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Matches 501 - 550 out of 47,659

Document Document Title
WO/2019/082059A1
A power generation system (100) including an inverter (140) structured to convert a direct current (DC) power output from an external source (110) to an alternating current (AC) power. The inverter includes at least one phase for convert...  
WO/2019/080393A1
A dynamic, stable and cooperative identification method for an electric system, comprising the following steps: obtaining different dominant oscillation modes and obtaining key wavelet scalability factor sections corresponding to the dom...  
WO/2019/084454A1
Described are systems and methods for managing solar power generation including receiving a power sensor measurement indicative of a power output from a solar array (110) in a first position (figure 2); determining that the power output ...  
WO/2019/083568A1
An energy storage system that comprises an energy reservoir and a system controller. The energy reservoir is charged by DC energy from a DC energy source while discharging DC energy to a DC/AC converter. A system controller regulates the...  
WO/2019/084530A1
Systems and methods for supplementing power to a drilling operation's generator and motor systems are disclosed. A power unit is connected to a power grid between generators and motors for a drilling operation. The power unit saps and st...  
WO/2019/082426A1
This energy management device, which is provided to a consumer and capable of controlling electric equipment of the customer by communicating with a server requesting a demand response, is provided with: a reception unit for receiving a ...  
WO/2019/081227A1
The invention relates to an electrical control system for an electric motor of a robot, which comprises a rectifier circuit, a DC voltage intermediate circuit and a multichannel inverter module. A first inverter circuit of the inverter m...  
WO/2019/084193A1
A system and apparatus comprise at least one power supply connected to a terminal bloc, an I/O system configured to receive instructions provided to the control system, a control block connected to the I/O system wherein the instructions...  
WO/2019/076988A1
The present invention concerns an integrated circuit (IC) for energy harvesting. The IC comprises a voltage converter for converting an input power into an output power and a power point tracker for determining a target voltage for regul...  
WO/2019/077554A1
A power generation system comprises a generator set, a switch device, an electrical storage device, a first inverter, a second inverter, and a controller. The switch device includes an input terminal connected to the generator set and an...  
WO/2019/076897A1
The invention relates to an energy storage system for storing heat and coldness and for providing electrical energy, characterized by an energy converter, wherein the energy converter is designed to produce electrical energy from heat an...  
WO/2019/075955A1
The present invention relates to a coordination control method for an input-parallel output-series (IPOS) direct current (DC) boost-based photovoltaic collection access system, which is used for a photovoltaic grid-connected system compr...  
WO/2019/075703A1
A mixed power flow control device comprises a reactor unit (101), a capacitor unit (102), a converter (103), and a coupling transformer (104). The reactor unit (101) is serially connected to a first switch and when is connected to the ca...  
WO/2019/078059A1
This power generation system (1) is provided with: a power generation device (14) having a generator (18) and an engine (20) for driving the generator (18); and a power switching means (16). The power switching means (16) switches betwee...  
WO/2019/076028A1
The invention provides a converter, and a method and device for controlling high voltage ride through (HVRT) of a converter. The method for controlling HVRT of a converter comprises: monitoring the grid voltage at a grid side of the conv...  
WO/2019/079330A2
Embodiments of the present invention are directed to a cell protection system that may be employed in high voltage systems such as grid scale energy storage systems. In some embodiments, the advanced cell protection system includes a pro...  
WO/2019/078184A1
At least one of a plurality of generators is a first generator configured such that the relationship of generator output voltage to generator active power has a predetermined first drooping characteristic, said generator active power bei...  
WO/2019/077764A1
This power conversion device (1) has: a power converter (2) connected to an electricity storage device (91) for storing DC power, including a function of converting the DC power stored in the electricity storage device (91) into AC power...  
WO/2019/075872A1
An intra-day rolling scheduling method for a thermoelectric coupling multi-energy-flow system, belonging to the technical field of operation and control of power grids having multiple forms of energy. The method considers the mutual infl...  
WO/2019/074018A1
The present invention eliminates the use of an overcharge protection circuit in a storage battery. An electricity storage device 30 has a storage battery having a predetermined charge termination voltage equal to or less than an overchar...  
WO/2019/074192A1
The present invention relates to a method for output control of distributed generation power in a power distribution system associated with distributed generation power, the method comprising the steps of: dividing, by a main control dev...  
WO/2019/072346A1
The present invention relates to a method for releasing a requested amount of power from a power facility to an associated power grid, the method comprising the steps of providing a release signal as to when the requested amount of power...  
WO/2019/072290A2
Disclosed are a demand-side energy interconnection system and an energy interconnection control system. The demand-side energy interconnection system comprises: a first level area unit, a second level area unit and a third level area uni...  
WO/2019/073652A1
A battery module (5) is provided with: a battery (51); a bidirectional DC-DC converter (52) disposed between the battery (51) and an input/output unit (te) connected to an HVDC bus (33); a relay (RL4) inserted between the bidirectional D...  
WO/2019/073088A1
A method for black-starting an electrical grid (2), the method comprises disconnecting the wind farm (1) from the grid at a first location, said first location being located between the electrical grid (2) and the energy storage (16) wit...  
