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WO/2013/099837A1 |
A power supply device (10) is provided with a plurality of constant current output circuits (14) that are capable of supplying power to a load (12). Each constant current output circuit (14) is provided with: a pulse generation unit (20)...
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WO/2013/093235A2 |
The invention relates to an electrical system including: at least one DC power source (S); at least one electrical device (DE) connected to said source (S) and supplied with a current ie provided by said source (S) and a voltage vDC at t...
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WO/2013/091700A1 |
An arrangement (101) for controlling the electric power transmission in a high voltage direct current, HVDC, power transmission system comprising at least one HVDC transmission or distribution line (102, 104, 106, 108, 110, 112, 114) for...
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WO/2013/088996A1 |
In order for it to be possible for the functions of an electronic control device to be maintained even if an abnormality occurs in a constant-voltage generating circuit and in the periphery thereof, an in-vehicle electronic control devic...
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WO/2013/086579A1 |
Provided is a renewable energy power generation system (10) having a renewable energy power generating apparatus (12) arranged to generate electric power; and a hydrogen power generation module (20) having a separation unit (22) adapted ...
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WO/2013/085647A1 |
A power system includes one or more notification circuits for powering notification devices, a backup power source, and a plurality of primary power supplies. The primary power supplies are configured to provide a combined current to the...
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WO/2013/080797A1 |
Provided is a power system wherein output power can be discretionary set, while stabilizing an output voltage. Connecting terminals (13, 23) of sub power supplies (1, 2) are connected in parallel to each other to external connecting term...
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WO/2013/075975A1 |
One subject matter of the application relates to a vehicle electrical system (8), which has a first vehicle electrical system branch (1) with a first nominal voltage U1 and a second vehicle electrical system branch (2) with a second nomi...
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WO/2013/076214A1 |
A continuous power supply system suitable for input connection to N continuous power supply networks (R1,..., R N ) that are distinct and connected to a single ground potential, where N is an integer greater than or equal to 2. Said cont...
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WO/2013/075304A1 |
A power supply system includes a power supply switch (102) including a first input voltage port, a second input voltage port, and an output voltage port; and a comparator circuit (104) configured to compare a first input voltage (VinA) a...
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WO/2013/077744A1 |
The invention provides a system for operation of electric power subsea loads supplied through a long subsea step out cable, particularly high electric power subsea loads, distinctive in that the system comprises a high voltage direct cur...
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WO/2013/071962A1 |
It is presented a power converter for converting power between a first high voltage direct current, DC, connection, a second high voltage DC connection and a high voltage alternating current, AC, connection. The power converter comprises...
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WO/2013/069282A1 |
In the present invention, a power converter (1) comprises the following: a DC/DC unit (2) for converting DC voltage provided from an electrical automobile (V) to a first DC voltage for use by a residence (20) or a second DC voltage for u...
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WO/2013/065136A1 |
One system to which the present invention has been applied is predicated on being provided with: a first input terminal to which a first power is supplied; a second input terminal to which a second power of a lower voltage than the first...
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WO/2013/065454A1 |
In a power supply (1), a plurality of series circuits which include secondary cells (11A, 11B) and relays (12A, 12B) connected in series thereto are connected in parallel. A controller for controlling the ON/OFF timing of the relays (12A...
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WO/2013/065588A1 |
An electricity storage system comprises: a DC bus (1) disposed between a system power (40) and a DC load (5); an electricity storage device (3) for outputting a power supply voltage to the DC bus (1); a bidirectional DC/AC converter (42)...
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WO/2013/064407A1 |
The invention relates to a device (3) for balancing the charge of an electrical power storage device (2), including several series-connected electrical storage elements (Et1,... Etk), including two DC-to-DC converters (30i) having a curr...
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WO/2013/061110A1 |
A power safety circuit (30) comprises a power sense terminal (32); an output terminal (34); an output driver unit (36) connected to the output terminal; an input terminal (38) connectable to receive a first power from a power source (40)...
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WO/2013/062567A1 |
Example embodiments disclosed herein relate to determining whether power is supplied at a power level to a network powered device. A network connector can be used to provide power and communications to the network powered device. The net...
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WO/2013/056422A1 |
A power source, including a millivolt power source module (1), an adjustable power source module (2), a diode (D2) and a power amplifier module (3). An output of the adjustable power source module (2) is connected to an output of the mil...
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WO/2013/057399A2 |
The invention relates to a low DC voltage supply system (100) for at least one electronic communication device (3; 6) in a broadband over power line communication system, further comprising a broadband over power line coupler including a...
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WO/2013/056356A1 |
Provided are circuits and methods for use with a power supply that provides a main output including a main DC voltage having a first AC voltage ripple, or a main DC current having a first AC current ripple. A ripple cancellation converte...
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WO/2013/051145A1 |
One system to which the present invention is applied comprises a plurality of computers each of which is equipped with a power source device. The system comprises the following: a storage unit for storing status information which indicat...
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WO/2013/046894A1 |
This invention provides a power supply device (100). The power supply device is equipped with two or more power supply units (10-12) connected in parallel with each other and including a rectifier (15-17) for converting DC power from a D...
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WO/2013/046244A1 |
[Problem] The purpose of the present invention is particularly to provide a system using a direct-current power source, capable primarily of priority supply of direct-current power from a solar cell, and maximizing utilization of generat...
