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Matches 1 - 50 out of 16,772

Document Document Title
WO/2018/071449A1
Disclosed examples relate to a power conversion system configured to provide a power output from an arrangement of direct current (DC) power sources. One example power conversion system includes multiple power sources PV(n), n=1 to x, co...  
WO/2018/070231A1
The present invention uses a simpler configuration to achieve a device that makes it possible to switch a supply source to a power storage unit without interrupting the power supply to an object to be supplied with power even when the po...  
WO/2018/069882A1
An industrial plant (1) comprises an alternating current power line (17) connectable to a power source (18), an ac/dc converter (19) in communication with the power source (18) through the alternating current power line, a direct current...  
WO/2018/071631A1
A system is disclosed including, a light source; a converter configured to convert AC voltage to DC operating voltage; a power backup device coupled to the converter; a current source coupled to the power backup device, the current sourc...  
WO/2018/070306A1
Provided are a power supply control circuit, an electronic device, and a power supply control method which lessen deterioration of the performance of a system to be supplied with electric power. A diode OR circuit including diodes 141 an...  
WO/2018/067933A1
An AC power converter converts power from an AC power source to an AC load. A DC power holding source is coupled to an input half-bridge switch, a common half-bridge switch and an output half-bridge switch. A controller is coupled to at ...  
WO/2018/065295A1
Photovoltaic apparatus comprising an auxiliary power supply arrangement which is adapted to feed an electric load of the photovoltaic apparatus itself and comprises: - first electronic means connected with a DC power source and comprisin...  
WO/2018/067839A1
Embodiments of the present disclosure relate to a heating, ventilating, air conditioning, and refrigeration (HVAC&R) system that includes a variable speed drive (VSD) (52) configured to supply power to a motor (50) configured to drive a ...  
WO/2018/061184A1
A generation circuit (21) is configured so as to generate an output voltage command value Vor* for an inverter (7) on the basis of a three-phase reference value Vr, a zero-phase reference value, a detected value of a current sensor (8), ...  
WO/2018/061748A1
The present invention performs a quick charging operation based on power from a first power supply part, and performs a charging/discharging operation in which, even when the power supply from the first power supply part is blocked durin...  
WO/2018/063620A1
A charging sub-system is presented. The charging sub-system includes a switch electrically disposed between a renewable energy based power source and an energy storage device, wherein the switch is configured to electrically couple the r...  
WO/2018/061750A1
The present invention realizes a vehicular backup device in which a plurality of driving sources can be backed up by power supplied from a second power supply unit even when the power supply from a first power supply unit is stopped, and...  
WO/2018/056559A1
Provided is a power supply device according to various embodiments. A power supply device according to an embodiment of the present invention comprises: an energy storage unit for receiving electrical energy supplied from a first power s...  
WO/2018/056163A1
A hydroelectric power generation system is provided with a control unit (20) that controls a power supply circuit (C) such that the following are carried out: a normal operation in which power is supplied from an electrical grid (5) to p...  
WO/2018/056505A1
The present invention relates to a control method for an energy storage system having demand control and uninterrupted power supply (UPS) functions and an associated control system, the control method comprising: an operation plan establ...  
WO/2018/057625A1
A method includes measuring, by at least one processor, a time at which control circuitry sends an instruction to a switch structured to control transmission of electrical power. The method further includes sensing, by at least one senso...  
WO/2018/055013A1
The invention relates to a redundant voltage supply (100) for a load (4), the redundant voltage supply (100) comprising at least two voltage sources (1, 2, 3) connected in parallel. According to the invention, each voltage source (1, 2, ...  
WO/2018/051866A1
A lead storage battery device is provided with: a lead storage battery; a charge control unit that charges the lead storage battery by alternately repeating high-voltage charging in which a pulse-form high voltage is applied to the lead ...  
WO/2018/052163A1
The present invention relates to a power conditioning system (PCS) efficiency-considered microgrid operation device comprising: a scheduling unit for scheduling outputs of a controllable load, a battery, and an emergency internal combust...  
WO/2018/051248A1
A stationary hybrid battery back-up system incorporates two different battery units that differ in terms of recharging efficiency, cycle life, power capability, depth of discharge threshold, temperature threshold, internal impedance thre...  
WO/2018/047636A1
The present invention achieves, with a simpler configuration, a device capable of switching a supply source to a power storage unit without cutting off a power supply to a power supply target even in cases where the power supply from a p...  
WO/2018/045823A1
An online UPS backup power system based on a metal-air battery, comprising a management system (1), a starting battery set (2), a metal-air battery system (3), an isolation module (4), an inverter or direct-current voltage stabilizer mod...  
