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Matches 301 - 350 out of 19,533

Document Document Title
WO/2014/006368A2
A method of controlling a brushless motor comprising sensing a temperature, using the sensed temperature to define a current limit, and sequentially energising and de-energising a winding of the motor, the winding being de-energised in r...  
WO/2013/189635A3
The invention relates to a method for controlling an inverter (10) using space-vector pulse width modulation, in particular to control an electric machine, the inverter being equipped with a plurality of controllable switches (S) and bei...  
WO/2013/189518A1
The invention relates to a method for transmitting information between an electric motor (2) and a motor control unit (4) by means of at least one transfer signal (T1, T2), wherein, as information, motion state information of the electri...  
WO/2013/189630A1
The invention relates to a method (40) for controlling an inverter (10) using space-vector pulse width modulation, in particular to control an electric machine (14), said inverter (10) being equipped with a plurality of controllable swit...  
WO/2013/189632A3
The invention relates to a method (60) for controlling an inverter (10) using space-vector pulse width modulation, in particular to control an electric machine (14), said inverter (10) being equipped with a plurality of controllable swit...  
WO/2013/189629A3
The invention relates to a method for controlling an inverter (10) using space-vector pulse width modulation, in particular to control an electric machine (14), the inverter (10) being equipped with a plurality of controllable switches (...  
WO/2013/190429A3
A control unit for identifying a fault in an electric motor or generator, the control unit comprising means for measuring a value of a first parameter associated with the operation of the electric motor or generator; means for increasing...  
WO/2013/190429A2
A control unit for identifying a fault in an electric motor or generator, the control unit comprising means for measuring a value of a first parameter associated with the operation of the electric motor or generator; means for increasing...  
WO/2013/189641A3
The invention relates to a method for actuating an inverter (10) by means of space vector pulse width modulation, in particular for actuating an electrical machine (14), wherein the inverter (10) has a plurality of controllable switches ...  
WO/2013/190429A9
A control unit for identifying a fault in an electric motor or generator, the control unit comprising means for measuring a value of a first parameter associated with the operation of the electric motor or generator; means for increasing...  
WO/2013/186975A1
An upper-level controller is installed with a plurality of different control software corresponding to a plurality of delivery destinations of a cooling blower for cooling a main machine battery installed on a vehicle. The upper-level co...  
WO/2013/186871A1
When measuring the cogging torque of a test motor from a q-axis current generated by a driving motor when bypassing a torque sensor and directly connecting the test motor to and driving the same with the driving motor, first the q-axis c...  
WO/2013/178907A3
A method for monitoring the torque produced by a motor vehicle engine (M), in particular an electric engine comprising: -a step (15, 20) of comparing an estimated or measured value of the torque produced by said engine (CE) with a low li...  
WO/2013/181570A2
A system (for controlling cooling of an alternator) compirses a control system, an alternator, and a blower fan, the alternator having a stator and a rotor. The control system is adapted to estimate one or more temperatures of the stator...  
WO/2013/181570A3
A system (for controlling cooling of an alternator) compirses a control system, an alternator, and a blower fan, the alternator having a stator and a rotor. The control system is adapted to estimate one or more temperatures of the stator...  
WO/2013/178907A2
A method for monitoring the torque produced by a motor vehicle engine (M), in particular an electric engine comprising: -a step (15, 20) of comparing an estimated or measured value of the torque produced by said engine (CE) with a low li...  
WO/2013/176981A1
A variable flux electric machine including a frame, an armature rotatably mounted within the frame, a first field having a plurality of windings that defines at least one wound pole fixedly mounted relative to the frame, a second field h...  
WO/2013/171403A1
A method for determining at least one state of an electric circuit (1), the electric circuit (1) comprising at least: -one electrical winding of a polyphase rotating electrical machine stator (4), said winding (4) comprising a plurality ...  
WO/2013/167309A3
The invention relates to a selection unit (60, 280) for selecting the configuration (K1 to K3) of an electric motor (10, 54, 250), comprising: an input unit (EE), which can receive at least one signal (295) or data, which indicates a dri...  
WO/2013/165753A3
A system and method for detecting ground faults in an AC motor drive is disclosed. A fault detection and protection system for an AC motor drive includes current sensors to measure first and second phase output currents, a voltage sensor...  
WO/2013/160142A1
The invention relates to a control device (1) for controlling a brushless DC motor (3). The control device (1) is designed to supply the DC motor (3) with energy. Furthermore, the control device (1) is designed to heat the DC motor (3), ...  
WO/2013/159461A1
A constant air volume control method of a motor. A function relationship Q = F(T, n, V) of an air volume is first established, and multiple rotating speed segments each have a corresponding adjustment coefficient V. A micro processor of ...  
WO/2013/159842A3
A drive arrangement (1) comprising an input (2) from a primary power source (5) and an auxiliary power source (7). The drive arrangement (1) incorporates a DC-DC converter (8) and a motor driver circuit (14). The motor driver circuit (14...  
WO/2013/161367A1
The present invention provides an electric motor control device capable of reducing the burden on the operator and automatically adjusting control parameters to achieve stable operation, and a method for automatically adjusting the devic...  
WO/2013/161399A1
Provided is a deposit detection device for an exhaust pump which can be implemented easily without generating burdens such as the installation of equipment for circulating a gas or the addition of or changing of a device operating mode. ...  
