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WO/2023/012873A1 |
A control system according to one embodiment comprises: a feed-forward control unit that, on the basis of a control object model representing the relationship between an operation of a control object and the friction that acts on the ope...
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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/2023/004625A1 |
An electric vehicle control system, which comprises: a first control circuit (21), a second control circuit (22), a first switch circuit (23), a second switch circuit (24), a first actuation apparatus (25), and a second actuation apparat...
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WO/2023/006272A1 |
A system includes a controller for a DC to AC inverter including a processor configured to execute instructions to perform operations including: generating a first pulse for a first phase of a center-aligned PWM signal to alternately act...
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WO/2023/006004A1 |
An electric vehicle control system comprises: a first control circuit (21), a second control circuit (22), a first switching circuit (23), a second switching circuit (24), a first execution device (25), and a second execution device (26)...
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WO/2023/006296A1 |
The invention relates to a method for operating an electric motor and for determining temperature information relating to a hotspot temperature in a component of the electric motor, having the following steps of: - providing one or more ...
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WO/2023/006973A1 |
Electric machine overvoltage suppression circuit (filter), comprising: a voltage fluctuation suppression module and a voltage clamping module, the voltage fluctuation suppression module being connected to a frequency converter, and the v...
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WO/2023/008236A1 |
An operation adjustment system according to one example comprises: an inference unit that, on the basis of a plurality of pairs each constituted by a parameter set which affects the operation of a motor control device in response to a co...
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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/2023/006414A1 |
An electric drive system (1A-1D) comprises an electric motor (10; 10A, 10B) having a rotor (100) and a plurality of lanes (101A-101D) which are electrically isolated from one another and to which electric current can be applied independe...
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WO/2023/008010A1 |
In a railway vehicle equipped with an electric motor, in order to suppress rotational speed fluctuations when wheel slip or skidding occurs, by using a simple configuration to appropriately vary a torque command reduced speed during whee...
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WO/2023/002809A1 |
This control device comprises: a command calculating unit (50) for calculating a command value for a rotating electrical machine (20); a rotating electrical machine control unit (36) for performing switching control of higher and lower a...
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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/2023/000366A1 |
A temperature control method and module for a heat dissipation system of a new energy commercial vehicle. The method comprises: determining an operating state of a driving motor according to the temperature of the driving motor, the torq...
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WO/2023/002810A1 |
This device for a vehicle comprises: a command calculation unit (50) that calculates a command value for a rotating electrical machine (20); and a rotating electrical machine control unit (36) that, on the basis of the calculated command...
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WO/2023/284912A1 |
The invention relates to a method (100) for controlling the temperature of at least one electric motor (12) in a vehicle drive train by means of a fluid supply device (10), comprising a closed fluid circuit (14) having a fluid pump (16) ...
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WO/2023/284785A1 |
A battery pack heating method, a motor controller, an electric vehicle, and a system, capable of improving the heating efficiency of a battery pack (120). The motor controller (130) comprises a controller (132) and an inverter circuit (1...
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WO/2023/280841A1 |
A method for computer-implemented controlling a doubly-fed electric machine, where stator windings of a stator are directly connected to an electrical grid and where rotor windings of a rotor are connected to the electrical grid via a po...
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WO/2023/281727A1 |
This motor control device comprises: a motor drive unit that supplies power to a motor having multi-phase windings and has upper side drive elements and lower side drive elements which are connected in series to the respective phases of ...
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WO/2023/280353A1 |
The invention relates to a method for ascertaining the winding temperature of an electric motor comprising a microcontroller (MCU), in particular the winding temperature of a permanent-magnet synchronous motor (PMSM), preferably as a dri...
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WO/2023/274664A1 |
The invention relates to a temperature determination method (1) for magnet temperatures on magnets (2) of electric motors (3), having steps in a test mode (4): applying (5) a first voltage (U1) to at least one test winding (6) of a test ...
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WO/2023/275288A1 |
The invention relates to a method for correcting a temperature measurement of a winding (2) of an AC electrical machine (1), in particular of an electric-propulsion or hybrid-propulsion motor vehicle (6), which comprises constantly retri...
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WO/2023/276198A1 |
The present invention is a motor control device included in a position control system for performing position control of a machine end connected to a motor. The motor control device is built into the position control system so as to rece...
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WO/2023/274670A1 |
The invention relates to a method for controlling a multiphase voltage signal in a closed-loop manner, which voltage signal is supplied to at least one phase set (3, 3') of a stator (4) of an electric machine (2) of a drive system (1) of...
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WO/2023/273550A1 |
Provided are a busbar (202) current control method, apparatus and system, and a storage medium. The control method comprises the following steps: acquiring a data set, the data set comprising the rotational speed, actual current, and act...
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WO/2022/268591A1 |
The invention relates to a control device for controlling an electric motor (5) of a motor vehicle steering system (1), comprising a power supply path (12) for supplying the control device (10) with electric current from a voltage source...
