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Matches 1 - 50 out of 19,903

Document Document Title
WO/2018/010972A1
The present invention provides a control method for improving conversion efficiency of a multi-channel MPPT input inverter, which implements high efficient operation of the inverter. The method comprises following steps: in step S1, coll...  
WO/2018/007516A1
A power transmission network comprises: a plurality of converters (10, 12, 14) interconnected via a plurality of electrical elements; at least one power flow router (16), the or each power flow router (16) being operatively connected to ...  
WO/2018/008287A1
[Problem] To provide a power control device in which, when transferring power between nodes through a power line, a converter can be used at an optimum conversion efficiency. [Solution] Provided is a power control device provided with: a...  
WO/2018/004809A1
An integrated circuit (IC) is disclosed herein for adaptive power multiplexing with a power distribution network. In an example aspect, the integrated circuit includes a first power rail, a second power rail, and a load power rail. The i...  
WO/2018/001616A1
A subsea electric power distribution installation (1) comprising: - one or more MV switching apparatuses (70) electrically connected with an electric power source (50) and one or more electric loads (60), said switching apparatuses being...  
WO/2017/221851A1
[Abstract] To provide a switching control device and a power generation system with which the transmission of direct-current power can be switched and controlled for each of a plurality of power generation units when transmitting to a po...  
WO/2017/217284A1
[Problem] To perform power error displays well in a plurality of modules which are powered by Power over Ethernet (PoE) technology. [Solution] The present invention is provided with a plurality of modules having a built-in computer havin...  
WO/2017/216308A2
The invention relates to a control for an electrical energy supply unit, comprising a first filling level input, to which a first filling level of a first energy store of the electrical energy supply unit can be transmitted. In addition,...  
WO/2017/215752A1
A controller (10) for an electric energy supply unit (1) comprises a fill state input (11) to which a first fill state of a first energy store (40) of the electric energy supply unit can be transmitted; an additional fill state input (12...  
WO/2017/214348A1
A system and method for controlling power flow in a hybrid power system includes a controller in communication with the hybrid power system. The controller is also in communication with at least one knowledge system to receive informatio...  
WO/2017/212876A1
A system power supply circuit 100 receives input voltage VIN, and supplies power supply voltage to a plurality of load circuits 204 including a microcomputer 206. A plurality of power supply circuits 102 correspond to the plurality of lo...  
WO/2017/212673A1
This power source relay unit is configured such that, in response to a request signal from a load that requests information on alternating-current input power, a control part returns to the load dummy information related to preset altern...  
WO/2017/213345A1
A power supply management method of a vehicle location tracking terminal according to the present invention comprises the steps of: when a voltage of an internal battery drops and reaches a first reference voltage, switching power supply...  
WO/2017/212497A1
A system for optimizing voltage delivered to an electrical load is disclosed. The system includes a plurality of sensors for sensing the voltage delivered to the electrical load and the voltage generated from a supply end. The sensors ge...  
WO/2017/208792A1
In order to block current from flowing from another power supply unit to the path of one power supply unit in which a fault has occurred, a power supply device (1) is equipped with: a first conduction path (31) serving as a path for powe...  
WO/2017/207910A1
The invention relates to a method for electrical supply of an apparatus (2) by a system (1) comprising an intermittent electrical source (10), electrical storage means (11), a fuel cell (12), and an electrochemical unit for generating sa...  
WO/2017/203708A1
An electric car propulsion control device comprising a filter device and a power converter 6. The filter device is configured such that: a first inductance element L1, a second inductance element L, and a capacitor element C are connecte...  
WO/2017/198678A1
An electric distribution architecture (10) may comprise a main bus (14) delivering current from a main source (12) to a set of distributed loads (24, 34) at a first voltage (20) wherein a subset (16) of the set requires a second voltage ...  
WO/2017/199462A1
The purpose of the present invention is to provide a current/voltage control system capable of following changes in electric power in a direct-current system. The current/voltage control system (1) according to the present invention comp...  
WO/2017/199665A1
[Problem] To provide a switching device capable of suppressing the occurrence of an arc discharge at a power cut-off time, without reducing power efficiency during the supply of power, through a small-scale configuration. [Solution] Prov...  
WO/2017/198042A1
A direct-current bus voltage fluctuation suppression method and control method for a dual-PWM current converter. The direct-current bus voltage fluctuation suppression method comprises the following steps: establishing a power balance eq...  
WO/2017/193129A1
An active feedback controller for a power supply current of a no-insulation (NI) high-temperature superconductor (HTS) magnet to reduce or eliminate the charging delay of the NI HTS magnet and to linearize the magnet constant.  
WO/2017/186390A1
The invention relates to an electrical system (100) comprising at least two modules (200, 300), wherein a module (200, 300) comprises at least one switching element (210, 310). The first module (200) comprises a first switching element (...  
WO/2017/187976A1
The purpose of the present invention is to facilitate satisfactorily supplying power to a connected device. Provided is an electronic device, comprising a receptacle wherein a plurality of electrical terminal sets are disposed. Each of t...  
WO/2017/187409A1
According to an embodiment, the invention comprises a method for discharging an energy-storage system (104) in a solar panel installation (1 10), in which solar panels (100) are coupled to an electricity grid (103) by means of an MPPT mo...  
