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Matches 451 - 500 out of 7,441

Document Document Title
WO/2013/094360A1
A converter circuit (2) converts an inputted alternating current power (1) to a direct current voltage (Vdc), and an inverter circuit (3) converts the direct current voltage (Vdc) to a three-phase alternating current and drives a synchro...  
WO/2013/095718A1
A traction motor drive system (200) includes a plurality of armatures (104) arranged in parallel with each other and a plurality of field circuits (105) arranged in series with one another. The plurality of field circuits (105) is arrang...  
WO/2013/069500A1
The present invention is provided with a simulation unit for simulating the operation of a virtual mechanical mechanism, and a drive control unit for controlling the driving of a plurality of servomotors on the basis of the result of the...  
WO/2013/035185A1
Provided is an overtemperature protection device for a motor applicable to a railway vehicle drive system which operates a plurality of motors in parallel by using one or more inverter devices. The overtemperature protection device is pr...  
WO/2013/034965A1
A motor control system includes: a converter; two inverters; two alternating-current motors; and a control unit. The control unit is configured to control the system voltage by feedback of a current phase of a current vector of motor cur...  
WO/2013/020355A1
A control system to realize input power changing along with both loads and rotate speed by an inverter bridge dragging many sets of motors, is composed of a stator voltage regulating unit(1), a motor unit(2), a rotor speed control unit(3...  
WO/2013/021460A1
An ECU (100) is mounted on a vehicle provided with first to third motors. Each of the first to third motors is provided with a rotor comprising a field coil, and a field control circuit and a switch formed on a closed circuit containing ...  
WO/2013/018209A1
An electric motor drive system comprises: a first interlock mechanism (160) constructed in such a way that a switch device (190) is opened by operation in response to an interrupter device (SP) assuming an operable state; a second interl...  
WO/2013/018786A1
This invention provides a load control system which facilitates the construction of a control system for controlling multiple load drive elements such as actuators for load drive. In order to drive control each of a plurality of load dri...  
WO/2012/176553A1
The purpose of the present invention is to obtain a motor control device for controlling a motor having a plurality of phases and for, when an open-state failure occurs at a target phase, quickly and accurately detecting at which of the ...  
WO/2012/173005A1
The present invention provides an extrusion press with which it is possible to eliminate nonuniformity in the degree of dynamic/thermal fatigue of electrical devices, control devices, and the like that drive hydraulic devices and hydraul...  
WO/2012/172647A1
[Problem] To allow a faulty wiring factor to be determined quickly and accurately. [Solution] This multiaxial motor drive system has: multiple motors (100) each equipped with an encoder (102); a high-order control unit (200) that outputs...  
WO/2012/164740A1
[Problem] To make setting-up easier to carry out. [Solution] A multi-axis motor driving system comprises: a plurality of motors (100) provided with encoders (102) for detecting speed; an upper-level control apparatus (200) for outputting...  
WO/2012/160874A1
A motor control device equipped with: an operation determination unit (6) that determines whether the motor (1) is in the operating state or the stopped state on the basis of an operation command signal X* or an operation signal Xm; an a...  
WO/2012/144002A1
A control apparatus (18) for performing a voltage conversion control for a voltage conversion circuit (12) between motor control circuits (14, 15) for controlling a plurality of motors (16, 17) and a power supply (10), characterized by b...  
WO/2012/126785A1
A drive system (DS) for a land craft comprises a machine system (M1, M2) for driving the land craft, the machine system comprising at least a first and a second electric machine (M1, M2) acting on a common drive shaft (S) for driving the...  
WO/2012/120681A1
An efficiency map generation device (100) is provided with: a total torque command value detection unit (111), which generates an efficiency map for a plurality of motors (M) connected to drive wheels of a moving body, and which detects ...  
WO/2012/120682A1
An efficiency map generation device (100) is provided with: a total torque command value detection unit (111), which generates an efficiency map for a plurality of motors (M) connected to drive wheels of a moving body, and which detects ...  
WO/2012/117609A1
[Problem] To increase reliability and reduce size. [Solution] A multi-shaft motor drive device (300) is a multi-shaft motor drive device that drives 8 motors (100) and comprises: 1-8 amp modules (302) that supply power to the motors (100...  
WO/2012/115815A1
A method for operating an ultracapacitor system (310) used in a mining excavator (100) powered by an electrical power source (302). The method includes the step of detecting whether a line power (1590,1600) from the electrical power sour...  
WO/2012/114897A1
Provided is a driving device for in-wheel motor vehicles, which can be reduced in size, weight and cost required for the manufacture thereof. The driving device for in-wheel motor vehicles comprises: multiple in-wheel motor sections (3A-...  
WO/2012/111406A1
Provided is an alternating-current rotating machine controller, wherein coordinated driving of the alternating-current rotating machine is enhanced by sharing pieces of information among multiple power converters and other auxiliary devi...  
WO/2012/096308A1
[Problem] To provide a motor drive force transmission device capable of inhibiting and continuously using the excessive heat of an electric motor generated from continuously operating same over a long period of time. [Solution] A motor d...  
WO/2012/093545A1
Disclosed is a motor control device provided with: an acceleration/deceleration processing unit (5) which performs acceleration/deceleration processing according to acceleration/deceleration parameters in which an inputted operation comm...  
WO/2012/077996A2
The present invention relates to a real-time servo motor controller based on a load weight, wherein the real-time servo motor controller is capable of not only adaptively controlling the servo motor when load inertia varies in accordance...  
