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Matches 251 - 300 out of 18,330

Document Document Title
WO/2012/086550A1
A motor control device controls operation of a control object that has a motor and an oscillatable element. The motor control device comprises: a generation unit that generates, in accordance with status information that relates to the o...  
WO/2012/086460A1
The embodiment of the present invention prevents a motor drive wheel from idling. Specifically, the motor drive control device of the present invention is provided with: a first calculating unit for calculating a first vehicle speed of a...  
WO/2012/079936A3
The invention relates to a method for operating an electric hand tool (10) driven by an electric motor, comprising an overload protection for protecting at least one component (12, 30) of the electric hand tool (10) against thermal overl...  
WO/2012/076212A3
The invention relates to a method for controlling an electric machine (14), especially for using in a drive train (12) of a motor vehicle, the electric machine (14) comprising three phase conductors by which means it is supplied with ele...  
WO/2012/076213A3
The invention relates to a method for operating an electric machine (12), especially for providing driving power for a drive train (10) of a motor vehicle, the electric machine (12) being controlled by means of a plurality of phase curre...  
WO/2012/077233A1
To be obtained in the present invention is a rotating electrical machine that can be made more compact. The rotating electrical machine is provided with: a stator (2) comprising an armature winding (9); a rotor (3) installed rotatably in...  
WO/2012/077767A1
Disclosed is a motor control circuit for variably controlling motor speed, capable of automatically setting an appropriate control gain depending on the set motor speed. The disclosed motor control circuit (10) is provided with: a period...  
WO/2012/072314A2
The invention relates to a method and a device for operating an externally excited electric machine (1), in particular synchronous machine. In this context, a variable which characterizes a rotor temeperature (Temp_Rotor) and/or a stator...  
WO/2012/072075A3
A power supply (1 ) for electronic equipment, such as measurement equipment and signal transmitters for industrial control systems, said power supply being adapted to be connected to a wide range of voltages of the supply network and com...  
WO/2012/072314A3
The invention relates to a method and a device for operating an externally excited electric machine (1), in particular synchronous machine. In this context, a variable which characterizes a rotor temeperature (Temp_Rotor) and/or a stator...  
WO/2012/070275A1
The present invention provides a drive control system that reliably prevents careless runaway from initial operation by promptly detecting an error in the forwarding of position detection data. A position detector is given the function o...  
WO/2012/069229A3
The invention relates to a method for driving an electric machine (14) in the motor runup mode by means of power electronics (18), in particular for use in a motor vehicle (10), wherein the power electronics (18) have a plurality of driv...  
WO/2012/067229A1
Position control devices that have a speed control system in a minor loop and a position control system in a major loop are difficult to adjust so as to ensure a high level of responsiveness. This position control device includes a distu...  
WO/2012/063518A1
This automatic breadmaker is provided with: a kneading/mixing motor (50) that can apply rotary power that causes low-speed rotation to a driving shaft; a pulverizing motor (60) that can apply rotary power that causes high-speed rotation ...  
WO/2012/063352A1
An upper-level controller and a motor controller, which constitute a motor control system for driving a motor, each includes process for determining whether a motor operating state is normal or not according to the relationship of an ope...  
WO/2012/058784A1
A method for controlling a portable appliance (10) includes: measuring an input current supplied to a motor (18) of the portable appliance (10) and measuring a rotational speed of a shaft (60) of the motor (18); determining a current lim...  
WO/2012/059368A3
The invention relates to a pitch drive circuit (50, 52, 54), which can operate in emergency mode, for a wind or water power plant (80), said circuit comprising at least one rectifier unit (14), at least one DC intermediate circuit (18), ...  
WO/2012/060180A1
In order to realize as high speed and highly precise control as possible against mechanical systems with many characteristics, a motor controlling device has a filter characteristic in which, a frequency response gain is approximately 1 ...  
WO/2012/056868A1
In order to improve the accuracy of estimating the frequency and attenuation coefficient of residual oscillation in which a plurality of frequencies are superimposed, an electric motor control device of the present invention comprises: a...  
WO/2012/053954A1
The invention relates to a method for function detection in a feed configuration (230; 302a; 302b; 303a; 303b) which comprises feed lines (302a; 302b; 303a; 303b), an electronic conversion unit (310; 230) and a three-phase electric motor...  
WO/2012/049041A1
The invention relates to a drive device (2) for driving a component (3) of a household appliance (1), comprising an electric drive motor (4) and a control device (10) for setting an electric power output delivered to the drive motor (4),...  
WO/2012/047476A3
High-power synchronous motors are commonly used in mining operations, for example, in gearless draglines, gearless conveyor drives, and gearless mill drives. Substantial electromagnetic energy is stored in the inductive field windings. I...  
WO/2012/042324A1
A temperature protection device includes a temperature detector (31, 32, 33, 34, 35, 36), a temperature estimator (64), a overheated state determining component (37, 65) and an overheating protection component (66). The temperature detec...  
WO/2012/039309A1
The present invention performs, without burdening a microcomputer, processing such as determination processing for confirming stoppage of a motor and so-called interruption processing for isolating a relay, and unnecessary power is not s...  
WO/2012/035385A3
An inverter apparatus basically includes an inverter (3), a rotational speed detecting component (12, 26, 27) and a control component (9). The inverter (3) includes a plurality of pairs of switching elements (Ql to Q6). The control compo...  
