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WO/2021/224080A1 |
The invention relates to a circuit assembly (S) for linking networks with different nominal voltages via DC-DC converters (DC/DC_a, DC/DC_b), comprising: a connector (A1) for a first sub-network (BN48-1) with a first nominal voltage; a c...
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WO/2021/225633A1 |
Methods for controlling an integrated renewable energy source (RES) and energy storage system (ESS) of a RES-ESS facility having a point of grid interconnect (POGI) limit are provided. A forecast for energy production of the RES as well ...
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WO/2021/225576A1 |
In general, techniques are described that are directed to a device having a first power storage device and a second power storage device connected in series. A first power converter may generate, using electrical energy sourced from the ...
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WO/2021/219443A1 |
The invention relates to the field of charging system (10), particularly for electric vehicles and/or for a charging box (60) for the electric vehicles. The charging system (10) comprises a line interphase transformer, LIT-based rectifie...
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WO/2021/219186A1 |
A grid connected battery storage system (1) comprising two or more AC/DC power converter systems (2), two or more DC/DC power converters (8), and two or more DC electrical storage units (7), such as batteries, is disclosed. Each DC/DC po...
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WO/2021/219250A1 |
A system includes a DC bus and an auxiliary power source coupled to the DC bus. The system further includes an energy storage device and a modular uninterruptible power supply (UPS) including a first uninterruptible power module (UPM) co...
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WO/2021/214851A1 |
A power supply system converts AC power from a main power supply to DC power and outputs the DC power to a DC system (L). The power supply system comprises: a plurality of power conversion devices (10) that are mutually connected in para...
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WO/2021/210319A1 |
A power feeding control device (10) controls power feeding by switching on or off an FET (20). When current flowing via the FET (20) rises, the rising current flows via a resistor circuit (25). A drive circuit (23) makes a notification w...
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WO/2021/209183A1 |
The invention specifies an electrical drive system which has: a plurality of multi-phase multi-lane electric motors (1), wherein the same lanes of different electric motors (1) together form a lane group (LG1, LG2, LG3); at least one ele...
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WO/2021/209641A1 |
The invention relates to an overlap circuit configured to be coupled between power source(s) and load(s) for power transfer. The herein disclosed overlap circuit (100) is configured to transfer electrical power to two loads or two power ...
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WO/2021/210275A1 |
This power distribution device (200) comprises: a resin part (830) which covers a portion of both a power line and a signal line and which has a switch provided to a bottom surface (830a) side; and a support body (800) which is provided ...
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WO/2021/209640A1 |
The present invention relates to a system (100) for driving an electrical motor. The system (100) comprises a first set of voltage modules (112) and at least one second sets of voltage modules (122) connected to an electrical motor (200)...
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WO/2021/209642A1 |
The present invention relates to a system (100) for feeding a load. The system (100) comprises a first set of voltage modules (112) and at least one second set of voltage modules (122) connected to a load (200), wherein each set of volta...
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WO/2021/209532A1 |
The charging system comprises: • two chargers (2a, 2b) which deliver instantaneous electrical energy for charging an electric vehicle, with different electrical charging characteristics, • two electrical lines (16a, 16b), each connec...
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WO/2021/205816A1 |
A power feed control device (10) controls the power feed from a DC power source (11) to a load (12) by switching a MOSFET (20) on or off. A current regulating circuit (25) regulates a current, which flows through a device resistor (24), ...
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WO/2021/204806A1 |
This system for supplying (2) electrical energy to a motor vehicle comprises a grid (4), a first battery (8) connected to the grid (4) and having a first maximum no-load voltage, a second battery (10) connected to the grid (4) and having...
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WO/2021/205801A1 |
The present invention suppresses the rise of device cost in a DC power distribution system capable of disconnecting, from an output path, a power distribution line in which a ground fault accident has occurred. This DC power distributi...
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WO/2021/205882A1 |
A switching controller 130 generates control pulses Sp1, Sp2 serving as instructions to turn a first transistor M1 and a second transistor M2 on or off. One end of a capacitor Cs is connected with a switching node Nsw, and a constant vol...
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WO/2021/205949A1 |
Excessive current at the time of initial charge of a capacitor for assisting with the supply of power is satisfactorily prevented. The present invention comprises a control unit that controls a power system having a configuration in wh...
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WO/2021/201057A1 |
This power supply system (100) is provided with: a DC power supply device (110) (for example, photovoltaic power generation module) that supplies a DC current with a predetermined voltage in a managed area; a connection box (111) that sy...
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WO/2021/198270A1 |
The invention relates to an electrical interconnection circuit, for a solid-state-transformer (SST) system (1). The interconnection circuit comprises a plurality of medium voltage direct current, MVDC, to low voltage direct current, LVDC...
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WO/2021/202647A1 |
An apparatus for generating an output voltage including a microcontroller unit (MCU) configured to selectively generate a data modulating signal; and a voltage regulator configured to generate an output voltage modulated based on the dat...
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WO/2021/200902A1 |
A direct-current bus control system that controls power fluctuation at a direct-current bus that connects an input power supply and a load, the direct-current bus control system including: a principal stabilization device that bidirectio...
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WO/2021/113161A9 |
A circuit assembly for forming and testing batteries connected in parallel and in series includes a parallel test management device (PTMD) that connects to each battery and includes a main relay and a current transducer in series and an ...
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WO/2021/197991A1 |
The invention relates to a high-voltage charging circuit in a vehicle, which circuit is equipped with an AC voltage connection (WA), at least two galvanically separate DC voltage converters (W1, W2) designed as step-up converters, and a ...
