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Matches 1 - 50 out of 17,136

Document Document Title
WO/2019/008204A1
An integrated power supply system for auxiliary services for power converters comprises a sinusoidal filter (12) connected between an auxiliary output of a DC-AC inverter module (9, 9a, 9n) and an input of the auxiliary service transform...  
WO/2019/007691A1
The invention relates to an uninterruptible power supply (UPS) for a three-phase alternating current network, in particular a medium-voltage network, comprising an energy storage system, a switch, an LC resonant circuit, which comprises ...  
WO/2019/007542A1
The present invention relates to a UPS (Uninterruptible Power Supply) system (1) operating in an economical mode (ECO-mode) for reduction of a capacitive current in an AC bypass circuit (8). The UPS system, according to the invention, is...  
WO/2019/007690A1
The invention relates to an uninterruptible power supply for a three-phase AC voltage network, in particular a medium voltage network, comprising an energy storage system, a break switch, an inductor, and an actuation unit for actuating ...  
WO/2019/007778A1
The invention relates to an arrangement for equalizing voltage drops in a power supply mains having a first mains supply and a second mains supply, wherein the arrangement comprises at least one first converter system and one second conv...  
WO/2019/010248A1
A system including a battery system to provide additional power during peak operating conditions is described. The system may avoid or reduce the need for extensive infrastructure associated with a power delivery system capable of provid...  
WO/2019/000555A1
A power supply apparatus, which is used for supplying power to an unmanned aerial vehicle, the unmanned aerial vehicle comprising a body device and a mounting device that is intalled on the body device. The power supply apparatus compris...  
WO/2019/003632A1
[Problem] To provide a power control apparatus capable of achieving efficient power utilization in a plurality of power storage devices that receives/transmits power. [Solution] Provided is a power control apparatus provided with: a dete...  
WO/2019/000747A1
An icebreaker ship having voltage ride through capabilities, comprising: an emergency power supply (101), an electric lubricating oil pump (103), a first uninterruptible power supply UPS (102), a first cooling system (105), a second unin...  
WO/2019/003332A1
According to the present invention, each of n uninterruptible power supply devices (10, 20), which are connected in parallel, is provided with m uninterruptible power supply modules which are connected in parallel between an input termin...  
WO/2019/003867A1
Provided is a configuration which, during normal times, can supply an operation voltage based on any one power storage unit to a control unit of a vehicle-mounted power supply device, and which can continue to reliably supply the operati...  
WO/2019/002778A1
A backup power system intended to be installed in a vehicle, the system comprising a backup battery (1), a synchronous voltage step-up circuit (2), a user appliance (3) providing an emergency service, normally powered by the main battery...  
WO/2018/235027A1
Actuator system comprising: an actuator (20) for controlling a fluid volume control device (2); a safety means (30) with a power storage (32) for storing electrical energy for driving the actuator (20) in a safety position and a safety c...  
WO/2018/234046A1
An uninterruptible power supply - UPS - system (100, 100') operable in an energy saver mode is disclosed, which comprises a static bypass switch (110, 110') being connected between an input connector and an output connector of the UPS sy...  
WO/2018/234496A1
The present invention concerns a power management integrated circuit (PMIC) for managing energy from an energy harvester. The PMIC comprises a voltage converter and switches configured for switchable connecting an input of the voltage co...  
WO/2018/234226A1
A converter, in particular an emergency converter for driving a load such as LEDs from either mains supply or a battery and a method for switching between either mains supply or battery-driven operation in an emergency converter is propo...  
WO/2018/230831A1
The present invention relates to an energy storage system. The energy storage system according to an embodiment of the present invention is an energy storage system for managing the power of a system and of a direct current (DC) distribu...  
WO/2018/230424A1
The in-vehicle power supply device according to the present disclosure is provided with: an input unit; a charging/discharging circuit connected to the input unit; a first output unit connected through a first switching unit and a first ...  
WO/2018/220778A1
A control device (12) of a stabilized power supply device (1) is equipped with: a comparator (35) for comparing the highs and lows of a voltage command value (Vor) and a triangle wave signal (Cu), and on the basis of the comparison resul...  
WO/2018/220777A1
A control device (14) of a stabilized power supply device (1) is equipped with: a comparator (35) for comparing the highs and lows of a voltage command value (Vir) and a triangle wave signal (Cu), and on the basis of the comparison resul...  
WO/2018/222592A1
According to one aspect, embodiments of the invention provide a power system comprising an input power distribution circuit including a plurality of power connections, a first power supply coupled to a first power connection of the plura...  
WO/2018/219553A1
The invention relates to a method for operating a rotational speed sensor (1a.i) comprising a sensor element (5.i) in a vehicle (100), in particular a utility vehicle, wherein the sensor element (5.i) interacts with a pole wheel (4.i) on...  
WO/2018/216899A1
The present invention provides a military microgrid system including a plurality of microgrid modules and a central control unit. In the military microgrid system, each of the microgrid modules may comprise: a plurality of converters for...  
WO/2018/215332A1
A method for depicting at least one image (13) of an interior of a vehicle, wherein at least one camera (12) present in the vehicle is used to record at least one image (13) of the vehicle interior, image data of the at least one image (...  
WO/2018/214767A1
A control method for a constant-speed air conditioner comprises: a power source control mechanism in which power is supplied by a mains supply and an emergency control mechanism in which power is supplied by a storage battery are stored;...  
