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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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WO/2021/157427A1 |
This residual charge removing device is provided with: an electricity storage unit; a first switching unit which is connected to a target to which electric power from a power source device is to be supplied, and which operates in such a ...
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WO/2021/156936A1 |
In a multi-terminal DC power transmission system (20), a common control device (120) is connected to a plurality of individual protection devices (101-106) via a first communication network (121). When detecting a change of current or vo...
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WO/2021/153094A1 |
A control device that controls a power source for supplying electric power to a coil, the control device comprising: an acquisition unit that acquires a measurement value for estimating the state of the atmosphere around the coil; a calc...
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WO/2021/153203A1 |
The present invention adjusts, in a combined power system provided with a main DC bus and a plurality of power systems, the power supply-demand between the power systems. This power supply-demand adjustment system is a natural energy-usi...
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WO/2021/154461A1 |
Provided is a jump starting device for boosting a depleted or discharged battery having a positive terminal and negative terminal, including a battery device including multiple battery cells connected together in series, a positive batte...
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WO/2021/150758A1 |
Embodiments for a multifilar inductor with at least three windings that are switchable, having a power assigned winding denoted as P1, a suppression assigned winding denoted as B, a containment assigned winding denoted as T, a switching ...
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WO/2021/140858A1 |
This power distribution device comprises a power supply connector (211) which is connected to a battery pack, a front connector (215) which is connected to a front PCU that supplies power to a front MG, and a rear connector (216) which i...
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WO/2021/140534A1 |
Provided is a DC breaking device having a plurality of first mechanical contact points, a plurality of second mechanical contact points, a plurality of commutation circuits, a first semiconductor circuit breaker, and a second semiconduct...
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WO/2021/137121A1 |
Electrical installation comprising: • - an AC input (2) and a rectifier (6) to supply the installation; • - a connection (3) for at least one electrical consumer supplied with DC voltage; • - a DC source (7) and a DC/DC converter (...
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WO/2021/133220A1 |
Method for the serial connection of additional sources of direct current to equalize the voltage level in a system when the load is increased. It includes the following steps: by means of wires, a first load is plugged in between the pos...
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WO/2021/130665A1 |
This document presents a modular power supply system (100) for providing electric power to electronic devices. The system (100) comprises a power module (10) comprising a first housing (11), a display screen (12), a first output (14), a ...
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WO/2021/129422A1 |
A power distribution method and a power distribution system. In the method, when two or more energy sources Si are connected in parallel, the output power of each energy source Si is distributed for use, wherein each energy source Si inc...
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WO/2021/128778A1 |
The three-level topology-based energy storage device for rail transportation comprises a pre-charging circuit, a neutral point potential clamping circuit, a supercapacitor Cap, and n bidirectional DC/DC current conversion branch circuits...
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WO/2021/131576A1 |
This control device is provided with: a power transfer control means for controlling power transfer to and from a DC distribution network; and an exchange means for exchanging, in the power transfer to and from the DC distribution networ...
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WO/2021/130158A1 |
An electrical energy distribution system (1) for a vessel or platform comprises a plurality of DC buses (DC BB1, DC BB2, DC BB3, DC BB4), each DC bus coupled to a corresponding energy storage bus (ES BB1, ES BB2, ES BB3, ES BB4); each en...
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WO/2021/124789A1 |
In order to reduce the occurrence of component failure, this undersea device is provided with one or more temporarily energized units which are temporarily energized during use, and an energization switching unit which, when a predetermi...
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WO/2021/125127A1 |
According to the present invention, power source relay units (140, 240) have high-potential-side relays (142, 242) connected so that anodes of parasitic diodes are on the high-potential sides and cathodes thereof are on the low-potential...
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WO/2021/121890A1 |
The invention relates to a method for controlling the, current output of a battery, wherein the battery is used as a traction battery for driving a rail vehicle. A battery actual current Ibat,ist passes, as a three-phase alternating curr...
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