Abstract: A method for controlling and/or monitoring a compressor system is provided. The compressor system includes one or more compressors and one or more peripheral devices. The compressors and peripheral devices are arranged or connected in a predetermined configuration. The compressor system is controlled and/or monitored by a control/monitoring unit. The method involves creating one or more derived models on the basis of one or more initial models of the compressor system that are based on a P&I diagram. The derived models take into account the operative interrelationships among the individual compressors and peripheral devices, and optionally also dynamic processes. The one or more derived models form the basis for subsequent control, monitoring, diagnosis or evaluation routines.

Abstract: A semiconductor arrangement includes a semiconductor element having a connection element, and a metallic contacting element connected flatly to the connection element of the semiconductor element by being sprayed onto the semiconductor element via a thermal spraying method involving atmospheric plasma spraying. The metallic contacting element incudes first and second particles which form a textured layer, with the first particles deformed in a planar-like manner and with the second particles being melted second particles, said first particles being at least five times larger than the second particles.

Abstract: The disclosure relates to a method for determination of an operating state of a compressor and/or a rotational speed of a compressor drive of the compressor comprising; measuring, over a time range, a magnetic field associated with one or more phases of an electrical power supply conductor supplying the compressor with electrical power; wherein the magnetic field is measured by a detection element to provide a representation of the magnetic field; determining a frequency spectrum of the representation of the magnetic field over the time range; and analyzing the frequency spectrum of the representation of the magnetic field over the time range to determine an operating state of the compressor and/or to determine a rotational speed of the compressor drive. The disclosure further relates to a device for carrying out the method, a compressor measuring system, and a computer-readable storage medium.

Abstract: An electronic control device for a component of compressed-air generation, compressed-air processing, compressed-air storage, and/or compressed-air distribution falls back upon one or more models, which, as component-related models, contain information relevant to the structure, or the behavior of the component, to determine, simulate, or evaluate operation-relevant data and performs, as an evaluation purpose, either—open-loop control, closed-loop control, diagnosis, and/or monitoring of the component or—a determination, provision, prediction, or optimization of operating data, operating states, operating modes, operating behaviors, and/or operating effects on the basis of the models in a concrete evaluation routine. Current or historical structure information operating data, operating states, and/or measurements/sensor values of the component at least partially available in the electronic control device are used as initial values.

Abstract: The invention relates to a method for providing at least one design configuration of a compressed air system (1) comprising at least two compressors (11,12) connected in parallel, wherein the method comprises the following steps. Receiving component data (Dk) by a computer, wherein the component data (Dk) comprises a compressor list (Lv) containing a plurality of compressors (V1, V2, . . . , Vn) of different types. Generating a branched data structure (B) by the computer. Generating compressed air system configuration data (DKonf1, DKonf2) by a computer indicating compressed air system configurations (Konf1, Konf2) in which two of the compressors from the compressor list (V1, V2, . . . , Vn) are connected in parallel.

Abstract: A method for controlling and/or monitoring a compressor system is provided. The compressor system includes one or more compressors and one or more peripheral devices. The compressors and the peripheral devices are arranged or connected in a predetermined configuration. The compressor system is controlled and/or monitored by a control/monitoring unit. After creation of the compressor system, the concretely existing configuration is input in the form of a P&I diagram by an editor and forms the basis for subsequent control, monitoring, diagnosis or evaluation routines.

Abstract: The invention relates to a power module (1) comprising a substrate (2). an electrically conductive intermediate layer (3) which is arranged on the substrate (2) and which has a joining region (4) produced by means of sintering, and at least one power component (5) which is arranged on the intermediate layer (3) and the sintered joining region (4) and is connected thereto (in particular at the load connection of the power component (5)) and which has at least one connection point (6) (e.g. a control connection) connected to the intermediate layer (3), wherein the intermediate layer (3) has. in the region of the associated connection point (6). a solder region (7) produced by means of a solder preform and spaced and/or electrically insulated from the sintered joining region (4). The large active surface, which is subjected to high thermomechanical stress in the service life test.

