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Matches 1 - 50 out of 21,998

Document Document Title
WO/2019/206551A1
The invention relates to a device for protecting an electrical machine in the event of a fault, the electrical machine having six phase terminals. The device has a monitoring unit for detecting a fault of the electrical machine and a swi...  
WO/2019/206759A1
Method (100) for controlling a drive arrangement (200) for an automatic door operator (30) of an entrance system (10) having one or more movable door members (D1…Dm), whereby the automatic door operator (30) is for causing movements of...  
WO/2019/207865A1
A control device (20) that: performs control of an electric tool (10) that has a motor (111); and comprises a display unit (22) and an action preparation unit (26). The display unit (22) displays logs for control values that relate to th...  
WO/2019/208579A1
This rotating electric machine load detection device is provided with: a pulse output means for outputting a pulse signal (P) synchronized to the rotation of a rotating shaft; a current change measuring means for comparing, on the basis ...  
WO/2019/207837A1
The purpose of the present invention is to provide, in a power conversion device which is ready for functional safety, a function for improving safety of a system by making a dynamical setting for a safety functional operation at a time ...  
WO/2019/208748A1
The present invention relates to a brake control device which is applied to a vehicle comprising, for example, a hydraulic brake device that presses, by means of hydraulic pressure, a braking member toward a member to be braked that rota...  
WO/2019/207752A1
Provided is a rotating machine power conversion device achieving operation continuation in an operation continuable rotational speed region even if an off-failure occurs in one phase of a power conversion means constituted by switching e...  
WO/2019/208094A1
A wiper device (100) comprises: a power source supply circuit (56) that includes a plurality of switching elements, and that supplies to a wiper motor (18) a voltage which has been converted according to switching control of the pluralit...  
WO/2019/206198A1
An autonomous apparatus, moving and performing a preset operation within a defined area of operation. The autonomous apparatus comprises an energy module for providing energy thereto, a motor, a sensor circuit, and a control circuit. The...  
WO/2019/207748A1
The objective of the present invention is to provide a concrete vibrator which is capable of automatically changing the rotational speed of a motor in accordance with the state of a vibrating cylinder, and which is capable of suitably av...  
WO/2019/208759A1
In order to provide a servo amplifier for easily stopping a servo motor at a position where a target torque has been detected, a changeover switch (102) is provided between a filter (101) and a servo control unit (103). When the operatio...  
WO/2019/207868A1
According to the present invention, an electric tool (10) comprises a motor (111), a trigger switch (121), a sensor circuit (122), and a log output unit (14). The trigger switch (121) is operated by an operator and adjusts the output of ...  
WO/2019/208814A1
Provided is a working device capable of appropriately processing (consuming) regenerative power generated in an electric motor, and capable of preventing the generation of the regenerative power from exerting a bad influence on output of...  
WO/2019/207861A1
A control device (20) that: performs control of an electric tool (10) that has a motor (111); and comprises a display unit (22) and a log display switching unit (23). The display unit (22) displays at least some logs from among logs for ...  
WO/2019/208758A1
When switching from semi-closed control to full-closed control or from full-closed control to semi-closed control, position information held by a conveying system and a motor drive device, and a control method associated therewith, must ...  
WO/2019/202675A1
Provided is a power conversion device in which, when the maximum heat generation phase on the positive electrode side and the maximum heat generation phase on the negative electrode side become different from each other and even when the...  
WO/2019/201824A1
The invention relates to a method for monitoring a start-up time (tA) of an electric motor (5) via a motor control device (10) connected upstream of the electric motor (5). The method comprises the following steps: detecting a start time...  
WO/2019/198590A1
Provided is a state-change detecting device that is capable of detecting a state change involving no change in the resonant frequency or a state change involving a reduction in the resonance peak value in a servo system. A state-change d...  
WO/2019/198421A1
This control device for controlling a motor is provided with: a rotation information calculation unit; an average torque calculation unit; a normalized torque pattern storage unit; a modulation factor determination unit for determining a...  
WO/2019/198407A1
Provided is an electronic control device that can continue drive control of an electric motor according to a normal system during an abnormality of a ground connector or a ground harness, in a system in which a power source system, a dri...  
WO/2019/192770A1
The invention relates to a drive control for a three-phase motor having an inverter having multiple switches for generating three-phase voltages on the windings of the three-phase motor, and a control device for controlling the switches ...  
WO/2019/193749A1
The purpose of the present invention is to prevent temperature-induced degradation during charging of a secondary battery. The present invention performs control such that a current is evenly applied to each phase in two groups of three-...  
WO/2019/193266A1
The present invention concerns a motor-fan unit (GMV) for a motor vehicle (V) comprising an electric motor (MOT) and an electronic control card (CD) for controlling said electric motor (MOT), said electronic control card (CD) comprising:...  
WO/2019/186788A1
The present invention provides an electric motor speed control system which, with respect to an electric motor with an angle detector, is provided with an estimation unit for estimating the rotational speed and rotational angle of the el...  
WO/2019/186748A1
A selection device (1) comprises: an information acquisition unit (40) that acquires machine specifications information indicating the specifications of a machine, operation pattern information, and mechanism component specifications inf...  