WO/2017/183400A1
Provided is a relay device that is able to supply charging current from a generator to at least two power storage units, and that, when a fault has occurred in one of the power storage units, is able to prevent the fault from reaching th...  
WO/2017/178401A1
A power system for a vehicle parking structure is disclosed. The power system comprises: a DC voltage bus arranged throughout the vehicle parking structure and configured to distribute DC power throughout the vehicle parking structure; a...  
WO/2017/178470A3
The invention relates to a module (10) for an explosion-proof luminaire (22) or for another explosion-proof electric device. The module (10) is designed to convert each non intrinsically safe input power on an input (11) into respectivel...  
WO/2017/177301A1
A power supply module for providing power to an unregulated spacecraft electrical power bus, the power supply module comprising a solar cell, output terminals, and a power converter mounted to the solar cell, the power converter providin...  
WO/2017/179413A1
Provided is a relay device, which is capable of performing switching between on and off of an energizing path between electricity storage units, and which is capable of performing, in the cases where abnormalities, such as short-circuiti...  
WO/2017/178060A1
Disclosed is a power supply switching circuit comprising: a first switch pair for selectively connecting a first power supply node to an output node, a second switch pair for selectively connecting a second power supply node to the outpu...  
WO/2017/175535A1
According to the present invention, a solar cell string (11) has a plurality of solar cell units (20) connected in series. In each of the solar cell units (20), a solar cell module (21) is connected to/separated from a cable run (23) by ...  
WO/2017/175584A1
Provided is a power supply control device (10) in which each of a first semiconductor switch (20) and a second semiconductor switch (30) switch on when a gate voltage is equal to or greater than an on threshold value and switch off when ...  
WO/2017/174829A1
The invention relates to an installation comprising: an arrangement for generating a direct current, formed by electrical generators (PV1… PVn) which are connected in series and located inside of a local zone and which supply to a remo...  
WO/2017/167206A1
Provided in the present invention is a direct current power grid voltage control method, dividing control of a direct current power grid voltage into three processes, namely natural voltage regulation, first voltage regulation and second...  
WO/2017/169053A1
The purpose of the present invention is to reduce energy loss caused by wasteful power consumption. This power supply system is provided with: a master device provided with a land power supply device 10 and a land control device 2; and s...  
WO/2017/169395A1
In the present invention a reverse current prevention circuit (2; 102) is equipped with MOSFETs (21, 22; 221, 222; 621, 622; 721, 722) and an on-off control unit (23). When the on-off control unit applies an on-control voltage to the gat...  
WO/2017/169054A1
Provided is a power supply system which is capable of consuming surplus power which has not been consumed, using a simple configuration. In a sea floor device 20, main DC/DC converters 64, 66 convert first DC power supplied to a primary ...  
WO/2017/163690A1
A DC-DC converter 11 converts direct current power, which is supplied from a solar cell 2, into direct current power at a different voltage, and outputs the direct current power to a direct current bus 30. An inverter 21 converts, into a...  
WO/2017/163903A1
In a power feed control device (10), a current output unit (28) outputs a current the value of which increases with an increase in the current value of an electric wire (11), and the current flows through a resistor circuit (31). In the ...  
WO/2017/165075A1
Some embodiments include apparatus and methods for using a switch to couple an inductor to an energy harvester for a time interval to allow charging of the inductor during the time interval, and using a circuit to generate control inform...  
WO/2017/163126A1
A power generation system (101) is disclosed. The power generation system (101) includes a variable speed engine (106) and a doubly- fed induction generator (DFIG, 108) coupled thereto. The DFIG (108) includes a generator (112) to genera...  
WO/2017/163960A1
DC-DC conversion devices 10, 20 convert direct current power into another direct current power, said direct current power having been supplied from direct current power supplies, and output the thus converted direct current power to a di...  
WO/2017/162490A1
The present disclosure relates to an electrical load management system (1) for a vehicle power supply system (PSS) having a high voltage network (NHV) and a low voltage network (NLV) coupled to each other by a DC-DC converter (6). The el...  
WO/2017/159536A1
[Problem] To control the supply and shut-off of electric power to each load device in accordance with the voltage level of a DC bus. [Solution] For example, 300V-380V is applied to a power source line L1 (terminal T1) and 0V is applied t...  
WO/2017/159648A1
[Problem] To provide a submarine device capable of obtaining a constant voltage despite fluctuations in power supply load without making the device large or complicated, as well as a submarine cable system, a method for controlling the s...  
WO/2017/158891A1
A power conversion device (30) connected between a power generation structure and a demand area power structure to perform power conversion is provided with: a power converter (32) that is connected to a power generation structure (20), ...  
WO/2017/154146A1
The present invention addresses the problem that to switch the state of a plurality of contactors the upper limit of current passing through a device is exceeded. This storage battery device is equipped with a battery unit, a first conta...  
WO/2017/148238A1
An output over-voltage protection method and device for a power source parallelized system, and a storage medium. The method comprises: detecting a real-time loop control voltage of each power source module of a power source parallelized...  
WO/2017/151340A1
An illustrative example fuel cell power plant includes a cell stack assembly having a plurality of fuel cells configured to generate electricity based on an electrochemical reaction. The power plant includes a capacitor, a plurality of i...  

Matches 1 - 50 out of 19,903