Abstract: A measuring arrangement for monitoring a cable extending in a longitudinal direction includes a cable core having at least one electrical line element for transmitting electrical data or electric power, a signal unit for feeding a measurement signal into the cable core and for detecting a response signal, a sensor unit having a sensor line extending in the longitudinal direction and being disposed inside the cable core, and a monitoring unit. A method for monitoring a cable which extends in a longitudinal direction is also provided.

Abstract: A device including a plurality of motors is disclosed. The device includes a body comprising a plurality of magnet arrays. Each magnet array comprises a plurality of magnets which define a polygon and the plurality of magnets are arranged in a semi-Halbach configuration. The polygons of the plurality of magnet arrays form a tessellating pattern in which the magnet arrays each share at least one magnet with another one of the magnet arrays. Each magnet is configured to be rotatable relative to the body, or in the case of coils as magnets, the input of each coil can be manipulated to replicate the same or similar effect. The device further comprises a plurality of rotors, wherein each magnet array is configured to receive a rotor rotatable relative to the body.

Abstract: An electric utility meter pedestal with provision for providing pre-construction power from underground service comprising an elongate support for a double compartment meter housing the upper portion of which accommodates a standard utility meter and the lower portion of which provides secure access to a pre-construction 110-volt duplex outlet and a breaker switch for that outlet. Access to the duplex outlet is made secure by virtue of an outer cover panel which can be put in place to fully cover and limit access to the outlet after the construction of the building has been complete. The 20 amp duplex outlet therefore provides 110 volt 20 amp service to workmen using tools during the construction phase as well as a convenient outdoor outlet for the homeowner after construction is complete.

Abstract: Provided is a rotation detection device including: a power supply unit configured to output constant power supply; a rotation sensor unit configured to output a detection signal that depends on rotation of a vehicle; a controller configured to calculate on-time rotation information on the vehicle, which is information at a time when an ignition switch is on, to control a motor; and a calculation unit configured to calculate off-time rotation information on the vehicle by intermittently supplying a power supply voltage to the rotation sensor unit when the ignition switch is off, update a set value of an intermittent interval so that the set value becomes smaller when the off-time rotation information contains information indicating rotation of a motor for the vehicle, and otherwise update the set value of the intermittent interval so that the set value becomes larger.

Abstract: The present invention relates to a device for measuring a magnetic field and, more specifically, for measuring direct and/or alternating currents circulating in a primary conductor. The current sensor 1 according to the invention comprises: •at least two magnetic transducers 2, 3, each comprising at least one elongate coil 5, 6, forming a loop surrounding the primary conductor; •at least one loop closure mechanism allowing two ends of the coils 5, 6 of a transducer 2, 3 to be retained while providing: —a negative mechanical gap between the two ends of the coils 5, 6 closing each loop, along a first elongation axis Y of the coils 5, 6; an offset of each end of a coil 5, 6 of a loop relative to the other end of a coil of the loop, along an offset axis X; —a mechanical inversion of the offsets between the loops.

Abstract: A battery management system includes multiple sensors, status detection circuitry, and fault detection circuitry. The sensors sense statuses of a battery pack. The status detection circuitry detects whether the battery pack is in a normal condition based on the statuses to generate a detection result. The fault detection circuitry detects whether a fault is present in the battery pack. The sensors include a current sensor that senses a battery current of the battery pack. The fault detection circuitry includes a detection circuit that monitors a rate of change of a voltage at a terminal of the battery pack, and detects whether a fault is present in the current sensor based on a result of a comparison between the rate of change and a threshold and based on the detection result.

Abstract: A magnetic sensor includes first to fourth resistors, a power supply port, a ground port, a first output port, and a second output port. The first resistor and the second resistor are located in a first region and connected in series via a first connection point connected to the first output port. The third resistor and the fourth resistor are located in a second region and connected in series via a second connection point connected to the second output port, at least a part of the second region being located at a position different from the first region in a direction parallel to an X direction. The first and second resistors are located between the third and fourth resistors in a direction parallel to a Y direction.

Abstract: Implementations of a resolver sensor system may include a signal amplifier portion configured to be coupled to a magnetoresistive sensor coupled with a movable element where the signal amplifier portion configured to receive a sine signal and a cosine signal from the magnetoresistive sensor; and a sensor offset canceling portion coupled with a signal amplifier portion. The sensor offset canceling portion may be configured to generate a direct current offset correction signal to the signal amplifier portion which uses two or more amplifiers included in the signal amplifier portion to receive the sine signal and the cosine signal and to generate corresponding adjusted digital sine and cosine signals. The signal amplifier portion may be configured to provide the adjusted digital sine signal and the adjusted digital cosine signal to one of the servo signal processor or the system controller for use in determining a position of the movable element.

Abstract: An apparatus for measuring the angular position or the rotational movement of a shaft is described below. According to one exemplary embodiment, the apparatus has a first housing part and also a shaft which is arranged in the first housing part and can rotate about a rotation axis. The shaft has a bore which extends along the rotation axis from an end shaft of the shaft into the shaft. The apparatus further includes a magnet unit with at least one permanent magnet which is arranged within the bore and is fastened to the shaft, a second housing part with a projection which extends along the rotation axis into the bore, and also a magnetic field sensor element which is arranged in the interior of the projection of the second housing part.