WO/2013/157542A1
This motor control device is an electric motor control device that has a control unit (control circuit unit) that outputs an electric motor forward-rotation command or a reverse-rotation command to the electric motor. The control unit is...  
WO/2013/157313A1
An electric-vehicle control device for setting a motor-torque command value on the basis of vehicle information, and controlling the torque of a motor linked to a drive wheel, wherein: at the motor-torque command value, a filtering proce...  
WO/2013/156793A3
A drive system for a motor 2 comprises a drive stage 15, control means16 arranged to control operation of the drive stage to control the drive current to the motor 2, and sensing means 30 arranged to generate a temperature output indicat...  
WO/2013/157314A1
A vehicle vibration-suppression control device is provided with: a first torque target-value calculation unit into which a motor torque instruction value is inputted, the first torque target-value calculation unit calculating a first tor...  
WO/2013/153328A3
A method for controlling the electric drive train (1) of a vehicle, said train comprising: - a polyphase electrical machine (4), comprising a stator electrical winding having a plurality of coils each forming an electrical phase of the s...  
WO/2013/150606A1
Provided is a rotation speed control device that is capable of reducing problems due to fluctuations of a drive voltage used for driving a rotary body. A drive voltage output unit (3) outputs a drive voltage in accordance with a setting ...  
WO/2013/150948A1
An electric power steering device equipped with a motor control device, said motor control device having a current detection circuit for detecting a motor current in the form of a detected current value, a drive control unit for driving ...  
WO/2013/150948A9
An electric power steering device equipped with a motor control device, said motor control device having a current detection circuit for detecting a motor current in the form of a detected current value, a drive control unit for driving ...  
WO/2013/143929A1
The method comprises the following steps: operating the synchronous machine (4) in idle mode; recording a measured phase-voltage value (206) of the synchronous machine (2); determining an expected phase-voltage value (208) by associating...  
WO/2013/143740A1
The invention relates to a control device (10) for controlling an engine drive torque (Mist), with a load estimation device (1) having a first input terminal for receiving a current engine rotational speed (ω), a second input terminal f...  
WO/2013/140906A1
In order to prevent a motor from performing regenerative braking when a short-circuiting failure occurs in MOSFETs constituting an inverter as well as when a ground fault or a supply fault occurs in any of phase output lines, a power con...  
WO/2013/136645A1
This motor control system is provided with: an upper level controller that receives notification signals and transmits command signals; a motor control device that transmits notification signals and receives command signals; a signal tra...  
WO/2013/137480A3
An electric tool for driving a tip tool, the electric tool includes: a removable battery; the brushless motor configured to generate a driving force for driving the tip tool; an inverter circuit configured to supply drive power from the ...  
WO/2013/132733A1
This motor control device comprises: a PWM demodulation processing unit for demodulating a PWM command signal (Si) into a speed command value (Vr); a rotation control unit for generating a motor driving value (Dd) according to the speed ...  
WO/2013/132941A1
A frequency control apparatus comprises: an input operation unit that determines whether a predetermined operation by an operator has been input; and a control unit that, when the input operation unit has determined that the predetermine...  
WO/2013/132986A1
This control device for a rotating electric machine is equipped with: a torque command calculation unit (40) that calculates a torque command; a braking force command calculation unit that calculates a braking force command; a first torq...  
WO/2013/131905A3
Method for limiting peak currents, particularly depending on a charge quantity provided by a voltage source, and the maximum pitch of the current flanks of an electric motor (11) for an electrohydraulic motor vehicle brake system, partic...  
WO/2013/129532A1
Provided is a dynamometer system capable of stable speed control and position control even in instances of large load inertia. A speed-control device (6C) in a dynamometer system is provided with: a speed-control-circuit unit (61A) for c...  
WO/2013/128505A1
This motor control device (8a) is provided with: units (6-10) for acquiring information indicating motor speed (ω) and motor torque (T); an air flow computer (11) for computing the air flow (Q) of a fan (1) on the basis of the motor spe...  
WO/2013/129294A1
A command value generating circuit (7) determines an acceleration profile (A(t)) representing temporal changes in acceleration of a mechanical load (3) in such a manner that: the mechanical load (3) accelerates from a standstill at a fir...  
WO/2013/123947A1
A rotating electrical motor having a stator with a plurality of stator poles each having a field coil that can be energized sequentially to produce a rotating magnetic field, and a rotor with a plurality of rotor poles for being driven i...  
WO/2013/125034A1
[Problem] To prevent a motor from stopping when an over speed alarm or the like occurs during the main circuit power supply voltage recovery. [Solution] A control unit (6) has a torque limitation unit (17) that begins a first torque limi...  
WO/2013/121852A1
Provided is a vibration suppression control device for an electric motor-driven vehicle, which suppresses the vibration of a vehicle with the electric motor as a power source, wherein the vibration suppression control device is provided ...  
WO/2013/120967A1
A method and controller for controlling the torque a wind turbine is described wherein the wind turbine is configured to deliver power via a converter to a public grid. The method comprises the steps of: receiving a fault signal; and, in...  
WO/2013/122111A1
A method for controlling a spherical motor (10) involves the following: creating beforehand and storing a torque map in which the positions of coils (18) of a stator (14) that are in a coordinate system of a rotor (12) are associated as ...  

Matches 301 - 350 out of 19,533