WO/2018/214764A1
An adaptive control device for a power source of an air conditioner comprises a mains power source unit (1), a battery unit (2), a switching unit (5), and a first processor (4). A first input end (I1) of the switching unit (5) is used fo...  
WO/2018/213577A2
An active multi-module switching (MMS) system provides at least Tier-Ill level reliability to a data center using a UPS system with only N+1 redundancy. Only one additional UPS module is provided over the total number of UPS modules requ...  
WO/2018/210917A1
The present invention is related to a hardware developed for allowing the virtualization of power and therefore bringing change to the data center market. This new concept, unique in the industry, offers the missing link to respond to th...  
WO/2018/211391A1
A system and method is presented for lowering inrush current to an uninterruptible power supply. During a startup phase, an AC voltage is applied to the secondary winding of a transformer interposed between an input power supply and a re...  
WO/2018/206293A1
The invention relates to a method for forcing the commutating of a bypass silicon controlled rectifier – SCR - of an uninterruptible power supply - UPS – system comprising a sequence of the following steps: a) detecting an outage of ...  
WO/2018/206721A1
An electrical power source for a property connected to a mains power grid, comprises (1) a source of AC power; (2) electrical outputs to connect the source to power supply inputs at the property; and (3) circuitry that in use detects whe...  
WO/2018/207957A1
The present invention relates to an N-phase closed transition transfer switch and, more particularly, to an N-phase closed transition transfer switch configured such that a transfer occurs while a neutral contact for normal power supply ...  
WO/2018/207515A1
Provided is a power control device including: a switch unit for shutting off power supply from system power if it is detected that the voltage of the system power has dropped below a threshold value; a first power control unit for receiv...  
WO/2018/199932A1
A system to identify an AC mains connection state of a power device comprising a monitoring device connected to a plurality of different AC mains power inputs of the power device, wherein the monitoring device monitors an electrical para...  
WO/2018/200511A1
Systems and methods for operating an energy storage system in a doubly fed induction generator wind turbine system are provided. An energy storage system can include a transformer configured to transform AC power from a first voltage to ...  
WO/2018/198190A1
An uninterruptible power supply device (1) for driving a converter (6) at a relatively high frequency (fH) and directly feeding the voltage (VDC) outputted by the converter (6) to a load (23) when a load current (IL) is higher than a pre...  
WO/2018/191791A1
An emergency lighting system comprising a control node and plurality of emergency luminaires, wherein each the plurality of emergency luminaires receives control signals directly from the control node across a wireless communications net...  
WO/2018/192632A1
A thruster electric power system includes one or more energy storage units configured to power an electric thruster of a mobile offshore drilling unit in response to one or more combustion generators of the mobile offshore drilling unit ...  
WO/2018/193395A1
The present invention relates to a system and a method for providing uninterrupted power in a microgrid system. An electrical subsystem (116) in a microgrid system connected with a plurality of power sources (110, 112, 114) wherein the p...  
WO/2018/193976A1
A power supply system is provided with: a power supply (4) including at least a storage battery (battery 8) and feeding power to a plurality of loads (14-1, 14-2, 14-3); an electricity storage element (20) installed separately from the s...  
WO/2018/192977A1
The disclosure comprises an uninterruptible power supply (UPS) (100) for an electrical load, having a first current path (101) and a second current path (103) which are designed to supply the electrical load with electrical energy, a fir...  
WO/2018/192947A1
Device for controlling a terminal for re-establishing power in a multi-terminal high-voltage DC transmission installation including the terminal, the terminal comprising at least one voltage converter comprising an electrical energy stor...  
WO/2018/190512A1
A device for preventing over-discharge of an energy storage system and re-operating the same, according to an embodiment of the present invention, comprises: a constant external power supply; a battery in which electric power is stored; ...  
WO/2018/191148A1
A back-up rechargeable battery supply system (10) comprises communication linkages and a configuration of switches (75, 85, 90, 92) to allow battery back-up power to be provided by cells (80) within a battery unit that are in a ready mod...  
WO/2018/188132A1
A transformer circuit and a method for decreasing no-load power consumption, the transformer circuit comprising a transformer (30) and an auxiliary winding circuit (10), the transformer (30) comprising an iron core (34), a primary windin...  
WO/2018/189030A1
A lighting system comprises a first lighting unit with a first energy storage device and a second unit with a second energy storage device, wherein said first lighting unit and said second unit are spatially separated from each other. En...  
WO/2018/190338A1
This invention is applied to a vehicle on which at least either one of a single first in-vehicle device (24) and a plurality of second in-vehicle devices (20, 22) is mounted, said first in-vehicle device carrying out at least one first f...  
WO/2018/187218A1
A system comprises a redundancy circuit board including a plurality of primary input connectors each connectible to a primary power supply that supplies primary electrical energy, a redundancy power input connector connectible to a redun...  
WO/2018/185249A1
An electrical energy distribution system for a vessel or platform comprises at least a primary energy source comprising an AC generator (127). A first output of the AC generator is coupled to a first DC bus (105, 105') via a transformer ...  
WO/2018/179480A1
The present disclosure relates to a vehicle electricity storage device having a high productivity while ensuring reliability and safety. The vehicle electricity storage device is provided with: a capacitor unit capable of supplying store...  

Matches 1 - 50 out of 17,136