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Matches 401 - 450 out of 9,131

Document Document Title
WO/2007/086263A1
When fail signals (FE1, FE2) from first and second inverters (10, 20) are rendered inactive, i.e., when all inverters (10, 20) are proper, an ECU (50) renders first and second shut down permit signals (RG1, RG2) active for output to firs...  
WO/2007/079503A1
The invention provides a motor drive. The motor drive includes at least two motors which input energies are synchronized, and a mechanical directly proportional link for linking the motors.  
WO2007037105A9
An AC command voltage obtained by compensating a reference value of a commercial AC voltage output from a multiplication unit (140) using an FB control unit (142) is multiplied by k (0 = k = 1) by a multiplication unit (144) and output t...  
WO2007043500A9
When a control device obtains from a car navigation device a planned travel distance from a current position of a vehicle up to a previously set electricity charging waypoint (S20), the device lowers, based on the obtained planned travel...  
WO/2007/037105A3
An AC command voltage obtained by compensating a reference value of a commercial AC voltage output from a multiplication unit (140) using an FB control unit (142) is multiplied by k (0 ≤ k ≤ 1) by a multiplication unit (144) and outp...  
WO/2007/052542A1
A motor drive device includes: a position detection signal processing circuit for processing a position detection signal of a plurality of motors; a pre-drive circuit for generating an electrical connection switching signal of the motors...  
WO/2007/043500A1
When a control device obtains from a car navigation device a planned travel distance from a current position of a vehicle up to a previously set electricity charging waypoint (S20), the device lowers, based on the obtained planned travel...  
WO/2007/037105A2
An AC command voltage obtained by compensating a reference value of a commercial AC voltage output from a multiplication unit (140) using an FB control unit (142) is multiplied by k (0 ≤ k ≤ 1) by a multiplication unit (144) and outp...  
WO/2007/026947A1
When a control device (60) determines, based on a signal (IG), that an ignition key is turned to an OFF position, the control device outputs, based on a SOC of a main battery (B), a command for operation of an annunciation device (102) t...  
WO/2007/026941A1
When an ignition key is turned on (YES in S10), a control device estimates the time of arrival at a chargeable waypoint (user’s home etc.)(S110). Then, when the control device determines that the estimated time of arrival is during the...  
WO/2005/089257A3
A combined heat and AC power generating system is disclosed having black start capability for the full time, simultaneous production of both electricity and heat. Heat generated within the system is captured and used for heating applicat...  
WO/2007/018107A1
A vehicle power supply device includes a battery (B1) as a first accumulation device, a battery (B2) as a second accumulation device, a vehicle load, a selection switch (RY0) for selecting one of the first and the second accumulation dev...  
WO/2006/132478A1
The present invention relates, in general, to a screen drive apparatus and a motor control apparatus applied to the screen drive apparatus. More particularly, the present invention relates to a screen drive apparatus using an ultrasonic ...  
WO2006020587A3
The present invention relates generally to regenerative braking methods for a hybrid vehicle such as a hybrid locomotive, which are compatible with optimum management of a large battery pack energy storage system. Four methods for recove...  
WO/2006/112033A1
There is provided a motor controller in which abnormal state of a motor cable during driving of an AC motor can be detected by a processing unit without using an extra circuit. The motor controller comprises an AC motor, an inverter for ...  
WO/2006/095048A1
A set of elevators, e.g. an elevator group, is connected to a common power supply. The elevators are controlled by a common control system so that an elevator car having stopped is prevented from being dispatched in the up direction if, ...  
WO/2006/095497A1
When an ECU (40) determines that the motor rotation speed (MRN2) of a motor generator (MG2) exceeds a predetermined limit value (YES in step S20), it controls torque of the motor generator (MG2) to zero (step S30). Further, when the ECU ...  
WO2006028638A3
In one embodiment, a multi-engine locomotive includes at least one converter to convert mechanical energy outputted by the engines to Direct Current (DC) electrical energy, a traction motor, and a DC bus connected to the engines, convert...  
WO2006020667A3
The present invention is directed to a power control architecture for a vehicle, particularly a locomotive, in which a number of energy sources (105, 111, 115) are connected to a common electrical bus (101, 102) and selectively provide e...  
WO/2006/080046A1
A power failure section can be infallibly detected even in a loaded state and application of voltage to the overhead power line can be stopped in a short time when a power failure is detected. An electric car controller comprises an over...  
WO/2006/057435A1
A cooperation control device (50) of a power output device includes a cooperation control unit (114). The cooperation control unit (114) calculates an intermediate value between a maximum value and a minimum value among a voltage instruc...  
WO/2006/050271A2
A compressor (26) is powered by a motor (24) which is, in turn, powered by a variable speed drive (VSD) (20). The switching frequency and voltage/frequency relationship of the VSD (20) may be adjusted dynamically to maximize efficiency.  
WO2005086910A3
The present invention is directed to a locomotive that includes: (a) a transmission (105) operable to drive a plurality of axles; (b) an electric motor (104) operatively connected to and driving the transmission; (c) an energy storage un...  
WO/2006/032121A1
A method of controlling the speed of an electric motor, said method being a digital method designed to control the speed of an induction motor that is powered by a triac device to a preset speed, in which the speed of the motor is measur...  
WO/2006/034217A1
A battery-powered vehicle for transporting a mined payload or supplies over the roadways existing in or around an underground mine, includes variable voltage, variable frequency drivers that convert DC voltage from a battery into an AC v...  
