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WO/2021/243989A1 |
A fast-response direct-current comparator based on multi-sensor fusion, comprising: a magnetic modulation type current sensor (1), a current correction module, an excitation transformer (3), an alternating-current detection filter circui...
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WO/2021/241204A1 |
The present invention pertains to a shunt resistor for detecting a current, and particularly pertains to a voltage detection terminal of a shunt resistor. This shunt resistor (1) comprises a resistive body (3), a first electrode (5A) and...
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WO/2021/239423A1 |
The invention relates to a device (8) for measuring a magnetic field of a conductor (1) of an electric current, the measurement of the magnetic field being carried out without using a flow concentrator. The device (8) has at least three ...
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WO/2021/241082A1 |
This electric current sensor comprises: a bus bar through which a current to be measured flows; a nut used for contact fixing the bus bar and an external terminal; a magnetic sensor capable of detecting a magnetic field generated by curr...
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WO/2021/239426A1 |
The invention relates to a device (8) for measuring a magnetic field of a conductor (1) of an electric current, wherein the measurement of the magnetic field is carried out without using a flux concentrator. The device comprises at least...
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WO/2021/242336A1 |
Methods and apparatus for providing a high isolation current sensor. In embodiments, a current sensor includes a leadframe having a current conductor first portion and a second portion, a magnetic field sensing element positioned in rela...
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WO/2021/243304A1 |
A monitoring system for sensing electrical parameters including current and voltage can comprise a current transformer and an antenna. The current transformer can be configured to sense current passing through a conductor. The antenna ca...
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WO/2021/241586A1 |
An electric current sensor according to the present invention comprises: a magnetic detection unit capable of detecting a component in a first direction of a magnetic field generated when an electric current flows through an electric cur...
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WO/2021/234240A1 |
The invention relates to a device (1, 2) for contact-free voltage measurement on an insulated single-conductor cable (10, 20) in which a voltage Vx circulates, said device comprising: • - a first electrode, referred to as inner electro...
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WO/2021/235229A1 |
A shunt resistor (1) comprises: a resistive element (3); a first electrode (5A) and a second electrode (5B) that are connected to both sides of the resistive element (3); a first fusion material (6A) and a second fusion material (6B) tha...
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WO/2021/235302A1 |
The purpose of the present invention is to provide a current detection device capable of detecting a non-connection state of a connector. A current detection device (10) according to the present invention is provided with a shunt resisto...
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WO/2021/230126A1 |
The present invention increases the strength of a shunt resistor and reduces the electric resistance between a resistive body and a terminal in the shunt resistor. The shunt resistor comprises a first terminal and a second terminal which...
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WO/2021/225018A1 |
A switching method for a half bridge power converter comprises at least a pair of power switches in legs of the convertor providing upper and lower branch power switches and first and second gate control circuits for the upper and lower ...
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WO/2021/221182A1 |
The present invention relates to a current sensor assembly comprising: a housing; a plurality of shields which are accommodated inside the housing and open toward the top of the housing; a plurality of bus bars to which three-phase curre...
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WO/2021/219962A2 |
The invention relates to a current sensor device for monitoring the current flowing through a brush, comprising: - a brush holder (12) extending in a longitudinal direction and defining a through-housing intended to accommodate a brush s...
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WO/2021/220895A1 |
A current detection device (30) is provided with a resistor (5) and a pair of electrodes (6, 7). The current detection device (30) includes a protruding portion (11). The protruding portion (11) includes a part of the resistor (5) and pa...
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WO/2021/220526A1 |
The present invention relates to a shunt resistor and a shunt resistor manufacturing method. The present invention also relates to a current detecting device provided with a shunt resistor. A shunt resistor (1) is provided with a resisto...
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WO/2021/220620A1 |
In the present invention, an insulating sheet (160) is provided atop a busbar (110) and supports a magnetic sensor chip (140). The busbar (110) includes a pair of support portions (117a, 117b) to which the insulating sheet (160) is fixed...
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WO/2021/216208A1 |
A dynamic real time transmission line monitor, a dynamic real time transmission line monitoring system, and a method of dynamic real time transmission line monitoring are provided. A dynamic real time transmission line monitor includes a...
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WO/2021/214211A1 |
The invention relates to a method for manufacturing an electric component, comprising: an armature (1) formed from a polymeric plastic material and an organometallic additive and comprising a support arm (4), with a winding (2) formed di...
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WO/2021/213698A1 |
The invention relates to a current sensor unit (10), comprising - an at least partially flat electrical conductor (12), a magnetic field sensor (14) measuring a first magnetic field component and a U-shaped shield (16) with two side wall...
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WO/2021/208154A1 |
An AC voltage detection circuit and a power electronic device. The AC voltage detection circuit is used to implement voltage detection on N AC input signal lines, wherein N is an integer greater than or equal to 2. The AC voltage detecti...
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WO/2021/210836A1 |
The present embodiments relate to an electric current sensor, a steering control device, and a method for detecting an electric current. An electric current sensor may comprise: a conductive part through which an electric current flows; ...
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WO/2021/210202A1 |
This power control device comprises: a switching substrate comprising a wiring pattern that electrically connects a battery and a three-phase AC motor and a plurality of switching elements connected to the wiring pattern; a control subst...
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WO/2021/204466A1 |
A method for measuring phase currents of a device under test, in particular of an inverter, in which a sensor arrangement (200), which has a component comprising a crystal lattice with a defect, is arranged in the region of the device un...
