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WO/2009/065540 |
Disclosed is a fan arrangement (20) comprising a fan (24) that is driven by an electric motor (22), a device for continuously detecting an actual electrical value associated with the electric motor (22) during operation, an input device ...
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WO/2009/063772 |
An electrically driven power steering device is provided with a voltage detector (17) that detects a voltage VB of a battery (9) functioning as a main electric power source and a voltage detector (18) that detects a voltage VC of an auxi...
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WO/2009/061178 |
A bicycle apparatus with controllable load comprises: - rotatebly mounted pedals (2); - a controllable brake member (5); - an actuator (11) for actuating the brake member (5). - An actuator control member (120) provides a control signal ...
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WO/2009/061178 |
A bicycle apparatus with controllable load comprises: - rotatebly mounted pedals (2); - a controllable brake member (5); - an actuator (11) for actuating the brake member (5). - An actuator control member (120) provides a control signal ...
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WO/2009/054239 |
It is possible suppress vibration of a rotary machine in a rotary machine control device. A drive control system (10) of a fuel cell vehicle having a rotary machine includes a control unit (60) having: a drive permission power calculatio...
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WO/2009/040280 |
The invention relates to a method and a device for controlling an electric motor by means of pulse-width modulated control signals. Control pulses having a target pulse duty cycle and pulse widths and pulse spacing varying over time are ...
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WO/2009/032365 |
A technique can recover from motor stalls caused by misalignment of motor position sensors such as Hall-effect sensors. In a normal operating mode, a motor controller provides motor drive current to the motor windings based on the sensor...
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WO/2009/028735 |
Provided is a sub control system power line (81) which supplies power from a sub power device (50) to an electronic control device (60). When a main power voltage v1 has become a main power judgment voltage v1 or below, a power control u...
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WO/2009/024090 |
Methods and apparatuses are provided for controlling an environmental system or a furnace with an variable speed motor by using the environmental information received through a network. The control apparatus includes a network controller...
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WO/2009/025132 |
A motor controller with an inertia moment identifier in which, when there is friction or fixed torque disturbance, the inertia moment of a motor to which a load is coupled can be accurately identified with only a minute operation and a h...
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WO/2009/019953 |
A motor control device and a gain adjustment method thereof which can adjust a gain while updating the gain value of a control part by detecting the occurrence of oscillation of a feedback loop. The motor control device has a motor (1), ...
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WO/2009/016884 |
In the way of channels (41A, 41B) for circulating lubricant through a wheel fixing tube (19) rotating integrally with a rear wheel (7), a lubrication pump (46) being driven by an electric motor (47) is provided. Drive/stop of the lubrica...
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WO/2009/013669 |
The invention relates to a power supply unit (PSU) for powering from the mains (10) an actuator (100) for controlling a mobile home automation screen (200) and including an electric motor (30), a means (60) for receiving instructions and...
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WO/2009/013669 |
The invention relates to a power supply unit (PSU) for powering from the mains (10) an actuator (100) for controlling a mobile home automation screen (200) and including an electric motor (30), a means (60) for receiving instructions and...
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WO/2009/007681 |
A control system for an electric motor comprises processing means arranged to perform a control process which includes monitoring electrical voltages applied to the motor and electrical currents in the motor, and estimating from them the...
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WO/2009/009232 |
A system and method for determining stator winding resistance, and a temperature of the stator windings based on the stator winding resistance for thermal protection of an AC motor. The system includes a circuit having an input connectab...
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WO/2009/009232 |
A system and method for determining stator winding resistance, and a temperature of the stator windings based on the stator winding resistance for thermal protection of an AC motor. The system includes a circuit having an input connectab...
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WO/2009/007671 |
A synchronous electrical machine comprising a plurality of phases, detecting means arranged to detect a fault in at least one of the phases of the synchronous electrical machine, isolating means arranged to isolate the at least one phase...
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WO/2009/007681 |
A control system for an electric motor comprises processing means arranged to perform a control process which includes monitoring electrical voltages applied to the motor and electrical currents in the motor, and estimating from them the...
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WO/2009/007671 |
A synchronous electrical machine comprising a plurality of phases, detecting means arranged to detect a fault in at least one of the phases of the synchronous electrical machine, isolating means arranged to isolate the at least one phase...
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WO/2009/001584 |
A controller of an electric vehicle capable of surely detecting abnormality of a motor controller and reducing a cost. The controller of the electric vehicle has a travel control means (1) for calculating target driving torque of an elec...
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WO/2008/149638 |
It is an object to improve the stability of driving control at a starting-up period of a motor without complicating the structure of a circuit. For a period that the number of rotations of a rotor does not reach the one sufficient to loc...
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WO/2008/146555 |
A fan motor device is provided with a fan motor (4); an inverter section (3), which is arranged inside a housing (20) of the fan motor (4) and outputs a voltage to the fan motor (4); and a motor controlling microcomputer (5), which is ar...
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WO/2008/139800 |
A device for selecting a motor controller in which transmission mechanism elements can be combined in series or parallel and the combination of transmission mechanism elements is stored as a subsystem model, the subsystem model thus stor...
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WO/2008/138454 |
The invention relates to an electric drive which comprises at least one motor (31) which is or can be supplied with an electric motor current (30) by means of a converter (26), a current regulator (22) by means of which the motor current...
