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Matches 1 - 50 out of 46,285

Document Document Title
WO/2019/093009A1
Provided is an electricity supply-demand control device (1) comprising: a power source procurement risk computation part (14) that uses power source output for each of power sources for procurement with the risk of procurement from an el...  
WO/2019/091737A1
A control system for and a method of fault isolation and electrical power restoration on an electrical network are provided and comprise: a plurality of electrical power supply facilities connectable to a region of a network, the region ...  
WO/2019/092812A1
The control device according to an embodiment is a control device for a self-commutated converter connected to an AC system. The control device has a filter calculation unit, a coordinate transformation unit, and a converter control unit...  
WO/2019/092877A1
In order to obtain a power conversion device capable of stably operating, the power conversion device (101) is provided with an inverter (3) for converting an input DC power to an AC power and a control unit (6) for controlling the inver...  
WO/2019/092905A1
A power generation system of a power producer for generating and providing electricity to an electric power system operated by an independent system operator (ISO). A processor determines a residual demand curve, at each time step of a f...  
WO/2019/091356A1
Provided by the present disclosure are a method and system for probabilistic load flow computation, comprising: acquiring basic data; on the basis of acquired basic data, computing the semi-invariant of a bus load and the semi-invariant ...  
WO/2019/094750A1
A micro-grid system blending utility power with power from multiple renewable sources including energy storage devices provides power factor correction using the renewable sources and energy storage devices by adjustment of associated co...  
WO/2019/092305A1
A power converter (101) for an electric power plant comprises an inverter-bridge (102), a network filter (105) for connecting the inverter-bridge to an alternating voltage power grid, and a controller (106) for controlling, in a first op...  
WO/2019/091188A1
Provided in the present disclosure are a physical address determination method, apparatus and device and a storage medium, relating to the field of solar power generation. The method comprises: controlling at least two slave nodes to be ...  
WO/2019/091485A1
System, device and method for exporting power are provided including at least one AC optimizer with plurality of DC inputs each connecting with respective one of plurality of DC sources, and independent maximum power point tracking (MPPT...  
WO/2019/091130A1
Disclosed in the present invention are a system-level protection system and method for sub/super-synchronous resonance/oscillation, wherein the system comprises: a central protection coordinator and multiple distributed protection relays...  
WO/2019/072290A3
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 unit, the first l...  
WO/2019/088498A1
The present invention relates to a power generation system using an energy storage device capable of supplying electricity to various power receiving sites by using a no-load generator for generating electricity and an energy storage dev...  
WO/2019/088817A1
The invention relates to an energy-optimising apparatus which comprises a magnetic circuit formed by a coil and a ferromagnetic core, which allows an acceleration of loads by means of which said loads can be reintroduced into the network...  
WO/2019/064252A3
A power switching unit (18) for use with a power grid (12), a home power network (28), and a vehicle power network (24). A first power port (20) is connectable to the power grid to receive power therefrom, a second power port (22) is con...  
WO/2019/087292A1
The purpose of the present invention is to provide: a power-system stability analysis device that is capable of preventing excessively large and excessively small power supply restrictions to be applied by a stabilization apparatus of a ...  
WO/2019/067187A3
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/2019/086735A1
The invention relates to a method for the distributed control of the frequency in a wind farm, said farm comprising wind turbines (11) connected to a line (24) connected to a bus bar (3) that is, in turn, connected by a transformer (6) t...  
WO/2018/231422A3
A method for operating an electrical power system includes detecting a bridge current magnitude in a rotor-side converter or line-side converter of a power converter, the power converter electrically coupled between a generator rotor and...  
WO/2019/087322A1
The present invention slows down the degradation of a storage battery. Every time chargeable power Wc and weather forecast information Dwf are obtained, a power management device 9 calculates a planned charging power Wcp to a storage bat...  
WO/2019/089334A2
A method for determining a dynamic rating for a conductive path includes using a sensor to measure a value for a load parameter and selecting a heating process associated with the load parameter. A rated temperature change is changed by ...  
WO/2019/088908A1
A method and a device for detecting faults and for protection of electrical networks, the electrical networks being fed from a transformer station (20) through a first three-phase switching device (25) with circuit breaker (18), a distri...  
WO/2019/087221A1
The present invention relates to an improved immersion system (S) for the cogeneration of energy for supplying small-sized peripheral utilities comprising: at least one thermal engine (2) suitable to be supplied through a fuel for the pr...  
WO/2019/089184A1
A power system (100) having a plurality of gensets (102) compares the instantaneous power consumption (504) with a plurality of power consumption (504) zone (404) boundaries and classifies the power consumption (504) into a selected zone...  
WO/2019/079881A1
An improved management of an electrical power transmission network is obtained by providing at each of the subscriber premises a load control device which includes a power correction system for applying a capacitive load and/or a switche...  
WO/2019/080756A1
A traction power supply system and an energy feedback apparatus therefor. The input end of a single-phase inverter is connected to a direct current bus of the traction power supply system, and the output end is connected to a primary sid...  
WO/2019/081503A1
An electrical converter (10) comprises three branches (12) of series-connected converter cells (14), each converter cell (14) comprising a rectifier (34), a DC link (36) with a DC link capacitor (C) and an inverter (38), wherein the thre...  
WO/2019/083567A1
A photovoltaic (PV) power station includes at least one AC power production unit. The AC power production unit includes an energy reservoir that is supplied with DC energy from a DC power generator, such as PV panels. The energy reservoi...  
WO/2019/010120A3
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/2019/082431A1
This interconnected power storage system comprises: a current sensor for detecting current flowing in an interconnected alternating-current path of a consumer; and a power storage device connected to the alternating-current path. The pow...  
WO/2019/082589A1
This solar power generation system is configured by collecting a plurality of solar power generators that each carry out an operation of tracking the sun, the solar power generation system being provided with: drive control units that ar...  
WO/2019/080834A1
The present invention relates to an island converter overload limitation method and device that are applied to a bipolar flexible direct current transmission system, which relates to the field of direct current transmission. When an isla...  
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...  

Matches 1 - 50 out of 46,285