Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 1 - 50 out of 18,450

Document Document Title
WO/2024/090135A1
A motor drive device (1) comprises: a target speed generation unit (10) that generates a target speed signal (St) indicating a target speed of a motor (2); an actual speed detection unit (14) that generates an actual speed signal (Sr) in...  
WO/2024/088460A1
The invention relates to a method for controlling the position of a rotor of an electric machine (6) with at least two separate winding systems, wherein each of the winding systems is controlled by a control unit (11) associated with the...  
WO/2024/087255A1
Disclosed in the present invention is a low-vibration fault-tolerant current calculation method for an open-phase fault of a six-phase permanent magnet motor. When a six-phase permanent magnet motor uses a full-bridge power supply mode, ...  
WO/2024/089873A1
The present invention provides a parameter determination device (10) for an actuator (20) including a movable member (52) and a motor (54), the parameter determination device (10) comprising: an input parameter acquisition unit (120) tha...  
WO/2024/088880A1
The invention relates to a switching arrangement, comprising a B6 bridge (1) for controlling an electric motor (M), wherein the lower semiconductor switches (LS1 to LS3) of each half bridge (HB1, HB2, HB3) of the B6 bridge (1) are connec...  
WO/2024/088674A1
According to the invention, structural data (SD) relating to geometry, heat conductivity and electrical conductivity of elements of the machine (M) to be monitored are input. Predefined temperature-critical points (P1, P2) are located on...  
WO/2024/089749A1
This vehicular electronic control device is provided with: a control device (6) that controls a motor (4); a connector (7) that connects the control device to the outside; and a moisture detection unit (15) that is provided within the co...  
WO/2024/088939A1
The invention relates to an aircraft turbine engine including at least a propulsion shaft and an electric motor (1), the rotor (3) of which is rigidly connected to the propulsion shaft, the electric motor (1) comprising at least three po...  
WO/2024/084559A1
Provided is an inference device (1) which infers wire connection information relating to wire connection of a plurality of electric wires included in a coil (15) of an electric motor (10), the inference device (1) comprising a data acqui...  
WO/2024/082089A1
It refers to a motor driver and a method for using the motor driver. The motor driver includes: a motor driver main body (1) with a control unit (CU), electrically connected with a power supply system (2); characterized in that, further ...  
WO/2024/082904A1
A controller (1011, 3011) of an electric motor control module, a control method for an electric motor, and a related device. An input end of the controller (1011, 3011) is connected to a rotation speed measurement apparatus, such that th...  
WO/2024/082683A1
An electric motor (5) heating method and system, and a storage medium and an air conditioner, which relate to the technical field of air conditioners. The electric motor (5) heating method comprises: when it is determined that an electri...  
WO/2024/079786A1
The present invention reduces a torque command according to a motor control state. A motor control device of a motor for driving the shaft of a machine is equipped with: a command generation unit for generating a motor movement command...  
WO/2024/079401A1
The invention relates to a motor vehicle comprising a traction battery in a power train, electric devices of the power train, and at least one electric motor which is configured to recharge the battery when driving the vehicle, character...  
WO/2024/080679A1
An objective of the present invention is to provide an output control system and method for an inverter for harmonic suppression, which suppresses harmonic vibration transmitted from a propeller, by analyzing, in real time, vibration gen...  
WO/2024/079879A1
A motor control device according to one embodiment of the present disclosure is capable of optimizing control characteristics, and comprises: a torque command creation unit that creates a torque command for driving a motor in accordance ...  
WO/2024/080244A1
A motor control device (40) includes a drive circuit (41) and a control unit (50). The control unit (50) includes: a drive control unit (55) that controls driving of a motor (10) by feedback control based on the detected values from a ro...  
WO/2024/074550A1
A control device of an electric drive has a base control loop for a vector control, comprising a target value input (EG), a subsequent deviation detection element (RA), a manipulated variable guiding element (RS) which is arranged downst...  
WO/2024/075372A1
A control device (34) is for controlling a fan motor (22) that rotates a fan (24) for blowing air to an object (14) to be cooled, and comprises a processor (74) and memories (76; 78). The processor determines whether or not the fan motor...  
WO/2024/075337A1
The present invention concerns a device and a method and a device for detecting a motor fault during transient operation of the motor. The invention: - senses at least one motor signal, - identifies a fundamental frequency of a motor sig...  
WO/2024/074644A1
The invention relates to an electromechanical drive (1) for actuating a sash, more particularly a door sash or window sash, mounted moveably on a structure element. The electromechanical drive (1) has an electric motor (2) with at least ...  
WO/2024/075282A1
This electric motor comprises: a stator core; a first winding that is wound around the stator core and corresponds to a first phase; a second winding that is wound around the stator core and that corresponds to a second phase which is di...  
WO/2024/074539A1
The invention relates to a method for ascertaining a harmonic component (OA) in a multiphase control signal (S) of a multiphase electric machine (M), having the following steps: operating the electric machine (M) using the control signal...  
WO/2024/069431A1
A system comprises: an inverter configured to convert DC power from a battery to AC power to drive a motor, wherein the inverter includes: a point-of-use controller configured to: detect a fault; determine a fault type of the detected fa...  
WO/2024/069961A1
This motor drive device comprises an inverter unit that applies voltage to windings between each phase of a three-phase AC motor, and a command unit that generates commands to control the voltage applied to the windings between each phas...  
