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WO/2021/086240A1 |
A method for providing frequency balancing in a power network grid is presented The method is performed in an RBS of a radio communication network. The RBS comprises one or more power supply units, PSUs, connected to the power network gr...
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WO/2021/085441A1 |
This control device (31) comprises: an acquisition unit which acquires power consumption values (Pddc, Pcp) of electric devices (23, 25) other than an inverter (21); a limit value calculation unit which when a rotary electric machine (20...
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WO/2021/083887A1 |
The invention relates to a distribution system (100) for electrical power comprising a feed device (110) for receiving an input alternating current from an external low-voltage network (N) and for outputting a transfer current into the d...
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WO/2021/078441A1 |
The invention relates to an electronic voltage supply system (1) for providing electrical energy to a battery module (30), - having a first battery string (2a) which provides a medium electrical voltage (UMS) at a first battery output (1...
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WO/2021/077439A1 |
The present invention falls within the technical filed of photovoltaic high-voltage converters, and specifically relates to a series-type photovoltaic high-voltage direct-current grid-connected converter topological circuit and a modulat...
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WO/2021/078849A1 |
The invention relates to an electrical vehicle (3) charging system comprising a plurality of power stages (1 ) each configured for providing electrical energy to charge an electrical vehicle (3), a plurality of outlets (4) each comprisin...
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WO/2021/077438A1 |
A large-scale photovoltaic direct-current series boosting grid-connected system having power balancers, and a power balancing method. The grid-connected system comprises N photovoltaic direct-current converters (103) and N-1 power balanc...
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WO/2021/073980A1 |
A device for driving a safety-relevant electronic system, in particular of a vehicle, comprises a power supply unit (10) having at least one voltage regulator (11, 12), wherein the power supply unit (10), during operation, is supplied wi...
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WO/2021/075408A1 |
Provided is a power supply system (100) having a first load (34) and a second load (36). The power supply system (100) comprises: an inter-load switch (20) that is provided in a connection path (LT) connecting the first load with the sec...
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WO/2021/073723A1 |
An apparatus (100) includes a first battery (102) of a first type, a second battery (104) of a second type different from the first type and a controller (106) configured to determine an energy condition associated with the apparatus and...
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WO/2021/072561A1 |
The invention relates to a system for the generation, storage and distribution of electrical energy, which is activated by kinetic energy, generating charge as a result of movement and which comprises: one or more ion-type batteries; an ...
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WO/2021/070403A1 |
Provided is a DC power supply device that can suppress voltage oscillation in a power supply path to a motor control device. The DC power supply device comprises: a power supply unit (AC/DC converter, and the like) that outputs a direct ...
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WO/2021/071427A1 |
A control circuitry of a switched-mode power module, the switched-mode power module comprising a power stage configured to receive input power from a power supply and to output power to a load, the output power having an output voltage, ...
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WO/2021/069049A1 |
A radio frequency power recovery unit, comprises a plurality of rectennas, each comprising an antenna and a capacitor configured to be charged by energy received by the antenna; a plurality of switches, each configured to selectively con...
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WO/2021/068640A1 |
A DC boost conversion circuit and apparatus. The circuit comprises: a fully controlled circuit (10), a transformer (20), and an uncontrolled circuit (30). The fully controlled circuit (10) is composed of multiple fully controlled H-bridg...
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WO/2021/071705A1 |
A power distribution system for delivering DC electrical power is provided. The power distribution system comprises a power distribution device and a power interface. The power distribution device comprises a power storage device. The po...
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WO/2021/069181A1 |
The application relates to a method for operating an energy generating system (EEA; 1) comprising a plurality of DC sub-generators (5.1 – 5.n) which are connected in parallel with one another and in each case to a shared DC load (20) v...
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WO/2021/071770A1 |
A modular power distribution system, comprising a client device configured to be inserted into a host device, and having a series of independently configurable electrical connections and predetermined electrical connections connecting th...
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WO/2021/060546A1 |
A first control unit (57) is activated by being supplied power from a first power supply pathway (51), and put in an activated state. A second control unit (67) is supplied power from a second power supply pathway (61) separate from the ...
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WO/2021/056517A1 |
A current sharing apparatus and method for a power system, and power modules (1, 2…N). The power system comprises the plurality of power modules (1, 2…N). Each power module (1, 2…N) is electrically connected to a current sharing de...
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WO/2021/054007A1 |
In the present invention, attachment of a power relay is detected in cases where the power relay cannot be turned off and power supplied to a microcomputer has been successfully shut off. An electronic control device 100, which is one as...
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WO/2021/054074A1 |
With conventional technology there is a risk of an overvoltage occurring between a DC/DC converter and an inverter as a result of a system malfunction or the like. Provided is a control device provided with a direct-current bus which is ...
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WO/2021/053102A1 |
Electric supply circuit (20) for supplying an electrolytic cell (21) with nominal direct current between 20 kA and 100 kA, comprising an upstream collection bar (25), a downstream collection bar (26), the two upstream (25) and downstream...
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WO/2021/053769A1 |
This power quality adjustment device is provided with a plurality of power provision units for converting the quality of power received from a power source and for providing one or more consumers with power having undergone quality conve...
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WO/2021/054387A1 |
According to the present invention, power packets are output in such a way as to reduce errors with respect to the required power. The disclosed power packet transmitting device is provided with a controller which executes transmission c...
