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WO/2014/050068A1 |
[Problem] The purpose of the present invention is to provide a current sensor capable of accurately measuring a current to be measured, even if the frequency of the current is changed. [Solution] A current sensor (101) is characterized i...
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WO/2014/046246A1 |
In a shunt resistance-type current sensor (1), a pair of voltage detection lands (21a) and a voltage detection IC (30) are disposed away from one another to the extent that it is possible to suppress the thermal influence on the pair of ...
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WO/2014/045786A1 |
Provided is a resistor for detecting current comprising a voltage terminal member capable of removing the effect of an error voltage formed by way of a small amount of self-inductance existing in the resistor. A resistor for current dete...
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WO/2014/045559A1 |
This current sensor is provided with: a bias magnet (30) which generates a bias magnetic field (Bb) that constitutes a synthetic magnetic field (Bs) with a current magnetic field (Bi) generated when a current to be detected flows in a pa...
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WO/2014/038372A1 |
Provided is a current detection resistor that is small and that inhibits influence of the skin effect due to high-frequency current. The current detection resistor is equipped with a resistor (11) and at least a pair of electrodes (12), ...
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WO/2014/037032A1 |
The invention relates to a measuring device for measuring a voltage by means of a capacitor that has the voltage to be measured applied to the first terminal thereof, in which external connection points of the measuring device are provid...
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WO/2014/038027A1 |
This current probe for measuring a current flowing in a cable is configured such that: the current probe is provided with magnetic field detecting sections, each of which includes a voltage generating circuit that generates a voltage cor...
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WO/2014/032243A1 |
A current measurement system for measuring the current in a wire, an optical current transformer and a fixing device for the optical current transformer, an optical signal sampler and a corresponding method. The measurement system (10) c...
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WO/2014/033034A1 |
The invention relates to an electric insulating arrangement which has an insulating body (1). Some portions of the insulating body (1) have a coating made of a coating material (15, 17) which has a higher electric conductivity than an in...
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WO/2014/032395A1 |
An anti-interference switching value transmission circuit. A changeover contact is used at a signal terminal, wherein a normally closed contact is connected to a switching value DC-, a normally open contact is connected to a switching va...
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WO/2014/031688A1 |
A self-powered current sensor is described. The self-powered current sensor including an electrical signal input configured to receive a current signal. Further, the self-powered current sensor includes a power circuit configured to gene...
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WO/2014/031620A1 |
A system that measures a high electric voltage on an electrical transmission line has an electro optical voltage transducer sensor connected between the electrical transmission line and ground for providing in response to the measured hi...
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WO/2014/026963A1 |
The invention relates to a measuring device for at least one contactless current measurement on an electric conductor (1) through which a current is flowing. At least one magnetic field-sensitive magnetic field sensor, as a current measu...
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WO/2014/023402A1 |
The invention relates to a medium or high voltage arrangement with cable connection terminal and voltage sensor, wherein the voltage sensor has a resistive voltage divider (3, 5) and shielding electrodes (10, 11). In order to enhance the...
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WO/2014/020621A1 |
A disconnector (10) for high voltage, comprising columnar supporting elements (11) which are electrically isolating and are adapted to support electromechanical means (12,13) of opening and closing a circuit or an electrical line. At lea...
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WO/2014/020268A1 |
A device for measuring current comprising at least one coil (1), without a ferromagnetic core, positioned in the vicinity of a conductor (2) through which the current to be measured is flowing. The conductor (2) at least partially surrou...
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WO/2014/019692A1 |
The invention relates to a voltage measurement device with an insulating body, for the use in medium or high voltage equipment or switchgears, with an impedance divider consisting of at least one high voltage impedance and at least one l...
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WO/2014/012241A1 |
A side-mounted current transform measuring structure and measuring method. A current transforming element is installed in a certain distance beside a measured conductor, and a magnetic dielectric is not required to surround a conductive ...
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WO/2014/014495A1 |
An optical sensor assembly (10), for installation on a current carrying cable (12), senses the current in the cable and provides an electrical output indicating the current. To sense the current, a magnetic concentrator (54) is placed in...
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WO/2014/009084A1 |
In the arrangement of electrical components according to the invention, a plurality of electrical components is arranged in series on a support, proceeding from a central conductor to a predetermined radial distance, wherein a predetermi...
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WO/2014/010013A1 |
Provided are a current sensor core and current sensor with which the impact of a magnetic flux generated from an electrical path arranged at the periphery is reduced. A current sensor core for converging a magnetic flux generated from an...
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WO/2014/010411A1 |
A shunt resistance type current sensor includes a bus bar that is a path of an electric current to be measured, a circuit board (20) that is installed over the bus bar, a pair of connecting members (15) that electrically connect the circ...
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WO/2014/010187A1 |
A current detection device is provided with: a magnetic core disposed in the vicinity of a conductor to be detected; a coil wound around the magnetic core; an excitation unit for applying, to the coil, excitation signals of which the siz...
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WO/2014/006121A1 |
In a fiber-optic current sensor, a 22.5° Faraday rotator,which is part of the sensing fiber coil,determines the working point of the sensor. The coil is operated with substantially linearly polarized light or incoherent substantially le...
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WO/2014/006914A1 |
[Problem] To provide a current sensor which is capable of achieving high current measurement accuracy with simple adjustment, and a method for manufacturing the current sensor. [Solution] Disclosed is a method for manufacturing a current...
