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WO/2015/098753A1 |
This system is provided with a converter (4) for converting alternating current to direct current, an inverter (5) for converting the direct-current power supplied from the converter (4) to alternating-current power, a servo control devi...
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WO/2015/095160A1 |
While motors or generators stacked in series may allow for higher operating voltages, such motors or generators may also exhibit instability. To minimize instability, the motors or generators may be controlled to have an approximately eq...
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WO/2015/093473A1 |
Provided is a vehicle slip determination device that can avoid erroneous determinations of excess slipping of vehicle wheels during switches between driving and braking of the vehicle wheels by an electric motor, and improve determinatio...
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WO/2015/091222A1 |
The invention relates to a primary pump (100) of a nuclear reactor, comprising: a through shaft (101); a first electric motor (120), referred to as primary motor, powered by a primary power supply network (10), said primary motor allowin...
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WO/2015/093128A1 |
This device, which is for controlling a power converter (10) such as an inverter that operates a plurality of induction motors (41) that are connected in parallel to each other and are mechanically coupled, is provided with: a current de...
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WO/2015/068553A1 |
A speed distribution unit (200) calculates a left speed command value (Vlref) for indicating a speed for a left running motor and a right speed command value (Vrref) for indicating a speed for a right running motor on the basis of an inp...
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WO/2015/063864A1 |
A motor control program transfer system (1) is provided with: a host controller (2) having memory (21) for storing a motor control program, an identification information assignment unit (24) for repeating an operation in which unique ide...
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WO/2015/045924A1 |
This rotary electric machine is equipped with an inner rotor, an outer rotor, a stator, a first motor-generator comprising the inner rotor and the outer rotor, a second motor-generator comprising the outer rotor and the stator, first and...
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WO/2015/045170A1 |
A speed calculation unit (3) calculates an angular speed of an electric motor (11) on the basis of pulse signals outputted from a PG (12), and an acceleration calculation unit (4) calculates angular acceleration of the electric motor (11...
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WO/2015/044740A2 |
A power supply system includes a first controller that, controls an MG1 inverter, a second controller that controls an MG2 inverter, and a voltage sensor that detects a voltage generated from a pair of output terminals. The first control...
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WO/2015/045300A1 |
A multiaxial robot power shut-off device comprises: a plurality of motors (M1-M6) that drive each of a plurality of shafts of a multiaxial robot; a plurality of power converters (11) that control the motion of each of the plurality of mo...
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WO/2015/011955A1 |
A reciprocating electric tool according to an aspect of the present invention comprises a mounting unit, a motor, a power transmission unit, and a control unit. The control unit is configured so as to: operate the motor at a first speed ...
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WO/2015/011944A1 |
In order to minimize effects on control precision of a rotary electric machine and to reduce product cost, the present invention pertains to a drive device comprising a rotary electric machine (MG) for wheel drive, an AC rotary electric ...
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WO/2014/194104A1 |
A system that improves on known systems for reducing output torque by a motor in the event of a jam may include an electromechanical actuator (EMA), a motor configured to drive the EMA and a controller. The controller may be coupled to t...
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WO/2014/181438A1 |
[Problem] To determine whether or not miswiring is present while reliably preventing unexpected operation in a motor. [Solution] A multi-axle motor driving system (1) has a multi-axle driving device (300) and a plurality of motors (100),...
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WO/2014/167648A1 |
Causing a part of a bus voltage smoothing capacitor in a multiaxial driving apparatus to be enabled for use as a power-assisting storage device for regenerative power accumulation obviates having to add a power-assisting storage device r...
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WO/2014/162701A1 |
According to the present invention, when a control unit (67) of a motor controller (60) controls a first circuit (61), a second circuit (62), and a third circuit (63) to simultaneously rotate a first DC motor (21) and a second DC motor (...
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WO/2014/156386A1 |
In the present invention, each electric motor has a zero-phase current detector, a phase current detector, and a phase voltage detector attached thereto, and four different types of electric motor abnormalities are detected using only vo...
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WO/2014/148427A1 |
Provided is a motor drive device capable of reducing the loss between a drive power source and a control device. The motor drive device (6) comprises: a plurality of motors (4), a single drive power source (7) for driving these motors (4...
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WO/2014/142928A1 |
A method for controlling a first motor and a second motor to synchronize respective positions of the first motor and the second motor may comprise comparing the positions to determine a position difference, incrementally increasing a spe...
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WO/2014/128433A2 |
This invention concerns an electric drive system (200) for driving an output. The electric drive system comprises: a first electric motor (250) arranged to drive a first input shaft (230) at a first angular velocity, ω1, and a second el...
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WO/2014/126941A2 |
To accomplish the invention, each individual stator pole winding has its own voltage and amperage matched battery, capacitor or storage device pack or packs and winding system controller or controllers which are signaled for operations a...
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WO/2014/112109A1 |
A control device (100) for a vehicle motor controls a motor (MG1, MG2) capable of achieving a plurality of characteristics where the upper limits for the output of torque are mutually different. The control device for a vehicle motor com...
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WO/2014/089613A1 |
An electrical machine comprising: at least one stator, at least one module, the at least one module comprising at least one electromagnetic coil and at least one switch, the at least one module being attached to the at least one stator; ...
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WO/2014/087134A2 |
An electric machine (100) has a primary mechanical output or input, a plurality of electric sub-machine rotors (102) each having an output or input shaft (104), a plurality of electric sub-machine stator magnets proximate the rotors, a d...