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WO/2021/047986A1 |
There is provided an electrical assembly comprising a converter (20) for connection to an electrical network (40), the converter (20) comprising at least one module (44) including at least one switching element (46) and at least one ener...
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WO/2021/049787A1 |
An electronic apparatus includes: a plurality of input ports to which a plurality of first external devices are connected; a converter; an output port to which a second external device is connected; and a processor that controls the conv...
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WO/2021/046597A1 |
The invention relates to an apparatus for regulating electrical power in an electricity transmission network, the apparatus including: a DC contactor; a transmission network connector including live terminal(s) connected to live connecti...
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WO/2021/051035A1 |
A method for forecasting wind power output of a target wind farm. The method includes normalizing, wind power output data for each wind farm of a group of wind farms, based, at least in part, on a respective installed capacity; transform...
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WO/2021/044955A1 |
The purpose of the present disclosure is to facilitate the construction of a system. This power conversion system (100) comprises a first power conversion device (11), a second power conversion device (12), and a cable support (2). The f...
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WO/2021/044686A1 |
A DC distribution system (1) is provided with: a transformer (11); a rectifying device (12); a DC busbar (13) through which DC power flows; a plurality of DC branch wires (14) which branch off from the DC busbar; an AC interrupting unit ...
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WO/2020/079594A9 |
A system and method of managing a power infrastructure having a plurality of duty power modules (DPMs) configured to power a plurality of load centers. Various different operational modes may be deployed. Inherent redundancy mode is impl...
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WO/2021/044081A1 |
According to an example aspect of the present invention, there is provided an audio amplifier for use with a limited power source, the audio amplifier having: a power input terminal, a signal input terminal, a first DC to DC converter ha...
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WO/2021/046123A2 |
A system and method is provided to provide power to a load or electronic equipment which includes a multi-pole switch that connects the input of the load or electronic equipment to a first AC source or a DC source or an optional second A...
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WO/2021/038070A1 |
Systems, methods, techniques and apparatuses of power network state estimation are disclosed. One exemplary embodiment is a method for state estimation in a power network comprising receiving a set of supervisory control and data acquisi...
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WO/2021/037543A1 |
The present invention relates to methods (100) and to a device (200) for operating voltage transformers (210, 220) connected in parallel, wherein the voltage transformers (210, 220) are operated in different operating modes (120, 130) as...
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WO/2021/037506A1 |
The invention relates to a method for determining an electrical system state (30) of at least one motor vehicle (50), wherein vehicle-side electrical state data (20) of the at least one motor vehicle (50) are detected by means of a power...
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WO/2021/039177A1 |
An energization control device is provided with an inter-system switch (inter-system SW) and a SW control circuit that is an inter-system switch control unit. The inter-system SW switches between conduction and cutoff of an electric curr...
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WO/2021/039678A1 |
The present invention provides a direct current power supply device that can obtain solar-cell-derived DC power efficiently when combining the solar-cell-derived DC power, commercial power-supply-derived DC power, and a power storage dev...
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WO/2021/037648A1 |
The invention relates to a control device (100) for a DC-DC converter (110) having multiple parallel-connected DC-DC converter modules (120_l,...,120_n). The control device measures individual target current values for the DC-DC converte...
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WO/2021/041684A1 |
A battery pack includes a housing having a positive terminal and a negative terminal. Battery cells are located within the housing and are selectively coupled to the positive terminal and coupled to the negative terminal. A battery manag...
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WO/2021/032412A1 |
The invention relates to a battery system (10) for a motor vehicle, comprising a battery module (5) which has an internal voltage source (Vi), a positive pole (22) and a negative pole (21), and a switching unit (60) for electrically conn...
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WO/2021/032411A1 |
The invention relates to a battery system (10) for a motor vehicle, comprising: a first battery module (5) which has a first voltage source (V1), a first inductor (L1), a positive pole (22) and a negative pole (21); a second battery modu...
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WO/2021/032050A1 |
The present application provides a direct-current energy dynamic regulation system and a control method therefor. The direct-current energy dynamic regulation system comprises N voltage-equalizing energy dissipation modules connected in ...
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WO/2021/033630A1 |
According to the present invention, in a semiconductor switch (20), a resistance value between a current input terminal (20d) into which a current is input and a current output terminal (20s) from which the current is output decreases as...
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WO/2021/033527A1 |
According to the present output device (11), a current is output through a semiconductor switch (20). In regards to the semiconductor switch (20), the resistance value between a current input terminal (20d) into which current is input an...
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WO/2021/032450A2 |
The invention relates to a chuck having a chuck body (2) and a plurality of clamping jaws (4) which are adjustably mounted on the chuck body (2), having a means for generating electrical energy in order to supply at least one sensor and/...
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WO/2021/030087A1 |
Techniques for implementing a fault-tolerant power supply are described. In an example, a system converts an alternating-current (AC) voltage to an initial direct current (DC) voltage. The system further converts the initial DC voltage t...
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WO/2021/027441A1 |
Disclosed in the present invention is a multi-port energy router, comprising no less than 2 multi-port modules; each multi-port module comprises a first common port and a second common port and at least one remaining port. The first comm...
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WO/2021/030753A1 |
A system for providing power to more than one ultrasonic welding probe from M power supplies includes N multipoint units and a base. Each of the N multipoint units includes: a housing, a plurality of analog or digital inputs configured t...
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