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WO/2022/187714A1 |
A stator defines multiple stator poles with associated stator windings. A rotor defines multiple rotor poles with associated rotor windings configured to be energized substantially by the stator. The rotor defines a rotor field energizab...
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WO/2022/180703A1 |
Provided is a generator that supplies power to a load, and is characterized by comprising: an engine; an alternator that is driven by the engine and outputs AC power; a converter that converts AC power output from the alternator to DC po...
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WO/2022/179365A1 |
The present invention provides a voltage source electromechanical transient modeling method and device for a doubly-fed generator excitation system. The method comprises: establishing a voltage source electromechanical transient model of...
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WO/2022/181599A1 |
This power generation system comprises: a motor; a magnetic gear generator configured to be driven by an input from the motor to generate electricity; a power converter connected to the magnetic gear generator; an operation mode switchin...
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WO/2022/173324A1 |
The invention relates to power engineering. A non-contact uninterruptible generating device based on two cascaded doubly-fed machines, which also comprises a voltage inverter for supplying power to the stator of the auxiliary machine; an...
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WO/2022/168289A1 |
The power generator of the present invention comprises: an engine; an electric motor that functions as a starter for starting the engine and also functions as an alternator for generating three-phase AC power by being driven by the engin...
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WO/2022/168290A1 |
The power generator of the present invention comprises: an engine; an electric motor that functions as a starter for starting the engine and also functions as an alternator for generating three-phase AC power by being driven by the engin...
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WO/2022/161375A1 |
Disclosed are a rotor magnetic pole modulation-type induction hybrid excitation brushless motor and a power generation system. Said motor comprises a stator, a magnetic pole modulation-type rotor, an armature winding, an induction excita...
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WO/2022/162793A1 |
A power supply can supply power to a starter for starting an engine. An inverter is connected to a power generator that generates power by being driven by the engine. The inverter has a first conversion circuit for converting AC generate...
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WO/2022/162809A1 |
An internal combustion engine (1) is coupled to a transmission (2) via a torque converter (3), and the transmission (2) includes a continuously variable transmission mechanism (5) and a clutch (6). When the transmission (2) is switched f...
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WO/2022/164330A1 |
There is provided a rectifier of an alternating input current, which may comprise: an electrical switch comprising a length of HTS material to carry an alternating switch current, the HTS material having a critical current; a magnetic fi...
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WO/2022/156965A1 |
A de-exciting system (15) for dissipating energy from an inductive circuit (1, 2) that comprises at least one coil (1), adapted to be attached to said inductive circuit (1, 2) and comprising: • a series connection of a discharge resist...
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WO/2022/153769A1 |
The present invention improves the power generation efficiency of a power generating system. A first switch (Sw1) and a first resistor (R1) are connected in series between a first power line (Pu) and a second power line (Pv). A second sw...
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WO/2022/153351A1 |
In the present invention, a first conversion circuit converts an alternating current generated by a generator into a direct current and charges a first battery. A second conversion circuit converts the electric power supplied from the fi...
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WO/2022/144551A1 |
An electric power assisted steering system for a vehicle which comprises an electric motor configured to apply an assistance torque to a part of a steering assembly so as to assist a driver of a vehicle in turning the steering wheel, a d...
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WO/2022/144552A1 |
A steer by wire system for a vehicle which comprising a hand wheel, a steering gear that is attached to at least one steered road wheel, and at least one actuator that is connected to the hand wheel or the steering gear for the vehicle t...
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WO/2022/146340A2 |
In order to provide energy efficiency and/or low fuel consumption and/or reduction in emissions and/or maintenance costs, the invention relates to an equipment (10) and a power management method (100) for the efficient operation of said ...
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WO/2022/126193A1 |
A vehicle brushless alternator assembly comprising a claw pole rotor assembly having a pair of opposing pole pieces with plurality of circumferentially spaced pole fingers extending axially, the pole fingers of the rotor alternating betw...
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WO/2022/121261A1 |
Provided are a method for controlling a permanent magnet motor and a control device. Said control method comprises: determining an active current reference initial value and a reactive current reference initial value of a permanent magne...
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WO/2022/101475A1 |
The invention relates to a method for operating a generator unit which has an electric machine having rotor winding (16) and stator winding (12) and a rectifier (14) connected thereto, via which rectifier the electric machine can be conn...
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WO/2022/084017A1 |
Device (100) for determining the angular position of a rotor (4) of a rotating electric machine on the basis of signals delivered by a plurality of position sensors (20), this device comprising: - a circuit (103) producing a control loop...
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WO/2022/081355A1 |
A system (100, 400) includes a power distribution bus (104, 404) configured to distribute power from an electrical power source (102, 402). The system also includes a plurality of electrical loads (110-112, 410-412) configured to receive...
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WO/2022/076825A1 |
A method performed by a controller of an electric motor, including generating control parameters, the step of generating control parameters selected from: inputting a given reference torque (Tref) and a speed command to a torque generati...
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WO/2022/069114A1 |
The invention relates to a method for determining parameters for controlling an electric drive (1), the electric drive (1) having at least one electric machine (2). According to the invention, to improve the start-up of the electric driv...
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WO/2022/059106A1 |
This power converter (20) is provided with: a power conversion unit (21) which converts power generated by a generator (14) into power for supply to a load (51); a target torque calculation unit (22) which calculates the target torque of...
