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WO/2018/163487A1 |
[Problem] To provide a current measurement apparatus that is capable of reducing or removing the necessity of the work of pulling out a conductor in which measurement is to be performed, from a wiring duct or the like, and facilitating c...
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WO/2018/159776A1 |
Provided is a magnetic sensor which makes it possible to improve the frequency characteristics of output voltage. The magnetic sensor is provided with: a magnetic detection unit including first through fourth magnetoresistive effect elem...
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WO/2018/158135A1 |
Method for monitoring capacitor bushings for an AC network, wherein - the AC network has a first, a second and a third phase (A, B, C) and a capacitor bushing (2a, 2b, 2c) is assigned to each phase; - at a predetermined first time (t1) f...
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WO/2018/159229A1 |
According to the present invention, in one of two detection units that are provided adjacently in a first direction (X-axis direction), a magnetic sensor is disposed on one side of a conductor path in a second direction (Z-axis direction...
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WO/2018/158138A1 |
The invention relates to a method for monitoring capacitor bushings (2a, 2b, 2c) for an alternating-current grid, wherein the alternating-current grid has a first, second, and third phase (A, B, C) and comprises: a first grid line (5a), ...
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WO/2018/150802A1 |
In the present invention, each of a plurality of unit groups 140 includes one or more measurement units 141 aligned in a second direction. A current path 150 and first magnetic shield 160 that have been formed so as to be integrated with...
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WO/2018/151920A1 |
A voltage-current sensor enables more accurate measurement of the voltage, current, and phase of RF power that is delivered to high-temperature processing region. The sensor includes a planar body comprised of a non-organic, electrically...
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WO/2018/150869A1 |
This resistor for current detection is configured from a plate-like resistive element comprising a resistor material and plate-like electrodes that comprise an electrode material and are joined to both side parts of the resistive element...
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WO/2018/150870A1 |
A shunt resistor having a first terminal and a second terminal comprising an electroconductive metal material, and a resistive element disposed between the first terminal and the second terminal, a through-hole being formed in each of th...
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WO/2018/147814A1 |
The invention relates to a flexible current sensor comprising a sensing coil wound on a cylindrical flexible core where the said sensing coil comprises two in series connected overlapping windings wound along the said cylindrical flexibl...
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WO/2018/145143A1 |
The invention relates to a measuring device such as a multimeter, comprising a retractable assembly, and including (i) a cable comprising a first end portion having a first probe and a second end portion having a second probe; (ii) a ree...
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WO/2018/146964A1 |
A conductor 10 wherein a current Is to be measured flows has: a first conductor section 11A, which is separated from a first virtual plane P11 having a magnetoresistive effect element disposed thereon, and in which the current Is flows i...
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WO/2018/143122A1 |
A magnetic-balance-type electric current sensor provided with: a magnetic detection element, a characteristic of which is changed by an induction field from an electric current to be measured; and a plurality of coils each individually h...
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WO/2018/143543A1 |
A high-voltage measurement circuit comprises: a relay unit for measuring the voltage between a first high-voltage terminal and a second high-voltage terminal and transmitting the same; a voltage distributing unit for converting, into sen...
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WO/2018/142850A1 |
[Problem] To provide a current sensor device that has a good magnetic flux intensity frequency characteristic and is capable of accurately measuring the current flowing through a current path. [Solution] This current sensor device 100 is...
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WO/2018/134604A1 |
An electric monitoring optical fiber package for an electrical monitoring sensing system is described, the system is used for monitoring and adjusting the electric or magnetic properties of an electric system or cable. The optical fiber ...
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WO/2018/135213A1 |
The problem addressed by the present invention is to reduce current detection error of a current sensor while suppressing increased size of a power conversion device in which the current sensor is mounted. The power conversion device of ...
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WO/2018/131325A1 |
A current detection device (10) is provided with a base body (20), a main conductive body (40), and a detection conductive body (50). The main conductive body (40) and the detection conductive body (50) are formed on the base body (20), ...
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WO/2018/131324A1 |
The problem addressed by the present invention is to provide a technology for enhancing the accuracy of the high-frequency current detection of a current detection device. A current detection device according to the present invention is ...
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WO/2018/131940A1 |
An apparatus for calibrating a direct current according to the present invention comprises: a first meter calibrator which comprises first and second output terminals and is calibrated at a first basis point; a second meter calibrator co...
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WO/2018/122632A1 |
The present invention relates to a method for detecting CT saturation during inrush. The method comprising, computing an estimated sampled value of a current signal from a CT at a first time instance using sampled values of the current s...
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WO/2018/126020A1 |
A circuit breaker system is disclosed in the present application. The circuit breaker system includes a housing to hold an electrical interrupter within an internal region separated from an external ambient region. The electrical interru...
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WO/2018/116679A1 |
This heat-resistant element for current detection is provided with a heat-resistant substrate (10) including a ceramic material, one or more power lines (20) embedded in the heat-resistant substrate (10), and a coil structure (30) for de...
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WO/2018/115032A1 |
The invention relates to a current sensor with fluxgate comprising an excitation winding (13), an excitation module (20) for generating an excitation voltage (Ve), a measurement winding (14) in which an induced measurement current (Iim) ...
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WO/2018/118737A1 |
A current sensing circuit (100) for use with a Rogowski coil (2) arranged around a conductor having a primary current includes input terminals (102,104) structured to receive an output voltage of the Rogowski coil, an analog to digital c...
