Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 651 - 700 out of 47,611

Document Document Title
WO/2019/023228A1
A power distribution equipment, and a corresponding method, start a plurality of devices in a predetermined sequence. A first device is started. The equipment repeatedly attempts to communicate with the first device until a response is r...  
WO/2019/014819A1
The present invention relates to the technical field of thermalelectric power generation. Disclosed is a system for regulating peak electrical power. The system for regulating peak electrical power comprises: a control device (10), for t...  
WO/2019/017373A1
Provided are a plurality of active filter devices (41, 42, 43), outputs of which are connected to a harmonic wave generation loader (2) and which can generate compensation current for performing at least one among a reduction in harmonic...  
WO/2019/016547A1
Example embodiments described herein are directed towards dynamic state estimation of an operating state of a generator in a power system. Such estimation is performed for an individual generator in real time with improved accuracy and w...  
WO/2019/014820A1
The present invention relates to the technical field of thermalelectric power generation. Disclosed are a method and system for regulating peak electrical power. The system for regulating peak electrical power comprises: a control device...  
WO/2019/016962A1
The present invention is provided with: a power converter (8) which converts DC power into AC power; a housing (14) in which the power converter (8) is accommodated; an AC system circuit (15) which supplies AC power output from the power...  
WO/2019/016449A1
The invention concerns a power flow control device intended to be used in a mesh network, said device comprising: - a first voltage source connected between the first terminal (B1) of same and the third terminal (B3) of same, - a second ...  
WO/2019/017574A1
A flexible test platform for control and operational research of a microgrid according to an embodiment of the present invention comprises: an AC microgrid; a DC microgrid; and an AC/DC interlinking converter for interlinking the AC micr...  
WO/2019/014691A1
The invention relates to a power supply facility (14) comprising an electric generator (22), a DC link (17), at least one rechargeable electrical energy storage device (18) that is connected to the DC link (17), a rectifier (15) by means...  
WO/2019/010838A1
A socket (2), a household appliance (3), a control system (100), a computer-readable storage medium, and a control method for the household appliance (3). The control method comprises the following steps: when the socket (2) is connected...  
WO/2019/012588A1
This power system is provided with an AC power supply, an AC filter circuit, an AC breaker, and a first switch. The AC filter circuit includes an inductor having one end series-connected to an output end of the AC power supply, and a cap...  
WO/2019/012814A1
The present invention autonomously controls operation of wind power generators and enables compensation of variations in a system frequency. Wind power generation devices 12a, 12b are connected to a power system 11 and comprise: first co...  
WO/2019/011257A1
Disclosed in the present invention is a phase angle advance power-saving device connected in series at a low voltage end of a transformer of a power system. The phase angle advance power-saving device consists of oriented silicon steel s...  
WO/2019/011846A1
The invention relates to a device for testing the electrodynamic behavior of a drive train of a power-generating apparatus on the grid, in particular a wind turbine on the grid, in the event of transient grid faults. The drive train to b...  
WO/2019/011080A1
A transparent forwarding-based thyristor valve test system, comprising a tested thyristor valve (4), a valve control unit (3), and a tester (5); the tested thyristor valve (4) is connected to the valve control unit (3) by means of an opt...  
WO/2019/012209A1
The invention relates to a method for controlling a high-voltage direct-current network (1) comprising: - high-voltage power lines (121, 123, 131, 133, 231, 233); - first to third conversion stations (11, 12, 13) each comprising: - a dir...  
WO/2019/014015A1
A system and method for operating a wind farm connected to a power grid, the wind farm having one or more wind turbines includes implementing a shutdown mode for the one or more wind turbines of the wind farm in response to receiving a s...  
WO/2019/011334A1
Disclosed are a dynamic thunder and lightning protection method and system, the method comprising: detecting thunder and lightning in real time, and tracking the position of a thunderstorm; and carrying out, according to a power grid con...  
WO/2019/012830A1
Provided are a power generation device and a power generation system with which the amplification of harmonic current due to resonance can be suppressed while preventing a decrease in power generation efficiency. The power generation dev...  
WO/2019/010744A1
A strategy control device (100) provided in a charging pile, a charging pile comprising the strategy control device (100), a charging scheduling system comprising the charging pile, and a corresponding method. The strategy control device...  
WO/2019/011411A1
The invention relates to a flywheel mass (1) for an flywheel mass store (8) comprising a body (2) which is designed to receive and/or output rotational energy during operation, wherein the body (2) is manufactured from a body material (5...  
WO/2019/012462A1
A method of determining one or more direct voltage reduction (DVR) factors at a point of load (POL) in a power grid voltage environment. An energy processing unit (EPU) is installed at each individual POL; each EPU includes at least one ...  
WO/2019/012250A1
The disclosure relates to a line commutated converter, LCC, for a high-voltage direct current, HVDC, power converter. The LCC comprises at least one bridge circuit for connection to at least one terminal of a DC system. Each bridge circu...  
WO/2019/008856A1
Provided is a system operation support device and method in a power system, said system operation support device and method being capable of performing operation support for a power system operator in order to stabilize the power system,...  
WO/2019/007631A1
The invention relates to a method for controlling at least one controllable system component (21) in an electrical system (10), wherein the system (10) is connected to an electrical supply network (12) via a network connection (11) and a...  