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WO/2022/269657A1 |
This failure symptom detection device for electric motor-provided equipment comprises: a diagnostic calculation unit (91) that calculates an index value for determining whether there is an abnormality in electric motor-provided equipment...
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WO/2022/270382A1 |
Provided is an electric linear actuator in which discontinuous stiffness caused on the basis of the gear ratio of a transmission mechanism is taken into consideration to enable driving of an electric motor with high precision. An electri...
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WO/2022/270441A1 |
An abnormality detection method according to the present invention detects abnormality in a power transmission device that comprises a motor, a drive shaft which is driven by the motor, and a driven shaft which is rotated by the drive sh...
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WO/2022/269950A1 |
This electric motor control device comprises: a converter unit which converts an AC voltage into a DC voltage; an inverter unit which converts the DC voltage from the converter unit into an AC voltage, and supplies the AC voltage to an e...
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WO/2022/268958A1 |
The invention relates to a method for adjusting the clamping force (F*) exerted by an electromechanical brake (B) of a motor vehicle, the brake (B) comprising an electric motor provided with a rotating shaft which is intended to drive me...
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WO/2022/270269A1 |
A moving body control device comprises: a command calculation unit (55) that calculates a command value for a command rotation speed (Nm*) or a command torque (Trq*) of a rotating electrical machine (20); and a rotating electrical machin...
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WO/2022/263219A1 |
A method of determining the cooling efficiency of an electric motor having a stator provided with stator windings, the method comprising: a) injecting a current into the stator windings to heat the stator windings, b) obtaining a tempera...
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WO/2022/263199A1 |
A method of updating a thermal model describing the thermal behaviour of an electric motor having a stator provided with stator windings, the method comprising: a) injecting a current into the stator windings to heat the stator windings,...
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WO/2022/265979A1 |
A safety apparatus and method for monitoring the position of a servo joint in a servo joint driving system are introduced. The safety apparatus includes modules for measuring powerline signals to determine a servo motor position and/or s...
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WO/2022/263105A1 |
In order to monitor the temperature of an electromechanical machine (M) using electrical operating data (U, I RPM) of the machine (M), structural data (SD) concerning a geometry, a thermal conductivity and an electrical conductivity of e...
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WO/2022/259828A1 |
In the present invention, power supply circuits (201, 202) of a plurality of systems are provided between a power source (150) and a load (80), and can supply power to the load (80) by using the power of the power source (150) and by coo...
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WO/2022/258730A1 |
The present invention relates to a method for operating a power transmitting system (10) of a battery-electrically operated working machine, said power transmitting system comprising a permanent magnet-excited electric machine (12) and a...
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WO/2022/259685A1 |
The present invention makes it possible to appropriately detect an abnormal state of a motor without monitoring atmospheric pressure. A motor drive control device (10) has a monitoring control unit (24) that monitors the operation stat...
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WO/2022/259545A1 |
The electric motor speed control device of an embodiment comprises a rotor speed calculation unit, an FFT analysis processing unit, a speed compensation calculation unit, and a speed control unit. The rotor speed calculation unit calcula...
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WO/2022/258468A1 |
Embodiments of the present disclosure provide a fan module and a mask. The fan module comprises a motor comprising a stator and a rotor, the stator comprising an iron core and excitation coils surrounding the iron core, the rotor compris...
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WO/2022/253854A1 |
The invention relates to a method for operating a generator unit which comprises: an electric machine with a rotor winding (16) and a stator winding (12); and a rectifier (14) which is connected thereto and via which the electric machine...
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WO/2022/254929A1 |
An actuator element (10) moves a movable element (1) by means of the magnetic force generated by current flowing through a coil (2). A current detector (11) measures a first current waveform signal that indicates the temporal change in t...
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WO/2022/254894A1 |
A control device (19) for controlling a drive motor (12) for driving a rotary wing (30) that an electric aircraft (100) is equipped with, the control device (19) controlling the drive motor so as to make the same selectively operate in o...
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WO/2022/248584A1 |
The invention relates to a method for determining the temperature in an electronic controller of a motor vehicle, the controller having at least one electrical winding (6), characterized in that the electrical resistance (7) of the windi...
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WO/2022/248468A1 |
The invention relates to a control method (100) for a blower device (1), more particularly an HVAC blower for a motor vehicle, the blower device (1) comprising at least one electric motor (20), which drives a ventilator device (10) that ...
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WO/2022/249704A1 |
The objective of the present invention is to achieve, in a communication system, failure prediction of slave equipment in which a storage device having a small storage capacity is installed. This communication system comprises a drive ...
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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/2022/244358A1 |
A motive power transmission mechanism management device 3 is for managing a motive power transmission mechanism that transmits, to a load-side device 70, motive power of an electric motor 4 in an industrial apparatus system 1 in which a ...
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WO/2022/244100A1 |
Provided is a system comprising: a collection device that is configured to be capable of communicating with an inverter having a storage in which operation software of a motor is stored, and that collects operation data which chronologic...
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