Abstract: A method for controlling and/or monitoring a compressor system is provided. The compressor system includes one or more compressors and one or more peripheral devices. The compressors and the peripheral devices are arranged or connected in a predetermined configuration. The compressor system is controlled and/or monitored by a control/monitoring unit. After creation of the compressor system, the concretely existing configuration is input in the form of a P&I diagram by an editor and forms the basis for subsequent control, monitoring, diagnosis or evaluation routines.

Abstract: The disclosure relates to a method for determination of an operating state of a compressor and/or a rotational speed of a compressor drive of the compressor comprising; measuring, over a time range, a magnetic field associated with one or more phases of an electrical power supply conductor supplying the compressor with electrical power; wherein the magnetic field is measured by a detection element to provide a representation of the magnetic field; determining a frequency spectrum of the representation of the magnetic field over the time range; and analyzing the frequency spectrum of the representation of the magnetic field over the time range to determine an operating state of the compressor and/or to determine a rotational speed of the compressor drive. The disclosure further relates to a device for carrying out the method, a compressor measuring system, and a computer-readable storage medium.

Abstract: The invention relates to a method for the determination, in particular for contactless determination, of an operating state of a compressor (1) and/or a rotational speed of a compressor drive (2), in particular of a variable-speed or fixed-speed compressor drive (2), having the following method steps: detecting a magnetic field over a time range by means of a detection element (3), wherein the magnetic field is generated by a current of at least one phase (L1, L2, L3) of a power supply cable (4); determining the frequency spectrum of the magnetic field over the time range; analyzing the frequency spectrum of the magnetic field in order to determine an operating state of the compressor (1) and/or in order to determine a rotational speed of the compressor drive (2).

Abstract: A power semiconductor module includes a power semiconductor element. In order to reduce the required installation space of the power semiconductor module and to increase the service of the power semiconductor module, the power semiconductor element is connected in an electrically insulating and thermally conductive manner to a cooling element via a dielectric material layer. The dielectric material layer is laid flat on a surface of the cooling element and force-lockingly connected to the cooling element by a first force acting orthogonal to the surface of the cooling element.

Abstract: A method for contacting a power semiconductor device on a substrate is disclosed. In order to achieve improved switching behavior and a higher maximum current density, the power semiconductor device has, on a side facing the substrate, at least two contact regions which are electrically isolated from one another, and which are connected by a material bond to the substrate by a structured, in particular metal, connecting layer which includes at least two sintered layers.

Abstract: A motor vehicle (10), which can be operated in a self-driving mode, wherein the motor vehicle includes an illumination system (50) for generating light signal messages to individual road users, which includes a lighting device (100) and a control device, wherein the lighting device (100) includes at least one light source (110), includes an optical diffuser (120), which is equipped to diffuse by diffraction the light that can be emitted from the light source (110) in order to make possible a diffuse light impression of the optical diffuser (120), a carrier element (130), on which the light source (110) is arranged, wherein the carrier element (130) includes a cable conduit (140) for conducting an electrical line and a first fastening means (150) for fastening the carrier element (130) to the motor vehicle, includes a cover (160), which by means of a second fastening means (170) can be fastened to the carrier element (130), wherein the cover (160) combined with the carrier element (130) is equipped to hold th

Abstract: A self-absorbent vehicle headlamp system including (i) a vehicle frame element that can be firmly connected to a vehicle; (ii) a vehicle headlamp housing displaceably held on the vehicle frame element, having at least one pin that is firmly connected to the vehicle headlamp housing, wherein the vehicle frame element includes at least one guide for receiving and linearly guiding the pin, wherein the pin is in engagement with the guide, so that the vehicle headlamp housing is guided by the pin being displaced along the guide and is thereby displaceable with respect to the vehicle frame element; (iii) at least one triggering element that can be mechanically connected to a bumper of a vehicle, and (iv) at least one triggering mechanism that is firmly connected to the vehicle frame element and is configured to receive the triggering element and the pin and to change at least as a function of the position of the triggering element, between a state (S1) blocking the pin and a state (S2) releasing the pin, wherein in

