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Matches 251 - 300 out of 13,506

Document Document Title
WO/2012/156252A2
The invention relates to a device for managing electric braking power (1), which device comprises a continuous bus (10), said continuous bus including: a connection pole (12) connecting to an electric traction machine (21) of a vehicle, ...  
WO/2012/156251A2
The invention relates to a device for managing electric braking power (1), which device comprises a continuous bus (10), said continuous bus including: a connection pole (12) connecting to an electric traction machine (21) of a vehicle, ...  
WO/2011/144634A3
The invention relates to a method for moving an element, which is driven by an electric motor inside a predetermined movement section between two block positions each formed as a limit stop, into a block position, characterized in that, ...  
WO/2012/024251A3
A drive system (100, 100a-c) for an electric drive machine (102, 102a-c) having an engine (104, 104a-c), a generator (106, 106a-c), a motor (108, 108a-c), final drive wheels (110, 110a-c) and auxiliary devices (116, 116a-c) is provided. ...  
WO/2012/134471A1
A power tool includes a housing, an electric motor mounted in the housing, and a switching device for reversing rotation direction of the motor. The switching device includes an actuator slidably secured to the housing and movable betwee...  
WO/2012/128102A1
The invention is related to a means for controlling the driving of a motor (6) including a motor used in, for example, an electric vehicle and using a battery as a power supply, and is applied to a motor driving device (20) equipped with...  
WO/2011/113566A3
The invention relates to a method for operating a drive system and to a drive system, wherein the drive, in particular comprising a converter-fed electric motor, comprises a brake that can be actuated, wherein at a trigger point for test...  
WO/2012/112430A2
A centrifuge includes a regenerative braking safety system including an electrical system reversibly coupled to a power source. A motor is coupled to the electrical system. The motor is capable of driving a rotor using power delivered th...  
WO/2011/076827A3
The invention relates to an electrodynamic braking device for a universal motor, wherein a field winding is fed from a grid during a braking operation, and an armature is directly short-circuited, and a braking process is performed by me...  
WO/2012/055644A3
The invention relates to a power tool braking device, in particular a hand-held power tool braking device, of a portable power tool (12a; 12b; 12c) having at least one magnetic field braking unit (14a; 14b; 14c). According to the inventi...  
WO/2012/055648A3
The invention relates to a power tool braking device, in particular a hand-held power tool braking device, of a portable power tool (12a; 12b; 12c; 12d; 12e) comprising at least one magnetic field braking device (14a; 14b; 14c; 14d; 14e)...  
WO/2012/055653A3
The invention relates to a power tool braking device, in particular to a portable power tool braking device, for a portable power tool (12a; 12b; 12c) having at least one magnetic field braking unit (14a; 14b; 14c). It is proposed that t...  
WO/2012/055647A3
The invention relates to a power tool braking device, in particular a hand-held power tool braking device, of a portable power tool (12a; 12b; 12c; 12d) having at least one magnetic field braking unit (14a; 14b; 14c; 14d). According to t...  
WO/2012/080813A1
The present invention relates to an optimized braking method of a single-phase electric motor, as well as to a single-phase electric motor implementing such method. The method for braking a single-phase electric motor (10) comprising a r...  
WO/2012/078369A2
A Complex Adaptive Phase Discriminator (PD), as presented in some concepts of the present disclosure, is an adaptive filter that accurately estimates the instantaneous frequency of a dynamic complex signal. The PD can demonstrate accurat...  
WO/2012/069755A1
The invention is aimed at doing away with the drawbacks posed by the customary solutions for dissipating low energy of resistors, conventionally ceramics. They require in particular a significant volume of ceramic and an additional power...  
WO/2012/065637A1
The invention relates to a switching device (18) and to a method for terminating a braking process of a three-phase AC motor (1). In order to reduce the waiting time between the end of a braking process of an AC motor and possible restar...  
WO/2012/052600A1
The invention relates to a braking apparatus for braking the rotating part (1) of a hoisting machine. The braking apparatus comprises one or more brakes (3, 4), which contain altogether at least one movable brake shoe (5, 6), spring elem...  
WO/2010/099787A3
An electrodynamic braking device for a universal motor is proposed, wherein during a braking operation a field winding is supplied from a network, and an armature is directly short-circuited, and a braking operation is carried out using ...  
WO/2012/049357A1
The invention relates to a method in connection with a quick stop situation of an elevator, and also to a safety device (10) for implementing the method. In the method an activation process of a machinery brake (1) is started and also a ...  
WO/2012/047754A1
A kinetic energy recovery system ("KERS system") and motorcycle equipped with the same is disclosed. The KERS system may be mechanical, hydraulic, or a combination thereof. In an embodiment, motorcycle includes a rear wheel, an electric ...  
WO/2012/042788A1
This motor control device has a dynamic brake function of absorbing the energy of a motor to apply a brake to the motor. The motor control device comprises: a dynamic brake resistor; a thermal switch which is arranged adjacent to the dyn...  
WO/2012/028642A1
An assembly comprising a movable element being movable in relation to a base, a first electric motor for moving the element in relation to the base, the motor having one or more first windings each having at least two inputs, a first bra...  
WO/2012/024251A2
A drive system (100, 100a-c) for an electric drive machine (102, 102a-c) having an engine (104, 104a-c), a generator (106, 106a-c), a motor (108, 108a-c), final drive wheels (110, 110a-c) and auxiliary devices (116, 116a-c) is provided. ...  