WO/2024/066222A1
The present invention relates to a braking temperature control method and system for an electromechanical brake. According to the braking temperature control method for the electromechanical brake (EMB) provided by the present invention,...  
WO/2024/069976A1
[Problem] To provide an electric propulsion unit capable of switching between the forward and reverse movements of an electric moving body with a simple operation and in a seamless manner. [Solution] An electric propulsion unit 1 has an ...  
WO/2024/066736A1
A controller of an electric motor control module, a control method for an electric motor, and a related device. A communication end of the controller (1011, 3011, 4011) is connected to an assisted driving controller (203, 302, 402) or an...  
WO/2024/069432A1
A system comprises an inverter configured to convert DC power from a battery to AC power to drive a motor, wherein the inverter includes: an upper phase controller configured to store upper phase data; a lower phase controller configured...  
WO/2024/068073A1
The invention relates to a method for operating an electric drive device (1), wherein: the drive device (1) has an electric motor (2) comprising a motor winding and has a switching device (4) that is associated with the motor winding; at...  
WO/2024/068077A1
The invention relates to a change from an active short circuit to the free wheel of an inverter in an electric drive system. To this end, a half bridge of the inverter is temporarily set to a switching state that corresponds to the switc...  
WO/2024/070464A1
A motor control device (40) controls the driving of a motor (10) having 3-phase motor windings (11) and comprises a drive circuit (41) and a control unit (50). The drive circuit (41) has switching elements (411 to 413) that switch the on...  
WO/2024/059915A1
The invention comprises automatically tuning a power management system (1000) adapted for use with a vehicle or marine electrical power system (100) powered by an internal combustion engine (105) and an alternator (110) driven by the int...  
WO/2024/062885A1
A motor control device (40) controls the driving of a motor (10) including a motor winding (11), said device comprising a drive circuit (41) and a control unit (50). The drive circuit (41) includes switching elements (411-413) that switc...  
WO/2024/062681A1
This power source device comprises a DC power source (13), inverters (42A, 42B) to which power is supplied from the DC power source, capacitors (CA1, CA2, CB1, CB2) connected in parallel to the inverters between the DC power source and t...  
WO/2024/057874A1
This motor control device (351-354) comprises a torque command calculation unit (40) that calculates a torque command value (Trq*), an electric current command calculation unit (50) that calculates an electric current command value (I*),...  
WO/2024/057875A1
Motor control devices (351-354) each comprise: a torque command calculation unit (40) that calculates a torque command value (Trq*); a current command calculation unit (50) that calculates a current command value (I*); a power converter ...  
WO/2024/057386A1
The present invention provides a technology that can reduce a shock of a machine tool caused by a sharp change in acceleration at the time of oscillation mode switching in oscillation machining. A motor control device 1 comprises: an osc...  
WO/2024/057878A1
A motor control device and an electric steering device according to the present invention comprise: a driving circuit for a motor; a semiconductor switching element that connects and disconnects a conduction path between the driving circ...  
WO/2024/053177A1
The purpose of the present invention is to improve magnet temperature estimation accuracy by correcting the current dependency of magnetic flux variation due to a temperature change when estimating magnet temperature. A motor control u...  
WO/2024/053413A1
According to the present invention, an MG-ECU functions as a motor control device for controlling a motor generator connected to an engine. The MG-ECU uses a rotational speed detected value obtained by detecting a rotational speed of the...  
WO/2024/052975A1
The present invention makes it possible to easily obtain maintenance information such as a cause of an occurrence of an abnormality and a recovery method even when a display unit of a motor drive device has a simple configuration. Prov...  
WO/2024/053779A1
The present specification relates to an inverter control device and method. The inverter control device according to one embodiment of the present specification comprises: an inverter control unit, which generates, on the basis of a sign...  
WO/2024/053375A1
Provided are a flight device and a method for controlling the same, by which it is possible to accurately measure the power remaining in a battery with a simple configuration. A flight device 10 is provided with a rotor 11, a motor 12,...  
WO/2024/053240A1
This abnormality detection circuit is configured so as to detect abnormality of a first half bridge including a first switching element and a second switching element. The abnormality detection circuit includes: a series circuit of a fir...  
WO/2024/053412A1
In the present invention, an MG-ECU functions as a motor control device that controls a motor generator connected to an engine. Using a revolution speed detection value obtained by detecting the revolution speed of the motor generator, t...  
WO/2024/050083A1
A heating ventilation and air-conditioning system is disclosed and includes: at least one analog-to-digital converter configured to sample a voltage signal on or across one or more power lines to provide samples, the one or more power li...  
WO/2024/049964A1
Systems and methods disclosed herein include an integrated servo motor, a memory, and a processor. The processor may be configured to receive a plurality of system states. The processor may be configured to obtain temperature data of a p...  
WO/2024/046519A1
The invention relates to a method for determining a temperature of an electric motor (1). For this purpose, a method for determining the rotor temperature (TR) and the stator temperature (Ts) in an electric motor (1) having a rotor (7) a...  
WO/2024/048818A1
This apparatus for suppressing resonance of a servo system comprises a resonance suppressing unit which includes: an amplitude estimator for outputting an amplitude estimation value that is a value obtained by estimating an amplitude of ...  

Matches 1 - 50 out of 18,450