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WO/2023/039631A1 |
A device for recovering energy from a rotating vehicle wheel, comprising: a hub assembly coupled to the wheel and having spaced apart and interlocked outer and inner discs between which a static magnetic field is created; and a stator co...
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WO/2023/041220A1 |
The invention relates to a device (100) and a method (400) for operating an electric machine (190). The device (100) comprises a power module (110) of an inverter (120). The power module (110) comprises a plurality of switching elements ...
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WO/2023/030760A1 |
The invention relates to an expanded control scheme for an electrical machine (2). In particular, it is provided to change specifically into a freewheeling state in the event that only a low torque or a low phase current is to be set at ...
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WO/2023/030761A1 |
The invention relates to a method for operating an electric drive system (1) comprising power electronics (2), in particular an electric current converter, and comprising an electric machine (3) which can be controlled by the power elect...
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WO/2023/025752A1 |
The invention relates to a method for operating a drive system (1) of an electric bicycle (10), comprising the steps of: operating (21) an electric motor (2) of the drive system (1) by actuating the electric motor (2) with an electric mo...
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WO/2023/022761A1 |
A power device electronics system includes a thermal management configuration in which a power electronics chip is attached to a copper substrate and a single crystal diamond substrate attached to the copper substrate. The copper substra...
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WO/2023/018333A1 |
As first aspect provides, in an electronic control circuit, a method of controlling an electromotor of an actuator for controlling a position of an actuatable object of a vehicle. The method comprises receiving an instruction to hold pos...
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WO/2023/011974A1 |
Disclosed is a method for controlling the operation of an electric machine (1) of a motor vehicle, involving the steps of: - acquiring an error condition; - switching the electric machine (1) into one of at least two error modes of opera...
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WO/2023/011973A1 |
Disclosed is a method for controlling the operation of an electric machine (1) of a motor vehicle, involving the steps of: - acquiring an error condition; - switching the electric machine (1) into one of at least two error modes of opera...
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WO/2023/006422A1 |
The invention relates to a control device (8) for a drive system (19) which has an electric motor (2) electrically connected by a power electronics unit (7) to an electric power storage device (6), the control device (8) having a computi...
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WO/2023/007747A1 |
This motor drive device comprises: a motor drive circuit that drives a synchronous motor by supplying AC power to the synchronous motor via power lines; an overvoltage protection circuit that short-circuits between the phases of the powe...
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WO/2023/001499A1 |
A method for operating a drive system, and a drive system for carrying out a method, wherein the electric motor is connected to the AC-side connection of an inverter, wherein the DC-side connection of the inverter is connected to the DC-...
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WO/2023/286510A1 |
[Problem] To provide a positioning device that enables highly accurate positioning control. [Solution] This positioning device comprises: an actuator formed using a direct-current motor 200 and a single-phase rotation sensor 20 that de...
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WO/2023/284291A1 |
An elevator power failure emergency device, method and apparatus, and an elevator. The elevator power failure emergency device comprises an emergency power source device and an elevator controller. The emergency power source device compr...
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WO/2023/286511A1 |
[Problem] To provide a positioning apparatus that enables highly precise positioning control. [Solution] This positioning apparatus comprises: an actuator constituted by a DC motor 200 and a reduction gear and a single-phase rotation s...
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WO/2023/280545A1 |
Present invention relates to a door operator (30) for a swing door system (1), wherein the door operator (30) is configured to operate a door leaf (10) of the swing door system (1) between at least a first position and a second position ...
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WO/2023/276891A1 |
[Problem] To provide a loom and a method for controlling the same, with which a sudden drop of a heald frame is suppressed. [Solution] A loom according to an embodiment comprises a heald frame, a drive unit for moving the heald frame up ...
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WO/2022/266123A1 |
A power tool comprising a power tool housing and a motor within the power tool housing. The motor including a rotor and a stator, the rotor coupled to a motor shaft to produce a rotational output. The power tool further includes a sensor...
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WO/2022/265843A1 |
Examples of the present disclosure relate to various aspects of architectural structure coverings. A particular aspect relates to using controlling a motorized architectural covering that includes a motor and a magnetic brake. In an exam...
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WO/2022/254895A1 |
When a motor (M) cannot be controlled as a result of electrical power supplied to the motor (M) being shut off while the motor (M) is operating, an emergency stop device (1) brings the motor (M) to an emergency stop. The emergency stop d...
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WO/2022/243059A1 |
An electric drive unit (100) for an electric hand-held power tool (1), having an electric motor (7) with a stator winding (12) and a rotor winding (14), a control circuit (4) for controlling the electric motor (7) and a connection unit (...
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WO/2022/243074A1 |
A method for controlling an active short circuit in an electric machine (2) with permanent magnet excitation is disclosed, comprising the steps of: checking (S1) whether application of the active short circuit is required, capturing (S2)...
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WO/2022/244564A1 |
Provided is a motor control method capable of suppressing oscillation of a moving portion when the moving portion is stopped. This motor control method includes: an instruction step of generating and outputting a second operation instruc...
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WO/2022/243058A1 |
The invention relates to a control method for braking an electric motor (7) of a hand-held electric tool (1), the electric motor (7) comprising a stator winding (12) and a rotor winding (14), and the method comprising: a) switching (S1) ...
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WO/2022/244299A1 |
[Problem] To appropriately process regenerative energy when power-running and regeneration occur in a mixed manner. [Solution] This driving device comprises: a drive unit that is driven by means of electric power supplied from an electri...