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WO/2008/138454 |
The invention relates to an electric drive which comprises at least one motor (31) which is or can be supplied with an electric motor current (30) by means of a converter (26), a current regulator (22) by means of which the motor current...
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WO/2008/138663 |
The invention relates to a method for operating a non-stalling electric motor (2), comprising the following steps: determining an indication of the motor temperature (T); providing an actuating voltage for operating the electric motor de...
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WO/2008/138864 |
A control unit (CTL) has a link capacitor (C) and an inverter (WR) and is designed for controlling an electrical machine (EM). For operating the control unit (CTL), the inverter (WR) is controlled in such a way that a quick discharge of ...
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WO/2008/135520 |
The present invention relates to a motor (1) and the control method thereof wherein the erroneous operation of the position sensors (4) can be detected without delay. The motor (1) of the present invention comprises a control unit (5) th...
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WO/2008/135327 |
The invention relates to a method for correcting errors in an electrical machine of a hybrid drive, comprising the following steps: detection of whether at least one operation parameter of the electrical machine exceeds an assigned opera...
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WO/2008/128893 |
The invention relates to a device switch for an electric tool, in particular a battery-operated electric tool. A power circuit for supplying power of a motor and an electronic circuit for monitoring the temperature, power and current is ...
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WO/2008/128893 |
The invention relates to a device switch for an electric tool, in particular a battery-operated electric tool. A power circuit for supplying power of a motor and an electronic circuit for monitoring the temperature, power and current is ...
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WO/2008/119477 |
The invention relates to a motor arrangement (1) comprising a motor (4) on which a transmitter device (6) is arranged, a regulating device (2) which is spatially separated from the motor, communicates with the motor (4) via at least one ...
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WO/2008/117744 |
A poly-phase load drive capable of driving a poly-phase load with a simple operation. A motor driver circuit (MDI) receives the supply of a control signal from each of first to fourth signal lines (SL1 to SL4) to drive a motor (M1). Firs...
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WO/2008/117603 |
When a sensor value outputted from a rotational position sensor due to mechanical tolerance occurring in the structure of the rotational position sensor is including an error, an actual number of revolutions (curve k6) calculated from th...
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WO/2008/117515 |
A motor control device is a device for controlling a fan motor and controls motor speed so as to maintain a predetermined airflow value. The motor control device comprises an input terminal for receiving a first operation parameter indic...
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WO/2008/114026 |
A braking control system suitable for limiting or preventing rotation of a turbine of a wind powered generator, comprising sensing means, operable to sense the short circuit output current of the generator, wich is proportional to the st...
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WO/2008/108292 |
A motor controller which can perform torque ripple correction with high precision, and a motor and a torque ripple correction method. The motor controller comprises a section (51) for creating an electric angle from a position signal, a ...
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WO/2008/105333 |
[PROBLEMS TO BE SOLVED] An actuator voltage control method in DC driving of a DC driving source is provided for making it possible to significantly improve an acceleration disturbance eliminating performance, so that the positioning prec...
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WO/2008/101837 |
The invention relates to a method and device for monitoring the operation of a synchronous motor (1,1') comprising a stator (3,3') with a conducting stator winding, for generating a stator field and a rotor (2,2'), forming a magnetic pol...
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WO/2008/095565 |
The invention relates to a fan arrangement and a method for operation thereof, comprising a control module (1) for controlling two circuit breakers, two circuit breakers (3, 4), two electric motors (5, 6) which have their operating volta...
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WO/2008/093486 |
Moment of inertia identification device and identification method for identifying the moment of inertia of a motor coupled with a load precisely only with minute movement when friction or constant torque disturbance exists. A motor contr...
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WO/2008/092755 |
The invention relates to a method for controlling a generator. If it is detected that an actual temperature on the generator exceeds a predefined temperature threshold value, the target output voltage of the generator is incrementally re...
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WO/2008/087893 |
A servo motor control device having a feedback loop includes: an oscillation detection unit which detects oscillation of the feedback loop and outputs an oscillation detection signal; a parameter operation unit which operation-instructs ...
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WO/2008/084755 |
When the steering angular velocity |ω| is not smaller than the judgment angular velocity ωth, it is assumed that an electric motor is in a predetermined power use state and a limit judgment threshold value Vonth is set to a first volta...
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WO/2008/075558 |
A position controller and a position control method which can achieve high-speed high-precision follow-up characteristics of position command free from overshoot, and can achieve strong suppression characteristics for external disturbanc...
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WO/2008/069205 |
A motor drive control apparatus, an electrically driven assist apparatus and a responsiveness feedback control method wherein even if a target rotational speed oscillates during a low speed operation, the occurrence of hunting of the rot...
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WO/2008/068275 |
The invention relates to a device for controlling the mode of operation of an electric circuit in a motor vehicle. It has a protective circuit comprising a detection unit and a control unit. The detection unit is provided for detecting t...
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WO/2008/065836 |
A method for adjusting an output filter in which desired response characteristics can be obtained by a convenient calculating method and in only one measuring operation. A motor controller comprising a section (3) for detecting the opera...
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WO/2008/053772 |
Provided are a motor control device, which can estimate an inertial moment highly precisely within a small working range and even in case the gradient of a low frequency is not fixed due to the influence of friction or control, and a con...
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