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Matches 451 - 500 out of 49,606

Document Document Title
WO/2020/051472A1
Aspects of the present disclosure are presented for providing coordinated energy outputs of separate but connected modules, in some cases using communication protocols such as the Data Distribution Service standard (DDS). In some aspects...  
WO/2020/048338A1
A modular converter device (1), a combined converter and a control method. The modular converter device (1) comprises at least one two-stage converter (2), a positive switch (5) and a negative switch (6). The two-stage converter (2) comp...  
WO/2020/050019A1
A hydrogen production system is provided with: a hydrogen production device which is so configured as to be connected to an electric power system and to produce hydrogen by electrolyzing pure water; an output control unit which can contr...  
WO/2020/047589A1
The present invention provides methods and apparatus for producing a variable and auto regulated three phase power source from an existing three, two or single phase power supply source. Variability and regulation are achieved by produci...  
WO/2020/044139A1
The invention provides a converter arrangement that couples an AC power system with a DC power system. The converter arrangement includes a converter, a filter and a control unit. The converter is capable of operating as an inverter and ...  
WO/2020/045759A1
According to one embodiment, a DC-DC converter for compensating for a ripple in a photovoltaic-linked energy storage system, and a control method therefor are disclosed. Particularly, a DC-DC converter for compensating for a ripple gener...  
WO/2020/045357A1
This power management system is provided with an output facility which outputs output power having environmental added value, and a consumption facility which consumes at least part of the output power. The power management system is pro...  
WO/2020/044743A1
In the present invention, a reference capacity determination unit (23) determines the reference capacity necessary for each power storage device (13) assuming that power is not transmitted or received between consumer facilities (1). An ...  
WO/2020/042307A1
A quick search method for a cascading failure of a large AC/DC power grid and a system. The quick search method for a cascading failure of a large AC/DC power grid comprises: step 1, determining an initial failure, and forming a failure ...  
WO/2020/043306A1
The present disclosure relates to an electrical device (2) comprising a synchronous machine (4) having a rotatable mass and configured for being connected to an AC power grid (3), and an energy source (5) comprising a power electronics i...  
WO/2020/044051A1
A power grid management system for a power grid to which multiple electrical vehicles and multiple charging points are connected, each charging point including a power supply and a power interface connecting the power supply to an electr...  
WO/2020/043542A1
The invention relates to a method for controlling an exchange of energy in an energy system (1) having multiple energy sub-0systems (3), each connected for the exchange of energy between one anotherenergy exchange with one another. In or...  
WO/2020/046542A1
A personal power plant stores energy at the load site from renewable sources and through connection with a utility, enabling the personal power plant to support real time or near real time system load balancing and to eliminate net-meter...  
WO/2020/044381A1
A system (1) is described, for electrically re-charging a vehicle (20) through a plurality of energy devices connected to an inverter (10) of the system (1) and through a public electric mains (5) connected to the system (1) through a li...  
WO/2020/045918A1
An embodiment provides a DC-DC converter for sensing a grounded state and a method for controlling same in a photovoltaic energy storage system. Specifically, the converter can sense a grounded state on the basis of the magnitude of volt...  
WO/2020/043297A1
The invention relates, amongst other things, to a switchable longitudinal voltage source (20) having a feed connection (A) for feeding a current, a first output connection (B), and a second output connection (C). The longitudinal voltage...  
WO/2020/046004A1
According to one embodiment, disclosed are a DC-DC converter for preventing the unnecessary consumption of a battery in a solar power-linked energy storage system, and a control method therefor. Particularly, a sensing switch is controll...  
WO/2020/043258A1
An electric converter for converting AC or DC input into an electric AC or DC output. A swap circuit with controllable electric switches serves to selectively swap connection of a plurality of DC power banks (DCBs) between an input termi...  
WO/2020/043522A1
The invention relates to a method for controlling an exchange of energy in an energy system (1) having multiple energy sub-0systems (3), each connected for the exchange of energy between energy exchange with one another. In order to prov...  
WO/2020/047227A1
A power generation system includes a power source that is configured to communicate with at least one of a downstream load or a downstream device by changing a voltage on a power bus between the power source and the at least one of the d...  
WO/2020/043380A1
The invention relates to a device for a low-voltage circuit, comprising: a four-pole input connection for a three-phase AC circuit having a neutral conductor, with a first, second and third input phase pole, as well as an input neutral c...  
WO/2020/044636A1
A market response reliability management device 10 is connected to a market management system 60, and is provided with: a trend fluctuation scenario creation unit 21 that creates a plurality of trend fluctuation scenarios assuming trend ...  
WO/2020/039207A1
A capacitive unit for local power factor correction of a multi-phase inductive load. The capacitive unit comprises at least one capacitive module. Each capacitive module comprises a contactor and a multi-phase capacitive load arranged to...  
WO/2020/040724A1
A system and method for estimation of grid impedance in a power converter controller is disclosed in which a current controller is provided to inject an injection current while operating online and coupled to a power grid at a point of c...  
WO/2020/040261A1
This electric power management system is for providing a mechanism of electric power transaction among two or more facilities connected to an electric power system, the electric power management system being provided with: a control unit...  