WO/2019/188154A1
This motor driving device, which drives a motor, is provided with: a motor control unit which generates a torque command from a control command; a load characteristic simulation unit which simulates the characteristics of a load by gener...  
WO/2019/187815A1
A motor control device is provided with which it is possible to detect early that a motor has entered an abnormal state. The motor control device comprises: a control unit that calculates a voltage command value on the basis of an input ...  
WO/2019/187806A1
This electric motor control device has: a control board that controls electric motor drive; and temperature detection units provided at at least two locations upon the control board that have different temperature variation trends.  
WO/2019/186625A1
This servo control device is provided with: a command control unit 10 for generating a prior command and a sequential command and transmitting the generated commands to a tracking control unit 20; and the tracking control unit 20 which, ...  
WO/2019/187805A1
The present invention comprises: an electric motor driven by power supply received from a first power storage device; and a second power storage device capable of storing electricity having a higher voltage than the first power storage d...  
WO/2019/187529A1
The present invention detects a closed loop circuit on the basis of a short failure between a switching element for motor control and a switching element for disconnection in a motor drive circuit. This motor control device is provided w...  
WO/2019/186762A1
A main control circuit of this drive device detects the first charged voltage of a smoothing capacitor before the start of discharging through a discharging resistor. Before a preset set time elapses from the start of discharging through...  
WO/2019/180828A1
In order to improve reliability of a current surge protection function, an air conditioner (100) is provided with: a motor (7); a microcomputer (13) serving as a first drive circuit that generates a first signal for driving the motor (7)...  
WO/2019/181219A1
A gear motor (motor device) (1) provided with a three-phase motor (2) and a terminal box (4) which houses a power supply connection terminal (5a) for connecting the three-phase motor (2) to an AC power supply (6) is provided with: a powe...  
WO/2019/179642A1
The invention relates to a drive unit for a window wiper system (1), in particular of a motor vehicle, comprising: an electronically commutated drive motor (5), which has a rotor and a plurality of phase conductors for providing a stator...  
WO/2019/181470A1
The identification method according to the present disclosure is a method for identifying types of brushless DC motors. A brushless DC motor has at least one capacitor, wherein a specific capacitance different for each of the types of a ...  
WO/2019/182846A1
A variety of methods, controllers and electric machine systems are described that facilitate pulsed control of electric machines (e.g., electric motors and generators) to improve the machine's energy conversion efficiency. Under selected...  
WO/2019/181886A1
A shift range control device (40) in a shift range switching system (1) comprising a motor (10) provided with a plurality of winding groups (11, 12) and one motor rotational angle sensor (13) for detecting the rotation of the motor, said...  
WO/2019/181471A1
This identification method identifies information about a brushless DC motor, which is output from the brushless DC motor, and is used in an identification device. The identification method comprises: supplying a power supply voltage to ...  
WO/2019/181472A1
The identification method according to the present disclosure is a method for identifying types of brushless DC motors. A brushless DC motor has at least one capacitor, wherein a specific capacitance different for each of the types of a ...  
WO/2019/176366A1
This motor control device has: a first inverter selector that can output a first PWM signal selectively or simultaneously to a first inverter unit and a second inverter unit; and a first microcomputer that outputs, to the first inverter ...  
WO/2019/174804A1
The invention relates to a method for detecting a malfunction of an electric machine (100) having a rotor (120), a stator (110) and an inverter circuit (130) connected to the stator (110), wherein: a first current strength of a first pha...  
WO/2019/176513A1
Provided is a cooling device capable of surely stopping the operation of a compressor when stopping the operation of the compressor is required. A cooling device (1) comprises: a motor (17) for driving a compressor (15) that constitutes ...  
WO/2019/176742A1
This failure diagnosis system is provided with: a sensor that is provided to a device subject to diagnosis and that detects diagnosis subject information of the device subject to diagnosis; an abnormality determination means for determin...  
WO/2019/176338A1
This motor drive device is capable of favorably detecting whether a motor is oscillating without depending on the content of a control performed on the motor. The motor drive device is provided with: a motor control unit that drives a mo...  
WO/2019/170736A1
The invention relates to a method for operating a pump assembly 1, wherein the pump assembly 1 has at least one first drive means 2 for conveying a fluid 3 and an electric motor 4 for driving the first drive means 2, the electric motor 4...  
WO/2019/172212A1
This shift range control device (40) controls a shift range switch system (1) that switches a shift range by controlling the driving of an electric motor (10). An electric motor angle calculation unit (51) calculates the electric motor a...  
WO/2019/172215A1
A target angle setting unit (53) setting a target rotation angle on the basis of a target shift range and an output shaft signal. A range determining unit (55) determines a shift range on the basis of the output shaft signal. An abnormal...  
WO/2019/170351A1
The approach presented here relates to a method for operating a drive system (105) for a vehicle (100). The drive system (105) comprises an electric drive device (115), a battery (120) with a battery contactor (125) and an inverter (130)...  
WO/2019/170738A1
The invention relates to a method for operating an electric motor (1), the electric motor (1) comprising at least one first stator (2) with at least three coils (3, 4, 5) and a rotor (6) with at least two magnets (7, 8), the first stator...  

Matches 1 - 50 out of 21,998