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WO/2023/227390A1 |
Method for operating a motor-roller controller wherein an first value indicative of an amperage at an input power port of a first motor-roller controller is measured by a meter of the first motor-roller controller, the first value is sen...
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WO/2023/223071A1 |
A motor control method for domestic appliances for reducing noise during use of the domestic appliances including laundry machines and kitchen machines. The method obtains a cancellation signal configured to reduce the noise of the domes...
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WO/2023/223631A1 |
This motor control device comprises temperature detection elements (45a, 46a) that are mounted on a circuit substrate (70) on which a first power conversion circuit (42a) and a second power conversion circuit (42B) are mounted, and that ...
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WO/2023/221600A1 |
The present application discloses a motor controller, a power system, and an electric apparatus. The motor controller comprises a box body, a first power device, and a plurality of second power devices. The box body is provided with a co...
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WO/2023/223630A1 |
This motor control device comprises: an abnormality determination unit (51) which determines whether a temperature detection circuit is abnormal; a first temperature estimation unit (52) which, when the temperature detection circuit has ...
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WO/2023/221641A1 |
The present application provides a motor control apparatus, a driving apparatus, and an electric device. The motor control apparatus comprises a box body; a motor inverter and a heating power module are accommodated in the box body; a ho...
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WO/2023/217508A1 |
The invention relates to a braking resistor comprising individual sheets, wherein: each individual sheet has mutually spaced first and second transverse slits located one behind the other in the longitudinal direction; the first transver...
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WO/2023/218909A1 |
An electric aircraft (1) comprises a plurality of electric propulsion devices (23a, 23c) that impart a propulsive force to the electric aircraft (1). Each of the plurality of electric propulsion devices (23a, 23c) includes a monitoring u...
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WO/2023/217698A1 |
The invention relates to an electric motor unit (1), in particular a permanent magnet synchronous machine, comprising a rotor (10) and a stator (20), a control unit (30), a plurality of coil units (22), a plurality of switch units (24) a...
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WO/2023/218516A1 |
An abnormality diagnosis device (1A) comprises: a command generation unit (11) that generates a command value for specifying the operation of a motor (2) or a drive machine (3); a drive control unit (12A) that feedback-controls the motor...
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WO/2023/213967A1 |
A method for operating a position-sensor-free BLDC motor of an oil pump (19) is proposed. During start-up and a run-up of the oil pump (19), the BLDC motor is operated with feedforward-controlled excitation in order to heat an oil convey...
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WO/2023/209859A1 |
A motor monitoring device according to one aspect of the present disclosure comprises: a rotational speed acquisition unit that acquires the rotational speed of a motor of a machine tool; an output value acquisition unit that acquires th...
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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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