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WO/2022/227515A1 |
Disclosed in the present invention is a soft switching control method for a parking actuator, comprising: obtaining a position of an output shaft of the parking actuator, performing difference calculation on said position and a target po...
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WO/2022/229101A1 |
The invention relates to a braking unit for electrically driven lifting equipment with an electric motor, in which the electromagnets of the braking unit are controlled by power semiconductor elements (43, 45). This produces shorter resp...
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WO/2022/223270A1 |
The invention relates to a method for compensating for the weight of an object in a system. The object can be secured to a traction cable, and the system is designed to carry out a compensation process with respect to the weight of the o...
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WO/2022/222891A1 |
The present application relates to the field of motor control, and provides a method for improving the shutdown noise of a device with a motor, comprising: when the motor is ready to enter a shutdown state, cutting off the power source o...
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WO/2022/217847A1 |
The present application provides driving and monitoring circuits for a band brake of a servo motor. A band brake port circuit is used for controlling the servo motor to perform a brake action; an output end of a driving circuit is connec...
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WO/2022/218627A1 |
The present disclosure relates to an inverter circuit (10) for an electrical AC motor (32) comprising a primary energy storage device (10), a plurality of switching stages (14), a drive control circuit (16) and an emergency control circu...
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WO/2022/217699A1 |
Disclosed in the present invention is a resistance-encountering stop control method for a single-phase asynchronous electric motor. The single-phase asynchronous electric motor comprises a controller and an electric motor, wherein the el...
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WO/2022/210196A1 |
A brake control device for controlling a power-off brake device, the brake control device comprising: a power supply controlled so as to output a voltage or so as not to output a voltage in accordance with a power supply control signal; ...
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WO/2022/194493A1 |
The invention relates to a method for providing a voltage for a load, in particular for an inductor and/or coil of an electromagnetically actuatable brake, in particular of an electric motor, and a device for carrying out the method, in ...
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WO/2022/196517A1 |
A power generation system (100) comprises a rotational solid (1), a power generator (3), a brake circuit (4), a voltage sensor (VS), and a control device (5). The control device (5) actuates a brake via the brake circuit (4) when the rot...
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WO/2022/196687A1 |
A power generation system (100) comprises a rotating body (1), a power generator (3), a brake circuit (4), a brake device (7), and a control device (5). The control device (5) controls the brake circuit (4) and the brake device (7). The ...
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WO/2022/197551A1 |
A regenerative braking control system for a vehicle can include one or more user interface elements located in a cabin of the vehicle. The one or more user interface elements can correspond to a plurality of regenerative braking settings...
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WO/2022/196007A1 |
This power conversion device comprises: an inverter circuit that converts DC power supplied to a DC terminal to AC power and supplies the AC power to an AC machine, and that converts regenerative power produced by the AC machine to DC po...
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WO/2022/188380A1 |
The present disclosure relates to a motor control circuit, including: a switch circuit section, powered by a power supply to drive a motor to output a motion; a switch drive circuit section, capable of sending a drive signal in a valid s...
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WO/2022/190536A1 |
This motor control system comprises: a higher-level control device for transmitting an operation command signal for driving and controlling a motor to a plurality of motor control devices via a first communication line; and the plurality...
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WO/2022/178567A1 |
The invention relates to a method for operating a storage and retrieval machine (3, 3', 3a..3e) comprising an inverter (W), which is connected to an energy store (C), and a drive motor (M). Electrical energy that arises when the storage ...
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WO/2022/179722A1 |
The invention relates to a device for supplying a machine tool with electric energy. The device has a load resistor for receiving electric energy, wherein the electric energy is the electric energy in particular which is produced or rele...
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WO/2022/177855A1 |
In some embodiments, two or more different types of stator structures may be disposed within a gap of an axial flux machine. Such arrangements may be advantageous, for example, for producing a machine optimized for multiple modes of oper...
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WO/2022/170548A1 |
Provided is a motor braking device for a N-phase brushless motor. The motor braking device includes a switching circuit adapted to connect the N-phase brushless motor to a power supply, the switching circuit comprising a high side switch...
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WO/2022/171238A1 |
An inverter device, comprising a connection device (7) and a housing (9) in which an inverter circuit (10), a switching device (11) and a control device (12) are accommodated, wherein the inverter circuit (10) is able to be connected to ...
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WO/2022/167114A1 |
The present invention relates to a method for braking a rotating tool of an electric machine tool, the electric machine tool comprising an electronic machine unit and a motor. A braking method is provided, in which the braking process ha...
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WO/2022/167113A1 |
The invention relates to a method for braking a rotating tool of an electric machine tool, the electric machine tool comprising an electronic machine unit and a motor. A braking method is provided, in which the braking process comprises ...
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WO/2022/146966A1 |
A motor system (100) with an input (106) for coupling to a motor control signal (STO_A) that, when presented in a predetermined state, indicates a motor receiving power should be disabled from rotating. The system also includes controlle...
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WO/2022/142840A1 |
Provided are an electric tool and a control method therefor. The tool comprises: a motor (201); a battery pack (203) which provides a power supply; a switching circuit (202) which outputs a power-on signal or a power-off signal; a first ...
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WO/2022/134256A1 |
A braking device for an electric motor driving shaft, the braking device comprising a front shell (1), wherein a rotating rod (2) is rotatably connected to the interior of the front shell (1), a connecting assembly (3) is movably arrange...
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