Abstract: An inspection tool apparatus includes a core having an axial length. The axial length is determined based on a desired depth of inspection radially from the core. A plurality of arms are coupled to and extend radially from the core. The core and the plurality of arms comprise a high permeability magnetic material. The core or at least one of the plurality of arms is wound by a respective coil that is positioned to receive magnetic flux that is passing through the core or at least one of the plurality of arms.

Abstract: The present disclosure discloses a charging indication method. The method includes: acquiring a current ratio of a remaining battery capacity to a total battery capacity; determining a target curvature angle of a flexible display screen associated with a terminal based at least on the current ratio; and controlling the flexible display screen to present the target curvature angle.

Abstract: In an installation method for laying magnetic markers (10) in a road for driving assist control on a vehicle side, a laying work vehicle (2) sequentially lays the magnetic markers (10) while moving along the road without performing a prior survey or the like of laying positions, and then by using a positioning work vehicle (3) including a magnetic sensor capable of detecting magnetism, the laid magnetic markers (10) are detected and the laying positions are identified to generate position data regarding the magnetic markers (10), thereby allowing reduction of cost of laying the magnetic markers (10).

Abstract: A sensor device includes a first sensor arrangement configured to generate first sensor signals based on sensing a varying magnetic field generated by a pole wheel having a pole wheel pitch, wherein the first sensor signals represent a first differential signal that defines a first measurement value; a second sensor arrangement configured to generate at least one second sensor signal based on sensing the varying magnetic field, wherein the at least one second sensor signal defines a second measurement value that is phase shifted from the first measurement value; and a signal processor configured to detect the pole wheel pitch based on the first measurement value and the second measurement value, and adjust a gain setting of an amplifier circuit based on the detected pole wheel pitch, where the amplifier circuit is configured to amplify the at least one second sensor signal.

Abstract: An example system is configured to detect saturation levels of a target, such as a core sample of a reservoir, using magnetic fields generated by hydrophilic magnetic nanoparticles within the target. The target contains both a hydrocarbon, such as oil or gas, and a mixture comprised of water and the hydrophilic magnetic nanoparticles. The system includes magnetic field detectors for spatial distribution across a dimension of the target. The magnetic field detectors are configured to detect a magnetic field associated with the hydrophilic magnetic nanoparticles. A data processing system is configured—for example, programmed—to determine a saturation profile of the target based on the magnetic field.

Abstract: Circuitry for identifying a misaligned wheeled irrigation tower within a plurality of wheeled irrigation towers is described. The circuitry includes a test resistance configured for installation in a center pivot irrigation system. The circuitry also includes a plurality of resistances. Each of the plurality of resistances is configured for installation in a wheeled irrigation tower of the center pivot irrigation system and to be coupled in series with the test resistance. Each of the plurality of resistances is configured to be coupled to a corresponding switch of a respective wheeled irrigation tower and a neutral line. The circuitry further includes detection circuitry coupled to the test resistance. The detection circuitry is configured, when installed in the center pivot irrigation system, to identify a misaligned wheeled irrigation tower of a plurality of wheeled irrigation towers based on a voltage corresponding to the test resistance.

Abstract: A rotation detection device includes a sensor unit including plural magnetic sensors and a housing portion covering the magnetic sensors together. The magnetic sensors each include a plate-shaped detection portion including a magnetic detection element to detect a magnetic field from a detection target member and connection terminals extending out of the detection portion. The magnetic sensors are arranged such that the detection portions are aligned in a plate thickness direction thereof. The magnetic detection element is configured to detect a magnetic field in a direction perpendicular to the plate thickness direction. The sensor unit is positioned such that fore-end portions of the detection portions of the magnetic sensors face toward an axial end face of the detection target member, the fore-end portions being end portions located opposite to the side where the connection terminals extend out.

Abstract: A detection circuit includes a switch conversion unit and a collection control unit. The switch conversion unit is configured to: enable a first end of the switch conversion unit to connect to a third end of the switch conversion unit within first duration, and enable a second end of the switch conversion unit to connect to the third end of the switch conversion unit within second duration. The collection control unit is configured to: collect a voltage (V1) between a first end of a relay and a second end of a battery pack within the first duration, collect a voltage (V2) between a second end of the relay and the second end of the battery pack within the second duration, and determine, based on V1 and V2, whether the relay is faulty.

Abstract: Systems and methods are provided to determine an internal property of a food product. The system includes one or more analyzing devices, a camera and a central unit in communication with the camera and analyzing device. The analyzing device is configured to analyze an interior region of the food product. The camera is configured to analyze an external property of the food product. The central unit is configured to determine the internal property of the food product based on feedback provided by the analyzing device and the camera.

Abstract: The electrical properties of objects are examined, using electric fields. An object is arranged on an apparatus having a first electrode (201) and a second electrode (202). The first electrode is energised during a first strobing operation of a scanning-cycle and the second electrode is monitored during this first strobing operation. Thereafter, during a second strobing operation, the second electrode is energised and the first electrode is monitored.

Abstract: An adapter for a current probe is described, said adapter being configured to be connected with said current probe. Said adapter enables a voltage measurement by using said adapter and said current probe. Said adapter comprises a current loop and at least one transconductance unit. Said transconductance unit transforms the voltage to be measured into a current wherein the current obtained is forwarded by said current loop. Further, a testing system is described.