Abstract: A self-absorbent vehicle headlamp system including (i) a vehicle frame element that can be firmly connected to a vehicle; (ii) a vehicle headlamp housing displaceably held on the vehicle frame element, having at least one pin that is firmly connected to the vehicle headlamp housing, wherein the vehicle frame element includes at least one guide for receiving and linearly guiding the pin, wherein the pin is in engagement with the guide, so that the vehicle headlamp housing is guided by the pin being displaced along the guide and is thereby displaceable with respect to the vehicle frame element; (iii) at least one triggering element that can be mechanically connected to a bumper of a vehicle, and (iv) at least one triggering mechanism that is firmly connected to the vehicle frame element and is configured to receive the triggering element and the pin and to change at least as a function of the position of the triggering element, between a state (S1) blocking the pin and a state (S2) releasing the pin, wherein in

Abstract: A motor vehicle (10), which can be operated in a self-driving mode, wherein the motor vehicle includes an illumination system (50) for generating light signal messages to individual road users, which includes a lighting device (100) and a control device, wherein the lighting device (100) includes at least one light source (110), includes an optical diffuser (120), which is equipped to diffuse by diffraction the light that can be emitted from the light source (110) in order to make possible a diffuse light impression of the optical diffuser (120), a carrier element (130), on which the light source (110) is arranged, wherein the carrier element (130) includes a cable conduit (140) for conducting an electrical line and a first fastening means (150) for fastening the carrier element (130) to the motor vehicle, includes a cover (160), which by means of a second fastening means (170) can be fastened to the carrier element (130), wherein the cover (160) combined with the carrier element (130) is equipped to hold th

Abstract: The disclosure relates to a method for determination of an operating state of a compressor and/or a rotational speed of a compressor drive of the compressor comprising; measuring, over a time range, a magnetic field associated with one or more phases of an electrical power supply conductor supplying the compressor with electrical power; wherein the magnetic field is measured by a detection element to provide a representation of the magnetic field; determining a frequency spectrum of the representation of the magnetic field over the time range; and analyzing the frequency spectrum of the representation of the magnetic field over the time range to determine an operating state of the compressor and/or to determine a rotational speed of the compressor drive. The disclosure further relates to a device for carrying out the method, a compressor measuring system, and a computer-readable storage medium.

Abstract: The invention relates to a method for controlling and/or monitoring a compressor system comprising several components, namely one or more compressors (11, 12, 13) and one or more peripheral devices (14 to 21), and also a control/monitoring unit (22), wherein the compressors (11, 12, 13) and peripheral devices (14 to 21) are arranged or connected in a certain configuration. The method distinguishes itself in that in a measured-value-capture step, measured values are captured within the compressor system or the components, in an allocation step, context information is allocated to the measured value or measured values in advance, simultaneously, or after the measured-value capture, in order to standardize the measured values, and in an evaluation step, the measured value or measured values standardized by the context information is used in a control, monitoring, diagnostics, or evaluation routine.

Abstract: The invention relates to a method for the analysis of the compressed-air supply security of a compressed-air system which comprises one or more compressed-air generators (C1, C2) and supplies one or more compressed-air consumers via a compressed-air network (9), characterized in that a time course of the maximum delivery volumetric flow rate MDVF(t) is recorded, estimated or calculated, that a time course of the consumption volumetric flow rate CVF(t) is recorded, estimated or calculated, and that for the analysis of the compressed-air supply security the time course of the maximum delivery volumetric flow rate MDVF(t) and the time course of the consumption volumetric flow rate CVF(t) are automatically offset against each other over an analysis period.

Abstract: A method for controlling and/or monitoring a compressor system is provided. The compressor system includes one or more compressors and one or more peripheral devices. The compressors and peripheral devices are arranged or connected in a predetermined configuration. The compressor system is controlled and/or monitored by a control/monitoring unit. The method involves creating one or more derived models on the basis of one or more initial models of the compressor system that are based on a P&I diagram. The derived models take into account the operative interrelationships among the individual compressors and peripheral devices, and optionally also dynamic processes. The one or more derived models form the basis for subsequent control, monitoring, diagnosis or evaluation routines.