WO/2019/007769A1
The invention relates to an arrangement for compensating voltage drops in a power supply network, wherein the arrangement comprises at least one first converter system and a second converter system, the intermediate circuits thereof are ...  
WO/2019/007971A1
The invention relates to a photovoltaic unit (1) comprising a photovoltaic module (2), a controllable step-up converter (3) and a control unit (9). The control unit (9) controls the step-up converter (3) such that resonant operation occu...  
WO/2019/008204A1
An integrated power supply system for auxiliary services for power converters comprises a sinusoidal filter (12) connected between an auxiliary output of a DC-AC inverter module (9, 9a, 9n) and an input of the auxiliary service transform...  
WO/2019/009869A1
The invention relates to electrical engineering and can be used, for example, as a shunt reactor for regulating voltage and reactive power in high-voltage transmission lines. The technical result is the possibility of controlled low-volt...  
WO/2019/008218A1
A power supply system for a parking area comprising of a group of power supply devices (2) that have been connected by means of at least partially chained topology cabling to at least one phase of alternating current P1, P2, P3, and at l...  
WO/2019/007691A1
The invention relates to an uninterruptible power supply (UPS) for a three-phase alternating current network, in particular a medium-voltage network, comprising an energy storage system, a switch, an LC resonant circuit, which comprises ...  
WO/2019/006961A1
Disclosed are a method and apparatus for monitoring an abnormal voltage in a power system, relating to the field of power systems, and mainly aimed to solve the problems that since the effects of different filters and compensators on sup...  
WO/2019/007542A1
The present invention relates to a UPS (Uninterruptible Power Supply) system (1) operating in an economical mode (ECO-mode) for reduction of a capacitive current in an AC bypass circuit (8). The UPS system, according to the invention, is...  
WO/2019/007135A1
Provided are a chained multi-port grid-connected interface apparatus and a control method therefor. The chained multi-port grid-connected interface apparatus comprises: a commutation chain, at least one direct-current converter, and at l...  
WO/2019/007690A1
The invention relates to an uninterruptible power supply for a three-phase AC voltage network, in particular a medium voltage network, comprising an energy storage system, a break switch, an inductor, and an actuation unit for actuating ...  
WO/2019/007484A1
The invention relates to a method for stabilizing an energy supply network (3) with a multi-phase mains voltage (U), wherein each phase (L1, L2, L3) of the mains voltage (U) is connected with an electronically adjustable load resistor (5...  
WO/2019/007349A1
A safe operation method for voltage reduction and arc suppression of a ground fault phase of a non-effective grounding system, applied to the ground fault safe operation of a neutral point non-effective grounding generator or power distr...  
WO/2019/009706A1
Power grid comprising at least one powerline (3, 3', 3' ' ) suspended with intermediate isolators (2) from a high-voltage support structure (1) and connected through apparatus connecting cables (5) with a flexible current transmission sy...  
WO/2019/007354A1
Disclosed is a short-circuit current calculation method for a doubly-fed wind power generation system considering different slips. Doubly-fed wind power generators are divided into two types based on slips: a type with a large slip and a...  
WO/2019/010120A2
Systems and methods for allocating reactive power production in a doubly -fed induction generator (DFIG) wind turbine system including a DFIG and a power converter including a line side converter and a rotor side converter are provided. ...  
WO/2019/007778A1
The invention relates to an arrangement for equalizing voltage drops in a power supply mains having a first mains supply and a second mains supply, wherein the arrangement comprises at least one first converter system and one second conv...  
WO/2019/008194A1
The invention relates to a power conversion system and an associated control method. The system comprises a plurality of converters (3) connected in parallel on an AC side, each converter (3) comprising an AC side (3A) for coupling with ...  
WO/2018/050288A8
The invention relates to a method for controlling a supply of at least one load (23, 25, 27, 29, 31, 33, 35, 37, 39, 41, 43) with voltage and/or electric current through an electric network (20).  
WO/2019/006521A1
The invention relates to the generation of electrical energy in a manner that is clean, inexpensive, sustainable and, principally, autonomous and continuous. This energy is obtained from the use of a magnetic-pulse motor (1) actuated (ac...  
WO/2019/003632A1
[Problem] To provide a power control apparatus capable of achieving efficient power utilization in a plurality of power storage devices that receives/transmits power. [Solution] Provided is a power control apparatus provided with: a dete...  
WO/2019/004606A1
Provided is a hybrid control device for a static synchronous compensator (STATCOM), the device allowing a voltage regulation mode and a var control mode to be simultaneously applied to the STATCOM. The hybrid control device for a STATCOM...  
WO/2019/004140A1
The purpose of the present invention is to perform electrical power demand control without reducing productivity. A device for performing electrical power demand control, including: a processor; and a storage medium including a command f...  
WO/2019/005357A1
Flexible AC transmission system (FACTS) enabling distributed controls is a requirement for power transmission and distribution, to improve line balancing and distribution efficiency. These FACTS devices are electronic circuits that vary ...  
WO/2019/001920A1
A monitoring system adapted to recognize a contingency in a power supply network, PSN, (2), the monitoring system (1) comprising in-field measurement devices (3) adapted to generate measurement data (MD) of said power supply network (2) ...  
WO/2019/003366A1
When establishing an operation plan for using a train storage-battery from station power equipment, the operation plan must be established by taking into consideration the movement of the train. In order to solve this problem, a power eq...  

Matches 651 - 700 out of 47,611