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WO/2021/201230A1 |
A system according to the present invention comprises: a power source which generates a first low voltage from a supplied high voltage; a capacitor which suppresses fluctuations in the high voltage; and a first device which operates by u...
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WO/2021/194719A1 |
A utility meter includes a real-time clock (RTC), a supercapacitor, a power supply, and a set of photodiodes. The RTC keeps time utilized for time stamps applicable to events that occur during alternating current (AC) power outages of th...
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WO/2021/195355A1 |
Energy storage systems for charging an electronic device and methods of operating the same are disclosed. The energy storage system includes an AC bus, a DC bus, a plurality of batteries, a plurality of breakers, a plurality of inverters...
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WO/2021/191437A1 |
The invention relates to a system (100), comprising: a first unit (50), in particular a mobile unit, which comprises: - a number m of function terminals (51_1 to 51_m), - a first potential equalization terminal (15), which is intended to...
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WO/2021/192107A1 |
A power feeding system is provided with: a DC bus for supplying a DC power; a renewable energy power generation device connected to the DC bus; a first converter connected to the DC bus and converting bus voltage supplied to the DC bus t...
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WO/2021/186565A1 |
Provided is a power/communication integrated network system which includes a plurality of wireless base stations and a DC grid group which belongs to a cell formed by the wireless base stations, wherein: each of the DC grids in the DC gr...
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WO/2021/186408A1 |
There is disclosed a system (10, 100) and method (1000) for controlling electrical power delivered from a renewable energy source (12, 112) to a load (14, 114). The system may include a boost circuit (38, 138) configured to receive elect...
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WO/2021/185056A1 |
Disclosed is a direct current networking power system for a waterborne vessel, the system comprising a port-side propulsion unit and a starboard-side propulsion unit. The propulsion units include a direct current bus, and the direct curr...
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WO/2021/180638A1 |
The present invention relates to a microgrid with a high voltage direct current (HVDC) source, a high voltage alternating current (HVAC) source respectively, for efficiently and safely distributing power to decentralized loads, comprisin...
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WO/2021/182308A1 |
This adapter 20 is provided with: input terminals 51–53 into which direct-current input power is input from an external power source 10; output terminals 16a, 16b, which are output terminals that supply the direct-current power input f...
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WO/2021/179873A1 |
The present invention provides a hydrogen fuel cell management system, comprising a hydrogen fuel cell stack and a lithium battery. The hydrogen fuel cell management system comprises a hydrogen fuel cell stack protection system connected...
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WO/2021/174797A1 |
A power supply network capable of switching loop gains, a signal processing system, and an application. The power supply network is used for providing a bias signal to a power amplifier, and comprises a first filter circuit (1), a second...
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WO/2021/171579A1 |
[Solution] When supplying power source power to a plurality of communication equipment from a shared main power source such as a DC power source or a plurality of main power sources that belong to the same system and starting up the comm...
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WO/2021/171559A1 |
[Solution] The present invention enables unmanned electrical power supply operation for starting up each of a plurality of communication facilities in a stable state when supplying electrical power from a shared main power supply, such a...
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WO/2021/165651A1 |
A battery pack comprising a voltage bus, a first sub-pack and a second sub-pack. The second sub-pack comprises a plurality of modules. The battery pack is configurable into a first configuration in which the first sub-pack and the second...
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WO/2021/168214A1 |
Provided is a system for uninterrupted power using an array of capacitive elements (e.g., ultra-capacitors). The system may include an input, which may receive power from a first power source. A direct current (DC) bus may be connected t...
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WO/2021/165650A1 |
A battery pack comprising a voltage bus, a first sub-pack and a second sub-pack. The second sub-pack comprises a plurality of modules. The battery pack is configurable into a first configuration in which the first sub-pack and the second...
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WO/2021/165652A1 |
A system comprising an electric motor, a first battery sub-pack (11), a second battery sub-pack (12), and a plurality of switches (SW31- SW34). The switches are configurable into a first configuration in which the first battery sub-pack ...
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WO/2021/165653A1 |
A power system comprising a first battery sub-pack, a second battery sub-pack, a primary bus, an auxiliary bus, and a plurality of switches. The first battery sub-pack and the second battery sub-pack are connectable in series to the prim...
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WO/2021/160918A1 |
The invention relates to electric solar trackers powered by rechargeable power sources, such as rechargeable batteries and how the solar tracker is fed in order to operate. The object of the invention embraces a system and a method for o...
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WO/2021/161945A1 |
A power source stabilization device (20) positioned in series between a DC power source (11) and a power load (70). A current transformer (30) includes a primary winding (31) and a secondary winding (32). A control power source (50): cal...
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WO/2021/160341A1 |
An electric vehicle (2) is supplied with power from a power supply (1) via a cable (10) suspended from an anchor (20). The anchor (20) is attached to a mount (40) on the vehicle and detachable from the mount (40) by tension in the first ...
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WO/2021/161662A1 |
Achieved is a power starting/stopping device that is less affected by a dark current, can independently set a start voltage and a stop voltage, and can reliably stop the supply of power. The power starting/stopping device 100 comprises: ...
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WO/2021/162572A1 |
The present invention provides a smart power splitter as defined in claim 1 and by a method for providing power to an electricity consumer by means of a smart power splitter. The smart power splitter comprises at least one input termi...
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WO/2021/161191A1 |
A vehicle has an electric traction chain (3) to supply a drive torque to the wheels, and an energy management system (20; 40) comprising: a generator set (6) configured to generate a first supply voltage and mechanically disconnected fro...
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