit for a computer includes at least one switching element that switches a charging current to charge a storage element, at least one secondary output circuit that provides an output voltage (Vout+), at least one controllable oscillator circuit that provides a switching clock, and at least one control circuit that determines a switch-off time for the at least one switching element, wherein, in operation of the switched-mode power supply unit, a mean oscillator clock of the oscillator circuit is controlled in dependence on a controlled variable (Vcontrol) specifying the output voltage or power of the secondary output circuit such that the mean oscillator clock rises monotonously with the output power and a switch-on time for the at least one switching element is determined in dependence on the mean oscillator clock and a random deviation.

Abstract: A press device for the energy-efficient curing of a sandwich component for an aircraft, includes an open and mechanically adequately loadable core structure with cover layers applied to one side or to both sides. The sandwich component is restrained between a pressure piston, an abutment and sidewalls of the press device, thus forming an essentially closed interior space. At least one of at least one cover layer and the core structure includes a curable duroplastic plastic material. A conveying device feeds heated air through the core structure of the sandwich component in a closed heated-air circuit or preferably in an open heated-air circuit in order to ensure energy-efficient curing of the sandwich component from the inside out. The heated air is temperature-controlled by a heater. In the case of an open heated-air circuit, heat recovery by a heat exchanger is provided.

Abstract: An irrigation device includes a pipe conduit (2) which is connectable to a water source. An irrigation arm (10) is arranged at an end of the pipe conduit (2) which is away from the water source. The irrigation device also includes at least one pump (24) for delivering water from the water source to at least one sprinkler (22) formed on the irrigation arm (10). The at least one pump (24) is arranged within a connection conduit from the water source to the sprinkler (22). The connection conduit is formed by the pipe conduit (2) and the irrigation arm (10).