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WO/2021/204569A1 |
A circuit is provided for energy metering and surge current detection. It uses a current transformer. A first current sensing arrangement is connected to the secondary side of the transformer for energy metering and a second current sens...
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WO/2021/203204A1 |
A method, device, and system for detecting a current leak in a traction power rail. Magnetic or electrical properties of the rail are measured. The measurements are performed using a rail instrument that senses the properties around the ...
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WO/2021/205911A1 |
An optical voltage probe comprising an optical modulator 1 which includes two modulation electrodes 11 and 12, intensity-modulates the incident light depending on the voltage between the modulation electrodes, and outputs the same, an in...
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WO/2021/205870A1 |
This electricity storage element management device is provided with a board, a heat source provided on the board, and a current measuring circuit which is provided on the board, and which includes a pair of wires connected to a resistor ...
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WO/2021/198589A2 |
An electrical circuit (100) for measuring a current (I) flowing through a conductor (COND) comprising: a first pair (110) of Rogowski coils (111, 112) connected in series, the Rogowski coils of the first pair being able to operate in a f...
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WO/2021/197970A1 |
An open-loop electrical current transducer (1) for measuring an electrical current flowing in a primary conductor (19), comprising a magnetic circuit core (3) with an air-gap (4), and a magnetic field sensing device (5) positioned at lea...
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WO/2021/199805A1 |
A sensor unit (160) (current detection device) is provided with first to third busbars (61b, 62b, 63b) (conductors) and first to third elements (61a, 62a, 63a) which are respectively arrayed side by side in a prescribed direction. The fi...
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WO/2021/198590A2 |
An electrical circuit for measuring (100) a current (I) flowing through a conductor (COND) comprising: - 2xN coils (110 to 113), N being an integer greater than or equal to 2, connected in series with one another; and - an element for fi...
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WO/2021/190556A1 |
A magnetic probe-based current measurement device and a measurement method. The device comprises: a conductor (100) for a current under test, a magnetic probe, a magnetic bias structure (300, 300a, 300b), and a programmable chip (400). T...
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WO/2021/194156A1 |
The present invention relates to an apparatus for prevention of electric leakage in the event of flooding for fire prevention and safety, and a method for protection against electric leakage and electric shock using same. More particular...
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WO/2021/190042A1 |
A flexible coil for a current transformer, and a current transformer (100). The flexible coil for a current transformer comprises an inductive winding (3, 10) consisting of two or more closed coils connected in series. When the flexible ...
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WO/2021/186272A1 |
Sensored insulation plug for being inserted into a rear cavity of a medium-voltage or high-voltage separable connector. The sensored insulation plug is operable to insulate a connection element of the separable connector on elevated volt...
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WO/2021/186602A1 |
The present invention comprises: a leakage current detection unit (10) in which an excitation coil (12) and a detection coil (13) are wound around an annular magnetic core (11); an outer-peripheral magnetic shield (14) provided to the ou...
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WO/2021/182082A1 |
Provided is a clamp-type AC voltage probe enabling easy measurement of high AC voltage. A clamp-type AC voltage probe 1 comprises: a clamp part 2 for clamping a cable CBL to be measured; an electrode E which is arranged to face the cable...
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WO/2021/180754A1 |
The invention relates to a method and a photovoltaic inverter (2) for determining the system capacity (CPV) of a photovoltaic system (1) to ground (PE). According to the invention, the voltage required for the measurement can be provided...
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WO/2021/180747A1 |
The invention relates to a method and a photovoltaic inverter (2) for determining the insulation resistance (Riso) of the photovoltaic system (1) to ground (PE). According to the invention, the voltage required for the measurement can be...
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WO/2021/181835A1 |
This current detection device includes: an insulating resin substrate; a current detection element that is disposed inside the resin substrate; current-use wiring that is disposed via the current detection element and an insulation layer...
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WO/2021/175382A1 |
The invention relates to a battery sensor for detecting a current flowing through an electrical conductor, the battery sensor having at least two mutually independent measuring devices for detecting the current flowing through the electr...
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WO/2021/174937A1 |
An electric leakage sensing element, an electric leakage detection circuit, and a water heater. The electric leakage sensing element comprises a first annular conductor (10), the first annular conductor (10) surrounds a conductive wire (...
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WO/2021/174282A1 |
The invention relates to a converter assembly for producing a controlled bridge rectifier or bridge inverter comprising at least one electronically controlled power switch (1), in particular a SiC-MOSFET or GaN-MOSFET, which is connected...
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WO/2021/174938A1 |
An electrical leakage induction element (2), an electrical leakage detection circuit (100) and a water heater. The electrical leakage induction element (2) comprises: a conductor (20) to be subjected to detection and a detection conducto...
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WO/2021/169456A1 |
A shunt lead structure (1), an electric power instrument and a method for manufacturing the shunt lead structure (1). The shunt lead structure (1) comprises a shunt (2, 2') and a PCB lead plate (3, 3'); the shunt (2, 2') is provided with...
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WO/2021/167247A1 |
In a battery apparatus: a plurality of battery packs including a first battery pack and a second battery pack are connected in parallel; and a plurality of current sensors including a first current sensor for measuring current of the fir...
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WO/2021/166635A1 |
This current sensor for measuring the current flowing through a current path (11) comprises a plurality of magnetosensitive elements (20a, 20b, 20c, 20d) and a computation circuit. The plurality of magnetosensitive elements (20a, 20b, 20...
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WO/2021/166313A1 |
Provided is a current transformer type electric current sensor which has a magnetic circuit correction means capable of putting accuracy of voltage detected by electric current measurement in a specification value, and which can be post-...
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