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WO/2013/046658A1 |
A series/parallel switching unit (20) switches between integrating a plurality of output systems of a plurality of power generating DC power supplies into a single output system where the plurality of DC power supplies are connected in s...
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WO/2013/042166A1 |
[Problem] To minimize an increase in the number of components (the number of current-limiting resistors). [Solution] A charger in an electrical storage system supplies electric power from an external electric power source to an electrica...
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WO/2013/042243A1 |
The vehicle power supply system of the present invention is provided with the following: first and second power lines (PL1 and NL1), connected to a power control unit (PCU) (120); first and second power storage devices (BAT1 and BAT2) co...
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WO/2013/043563A2 |
A PV system includes a plurality of PV strings each having an optimal string voltage at which a string output power is maximized. The PV strings are connected to a DC link in a parallel arrangement such that each PV strings operates at a...
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WO/2013/038105A1 |
Method of stabilizing a DC electric network, this network comprising a DC voltage source (11) powering electric loads (12,18, 24) which are connected in parallel across the terminals of the voltage source (11) and which are each intended...
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WO/2013/035178A1 |
A vehicle (100) is provided with: a first inlet (612) to be connected to a commercial power supply; a second inlet (622) to be connected to a battery of a home energy management system (HEMS) that supplies power larger than that supplied...
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WO/2013/031763A1 |
Two semiconductor switches (Q1, Q2) are connected in parallel to a load circuit for connecting a power supply and a load. The semiconductor switches (Q1, Q2) are controlled so as to be alternately on or off. As a result, since current fl...
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WO/2013/032455A1 |
Example embodiments disclosed herein relate to determine an amount of power drawn by a network powered device. A power load of the network powered device is set. The amount of power drawn by the power load is incrementally increased base...
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WO/2013/033247A1 |
An electronic device for managing energy is described. The electronic device includes a voltage sensor module that monitors a voltage waveform. The voltage sensor module includes discrete components. The electronic device includes a curr...
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WO/2013/029204A1 |
A DC trailing cable system for a tethered vehicle with AC induction motors is provided. The system comprises a power center (20), which is configured to provide the tethered vehicle (30) with DC power having a voltage value. The tethered...
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WO/2013/029029A1 |
Systems and methods for a multichannel power supply are disclosed. The multichannel power supply includes a front end circuit configured to receive an input voltage and to provide a regulated front end direct current (DC) voltage. A mult...
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WO/2013/028644A2 |
An electrical power supply arrangement includes a solar power device that converts sunlight into DC electrical power. A DC load runs on the DC current electrical power. The DC load may be controlled or adjusted to consume a maximum amoun...
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WO/2013/026102A1 |
A controller implemented method for controlling supply of power from a first battery to at least one load is provided. The controller is configured to interface with a database that includes permission data representing at least one resp...
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WO/2013/024172A1 |
The present invention relates to a DC/DC converter (100) comprising a control unit (105) designed to control voltage variation means (106), said voltage variation means (106) comprising a plurality of variator circuits (10) each controll...
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WO/2013/023248A1 |
A power conversion system (10) comprising a plurality of modules (14) each having an input (16) and an output (17) and being connected in series. Each module (4) is connected to at least one DC power source (12) that supplies power to th...
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WO/2013/020581A1 |
A DC power grid (10) for use in high voltage direct current power transmission comprises a plurality of terminals (12,14,16), each terminal (12,14,16) being configured to import power from or export power to at least one other terminal (...
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WO/2013/022053A1 |
Multiple common unit substrates (UU) are provided within a BSU (32) in correspondence with the number of power blocks which output power or receive power. A power line (PBUS) is provided within the BSU (32) so as to traverse the unit sub...
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WO/2013/019779A2 |
A system and method for controlling the DC voltage provided to a PV inverter is disclosed. A PV system includes a pair of PV array group configured to generate a direct current (DC) output from received solar irradiation and a DC-to-AC p...
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WO/2013/013858A1 |
An apparatus (202; 212; 908) for controlling the electric power transmission in a high voltage direct current, HVDC, power transmission system comprising at least one HVDC transmission or distribution line (102, 104, 106, 108, 110, 112, ...
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WO/2013/015151A1 |
[Problem] To reduce standby power consumption during non-operation in order to conserve power. [Solution] A tape printing device (1) has a regulator (147) able to output constant voltage to a secondary side based on voltage supplied from...
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WO/2013/013232A1 |
A method is disclosed including but not limited to supplying a voltage waveform from a higher power electrical bus to a lower power electrical bus; sensing on the lower power electrical bus, a deviation from a sinusoidal voltage waveform...
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WO/2013/011913A1 |
In the present invention, a main switch circuit (13) is provided between a power line (PL), to which an output voltage of a solar cell (11) is applied, and a battery unit (12). A protection circuit (19) turns the main switch circuit (13)...
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WO/2013/006262A2 |
An electrically powered device includes at least one electrically powered component and a power source having at least two cells. One cell powers the electrically powered component and the remaining cells are held in reserve. A control c...
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WO/2013/001989A1 |
A power supply system (5) is provided with a direct current power supply (10), a direct current power supply (20), and a power converter (50) having a plurality of switching elements (S1-S4) and reactors (L1, L2). The power converter (50...
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WO/2013/001674A1 |
For the purpose of supplying power to the power load of a crane, a power supply device (40) is provided with a chargeable battery (42) which is mounted on the crane and which supplies direct current power to the power load by being conne...
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