WO/2020/038796A1
The present disclosure relates to an electronic valve apparatus for a high voltage direct current, HVDC, power transmission system. The electronic valve apparatus comprises a first device chain (301) including a plurality of first device...  
WO/2020/041412A1
A control device (110) includes a first multiplexing unit (202) configured to segregate a first PWM signal having a first switching frequency into a second PWM signal having a second switching frequency and a third PWM signal having a th...  
WO/2020/039077A1
The invention relates to a method for detecting low-frequency vibrations, in particular sub- synchronous resonance, in an electric supply network. The electric supply network has a network voltage with a network nominal frequency. The me...  
WO/2020/039204A1
A battery energy storage system for use in providing balancing services to an electrical power distribution network is set to monitor the state of charge (SoC) of a storage battery (26). If the SoC is within an optimal range (48), the ba...  
WO/2020/039632A1
In a supply and demand control system 1, a power transmission loss calculation/correction unit 209: predicts a short-term demand distribution change on the basis of monitoring information 216 and short-term prediction results 217 for a p...  
WO/2020/038537A1
The present disclosure relates to a method of controlling operation of wind turbine generators (WTGs) in a hybrid power plant including both WTGs and PV modules. The method includes steps of: monitoring at least one operating parameter f...  
WO/2020/039789A1
A device control unit (54) performs, over a prescribed assessment period within a demand time period, a baseline assessment control of cancelling an electrical power consumption restriction on a device (20) being managed. A demand contro...  
WO/2020/038692A1
The invention relates to a method for detecting low-frequency vibrations, in particular sub- synchronous resonance, in an electric supply network. The electric supply network has a network voltage with a network nominal frequency. The me...  
WO/2020/038603A1
An apparatus for a load tap changer includes a first primary winding electrically connected to a first contact, the first contact configured to connect to one of a plurality of taps in a load tap changer; a second contact, the second con...  
WO/2020/038805A1
The present invention relates to a high voltage direct current (HVDC) transmission system (200) comprising a first bipole (210) comprising a first transmit station (220) and a first receive station (230) and a second bipole (250), connec...  
WO/2020/040532A1
According to an embodiment, disclosed is a DC-DC converter in a solar-linked system, the DC-DC converter including: an initial charging circuit which connects an inverter with a first node and is used for charging an inverter-side capaci...  
WO/2020/040350A1
The present invention relates to a new renewable energy hybrid power-generation system and a power-generation method therefor. The power-generation system comprises a renewable-energy power generator (RG), a fuel cell system (FC), and a ...  
WO/2020/036745A1
Provided are techniques for predictively generating demand response (DR) events based on grid operations and faults, based on optimization and self-learning routines. The techniques include obtaining grid status information, and determin...  
WO/2020/035179A1
The invention relates to a measuring system for classifying poles of a supply network, in particular of a power supply network or a telecommunication network, comprising a measurement recorder, a fastening device designed to fasten the m...  
WO/2020/035294A1
The invention relates to a method for controlling an electrical consumer, wherein the electrical consumer is coupled to an electrical supply grid by using a frequency converter, wherein the electrical supply grid has a grid voltage and i...  
WO/2020/035426A1
The invention relates to photovoltaic inverter (2) with a DC input (3) for connection to a DC source (4), a DC-DC transformer (9), a DC bus (10), a DC-AC converter (11), an AC isolator (8), a control device (13), an AC connection (5) for...  
WO/2020/034240A1
Disclosed is a renewable energy management system (100), including an energy system (120) and a monitoring apparatus (110). The energy system (120) is used for storing battery power. The monitoring apparatus (110) is coupled to the energ...  
WO/2020/034491A1
An overexcitation limiting method and system for an excitation regulator, the overexcitation limiting method for the excitation regulator comprising: determining an inertia time constant; collecting an excitation current of a generator, ...  
WO/2020/033912A1
A combined heat and power microgrid system that functions as an uninterruptible power supply is provided that not only generates energy using renewables and compressed gas-driven linear generators but also stores energy in the form of co...  
WO/2020/031432A1
This secondary battery is provided with a wound electrode body that comprises a positive electrode, a negative electrode and a separator, while being obtained by winding the positive electrode and the negative electrode, which are superp...  
WO/2020/031416A1
This system operation supporting device for supporting the introduction of dispersed power sources to a power system comprises: a dispersed power source evaluating unit that determines whether each of the dispersed power sources will dro...  
WO/2020/030673A1
A method of detecting islanding in a micro grid system having one or more distributed generators (DG) connected to a load and the grid at point of common coupling (PCC) is disclosed. The method injects into a control loop a step change i...  
WO/2020/033691A1
A system for compensating a voltage line drop includes a shelving unit comprising at least one receiving port, wherein the at least one receiving port includes a connector. The system also includes a power converter operable to generate ...  
WO/2020/032082A1
This control device for controlling charging/discharging of a plurality of power storage devices belonging to different consumers includes at least one processor. The at least one processor executes: reception processing for receiving a ...  
WO/2020/031085A1
Method for controlling, by inertia emulation, electric power generators provided with rotational inertia and connected to the electricity grid by means of electric power converters, the system providing the steps of: measuring the grid f...  

Matches 451 - 500 out of 49,606