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WO/2014/082249A1 |
Disclosed are a directly coupled servomotor transmission structure and a control system therefor. The transmission structure comprises a servomotor and a printing plate roller, with the servomotor and the printing plate roller being conn...
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WO/2014/081437A2 |
A system for controlling multiple inverter-driven loads includes a controller that is configured to be coupled with an inverter that receives direct current and converts the direct current into an alternating current in order to supply t...
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WO/2014/072409A2 |
The invention relates to a system with a first electric motor (12) and a second electric motor (14) which are mechanically coupled to each other via a common line section (17) of the system. The line section (17) exhibits a natural torsi...
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WO/2014/048604A1 |
The invention relates to a device and a method for detecting wheel-track friction, suitable for detecting the friction of a wheel of a vehicle (6) on a track, said device being characterised in that it comprises: an electric circuit comp...
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WO/2014/045407A1 |
A current command generation unit (117) generates a current command indicating a current value supplied from an inverter circuit to multiple electric motors which are parallel-connected. A voltage command calculation unit (120) generates...
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WO/2014/037683A1 |
This invention relates to methods and devices for motor speed control. The invention has particular application in the control of motors over packet networks. In embodiments of the invention, phase-locked loop principles are used to remo...
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WO/2014/033026A2 |
If a plurality of motors are fed from an intermediate circuit via inverters, the current in the intermediate circuit has a plurality of harmonics (-5th, -3th, -1st, +1st, +3rd, +5th). To prevent coupling capacitors of the intermediate ci...
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WO/2014/019373A1 |
A centralized motor controller for controlling multiple motors is connected to an application system controller and used for receiving an instruction of the application system controller to control multiple independent motors. The centra...
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WO/2014/019371A1 |
A centralized motor controller convenient in configuring motors is connected to an application system controller and used for receiving an instruction of the application system controller to control multiple independent motors. The centr...
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WO/2014/020884A1 |
A motor drive apparatus is provided with: a plurality of inverter circuits (11, 21, 31) provided corresponding, respectively, to a plurality of motors (1, 2, 3); a control means (40, 50, 60) for controlling the inverter circuits using sw...
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WO/2014/015678A1 |
An HVAC control system of a household central air conditioner comprises an HVAC system controller, a centrifugal blower motor, a compressor motor, and an axial fan motor. The HVAC system controller comprises an HVAC microprocessor, a sen...
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WO/2014/013614A1 |
A voltage control unit (13) generates a d-axis voltage command value and a q-axis voltage command value on the basis of an operation command signal and a three-phase current. When the state in which the absolute value of the resultant ve...
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WO/2014/010061A1 |
The purpose of the present invention is to reduce the size and lower the cost of a control board for an on-board motor drive, in a form in which it is possible to ensure power-source redundancy. The control board (10) for an on-board mot...
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WO/2013/179546A1 |
This control unit for an air conditioner carries out drive control of first direct-current motors (15a, 15c) and second direct-current motors (15b, 15d) while detecting the rotational positions thereof from angle patterns (26-28) on the ...
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WO/2013/168530A1 |
A power source control device for a rotating electrical machine comprises: a TRC optimum voltage output unit (21) and a GEN optimum voltage output unit (22) for acquiring a TRC optimum voltage and a GEN optimum voltage; a normal target v...
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WO/2013/166123A1 |
A first motor controller generates commanded speeds of a first rotor of a first electric motor for a first time interval and a second time interval. A first speed monitor detects observed speeds of the first rotor for the time intervals....
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WO/2013/149639A1 |
Electrical drive arrangement. The invention relates to a drive arrangement (10) having at least two electrical machines (12, 14, 16) each having a nominal speed, at least one frequency converter (18) for driving the electrical machines (...
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WO/2013/136515A1 |
In order to provide a motor control system with which an erroneous connection state can be repaired in a simple manner without rewiring connecting cables when a connection mistake occurs, in which two or more cables that are to be connec...
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WO/2013/136627A1 |
A motor drive system for which a motor unit (200) with an integrated inverter and an upper-level control device (100) that controls the inverter and the motor are formed separately, wherein the various commands for controlling the invert...
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WO/2013/133813A1 |
A motor vehicle electrical power distribution system includes a plurality of distribution sub-systems, an electrical power storage sub-system and a plurality of switching devices for selective connection of elements of and loads on the p...
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WO/2013/128713A1 |
A drive device is provided with: a plurality of motors; a plurality of inverters, one of which is provided to each motor, that are capable of outputting in accordance with a plurality of inputted parameters; a state detection unit that d...
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WO/2013/130110A1 |
According to one aspect, embodiments of the invention provide a power supply system comprising an input line configured to receive input AC power, a first capacitor coupled to the input line, a second capacitor, a controller, a rectifier...
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WO/2013/119367A1 |
A reconfigurable battery has at least one bank of statically joined series connected battery cells, each cell including a positive and a negative pole. The poles connect through switches to respective output connections. Activating a set...
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WO/2013/115091A1 |
This lock-detection circuit is provided with: a CPU (204); switches (220 to 224) that are controlled by control signals (FAN1 to FANn) outputted from the CPU and supply power to motors (210 to 214); gates (240 to 244) that are controlled...
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WO/2013/104582A2 |
The invention relates to a method of control implemented in a power converter and which makes it possible to determine the angles (θ1, θ2,) of the rotors (R1, R2) of two permanent-magnet synchronous electric motors (Mot1, Mot2) connect...
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