WO/2012/032393A1
In an electric power steering system, a control signal output section outputs independent dual-system control signals to driver circuits that are disposed in connection with independent dual-system motor coils. The control signal output ...  
WO/2012/031656A1
The invention relates to a motor vehicle power steering system having four groups of MOSFETs in which, with respect to the direct voltage of the on-board power system, the MOSFETs of the first group (20) and of the second group (21) are ...  
WO/2012/031621A1
An electrical machine with a rotor 112 or the stator 104 comprising a plurality of discrete field modules 102, and the other one of the rotor 112 and the stator 104 comprising a plurality of armature coils 114 connected to different powe...  
WO/2012/029774A1
A motor control device (30) comprises: a capacitor (51) for smoothing the fluctuation of input direct-current power; a voltage detecting unit (41) for detecting the voltage of the capacitor (51); an inverter circuit unit (80) for supplyi...  
WO/2012/028406A3
The invention relates to a circuit assembly for the pulse width modulated actuation of an electric motor. The circuit assembly has at least one transistor half bridge comprising a semiconductor switch, in particular an N-MOS transistor, ...  
WO/2012/028092A1
The invention relates to an AC/DC multi-function motor with molecular integrated circuits based on molecular electrical technical principles of molecular integrated circuits. A function processing system is composed of a stator (ST) with...  
WO/2012/025312A3
The invention relates to a method and a device for controlling a synchronous machine which has a stator, a rotor and magnets disposed on the rotor. When the synchronous machine (S1) has been produced or serviced, a nominal value ¤łnenn i...  
WO/2012/022970A3
A measurement circuit in a motor circuit generates signals for use in a motor control strategy for an electric motor. The measurement circuit comprises a first current sensing means which produces an output signal indicative of the curre...  
WO/2012/020714A1
Provided is a motor control apparatus wherein a robot can be made to move appropriately even when a momentary voltage drop occurs, without stopping a motor that makes the robot move. The motor control apparatus (101), which controls a mo...  
WO/2012/018985A3
Various embodiments of a motor controller are disclosed. In exemplary embodiments, the motor controller can be instructed to select an operational profile based on the duration of power loss. In an exemplary embodiment, the system compri...  
WO/2012/018985A2
Various embodiments of a motor controller are disclosed. In exemplary embodiments, the motor controller can be instructed to select an operational profile based on the duration of power loss. In an exemplary embodiment, the system compri...  
WO/2012/013498A3
The invention relates to an electric motor, in particular a starter motor (3) for starting an internal combustion engine (2), having a commutator, a brush apparatus having pairs of brushes, having a bus bar (16) at the positive pole and ...  
WO/2012/014249A1
Disclosed is a motor control device that detects abnormalities of a motor or of a machine corresponding to the load of the motor, and thus is effective in protecting the motor or machine. Further disclosed is a method for controlling sam...  
WO/2012/013447A3
The invention relates to a regulating method and device for loss-optimized operation of a separately excited synchronous machine having a stator and a rotor, including the steps of: making reference values for stator and rotor currents a...  
WO/2012/011521A1
Provided is an electrically driven vehicle, wherein unexpected vibration or shock is inhibited during interruption of torque transmission. An electric vehicle having an electric motor (1) as the motive power source thereof is provided wi...  
WO/2012/008333A1
Provided is a malfunction diagnosis apparatus for a vehicle, wherein a malfunction of a motor apparatus can be detected before a necessity to activate the motor apparatus arises. The malfunction diagnosis apparatus for a vehicle conducts...  
WO/2012/008222A1
A motor control device which achieves an improvement in control performance while ensuring the stability of a control system is provided. The drive of a motor (2) is controlled by a motor control device main unit (10). The motor control ...  
WO/2011/162007A1
Disclosed are an electric powered cylinder control method and control system, which are capable of avoiding damage to a load detector that is coupled to an electric powered cylinder or a rod of an electric powered cylinder, said damage r...  
WO/2011/157916A1
The invention relates to a voltage inverter capable of operating in the event of a short-circuit or open-circuit fault. To do so, the voltage inverter according to the invention comprises: a load (1) having three phases (2, 3, 4), each p...  
WO/2011/158356A1
In the disclosed motor driver control device, a position-command-pulse generation means generates a position-command pulse, which is outputted to a motor driver, by advancing the initial phase thereof by a phase that initial phase inform...  
WO/2011/158876A1
An electronic control device comprises: a control unit (2); a plurality of power supply units (1-1, 1-2) which supply power to the control unit (2); and a power abnormality detection unit (3) which detects abnormalities in the plurality ...  
WO/2011/155264A1
A motor comprises: a motor coil; a motor-driving power supply which is so adapted as to supply an electric power to the motor coil; a control circuit which is so adapted as to control the operation of the motor coil; and a control power ...  
WO/2011/155189A1
A motor drive device is provided with: a drive control unit which generates a drive signal (trq); a limiter which limits the range of the drive signal (trq) value; a limit value generation unit which generates a limit value (lmt); and a ...  
WO/2011/152558A1
In the disclosed control device without position sensors which controls a synchronous machine having a multiple winding configuration, integration processing is performed to integrate phase estimation information of multiple inverters ev...  
WO/2011/148623A1
A motor control apparatus is provided with a first notch filter arranged within a feedback control system; a vibration extraction filter for outputting a signal (x1) containing vibration components therein; a second notch filter into whi...  

Matches 251 - 300 out of 18,330