WO/2019/073430A1
A method and apparatus for obtaining the Thévenin equivalent parameters of a power network are provided. The method is performed at a point of common coupling on the network having a plurality m of wires. The method includes: injecting ...  
WO/2018/078807A9
In a harmonic suppression device (2), a direct current power supply (9) is connected between first power supply wiring (PL1) and first grounding wiring (NL1). A power converter (5) is configured so as to convert a first power supply volt...  
WO/2019/032295A3
A control system (12) for preventing electrical power supply disruptions in an electrical power system (10) includes an electronic control unit (14) structured to receive a power signal indicative of reactive power in an electrical gener...  
WO/2019/051499A3
A power supply system to be operatively connected to a grid, a load, and at least one auxiliary power node. The power supply system comprising at least one power control system comprising a device controller, a power integration system o...  
WO/2019/074779A1
A digital power distribution system includes a source sensor configured to provide feedback that includes a signal indicative of voltage across the source terminals; a source controller configured to receive the feedback from the source ...  
WO/2019/072541A1
The invention relates in particular to a method carried out by one or more devices, which method comprises: acquisition of historic load flow and/or voltage information indicative of a historic loading situation in the power network; acq...  
WO/2019/073183A1
The invention comprises a system for controlling a plurality of items of power equipment Ei that are distributed across a plurality of nodes Nj for consuming, storing and/or generating power, said nodes constituting a power subnetwork th...  
WO/2019/071079A1
A system and method for power load shedding assessment. The system includes: a power sensor and a receiver configured to receive transmitted signals from the power sensor, the receiver further including: a processing circuitry; and a mem...  
WO/2019/068297A1
The present invention relates to a method for preparing a wind power facility for a transition from a first mode of operation to a second mode of operation, the wind power facility comprising a wind power plant comprising a plurality of ...  
WO/2019/068874A1
A converter scheme (30) comprises a plurality of poles and a plurality of converters (32), the plurality of poles (60,62,64) including at least one positive pole (60), at least one negative pole (62) and a neutral pole (64), the pluralit...  
WO/2019/068311A1
In a power transmission system comprising two parallel converters operating as inverters (101a, 101b) at a first end of a dc link (116a, 116b) control units (108, 110a, 110b, 112a, 112b) determine that a first inverter (101a) is to contr...  
WO/2019/069770A1
A market response reliability management device (1) according to the present invention is characterized by being connected to a market management system (101) that carries out/manages transactions at a power market, and is configured to:...  
WO/2019/069518A1
Provided is a technology that can be utilized in power system operations even in the case of distributed energy resources that are connected to a low-voltage power system and are difficult to manage using short time intervals. This distr...  
WO/2019/068872A1
There is provided a converter scheme (30) comprising a plurality of converters (32, 34), each converters (32, 34) configurable to change between blocked and deblocked states, each converters (32, 34) having a configurable power level, th...  
WO/2019/068437A1
The invention relates to a direct-current transmission system (1) comprising at least one DC line (9, 11) for electrically connecting a first current converter (3) to a second current converter (5). The DC line is a DC overhead line (9, ...  
WO/2019/068295A1
The present invention relates to a method for operating a wind power facility during high- wind operations, the method comprising the steps of determining one or more operational parameters, and limiting one or more reactive power capabi...  
WO/2019/062398A1
Disclosed are a method and apparatus for seamlessly switching 50Hz-60Hz and 50Hz-50Hz dual-frequency shore power to ship power. Upon power supply switching between shore power and ship power, there is no need for equipment on a ship to b...  
WO/2019/063793A1
The invention relates to a circuit arrangement (1) for secure switching of inverter appliances (2) of a facility by means of a common emergency switch (3) connected to a switching signal input (4) of one of the inverter appliances (2), w...  
WO/2019/063109A1
The invention relates to an arrangement (1) for connecting a first and a second electrical supply system (2, 3). The invention is characterized in that the arrangement comprises the following components: a medium-voltage DC line (5), a f...  
WO/2019/063701A1
The invention relates to a method for controlling an electricity feed to an electricity grid (12) from a load side of an electric circuit (5), comprising the steps of: a) Providing a electricity feed with an associated feed duration to a...  
WO/2019/064855A1
The present invention enhances convenience in the event of an inability to communicate with a controller. This charging/discharging device (100) is provided with: a communication assessment unit (11) which determines whether or not it is...  
WO/2019/065534A1
[Problem] To make it possible to provide a power management method for saving on consumed power while also controlling air conditioning in such a manner as to prevent discomfort, even where operation (output) of an air conditioner has be...  
WO/2019/063835A1
The invention relates to a method for supplying energy to at least one component (56-72) of a wind energy plant (100). When the wind energy plant (100) is in operation, the energy is taken from the energy generated by the generator (10) ...  
WO/2019/067187A2
A reservoir includes power generation sources and energy storage systems. Some of the energy storage systems have a housing and energy storage devices. The energy storage systems are electrically connected to selected ones of the power g...  
WO/2019/064166A1
The invention relates to a wind turbine (1), comprising a rotor (12), a generator (14) mechanically coupled to the rotor (12) for generating electrical power, the generator (14) having at least one output (140) for providing the electric...  

Matches 501 - 550 out of 47,659