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Matches 351 - 400 out of 9,145

Document Document Title
WO/2009/049603A2
The invention relates to a control system for solar installations having at least one solar module which can pivot about at least one pivoting axis and has an associated drive device for readjusting the solar module as a function of the ...  
WO/2007/139570A3
A trash can can include a sensor for detecting the presence of an object near a lower portion of the trash can. The detection of the object can be used to signal the trash can to open its lid. The trash can can include an electric drive ...  
WO/2009/047729A2
A motor assembly of multiple motors for use in driving a shared downhole load within a well. In particular, the assembly may employ substantially constant adjustable speed motors. These may include permanent magnet synchronous machine mo...  
WO/2009/010246A3
The invention relates to a method for controlling a production machine, especially a printing press, which guides a substrate and has at least two units that are each provided with an independent drive, in case of a fault in a power supp...  
WO/2008/095595A3
Disclosed are a method and a system for determining the position of a first part of an electric motor relative to a second part thereof. The magnetic field strength generated or at least influenced by magnets of the second motor part is ...  
WO/2009/028009A1
A control technique for keeping a revolution with the same or specific relationship by giving a feedback of the revolution to each fan in order to reduce “beating sound” arising due to rotational errors of each fan in using a plurali...  
WO/2009/010147A1
Disclosed is a system comprising at least two regulated drive units, especially a converter-fed electric motor. Each drive unit encompasses a controller to which an input variable is fed. A setpoint can be predefined for respective setpo...  
WO/2009/010246A2
The invention relates to a method for controlling a production machine, especially a printing press, which guides a substrate and has at least two units that are each provided with an independent drive, in case of a fault in a power supp...  
WO/2005/099415A3
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/2009/001452A1
A controller for an electric vehicle capable of sensing an idle running/slipping phenomenon during high-speed running in particular, to appropriately control the idle running/slipping. An idle running control unit (1) is equipped with a ...  
WO/2008/149447A1
An electric motor controller equipped with a controller section for controlling a plurality of inverters provided corresponding to each of a plurality of alternating-current electric motors, wherein processing segments of each arithmetic...  
WO/2008/145647A1
The invention relates to a circuit arrangement for the selective operation of at least two electric machines (1, 2) that are each supplied via a plurality of phase lines, comprising: - one voltage protection module (5) for limiting an in...  
WO/2008/136146A1
In a driving device for motors of rolling mill rolls, a control system corrects an asymmetry property of upper and lower rolling mill roll drive systems of a twin-drive method rolling machine where upper and lower rolling mill rolls are ...  
WO/2008/133240A1
Provided is a fan control system which suppresses increase of start-up load, which is due to a fan previously started rotation and applied on fans other than the fan previously started rotation, at the time of starting a plurality of fan...  
WO/2006/050271A3
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.  
WO/2008/130560A1
A mover (344) moving a stage (238) along a first axis and about a second axis includes a magnetic component (454), and a conductor component (456). The magnetic component (454) includes one or more magnets (454D) that are surrounded by a...  
WO/2008/127826A1
A control apparatus for multiplexing a single distributed control amplifier to control multiple axes of motion in a multi-axis machine. In one example, the control apparatus comprises a distributed control motor amplifier, a first motor ...  
WO/2008/126629A1
An electric vehicle includes a control unit (76) having overcurrent generation judgment means (84), inverter selection means (86), and inverter drive control means (88). The overcurrent generation judgment means (84) judges whether an ov...  
WO/2007/149360A3
A method and apparatus for an automated waste receptacle includes a waste flap, a motor positioned on a bottom side of the waste flap and an actuator located in proximity of the top side of the waste flap, wherein the actuator is configu...  
WO/2008/121051A1
The invention relates to a method in a milking system for creating a required vacuum level, the milking system comprising at least two variable speed vacuum pumps P1, P2. The method comprises the steps of: utilizing a first variable spee...  
WO/2008/117603A1
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...  
WO/2008/017629A3
The invention relates to a diesel-electric drive system with a generator (4) that is mechanically connected to a diesel motor (2) on the rotor side and that is linked on the stator side to a voltage source inverter (34) with a self-commu...  
WO/2008/099842A1
Provided is a power supply system for supplying power to a first drive device and a second drive device which function as a drive source of a mobile body. A fuel cell is connected to an accumulation device via a power conversion device. ...  
WO/2008/095595A2
Disclosed are a method and a system for determining the position of a first part of an electric motor relative to a second part thereof. The magnetic field strength generated or at least influenced by magnets of the second motor part is ...  
WO/2008/086608A1
A wind turbine and method of operation thereof uses a plurality of generators and a controller to control the operation of the turbine based on various parameters. The generators are each smaller than the total power capacity of the turb...  
WO/2008/088265A1
The present invention relates to a device for a torque meter for determining of for example viscosity, shearing force or concentration of liquids or suspensions, and comprising two elastically connected concentric axles, one external hol...  
