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Patent Searching and Data


Matches 501 - 550 out of 49,618

Document Document Title
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...  
WO/2020/030671A1
The invention proposes a method of load sharing between two or more inverters having different volt ampere (VA) ratings connected in a microgrid. The method includes setting a total per-unit impedance of a line joining the inverter termi...  
WO/2020/032433A1
A photovoltaic system and a control method therefor are disclosed. A photovoltaic system according to an embodiment of the present invention comprises: a solar cell array for converting solar energy into electric power; a power managemen...  
WO/2020/032414A1
The present invention relates to a system which uses a plasma reforming module to adjust the frequency of a power system to stabilize the power system and generate chemical energy. The system demands generated power to turn, back to a st...  
WO/2020/030237A1
A power plant comprising: a plurality of photovoltaic (PV) modules arranged in a first and a second region of the power plant, wherein the PV modules in the same region are electrically connected with each other and wherein the PV module...  
WO/2020/028928A1
The invention relates to a method for supplying coils (2, 3) at a supply location, transporting the coils (2, 3) from the supply location to an installation location and installing the coils (2, 3) at the installation location to form a ...  
WO/2020/031431A1
This secondary battery is provided with a winding electrode body which includes a positive electrode, a negative electrode, and a separator, and in which the positive electrode and the negative electrode layered each other with the separ...  
WO/2020/032457A1
The present invention relates to a submodule for an MMC converter configured to supply power in a stable manner to a submodule controller for controlling the submodule for the MMC converter. A submodule for an MMC converter according to ...  
WO/2020/024505A1
Provided are a decentralized reactive power compensation method and system for urban rail transit. The system comprises: a control center, a main substation and N traction substations, wherein N is a positive integer greater than one; th...  
WO/2020/026874A1
The present invention provides a technology through which a power retailer optimizes a power procurement amount. In a computer for controlling a system including a power generation device, a storage battery, a power load, and a control d...  
WO/2020/024064A1
Herein provided is a controller for a current inverter. The controller comprises a reference generator configured for obtaining source voltage and current values from an electrical source, generating a voltage error function based on sou...  
WO/2020/028224A1
A wireless wall switch assembly configured to be used with electrical loads is described. By one approach, the wireless wall switch is mounted over an existing wall switch assembly and controls or communicates with the electrical load as...  
WO/2020/027202A1
This power prediction system is provided with: batteries detachably attached to a power device using electrical power; a charging device for charging the batteries; and a power prediction device that predicts, through machine learning, t...  
WO/2020/028586A1
An energy control and storage system includes an energy monitor, a power controller, an energy storage device, and a computing unit. The energy monitor monitors power provided between an electric distribution system and a load. The power...  
WO/2020/025169A1
A voltage regulation system for an electrical power distribution network that receives electricity from one or more distributed energy resources includes: a voltage regulation device configured to maintain a voltage in the electrical pow...  
WO/2020/026900A1
According to the present invention, a management device (60) has: a management device storage unit (65) that stores a charging schedule and an operation load until the next charging of forklifts (51, 52, 53); and a required charge amount...  
WO/2020/026656A1
Provided are a utility interconnection system, an interconnection control device, and a utility interconnection method capable of not interrupting power supply during the restoration of power. The utility interconnection system interconn...  
WO/2020/025344A1
The invention relates to a method for controlling a machine with at least one inverter-operated electric drive unit, with the machine determining the instantaneous mains frequency of the mains supply to the machine and a deviation of the...  
WO/2020/025586A1
The invention relates to a method for monitoring compliance with feed-in conditions and an arrangement (1) designed for said purpose and a corresponding set of computer program products. The method monitors compliance with feed-in condit...  
WO/2020/028650A1
Systems and methods are provided to mitigate flaring of natural gas. A natural gas processing system may process raw natural gas into a fuel gas stream that may be used to power any number of on-site power generation modules. In turn, th...  