WO/2012/023267A1
The present invention makes effective use of regenerative electric power that is generated when a tabletop movement motor decelerates. A tabletop movement unit (10) comprises: a tabletop movement motor for moving a tabletop on which a su...  
WO/2011/162328A1
Disclosed is a motor braking apparatus provided with: a voltage detection unit (15) for detecting inter-terminal voltages between terminals (2a) of a motor (2); a frequency/voltage conversion unit (16) for converting the frequencies of t...  
WO/2011/144634A2
The invention relates to a method for moving an element, which is driven by an electric motor inside a predetermined movement section between two block positions each formed as a limit stop, into a block position, characterized in that, ...  
WO/2010/046062A3
The invention relates to an assembly having a brake resistor, wherein the brake resistor is connected in series to a fuse, and a trigger element comprises a switch with which the BR or a part of the BR can be short circuited.  
WO/2010/060585A3
Disclosed is a converter for feeding a motor, comprising: - a control electronics module for generating control signals for controllable semiconductor switches, in particular power semiconductor switches; - phase modules which are each c...  
WO/2011/129705A1
Lifting device, such as a winch, crane or similar, especially in connection with maritime applications, which lifting device includes one or more electrical motors (11) for powering a drum (12) with lifting wire, which motor(s) are exter...  
WO/2011/076827A9
The invention relates to an electrodynamic braking device for a universal motor, wherein a field winding is fed from a grid during a braking operation, and an armature is directly short-circuited, and a braking process is performed by me...  
WO/2011/105676A1
The present invention relates to an apparatus and method for controlling the speed of a wound-rotor induction motor. Specifically, a wound-rotor induction motor according to one embodiment of the present invention comprises: a rectifying...  
WO/2011/101915A1
Disclosed is a command generation device capable of switching the averaging time of a moving average filter to any value without producing errors in the movement distance. The command generation device comprises: a speed command generati...  
WO/2011/095005A1
An automatic safe brake apparatus for a wind driven generator. The generator comprises a stator (2), a stator shaft (3) and a rotor (1). An electromagnetic clutch (9) is mounted on one end of the stator shaft. The electromagnetic clutch ...  
WO/2011/094910A1
A braking method and a braking device used for a vertical shaft wind-driven generator are provided. The rotational speed of the vertical shaft wind-driven generator is monitored after the starting of the vertical shaft wind-driven genera...  
WO/2011/076827A2
The invention relates to an electrodynamic braking device for a universal motor, wherein a field winding is fed from a grid during a braking operation, and an armature is directly short-circuited, and a braking process is performed by me...  
WO/2011/072983A1
The present invention relates to a device and a method for storing recovered energy in a machine tool. Kinetic energy is first converted to electrical energy, the recovered energy is stored in an intermediate circuit or a combination of ...  
WO/2011/070651A1
The disclosed power conversion device is provided with: a power converter (2) that drives an induction machine (1); a control unit (40) that controls the power converter (2); and a braking power command computation unit (6) that computes...  
WO/2011/063851A1
The present invention relates to a softstarter (2) for starting and stopping an asynchronous motor (1) having three phases (L1, L2, L3), comprising two pairs (3A, 3C) of semiconductor devices of the type turning off at zero-crossing of t...  
WO/2011/057660A1
An apparatus for generating electromagnetic torque in an N-phase electric machine, N being a positive integer, comprises N lines, each of the N lines including an input terminal (A, B, C), an output terminal (a, b, c), and a pair of thyr...  
WO/2011/055585A1
Disclosed is an electric cylinder control method and an electric cylinder control system that can prevent a pressurizing load from exceeding a target load and that is controlled by a servo motor that can shorten pressurization time. A se...  
WO/2011/040636A1
Disclosed is a control device for a hoist, by which the life of the brake of a hoisting device can be easily determined. A time setting unit sets the time between the start of a double winding induction motor and the braking release of t...  
WO/2010/105903A3
The invention relates to an electrodynamic braking device and to a method for braking a universal motor having a field winding and an armature. The universal motor can be switched from a motor mode to a braking mode. In the motor mode, t...  
WO/2010/139844A1
The invention relates to a power supply system of a transport system, which comprises: a direct-current intermediate circuit (1); a motor bridge (2) connected to the direct-current intermediate circuit, for supplying power between the di...  
WO/2009/106223A3
The invention relates to a permanent-magnet-excited electric machine (1) operated without a sensor, in particular for a fuel cell unit of a motor vehicle, in particular an automobile, having a stator (2) comprising a stator winding (3) a...  
WO/2010/115865A1
The invention relates to a device (56) for coupling energy stores (66,68) to an intermediate voltage circuit (18) of a traction current converter, which comprises a feed circuit, an intermediate voltage circuit capacitor (26), and a load...  
WO/2009/127660A3
A drive circuit for a DC drive motor (1) of an actuator in a vehicle, in particular an actuator of a steering lock in which a gear component driven by the motor can move toward a mechanical end stop, comprising four circuit components (6...  
WO/2010/114520A1
An exemplary elevator machine includes a motor that operates in a first mode to move an elevator car and in a second mode to generate power. A line reactor is associated with the motor for delivering power generated by the motor operatin...  
WO/2010/108515A1
The invention relates to a method for operating a wind power plant on a load formed by an electrical supply grid (VN), wherein the electrical output power of the electrical generator (G) thereof driven by the wind-powered rotor thereof i...  
WO/2010/103693A1
Provided are a vibration motor with long life wherein vibration of the vibration motor can be converged instantaneously, and an electronics. Upon receiving an input signal from the operating section (5) of a touch panel, an electronics (...  

Matches 251 - 300 out of 13,506