WO/2008/074736A1
The invention relates to a drive control unit (1) for at least one electric motor (5), the control unit determining a sequence of target values (x*) for the motor (5) based on an application program (12) and/or based on input by a user (...  
WO/2008/065792A1
In a hybrid automobile (20), when it travels in a two-motor travel mode in which both motors (MG1, MG2) are connected to a drive shaft (67) by a transmission (60), torque commands (Tm1*, Tm2*) for the motors (MG1, MG2) are set such that ...  
WO/2008/065067A1
The invention relates to an electric drive system for a unit of a vehicle, particularly a motor vehicle, comprising a vehicle wiring system, a controllable bridge arrangement, and an electric machine. The vehicle wiring system encompasse...  
WO/2008/062801A1
An automatic guided vehicle system includes an automatic guided vehicle, which has a battery mounted thereon and moves by a driving motor driven by the battery, and a recharging device for recharging the battery. The automatic guided veh...  
WO2008037701A8
The invention relates to a method for controlling an electric variable transmission, comprising the following steps: a first target value (Tit) and a second target value (Tot) are predefined for a first (Ti) and second torque (To); actua...  
WO/2008/056771A1
An electric power steering device (EPS)(1) has a rack actuator (23) for applying assisting force to a rack shaft (5), a column actuator (24) for applying assisting force to a column shaft (8), and an ECU (25) for supplying driving electr...  
WO/2008/046473A1
The invention relates to an installation and method for operating said installation, comprising a drive device that can be connected to a supply voltage source, particularly an alternative voltage source, via electrical lines which are a...  
WO/2008/007510A3
The motor according to one aspect of the present invention has an output waveform correcting unit for correcting the waveform of the output signal of a magnetic sensor during operation of the electric motor. ID codes for identification p...  
WO/2008/037701A1
The invention relates to a method for controlling an electric variable transmission, comprising the following steps: a first target value (Tit) and a second target value (Tot) are predefined for a first (Ti) and second torque (To); actua...  
WO/2008/038695A1
Provided is a method for controlling a plurality of AC linear motors of the same specification which are connected to one another and simultaneously operated so that a set of linear motors having a desired thrust appears to be operating ...  
WO/2008/025499A1
Method for the movement control of spindles, whose drives are connected for energy exchange purposes, in particular as a result of the connection of intermediate circuits of the converters surrounded in each case by the drives, wherein p...  
WO/2008/027378A2
A system (10) comprising at least one flywheel (46), a first motor (12), a dynamo (20), and a second motor (22). The first motor (12) may consuming electrical power and urging rotation of the flywheel (46). The dynamo (20) may use rotati...  
WO/2008/019976A1
A signal converter device (8) comprises a programmable logic circuit (23), wherein a number of binary input signals (E) are being transmitted from the outside of the signal converter unit (8). The programmable logic circuit (23) is progr...  
WO/2008/018157A1
A plurality of current sensors (41,42,51,52,61,62) are provided which are associated with a plurality of inverter circuits (40,50,60) that drive a plurality of motor generators (MG1,MG2,MGR), respectively. The zero adjustment of each cur...  
WO/2008/018183A1
A motor control system controls a plurality of motors (51x, 51y) for moving an object in different axis directions. The motor control system includes a plurality of target devices (4x, 4y) and a host device (2) for supplying a synchroniz...  
WO/2008/016086A1
A power branch system for driving multiple motors by a single servo driver, in which each motor is protected from an overload. The power branch system has a power line (15) branched off in the middle and interconnecting the single servo ...  
WO/2006/039662A3
Featured is a controller for a motor that is ultra-compact, with a power density of at least about 20 watts per cubic cm (W/cm3).The controller utilizes a common ground for power circuitry, which energizes the windings of the motor, and ...  
WO/2005/112522A3
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/2007/139045A1
A power output device including a motor with a permanent magnet and a motor without a permanent magnet. A voltage step-up device (10) is connected to an electricity storage device (B). A first drive device (30) is connected to the step-u...  
WO/2007/135846A1
An electronic apparatus in which heat generation from a plurality of motors and a control circuit for controlling these motors can be suppressed without stopping operation of the motors entirely. When copy operation is started, temperatu...  
WO/2007/089529A3
An axial flux electric motor comprising a rotor and a first and second stator. The first and second stators have a first and second air gap located between the first and second stators and the rotor, respectively, and the second air gap ...  
WO/2007/025173A3
A method is provided for output control of a pulse width modulated power inverter used with a substantially resistive, single phase, ac load such as an electro-slag remelting furnace. In one application of the method, during each of the ...  
WO/2007/091428A1
An ECU (60) activates a breaking permission signal (RG) and outputs it to an AND gate (50) when a breaking signal (DWN) is inactivated. That is, when no error is detected by an error detection device (40), the ECU (60) normally activates...  
WO/2007/089529A2
An axial flux electric motor comprising a rotor and a first and second stator. The first and second stators have a first and second air gap located between the first and second stators and the rotor, respectively, and the second air gap ...  

Matches 351 - 400 out of 9,145