Abstract: A system for servicing a data center using an autonomous vehicle (AV) is provided. The system comprises the AV and the AV is configured to: receive a task to perform within the data center, wherein the data center comprises a plurality of servers associated with a plurality of enterprise organizations; navigate from an initial location within the data center to a new location within the data center along a path extending through a portion of the data center, the path being determined automatically; and while navigating the path and in response to encountering a movable barrier disposed along the path, performing a procedure to bypass the movable barrier such that the AV can continue navigating along the path.

Abstract: A computer-implemented method for determining an operational state of an industrial plant includes acquiring alarms raised within the plant and adding them to a pool of important alarms, determining whether a physical state of the plant indicated by a first alarm causes a second alarm or meets a predetermined state-dependent condition and, if so, moving the first alarm to a pool of informative alarms; and determining the operational state of the plant and/or a corrective action for improving this operational state based on the alarms in the pool of important alarms.

Abstract: A system and method for estimating a power output of an electric motor with at least one magnetic field sensor includes providing magnetic field signal data, providing magnetic field frequency data based on the magnetic field signal data, determining a fundamental harmonic frequency of the supply frequency and at least one further frequency, determining a ratio between an amplitude of the at least one further harmonic frequency and an amplitude of the fundamental harmonic frequency, providing reference ratio data describing a relation of a ratio between an amplitude of the at least one further harmonic frequency and an amplitude of the fundamental harmonic frequency and a power output of the electric motor, and estimating the power output of the electric motor based on the reference ratio data and the determined ratio.

Abstract: A system for controlling an inductor freewheeling voltage includes first and second switches, a first diode, and an inductor. When open, the first switch connects a first terminal of the inductor with a power bus. The first switch is controlled by a first control signal. A first terminal of the first diode is connected to a ground, and a second terminal of the first diode is connected to the first terminal of the inductor. The first diode allows an electric current to pass from the ground to the first terminal of the inductor. When open, the second switch connects a second terminal of the inductor with the ground. A switch control circuit is controlled with a second control signal and keeps the second switch open or such that there is a voltage drop across the second switch.

Abstract: A computer implemented method for determining boundary thermal resistance data of a boundary layer includes obtaining first temperature data from a first temperature sensor, which is arranged at a first pipe section; obtaining second temperature data from a second temperature sensor, which is arranged at a second pipe section, wherein the first temperature sensor is a non-invasive temperature sensor and the second temperature sensor is an invasive temperature sensor; providing process condition data; determining boundary thermal resistance data of a boundary layer of the fluid next to an inner wall of the pipe based on the process condition data.

Abstract: Computer implemented method for determining boundary thermal resistance data (Rbl) of a boundary layer (15), comprising the following steps: obtaining first temperature data (T1) from a first temperature sensor (13), which is arranged at a first pipe section (S1); obtaining second temperature data (T2) from a second temperature sensor (14), which is arranged at a second pipe section (S2); wherein the first temperature sensor (13) and the second temperature sensor (14) are non-invasive temperature sensors; providing process condition data (P); determining boundary thermal resistance data (Rbl) of a boundary layer (15) of the fluid (11) next to an inner surface (16) of the wall of the pipe (12) based on the process condition data (P) and/or based on the first temperature data (T1) and/or the second temperature data (T2).

Abstract: The present disclosure relates to a motor. The motor can include a stator defining an interior space, a rotor disposed in the interior space of the stator. The rotor can include a body defining a structure and a plurality of magnets disposed in the plurality of cavities. In some embodiments, the structure defines a plurality of cavities in the body of the rotor, the plurality of cavities includes at least a first cavity and a second cavity, the first cavity is spaced radially outward from the second cavity, and a thickness of the first cavity is larger than a thickness of the second cavity. In some embodiments, at least some of the cavities of the plurality of cavities have a magnet from the plurality of magnets disposed therein.

Abstract: A system includes: a ring bus; a plurality of static uninterruptible power supplies (UPSs), each static UPS of the plurality of static UPSs including: at least one battery; an input that is electrically connected to a first external electrical power source; and an output that is electrically connected to a load, and, via a first corresponding choke, to the ring bus; at least one fuel-cell interface converter (FIC) that converts direct current (DC) electrical power to alternating current (AC) electrical power, each FIC of the at least one FIC being electrically connected to the ring bus via a second corresponding choke; and a fuel cell module corresponding to and electrically connected to each FIC, the fuel cell module including a fuel cell.

Abstract: The present application discloses method and sewer (111) for detecting faults associated with a gas chromatograph device (100) in a process plant. The gas chromatograph device (100) is associated with a database (110) configured to store a measured chromatogram, and historic chromatograms. Initially, the server receives the measured chromatogram from the database. Upon receiving the measured chromatogram, the server is configured to detect at least one real-time symptom for measured chromatogram. The real-time symptoms may be detected by comparing the historic chromatograms with predetermined configuration data to the measured chromatogram. Upon detecting the real-time symptoms, the server is configured to determine faults associated with the gas chromatograph device. The faults are determined by mapping the real-time symptoms and fault signature data received from the database.