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WO/2014/001990A1 |
An electric current transducer (1) includes a magnetic core (2) made of a highly magnetically permeable material encircling a central passage (16) configured to receive a primary conductor, and a magnetic field detector (4). The magnetic...
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WO/2014/001473A1 |
The present invention relates to an arrangement for measuring electrical currents, the measurement being based on magnetic fields. By means of at least one sensor element (10) which is sensitive to magnetic fields, the current is measure...
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WO/2013/187057A1 |
The ability to reduce the size of an electrical leakage detection device that uses a ring-shaped magnetic body is limited, and the size of the ring-shaped magnetic body is increased when electric wires are thick. It is also not easy to a...
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WO/2013/185956A1 |
The invention relates to a device for measuring the power of power transformers. The general inventive concept is to combine the current transformer and the voltage transformer in one device and to isolate the ground potential from the h...
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WO/2013/186854A1 |
The present invention addresses the problem of miniaturizing a current sensor having a switch function. The current sensor is provided with: a magnetic circuit for concentrating magnetic flux generated from an electric path onto a magnet...
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WO/2013/184421A1 |
An electrical sensor is described. The electrical sensor including an electrical signal input configured to receive an electrical signal, an alarm, one or more inputs configured to set a configuration value corresponding to one or more i...
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WO/2013/179479A1 |
The purpose of the present invention is to obtain a voltage detection device for substation equipment, said voltage detection device being capable of accurately detecting a high-frequency component transiently generated during power grid...
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WO/2013/179613A1 |
This current sensor is provided with: a current path that is configured such that a current to be measured flows therein; first and second magnetoresistive elements, which are disposed with the current path therebetween; and first and se...
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WO/2013/178483A1 |
The invention relates to a battery system (1), a battery, and a motor vehicle having a battery system (1). In order to be able to determine a battery current flowing through the battery system (1), the battery system (1) has a measuring ...
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WO/2013/177669A1 |
A combined energy harvesting and measuring device, for use in harvesting energy from a power line conductor and in optimizing load balance and charge as between one or more energy storage or energy drawing devices comprises a single, mul...
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WO/2013/181458A1 |
A low-cost and high-precision current sensing device and methods for use and manufacturing. In one embodiment, the current sensing apparatus comprises a Rogowskt-type coii which is manufactured in segments so as to facilitate the manufac...
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WO/2013/175865A1 |
The purpose of the invention is to provide a current sensor that even when using a magnetic core formed by layering multiple magnetic materials, is capable of reducing sensitivity fluctuation caused by position variation of a Hall elemen...
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WO/2013/176271A1 |
A current sensor for measuring the value of current flowing along a current path is equipped with a flux-gate magnetic element positioned near the current path, and a first and a second magnetic plate. Therein: the first and the second m...
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WO/2013/172109A1 |
Provided is a current sensor with a simple structure that is capable of eliminating the impact of an induction field due to current flowing through an adjacent conductor. A current sensor (1) is provided with a first conductor (101) and ...
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WO/2013/173230A1 |
A system for monitoring power in accordance with the present disclosure has a first transformer monitoring device that interfaces with a first electrical conductor electrically connected to a transformer at a first location on a power gr...
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WO/2013/172114A1 |
The purpose of the invention is to provide a current sensor in which the effect of an external magnetic field is reduced to obtain good detection accuracy. The current sensor comprises: a U-shaped current path including a pair of arm por...
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WO/2013/173572A1 |
A method includes receiving, from a sensor device, a signal indicative of a voltage associated with a current passing over a line that is disposed through the sensor device. The method includes receiving, from the sensor device, a signal...
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WO/2013/164722A1 |
Electric current transducer module comprising a magnetic circuit with a magnetic core (2) and an air gap (20), the magnetic core having a central passage (18) configured to receive a primary conductor (14) carrying a primary current to b...
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WO/2013/166428A1 |
A current sensor for measuring the properties of electricity flowing in a conductor has a first core segment, a second core segment, a secondary winding mounted to the second core segment and a voltage clamp operable to pierce the insula...
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WO/2013/162536A1 |
According to one aspect, embodiments of the invention provide a current monitoring device comprising a current transformer configured to be removeably coupled to a power line and to generate a reference signal having a level related to a...
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WO/2013/161496A1 |
The purpose of the present invention is to provide a current sensor, which is less affected due to noise, and which is capable of performing highly accurate current value measurement. This current sensor is characterized in being provide...
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WO/2013/156153A1 |
The invention is about a method for calibrating a current transducer of the Rogowski type, comprising a Rogowski coil sensor and an electronic device, by determining and correcting the sensitivity of the current transducer of the Rogowsk...
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WO/2013/156104A1 |
The invention is about a current transducer of the Rogowski type, with a primary conductor winding having a first number of loops (N1) for carrying the rated current (lR) to be measured, with a secondary conductor winding having a pair o...
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WO/2013/156103A1 |
The invention is about an arrangement for measuring a current, with a current transducer of the Rogowski type (9) and a transducer electronics (13), wherein the current transducer (9) has a primary conductor winding (14) having a first n...
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WO/2013/153874A1 |
A shunt type current sensor (1) uses an infrared temperature detection means as a temperature sensor (60) so that the temperature sensor (60) can directly detect the temperature of a shunt resistance part (SR) through the detection of in...
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