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Matches 251 - 300 out of 9,287

Document Document Title
WO/2012/060180
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/2012/056868
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/2012/053954
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/2012/049041
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/2012/047476
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/2012/042324
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/2012/039309
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/2012/035385
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/2012/032393
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/2012/031656
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/2012/031621
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/2012/029774
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/2012/028406
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/2012/028092
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/2012/025312
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 ψnenn i...  
WO/2012/022970
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/2012/020714
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/2012/018985
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/2012/018985
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/2012/013498
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/2012/014249
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/2012/013447
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/2012/011521
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/2012/008333
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/2012/008222
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/2011/162007
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/2011/157916
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/2011/158356
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/2011/158876
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/2011/155264
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/2011/155189
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/2011/152558
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/2011/148623
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...  
WO/2011/148852
A motor control device is provided with: a command speed calculation means (101) for outputting a command speed (ωr) from the external input basic speed (ωb) and the proportional gain (α); a norm speed formation means (108) for calcul...  
WO/2011/145475
Disclosed is a motor control device capable of improving ability to follow mechanical physical quantity command values of an object even if the object exhibits nonlinear characteristics in response to the mechanical physical quantities a...  
WO/2011/145366
A motor control device configured so that an object to be driven is stably controlled in order to cause the object to approach and make contact, with low impact, with an object to be pressed, so that the vibration occurring when the obje...  
WO/2011/145476
Provided is a motor control apparatus, wherein over-shooting of pressure can be inhibited from happening, and follow-up capability of a dynamic physical-quantity of a mechanical load for acting upon an object to be pressurized, with resp...  
WO/2011/145451
A motor control device is provided with: a tracking control unit (3) that computes a pre-correction torque command based on the difference between a signal that commands the operation of a motor (1) and a detection signal that is the det...  
WO/2011/143087
A chiller system (200) includes a motor (212), a motor controller (214) connected to the motor (212), the motor controller (214) operative to send a control signal to the motor (212), a rectifier (206) connected to an alternating current...  
WO/2011/133995
The invention relates to an intrinsically safe converter (4) or a converter (4) comprising a safety unit (7), and to a method for the safe operation of a converter (4) for rotating electrical machines (6), the converter (4) being arrange...  
WO/2011/135633
A motor drive device is provided with a position detection unit (4) which detects the rotational position of a motor (1), a speed detection unit (5) which detects the rotational speed of the motor (1), a control unit (6) which, on the ba...  
WO/2011/134612
A system (2) for off-mains switching of a drive device that can be connected to an AC network and comprises at least one drive motor (4) and a mains-connected voltage source (8) for producing an operating potential, comprises a first swi...  
WO/2011/133995
The invention relates to an intrinsically safe converter (4) or a converter (4) comprising a safety unit (7), and to a method for the safe operation of a converter (4) for rotating electrical machines (6), the converter (4) being arrange...  
WO/2011/135634
A motor drive apparatus is provided with: a position detection unit (1) for detecting the rotating position of a motor (100); a velocity detection unit (2) for detecting the rotating velocity of the motor (100); a control unit (3) for ge...  
WO/2011/136160
Disclosed is a servo control device for causing an object to be controlled to follow an arbitrary target value at high speed with high precision without causing saturation of control input or saturation of a rate of change to occur. The ...  
WO/2011/132411
A motor control apparatus that controls the rotation angle of a motor (111), which drives a rotating body (112), is provided with: a synchronizing means (200) for generating and outputting interruption signals (700) on the basis of an ex...  
WO/2011/128695
A control system for an electric motor comprises a current sensing means arranged to produce a current sensing output indicative of electric current in the motor, current control means arranged to receive the current sensing output and t...  
WO/2011/128165
The invention relates to an electric delivery pump for delivering a fluid medium, in particular for delivering fuel in a fuel injection system. Said delivery pump comprises a pump unit and a drive unit which has a motor provided with a p...  
WO/2011/124745
The invention relates to an adjustment device (1) for controlling the electric drive (2) of an elevator in connection with a voltage reduction of the supplying network. The electric drive of an elevator comprises an electric motor (3) an...  
WO/2011/125814
Disclosed is an actuator that supplies power during a power outage at an appropriate timing to a detector for detecting the position of a driven object, is able to suppress power consumption by the detector, extending the endurance of a ...  

Matches 251 - 300 out of 9,287