Abstract: A temperature determination device includes: a temperature sensor; a mount; and at least one connection sensor. The temperature sensor is connectable to a process device via the mount. The temperature sensor acquires temperature data. The at least one connection sensor acquires connection status data relating to connection of the temperature sensor to the process device. The temperature determination device utilizes the temperature data and the connection status data with respect to a determination of a temperature of the process device.

Abstract: A spray applicator is disclosed. The spray applicator can include a carrier body including a number of contact surfaces and at least two nozzle bodies. Each nozzle body can be fastened on one of the contact surfaces and have a spray slit for producing a spray jet fanned out transversely to a center plane. the center planes can cross one another along a straight line. The straight line can extend outside the carrier body. The contact surfaces can face the straight line and be offset with respect to one another in the direction of the straight line.

Abstract: A marine power system including multiple of fuel cells, multiple of D C/AC converters and at least one propulsion motor. In the marine power system, each fuel cell of the multiple of fuel cells is connectable to an input of a DC/AC converter of the multiple of DC/AC converters and at least one group of multiple of DC/AC converters is connectable to the at least one propulsion motor to provide variable frequency and amplitude voltage to the at least one propulsion motor. Further, at least one of the multiple of DC/AC converters is connectable to a fixed frequency AC bus to provide voltage with a fixed frequency and amplitude to the fixed frequency AC bus.

Abstract: A bi-directional switch for an inductive machine is described. The bi-directional switch may include a first power semiconductor transistor with a first source, a first drain, and a first gate. The bi-directional switch may further include a second power semiconductor transistor with a second source, a second drain, and a second gate. The bi-directional switch may include the second source connected to the first source. The bi-directional switch may include a soft-starter device including a control circuit configurable to provide a first control signal to the first power semiconductor transistor and a second control signal to the second power semiconductor transistor.

Abstract: A method for generating a tool designed to interact with an object includes obtaining a model of the object, the model including at least a geometry of the object. A criterion set including at least one criterion for the tool is determined, and a virtual tool fulfilling the criterion set is created. An attribute reflecting a simulated interaction between the model and the virtual tool is calculated to thereby obtain an attribute value. On the basis of the attribute value, a to-be-fabricated virtual tool is appointed, and a corresponding tool is fabricated. By means of the present method, the performances of candidate tools can be evaluated before the fabrication of the same. Based on the evaluation, it can be decided whether, and which one, of the candidate tools shall be fabricated.

Abstract: A method for determining an estimated position of a vehicle includes: receiving a measured sensor response determined with a scanning sensor of the vehicle, which is scanning an environment of the vehicle and determining the estimated position of the vehicle by generating a virtual sensor response for a possible position of the vehicle from an environmental map; and comparing the measured sensor response with the virtual sensor response for determining, how much the possible position and a real position of the vehicle at which the measured sensor response was generated, coincide.

Abstract: A computer-implemented broker entity receives from a requesting device a request for one or more target values of state information that have sought target semantic meanings; obtains one or more source values of state information that are associated with given source semantic meanings; obtains at least in part from a transformation library one or more transformations, wherein each transformation maps one or more first values that are associated with first semantic meanings to one or more second values that are associated with second semantic meanings; applies the one or more transformations or a new transformation obtained based on the one or more transformations to the source values of state information, thereby obtaining the one or more target values of state information; and transmits the one or more target values to the requesting device.

Abstract: A method for formulation and modelling of intentions in process plant engineering includes formulating intentions of an actor by guiding the actor to provide the intentions to an assistance system, wherein the intentions are hierarchically structured and comprise at least a goal, describing the goal, an implementation, how the goal can be achieved, and a requirement for the goal and the implementation. The intentions are translated into an intention model, which is transformed into a graphical representation that is provided to the actor.

Abstract: A robotic workstation comprises a source for workpieces having a region to be processed, a first robot having a processing tool, a second robot having a gripping tool for gripping a workpiece and placing it within an operating range of the first robot, a controller coordinating displacements of the robots and processing, an imaging system that identifies reference points of the gripping tool and the workpiece in an image, calculate a displacement vector between coordinates of the reference points, calculate a target position where the reference point of the gripping tool should be located, place the reference point of the gripping tool at a target position, and move the processing tool to the target location for processing the region to be processed.

Abstract: A transformer coil comprises low and high voltage windings wound on a supporting construction and immersed in a main insulation material. The transformer coil has also a first barrier arranged proximate the low voltage winding and a second barrier arranged proximate the high voltage winding. Each of the first and second barriers is gas-tight and semiconductive so that gas bubbles potentially released during immersion in the main insulation material are unable to migrate to a high electric field region during the casting process or during apparatus operation.

Abstract: The disclosure relates to a method for controlling an uninterruptable power supply and a respective computer program. The uninterruptable power supply comprises a grid connection, a grid switch connected to the grid connection, a rectifier and an inverter interconnected via a DC link, an energy storage connected to the DC link, a load connection, to which the inverter is connected, and a bypass switch, which is connected in parallel to the rectifier, the DC link and the inverter between the grid switch and the load connection, wherein the grid switch is a mechanical switch and the bypass switch is a semiconductor switch.