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WO/2023/208271A1 |
The invention relates to a controller (1) for controlling and/or regulating the supply of energy to an electric machine (2) comprising a rotor (3). The controller (1) has a first processor (4) and a second processor (5), wherein the firs...
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WO/2023/209754A1 |
Provided is a servo adjustment apparatus that is capable of performing automatic servo adjustment with high accuracy and in a short time, without the need for an additional device. A servo adjustment system 1 that adjusts control paramet...
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WO/2023/208779A1 |
The invention relates to a method for operating an electric drive system (110) of a motor vehicle, wherein the electric drive system (110) comprises a first electric machine (12) and at least a first vehicle wheel (16) that is couplable ...
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WO/2023/210487A1 |
The objective of the present invention is to suppress vibration. This electric compressor comprises an electric motor, a compressor that is rotated by output from the electric motor, and a motor control device that controls drive of the ...
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WO/2023/202293A1 |
Disclosed in the present application a control method and apparatus for an electric motor, and an electric device and a storage medium. A neutral wire of an electric motor is connected to at least one standby power device. The method com...
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WO/2023/203027A1 |
Device (2) for operating an electromotive axle drive unit (4), having an inverter (6) for supplying high-voltage power to an electric motor (8) of the electromotive axle drive unit (4), wherein the inverter (6) has a first pole (10) and ...
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WO/2023/202848A1 |
A spinning electromotive assembly comprises a rotor (11), which is rotatably supported by a stator (12) and comprises motor coils (13). A control unit is operable to synchronously reverse the polarity of the motor coils (13). An optical ...
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WO/2023/007615A9 |
The amplifier selection apparatus for selecting an amplifier for a motor of an industrial machine is configured to acquire a program for an industrial machine, analyze the acquired program, acquire a drive mechanism and machine specifica...
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WO/2023/194326A1 |
The invention relates to a method for generating reference variables (Iq_ref, Id_ref) that are intended to form input variables for field-oriented control of an electric synchronous machine of a motor vehicle, the method comprising the f...
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WO/2023/195093A1 |
Provided is a state diagnosis device for an electric motor in which a calculation unit calculates an overall value from a frequency analysis result and a diagnosis unit can use the overall value as a parameter to diagnose the state of an...
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WO/2023/195118A1 |
A deterioration discriminating device (21) comprises a temperature acquiring unit (22), a damage amount determination unit (23), and a discrimination unit (24). The temperature acquiring unit (22) acquires the temperature of an insulatin...
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WO/2023/195293A1 |
The present invention shortens a time required for servo adjustment. This servo adjustment method of a motor driving device includes a frequency characteristic measurement step (ST13), a rigidity determination step (ST14), and an index m...
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WO/2023/195178A1 |
A motor drive device (10) that supplies power to a motor (30) on the basis of a control command (C2) sent from a higher-order controller (20) at a network communication cycle comprises: a network frame reception unit (12) that receives a...
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WO/2023/195814A1 |
A solenoid controller according to an embodiment of the present invention comprises: a switching unit for outputting a voltage input from a power supply unit to a solenoid; a first clamping element for connecting one end of the solenoid ...
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WO/2023/195888A1 |
A control unit (101, 801, 1000) for construction equipment (100, 800), configured to detect belt slip in a drive arrangement (200, 830), the drive arrangement (200, 830) comprising pulleys (210, 220, 840, 850) and at least one drive belt...
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WO/2023/188152A1 |
The control device according to the present invention is a vehicle control device comprising: a first control unit that performs drive control of an electric motor on the basis of a first power; and a second control unit that performs a ...
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WO/2023/181314A1 |
This program causes a state control device (10), which connects to a servo amplifier (22) for driving a servo motor according to a received command, to function as: an acquiring unit (11) that acquires a setting value to be set in the me...
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WO/2023/180675A1 |
The invention relates to a method for controlling a synchronous electric motor, the method comprising: generating (400) a torque reference based on a mechanical setpoint; measuring (405) the position and determining the speed of the moto...
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WO/2023/174202A1 |
An active heating method and apparatus for an electric motor, and a device, a storage medium and a program product. The method comprises: receiving a heating instruction, which is sent by a heat management system, wherein the heating ins...
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WO/2023/174191A1 |
An electric-drive active heating control method. The method comprises: S101, acquiring electric motor parameters of a drive electric motor in an electric drive system; S102, determining a target exciting current according to the electric...
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WO/2023/175885A1 |
This electric motor control device comprises a signal identification unit and an overvoltage detection unit. The signal identification unit includes an optical isolator for converting electric signals supplied through a terminal to which...
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WO/2023/175935A1 |
This motor control device is connected to an angle sensor that outputs a sine-wave signal and a cosine-wave signal that vary in accordance with the magnetic-pole position of a motor, and the motor control device calculates the magnetic-p...
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WO/2023/176873A1 |
A control unit (31) determines, on the basis of a first frequency component (C1) of a signal based on an electric current or a voltage of a motor (50), whether or not the motor (50) or a device (70) is in a specific state. When the signa...
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WO/2023/176168A1 |
This compressor previously obtains a bearing temperature rise of a bearing and stores the bearing temperature rise as a first bearing temperature rise pattern, compares an actual second bearing temperature rise pattern of the bearing det...
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WO/2023/173184A1 |
The present invention relates to a sensing device for attachment to the casing of a piece of equipment, said device comprising a housing (1) configured for attachment to the casing of a piece of equipment by means of an attachment system...