WO/2006/028638A2
In one embodiment, a multi-engine locomotive includes at least one converter to convert mechanical energy outputted by the engines to Direct Current (DC) electrical energy, a traction motor, and a DC bus connected to the engines, convert...  
WO/2006/022276A1
A remote maintenance system (1) is provided with a translatory device (2), a motor driver (3) for controlling a motor of the translatory device (2), and a user terminal (4). The motor driver (3) is provided with a memory which stores par...  
WO/2006/020667A2
The present invention is directed to a power control architecture for a vehicle, particularly a locomotive, in which a number of energy sources (105, 111, 115) are connected to a common electrical bus (101, 102) and selectively provide e...  
WO/2006/020587A2
The present invention relates generally to regenerative braking methods for a hybrid vehicle such as a hybrid locomotive, which are compatible with optimum management of a large battery pack energy storage system. Four methods for recove...  
WO/2006/014016A1
A DC/DC converter (20) is connected directly to a main battery (MB) with no system relays (SR1,SR2) intervening therebetween. The DC/DC converter (20) drops and then supplies the voltage of a power supplied from the high voltage main bat...  
WO2005019946A3
System for control of brush DC motors, with reversible operation, based on the determination of the angular or linear, absolute or relative position of the mobile device (2) moved by the motor (1) through direct and continous reading of ...  
WO/2005/117248A1
The invention relates to a shelf storage system (1), comprising at least two shelf units (1a - 1d), whereby each shelf unit is provided with a dedicated transportable shelf serving device (5) with electrical drive motors (6, 7, 8) and an...  
WO/2005/112522A2
Methods and apparatus are provided tor an amplifier for use with a nonlinear load In some embodiment, a method is provided for driving a flash lamp The method comprises providing an amplifier (40, 50, 60 70 in Fig. 2) having a resonant r...  
WO/2005/110801A1
An electric vehicle controller in which a maximum frequency and a minimum frequency are extracted from frequencies corresponding to respective axle speeds, a first frequency difference is obtained by subtracting the minimum frequency fro...  
WO/2005/111754A1
A mobile position control device (60) comprising a coordinates conversion block (70), a translating direction control system (80) for feedback-controlling a Y1 linear motor (20A), a yawing direction control system (90) for feedback-contr...  
WO/2005/110802A1
An electric vehicle control device which functions as follows. A maximum frequency and a minimum frequency are extracted from frequencies corresponding to respective axle speeds. A first frequency deviation is obtained by subtracting the...  
WO/2005/107023A1
The invention relates to a device for connecting an electric drive to at least one supply network as well as several methods for producing such a connecting device. Said device comprises a first contact/terminal unit to which at least on...  
WO/2005/103351A1
A plurality of synchronous motors (M2, M3..) are supplied, in a parallel and synchronous manner, with energy by a machine frequency converter (10), in particular for spinning machines. An additional frequency converter (10) is required i...  
WO/2005/099415A2
A rotary wing vehicle includes a body structure having an elongated tubular backbone or core, and a counter-rotating coaxial rotor system having rotors with each rotor having a separate motor to drive the rotors about a common rotor axis...  
WO/2005/096490A1
Oscillation and other disturbance damping is provided for a system having a load driven by an electric motor. Damping is achieved using feedback in an active mode, where power is supplied in a normal operation mode of the electromagnetic...  
WO/2005/090114A1
The invention relates to a system (1) for driving the drive wheels (2) of an electrically-driven motor vehicle. The inventive drive system comprises: a first electric engine (3) which is powered by a first rechargeable battery (4), said ...  
WO/2005/089257A2
A combined heat and AC power generating system is disclosed having black start capability for the full time, simultaneous production of both electricity and heat. Heat generated within the system is captured and used for heating applicat...  
WO/2005/086910A2
The present invention is directed to a locomotive that includes: (a) a transmission (105) operable to drive a plurality of axles; (b) an electric motor (104) operatively connected to and driving the transmission; (c) an energy storage un...  
WO/2005/086339A1
A method of producing a library of vibration types for driving a plurality of vibration motors arranged in an object is provided. The method comprises the steps of (a) arranging said motors in the object; (b) specifying vibration pattern...  
WO/2005/081387A1
A control device (30) calculates an upper limit value of a duty ratio (DR_Ulim) according to a voltage (Vm) from a voltage sensor (13) and a threshold voltage (OVb) when an overvoltage is determined to have been applied to a battery (B),...  
WO/2005/074120A1
The invention relates to a method for reduction of the rotation speed of a drivetrain in a wind energy plant, comprising at least two asynchronous machines, from a first rotation speed to a second rotation speed, whereby a first asynchro...  
WO/2005/069471A1
A motive power outputting apparatus includes motor generators (MG1, MG2), inverters (30, 40), and a transformer (50). The motor generator (MG1) includes a three-phase coil (11), and the motor generator (MG2) includes a three-phase coil (...  
WO/2005/055411A1
There is provided a control device for a motor-driven power steering device for applying a steering auxiliary force by an n-phase motor to a vehicle steering system. The control device includes at least (n - 1) current detection means fo...  
WO2004045059A8
A permanent magnet motor includes salient pole stator cores. The poles and/or linking portions therebetween are wound with a plurality of winding coil sets. Mutually exclusive speed ranges are established between startup and a maximum sp...  
WO2005001591A8
Reactive power (VAR) consumption in a power plant or facility having synchronous machines is adaptively controlled in an automated manner. Electrical parameters of the plant are dynamically monitored during plant operation, and the overa...  

Matches 401 - 450 out of 9,131