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WO/2022/054260A1 |
Provided is a method for controlling a power generation device and a pumped-storage power generation device each of which comprises a prime mover directly coupled to a generator or a rotor of a generator motor and each of which carries o...
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WO/2022/048185A1 |
A control method for a wind power generation system. The wind power generation system comprises a motor and N power conversion circuits; the motor comprises N coil windings which are respectively electrically connected to the N power con...
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WO/2022/046772A1 |
A turbine includes: a variable flux memory motor (VFMM) generator that converts an input kinetic energy of the turbine to electrical power; and a controller. The controller: monitors a power load on the VFMM generator or the input kineti...
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WO/2022/046601A1 |
Systems and apparatuses include an alternator including a stator and a rotor structured to be coupled to a crankshaft of a prime mover, and processing circuits structured to: determine a crankshaft position, associate a crankshaft timest...
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WO/2022/039109A1 |
Provided is a control device for a refuse incineration power generation plant, which performs control corresponding to grid power frequency adjustment operation. This control device for a refuse incineration power generation plant in whi...
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WO/2022/037949A1 |
The invention relates to a device and a method for reducing the number of analog inputs at a control device (16). It is proposed that at least two physical signals, which are different from each other, are transmitted at an analog input ...
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WO/2022/030621A1 |
Provided is an energy storage system with which it is possible to decrease the cost of a device. This energy storage system comprises a rotational body such as a water wheel 100, and a generator 11 that converts the rotational force of...
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WO/2022/028660A1 |
Aspects of the present invention relate to a method (100) for reducing high torque levels and/or high rates of change of torque in a wind turbine generator (10) that comprises a machine-side converter (28) and a line-side converter (30) ...
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WO/2022/022733A1 |
Disclosed are a radio excitation system, a detection method and an electric vehicle, which relate to the field of electronic power technology. The input end of a first power conversion circuit of the system is connected to a power source...
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WO/2022/024515A1 |
The purpose of the present invention is to provide a drive system which is provided with an induction generator having a primary winding, including a main winding and an auxiliary winding, and a secondary conductor, and in which the volt...
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WO/2022/013330A1 |
The invention relates to an electrical power supply system (1, 10), in particular for a stand-alone grid, which has a direct voltage bus (2, 20), wherein a first rectifier (3) and a second rectifier (4) for supplying the direct voltage b...
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WO/2022/009101A1 |
Electrical apparatus (20) includes an inverter (24) having input terminals for receiving DC input power and output terminals for coupling to an AC power grid. A pulse-width modulation (PWM) generator and drivers (26) drive the switches s...
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WO/2022/009330A1 |
This short circuit detection device for a rotating electric machine comprises: a signal acquiring unit; a signal decomposition unit; a specific frequency component reduction unit; a signal conversion unit; a short circuit detection unit;...
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WO/2021/255939A1 |
Provided is an engine electricity generator which uses one system of an external battery as a power source, and which is capable of starting an engine and driving the engine by means of the external battery. An engine electricity gener...
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WO/2021/254031A1 |
The present application provides a wind driven generator and a power conversion circuit control method and device thereof. The control method comprises: obtaining a direct-current bus voltage of a direct-current bus; if the direct-curren...
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WO/2021/244823A1 |
A wind turbine electrical power generating system is provided and is configured to supply generated electrical power to a main load. The system includes a wound rotor induction generator (20) comprising stator windings (21) and a generat...
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WO/2021/243168A1 |
Systems and methods for managing loads on a power grid are provided. In some embodiments, the load control system includes one or more power sources connected to a power grid. A method includes determining, by a first genset connected to...
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WO/2021/237272A1 |
Energy saving and sustainability have become hot topics nowadays. Electric transportation applications, such as electric vehicles, always pursue higher energy efficiency other than applications with secured power sources. Therefore, lots...
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WO/2021/239441A1 |
It is described an arrangement (100, 200) for controlling a DC-link-voltage (V_DC) of a DC-link (103, 203) connected between a generator side converter portion (105, 205) and a utility grid side converter portion (107, 207) of a wind tur...
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WO/2021/231160A1 |
Providing an auxiliary torque by a starting motor on a drivetrain of a synchronous condenser in order to provide transient benefits to the power system is described. The starting motor can be coupled to an alternating current (AC) synchr...
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WO/2021/225751A1 |
A system (100, 200, 500, 600, 700) includes a prime mover (105, 205, 505, 605, 705) configured to rotate a shaft (107). The system also includes a wound rotor induction generator (WRIG) (110, 210, 510, 610, 710). The WRIG includes a roto...
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WO/2021/225572A1 |
According to one aspect, a method of operating a generator that produces an output voltage with at least one phase includes capturing output voltage data of the generator with at least one sensor, where the captured output voltage data i...
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WO/2021/225591A1 |
A no break power transfer (NBPT) synchronization system may include a bus tie contactor controlling an electrical connection between a first bus and a second bus, and a generator control unit (GCU). The GCU may include a first circuit de...
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WO/2021/219610A1 |
A wind turbine electrical power generating system is provided. The electrical power generating system includes a first generator (11) configured to be mechanically coupled to a rotor (101) of the wind turbine (100) to receive rotational ...
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WO/2021/209579A1 |
A method of operating a wind turbine is provided, wherein the wind turbine comprises a power generating system (20) including a doubly-fed induction generator (21) that converts rotational mechanical power to electrical power. The method...
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