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WO/2018/116852A1 |
Four first magnetoelectric conversion elements 15a, 15b, 15c, 15d are disposed on a virtual rectangle L1 around a center PP of a current pathway CB being measured, and six second magnetoelectric conversion elements 17a, 17b, 17c, 17d, 17...
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WO/2018/114661A1 |
The invention relates to a bushing (1) comprising: - an elongate electrical conductor (2); - an insulation layer arranged around the elongate electrical conductor; - a voltage sensor (5,6,7,8) embedded in the insulation layer, wherein th...
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WO/2018/111115A1 |
The invention relates to a method for cable condition monitoring of an electric cable. The method comprises inducing a test current in the electric cable, measuring a resulting current in a measurement point of the electric cable by meas...
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WO/2018/110108A1 |
An electric current sensor detects an electric current flowing through each of at least two electric current paths (40) individually, and is provided with at least two phases including a magnetism detection element (10) for sensing a mag...
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WO/2018/110991A1 |
A multi-clamp measurement device according to the present invention comprises: a multi-clamp including a first and a second iron core configured to output a first and a second magnetic field around a conductor, respectively; and a curren...
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WO/2018/108876A1 |
In a protection arrangement (1) for protecting a transformer (2), an AC source (6) and/or AC sink (6), comprising a transformer (2), of which one winding (3) is connected to an AC source (6) or to an AC sink via a first and a second line...
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WO/2018/108828A1 |
The invention relates to a combination of an electricity conducting element, such as a bushing, and a connector cable, wherein the electricity conducting element comprises: - a body of insulating material, such as dielectric epoxy materi...
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WO/2018/111400A1 |
The DC leakage current detector for detecting leakage current in a DC bus includes a pair of transformers each comprising a magnetic core and excitation and detection windings would about the magnetic core, with the magnetic core positio...
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WO/2018/105875A1 |
A power conversion apparatus according to an aspect of the present invention, which includes first to fifth nodes, comprises: an inverter comprising a first switch between the first node and the second node, a second switch between the f...
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WO/2018/103781A1 |
Current measuring device and method for measuring an electrical current in a current conductor. The invention relates to a current measuring device for measuring an electrical current in a current conductor of a power electronic arrangem...
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WO/2018/104917A1 |
The present invention relates to a device for measuring a radioelectric dose on a surface, in particular for measuring the radiological dose for a patient during a radiology operation comprising, according to the invention, a matrix with...
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WO/2018/100399A1 |
A circuit for sensing the driving current of a motor, the circuit comprising: a driver configured to generate a driving current for each phase of a multiple-phase motor, the instantaneous sum of all the driving currents being zero; a cur...
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WO/2018/100778A1 |
A current sensor 100 outputs an output signal corresponding to the magnitude of a current being measured. The current sensor 100 comprises: a conductor 110 having a first flow path part 110a through which flows a portion of the current t...
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WO/2018/096567A2 |
_A constructive system for estimating the voltage value of a live element (10) comprises: a first tubular element (100), a second tubular element (200), an electric field sensor (300) and a mass of dielectric material (400). _The first t...
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WO/2018/092337A1 |
This current sensor (100) is provided with: a conductor (110) provided with a first flow path part (110a) through which a portion of a current being measured flows, and a second flow path part (110b) through which the other portion of th...
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WO/2018/092188A1 |
Provided are a non-contact voltage measurement device and diagnosis system capable of acquiring the voltage of an electric wire without requiring wire disconnection. This non-contact voltage measurement device (100) is provided with a cy...
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WO/2018/092580A1 |
In the present invention, a pair of bias magnets (140, 150) apply a bias magnetic field to a first magnetic sensor (120) and a second magnetic sensor (130). A conductor (110) includes a flat part (113) that extends in the longitudinal di...
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WO/2018/092336A1 |
This current sensor outputs an output voltage corresponding to the size of a current being measured. The current sensor is provided with: a conductor through which a current flows; magnetic sensors (120a, 120b) which detect the intensiti...
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WO/2018/092404A1 |
This current sensor device is provided with: at least one bus bar (20); at least one sensor package (30) which is fixed on one surface of the bus bar, which has a magnetoelectric conversion element (31) for detecting a current flowing th...
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WO/2018/080287A1 |
The aim of the present invention is to provide a magnetic resonance imaging RF coil capable of improving RF transmission efficiency without reducing signal sensitivity by substituting a RF shield which is conventionally arranged external...
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WO/2018/074744A1 |
The present invention relates to a device and a method for diagnosing a switch using voltage distribution, which, in order to diagnose a state of a switch located on a cathode power supply line that connects a battery and a load, connect...
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WO/2018/073627A1 |
The disclosure relates to a device for measuring electrical current in an electrical conductor (2), the device comprising: a measuring circuit configured to be connected to the electrical conductor, the measuring circuit comprising: a re...
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WO/2018/073121A1 |
A current transducer including a housing (6) comprising an outer casing (12), a magnetic circuit core (3) configured to encircle at least one primary conductor, and a magnetic field detector (8) positioned in a magnetic circuit gap (7) o...
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WO/2018/075816A1 |
Improved devices, apparatuses, systems, and methods involving the use of field probes with voltage-controlled variable impedance elements and surface-launched acoustic wave devices, including surface acoustic wave (SAW) devices and SAW s...
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WO/2018/070777A1 |
Disclosed are an apparatus and a method for diagnosing a failure of an electromagnetic-inductive power supply apparatus, whereby a failure or not of a power-generation current transformer is diagnosed by comparing values (i.e., of a curr...
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