WO/2020/026681A1
The problem of this disclosure is to facilitate selection by a user of a facility where charging is performed or a time zone when charging is performed in consideration of degree of fees required for charging. The charging management sys...  
WO/2020/020452A1
An inverter system, e.g. for a solar power system, has a plurality of inverters (10a...n, 10x) each having an input (12) connectable to at least one DC source, an inverter circuit (13) for converting a DC current into an AC current, and ...  
WO/2020/019550A1
Disclosed is a multi-synchronous rotating coordinate system-based multi-function grid-connected inverter harmonic control method. The method comprises: firstly using a phase-locked loop to acquire a fundamental angular frequency of a loa...  
WO/2020/022210A1
A distributed power supply system including a distributed power supply is provided with: a communication unit which receives a first message from a power management server that controls the distributed power supply, and receives a second...  
WO/2020/023598A1
A three-phase motor drive system for operation from a three-phase alternating current (AC) power source. The three-phase motor drive system includes a three-phase hybrid active harmonic filter (AHF) having an input operably connected to ...  
WO/2020/020325A1
A rail transport power supply system, comprising: a power transformation and distribution module (10), the power transformation and distribution module (10) comprising a transformer (T), a primary side of the transformer (T) being connec...  
WO/2020/021256A1
There is provided a power station (200) for providing an electricity supply. The power station (200) comprises, in combination, a wind turbine (201) having a turbine power output, at least one further energy generator (203) other than a ...  
WO/2020/019103A1
It provides a photovoltaic power system (1), including: at least one PV panel assembly (100, 101), having at least one PV panel (140, 141), a central power converter (11) having a DC side and an AC side to be electrically coupled to an A...  
WO/2020/021677A1
This power conversion system comprises: a storage battery; a first power conversion device that is constructed so as to connect to an electrical power system and that supplies power to a load device by converting power from the storage b...  
WO/2020/020469A1
The invention relates to an energy generator installation, comprising - at least one solar installation comprising one or more solar panels and one or more inverters associated with the solar panels, and - at least one battery store inst...  
WO/2020/019632A1
Provided are a method, a device, and a system for controlling peak-load regulation. The device for controlling peak-load regulation acquires a current power supply capacity and a load status of a power system (101), determines according ...  
WO/2020/022194A1
The present invention provides a power conditioner that, without requiring an additional structure, is able to detect the attachment state of a current sensor attached to an electrical wire that connects an electric power system and the ...  
WO/2020/020383A1
A multiple unit parallel auxiliary converter synchronous soft startup networking control strategy, wherein when a first auxiliary converter is put into a bus, non-first auxiliary converters synchronously complete networking and connectin...  
WO/2020/020610A1
An electronic control system (9) of a frequency converter (4) repeatedly receives one nominal base value (B*) at a time for the operation of an electrical machine (5) supplied with electrical energy by means of the frequency converter (4...  
WO/2020/021088A1
The aim of the invention is to detect an arc (arc) in an assembly (1) for transferring a direct voltage (Udc). This aim is achieved by a communication transformer (4) having a primary winding (L1) and a secondary winding (L2), the second...  
WO/2020/021925A1
The present invention, which satisfies FRT requirements and reliably supplies power to a load even when there is a system abnormality, is provided with: a distributed power supply 2 connected to a power line L1 for feeding power from a c...  
WO/2020/020963A1
The invention relates to a prefabricated module (3) comprising, in one piece: a shower compartment (31), with a shower (51); a toilet compartment (32), with a toilet seat (98), the shower compartment (31) and the toilet compartment (32) ...  
WO/2020/022182A1
Provided is an electric power control device that can appropriately conduct electric power interchange through an AC power system while maintaining the AC power system in a stable state. An electric power control device (100) comprises: ...  
WO/2020/018026A1
The invention relates to a method calculating optimum number of buses and charging stations to be used in a line for each type of diesel, slow or fast charging electric bus types intended to be used at a travel point of in-city public tr...  

Matches 501 - 550 out of 49,618