WO/2012/077203A1
Provided is a control device (18) that controls voltage conversion with respect to a voltage conversion circuit (12) between a power supply (10) and motor control circuits (14, 15) that control multiple motors (16, 17). The control devic...  
WO/2012/073955A1
Desired is a drive control device wherein the total ripple current coming from a first inverter and a second inverter is reduced, to reduce the amount of heat to be generated by a capacitor and DC power supply lines. Provided is a drive ...  
WO/2012/069159A2
The invention relates to a drive arrangement in a motor vehicle, wherein a first drive (2), a second drive (3) and a third drive (5) are provided, wherein the drives (2, 3, 5) each have two supply connections (2a, 2b, 3a, 3b, 5a, 5b), an...  
WO/2012/064202A1
An electronically commutated motor is programmed by applying a low frequency mains supply (303) to trigger the motor into programming mode (304) and then applying configuration data (306) to the motor by yet further frequency variations....  
WO/2012/056842A1
A distributed linear motor (1) comprises a plurality of individual motors (3) which are each capable of functioning as an armature on a primary side of an independent linear motor and are arranged at intervals along the movement path of ...  
WO/2012/053687A1
Disclosed is a control system that is reconfigurable during operation, and a method therefor. The control system according to one embodiment of the present invention comprises a master controller which generates a bit stream, including r...  
WO/2012/035832A1
Provided is an electric work machine that is provided with an electric drive device that is capable of enhancing convenience when a storage element is charged by power from an external power source such as a commercial power system, and ...  
WO/2012/023231A1
Disclosed is an electro-hydraulic drive system for a work machine, allowing efficient operation by means of oil pressure and electricity. Said drive system, which adjusts the flow rate of a hydraulic fluid by means of a control valve (6)...  
WO/2012/020031A2
A control system for controlling an electrical machine comprises a controller component which receives a first signal providing a measured parameter of the electrical machine and a second signal providing a first reference parameter of t...  
WO/2012/014338A1
An actuator control system (1) is composed of a controlling-side controller (2), and one or more driving-side controllers (3) to be connected to the controlling-side controller (2) via motive-power lines (9). The controlling-side control...  
WO/2012/002234A1
Disclosed is a driving-force control apparatus for an electric vehicle, which comprises a determination unit (12), a driving-force command value calculation unit (13), and a command value output unit (14). When driving is performed at ta...  
WO/2011/135687A1
In the disclosed device, each of a first inverter and a second inverter are controlled by means of pulse-width modulation that uses a carrier signal. In order to reduce noise resulting from the first inverter and the second inverter, the...  
WO/2011/135777A1
Synchronous electric motor field excitation by a direct current or an alternating current enables a single main VVVF inverter to operate a plurality of synchronous electric motors having different numbers of rotations. The coils of the r...  
WO/2011/132304A1
The disclosed control device makes use of phase differences between per-wheel drive motors, allowing a single rotating magnetic field to control each drive motor. Each wheel (1) is provided with a corresponding power-transmitting motor (...  
WO/2011/109984A1
A coaxial driving system for two permanent magnet synchronous motors comprises two coaxial motors, a motor controller and a position feedback device All power lines of the two coaxial motors are connected to a power output port of the mo...  
WO/2011/104809A1
Disclosed is a multi-drive system elevator control device that can reduce the gate signal wires between a gate amplification device and power conversion devices, and in which increasing noise resistance in the gate signal is possible. Th...  
WO/2011/096364A1
Provided are a highly reliable electrically-driven operation device capable of automatically correcting balance by a simple configuration with a small number of components, and a working machine using the same. A first electrically-drive...  
WO/2011/090142A1
A motor control apparatus (10) is provided with a full-bridge type MERS (100), a line path (150), a control circuit (200), and a plurality of connection switches (SWMi), and is connected between an AC power supply (VS) and a plurality of...  
WO/2011/086994A1
Provided is a control device for fan filter units or the like. In an emergency, when an anomaly has occurred in a motor or motor control device, the provided control device immediately analyzes the anomaly and performs prompt, situation-...  
WO/2011/074972A1
Complete drive system, called motor-drive unit, for use in remote locations with limited radial space like downhole, narrow tunnels, pipelines and other applications with similar conditions. Given the spatial limitations the unit must ha...  
WO/2011/064970A1
Provided is a load drive system which is small in size and has a high noise suppression effect irrespective of the control duty even when a load drive system that includes three 3-phase inverters is constructed. The load drive system com...  
WO/2011/057692A1
A machine for processing food products in at least one basin (12a, 12b) with the use of a mixer (13a, 13b) activated by a motor (11a, lib) controlled by an inverter (10a, 10b), in turn in communication with an electronic card with a micr...  
WO/2011/052722A1
Provided is a cooperative control device capable of advanced cooperative control. The cooperative control device for cooperatively controlling a plurality of control objects is provided with a pair of output control systems, a pair of cr...  
WO/2011/045966A1
Disclosed is a hybrid vehicle driven by means of a power unit which is provided with: a first rotary machine comprising a first rotor, a first stator and a second rotor, and in which the number of magnetic poles occurring in an armature ...  
WO/2011/040168A1
The disclosed device suppresses aliasing during current sampling whilst using an arithmetic processing unit having limited processing capacity and even when the electric motor rotational speed is high. The disclosed control device for co...  

Matches 451 - 500 out of 7,441