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WO/2023/176295A1 |
A power source system (10) comprises: a power source (23); an inverter (24) connected to the power source; a rotary electric machine (21) connected to the inverter; power switches (RM1, RM2) provided on a power supply path between the po...
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WO/2023/171122A1 |
A motor control device for controlling a machine comprises: an identification unit that estimates an inertia moment and viscosity friction; a velocity command generation unit that generates a velocity command, which is obtained by integr...
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WO/2023/171392A1 |
The present invention speedily detects short-circuiting of a coil of a motor. In a motor driving control device (3), a control circuit (1) includes a driving control signal generating unit (10) that generates a driving control signal (...
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WO/2023/166778A1 |
To provide a belt conveyor abnormality detection system that, if frequency components of a motor current that drives a belt conveyor are used as features, can separate types of abnormality even if a plurality of abnormalities affect the ...
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WO/2023/162106A1 |
A motor drive device (10) includes a rectifying unit (3) that rectifies a first AC power supplied from a commercial power supply (1); an inverter (5) that generates a second AC power which is outputted to a motor (32); and a control unit...
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WO/2023/160139A1 |
Provided are an electric tool (100) and a control method therefor. The electric tool (100) comprises: an operation switch (13); a motor (11), which is connected to the operation switch (13), and is capable of being started in response to...
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WO/2023/159619A1 |
A motor controller generates first and second signals indicative of a motor back electromotive force (back emf) based on motor drive signals. The controller compares the first and second signals and detects a motor locked-rotor condition...
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WO/2023/162858A1 |
This signal processing device (301-306) performs AD conversion on sensor signals inputted from electric current sensors (71, 72, 73) provided to N (≥ 3) electric current paths (81, 82, 83) connected at a connection point (P) of a close...
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WO/2023/159825A1 |
The present invention provides a tubular motor having a stroke accuracy self-learning function and a stroke learning method therefor, solving the problems in an existing tubular motor such as poor positioning accuracy and unchangeable ru...
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WO/2023/162862A1 |
An abnormality detection device (30) comprises a booster circuit (31), internal power supplies (41, 42), components (15, 45, 47) that use boosted power supply, and a control unit (50). The booster circuit (31) boosts electric power from ...
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WO/2023/161066A1 |
A converter system (14) comprises at least two branches (18), wherein each branch (18) comprises an AC-to-DC converter (26) and a DC link (28) cascade connected with each other. A method for controlling a converter system (14) comprises:...
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WO/2023/164162A1 |
The present disclosure is directed to a power tool system including at least a first power tool and a second power tool wherein the first power tool and the second power tool have distinct interfaces for mating with a removable, recharge...
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WO/2023/156373A1 |
The present invention relates to a method for operating a power transmitting system (10) of a working machine (20), which has an electric motor (12). The method comprises a step of detecting (30) at least one measurement temperature of t...
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WO/2023/155941A1 |
The present invention relates to the technical field of permanent magnet electric motors. Disclosed is a protection method for overtemperature of a permanent magnet electric motor in an all-electric vehicle. The method comprises the foll...
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WO/2023/156372A1 |
In a method (100) for adaptively determining a temperature limit (TG1; TG2; TGS) of an electric motor (5) of an electrical drive system (2) for a working machine (1), wherein the working machine (1) comprises the electrical drive system ...
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WO/2023/156376A1 |
The invention relates to a Hall sensing failure processing method and apparatus for a vehicle sunroof. A Hall sensing failure processing method for a vehicle sunroof includes: identifying occurrence of a first failure if two channels of ...
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WO/2023/151167A1 |
Provided are a current control method, a current control system, a boom control system, and a vehicle. The current control method comprises: obtaining an actual current value for controlling rotation of a boom; obtaining a target current...
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WO/2023/152815A1 |
A magnetic gap length estimating device (1) of the present application is characterized by comprising a voltage acquisition unit (2) that acquires a line-to-line induction voltage induced at wire connections (9) of an inverter (8) and an...
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WO/2023/149028A1 |
This serial data transmission circuit is provided with a first output terminal, a second output terminal, a plurality of third output terminals, and a fourth output terminal. The first output terminal is configured so as to output a seri...
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WO/2023/145068A1 |
A motor control apparatus (10A), which generates a control signal to a motor for driving a drive shaft on the basis of an acceleration time constant and a deceleration time constant, comprises: a synchronous operation command extraction ...
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WO/2023/142175A1 |
Provided in the present invention are a torque elevation method, apparatus and device for an electric motor, and a readable storage medium. The method comprises: acquiring a rotation speed feedback value of an electric motor, and accordi...
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WO/2023/144055A1 |
The invention relates to a method for operating an electrically driven motor vehicle (2) having an electric motor (4) for driving the motor vehicle (2), wherein the electric motor (4) has a rotor position sensor (6) and a means (8) for d...
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WO/2023/145611A1 |
Disclosed is a vehicular drive device comprising a case, a power transmission mechanism that is positioned in the case and is supplied with oil, a rotary electric machine that is positioned radially outward of the power transmission mech...
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WO/2023/140032A1 |
Provided is a control device (110) comprising a control unit (112) that controls an EPU (10) which supplies drive power to a rotor blade (30) of an electric aircraft (20), wherein the EPU has: a motor (11); an inverter (121); a control c...
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WO/2023/136095A1 |
Provided is an electronic device capable of diagnosing failure of loads and suppressing damage to a switching element. This electronic device comprises a plurality of loads, a switching element provided on a current path connected to t...
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