WO/2018/049361A1
A smart load center panel (10) accepts two hot legs from each of two power sources, and selectively connects each of a plurality of breakers to one of the two power sources under processor control. A dielectric chassis (12) provides stru...  
WO/2018/045848A1
A feedback control method and device for power supply of a multi-rotor manned aircraft. The method comprises: obtaining battery information of each group of battery units in a power supply system, the power supply system comprising at le...  
WO/2018/041742A1
The invention relates to a method for controlling an uninterruptible power supply by means of a system (10) for an uninterruptible power supply, wherein the system (10) comprises a first connection terminal (101), which can be connected ...  
WO/2018/044360A1
A hybrid active power link device includes a plurality of active power link modules (APLMs). Each APLM of the plurality of APLMs includes a plurality of switching devices including a first switching device and a second switching device c...  
WO/2018/044643A1
An improved signal light unit for heat trace cables includes an energy storage device that stores energy during normal operation of the heat trace cable. During the normal operation, the light source of the signal light unit has a first ...  
WO/2018/040799A1
An online uninterruptible power supply comprises: a positive DC bus (B1) and a negative DC bus (B2); a push-pull circuit (26), comprising a positive input terminal, a negative input terminal, a transformer (TX) having a primary winding a...  
WO/2018/040777A1
Provided is a device, cabinet, and method for preventing power outage of an entire cabinet, applied to each node in the cabinet. The device comprises a diode (101) and a first protection circuit (102). The anode of the diode (101) is gro...  
WO/2018/041242A1
Disclosed in the present invention is a vacuum cleaner, comprising: a housing; an AC power interface; a DC power interface; an AC/DC general-use load which is accommodated in the housing; an AC/DC power control means, which is used to co...  
WO/2018/042765A1
In order to effectively use an electricity storage device reinforced in a vehicle, a management device (20) manages a second electricity storage device (10) that reinforces a first electricity storage device for supplying electricity to ...  
WO/2018/039171A1
An air compressor (10) includes an air pump (34) with a pump inlet (34a) for receiving air to be pressurized and a pump outlet (34b). An air tank (14) includes a tank inlet (14a) coupled with the pump outlet (34b) for receiving pressuriz...  
WO/2018/036670A1
The invention relates to a motor vehicle electrical system (2) with at least two main line strands (4, 6) which are arranged electrically parallel to each other. The main line strands (4, 6) are electrically short-circuited together in t...  
WO/2018/038965A1
A maintenance bypass (MBP) system for an uninterruptible power supply (UPS) includes a first switch having at least three positions that provide different couplings of a power source, a load, a power input of a UPS and a power output of ...  
WO/2018/039227A1
Electrical aggregation panel system. The system may comprise an ATS with a first input connection that simultaneously provides a path between the ATS and a battery inverter, an electrical path between the ATS and a power grid, and an ele...  
WO/2018/032981A1
A power supply circuit (100) of an electronic apparatus, and an electronic apparatus. The power supply circuit comprises: a movement energy storage module (110) used to convert dynamic energy generated by a movement of the electronic app...  
WO/2018/035348A1
An apparatus in one embodiment comprises at least one processing device. The processing device comprises a processor coupled to a memory, and is configured to obtain energy usage data generated by advanced metering infrastructure of a pa...  
WO/2018/035236A1
An electrical energy storage system that can store both grid-based electrical power when electricity prices are low or renewable power generated on-site. It can release the stored electricity for consumer applications when necessary base...  
WO/2018/028409A1
Provided in the present invention are a power supply system and method, the power supply system comprising: a first input power source, a second input power source, and a power supply cabinet, wherein the power supply cabinet comprises a...  
WO/2018/030615A1
A device for detecting the presence of a person inside a room, according to one embodiment of the present invention, can comprise: a transmission unit comprising one transmission antenna for outputting a transmission signal; a reception ...  
WO/2018/021787A1
A Hybrid Energy Storage System (HESS) according to the present invention includes: a generator for generating power generated by using an internal engine when power consumption, that is greater than the combined power provided by Korean ...  
WO/2018/019998A1
The present invention relates to an electrical power supply system (1) comprising at least three batteries (10, 20, 30) and an electronic circuit (50). The batteries (10, 20, 30) are discharged one after the other in order to supply powe...  
WO/2018/019240A1
A portable emergency power, comprising an intermediate frequency generator (1), an uncontrolled 12-pulse rectifying part (2), a serial/parallel switching knife switch (3), an emergency power switch (4), a DC ice-melting switch (5), an in...  
WO/2018/022921A1
A method of power transfer control among a plurality of power sources coupled through a distribution system. The method comprises determining, at each power source of the plurality of power sources, an assignment of priorities for each o...  
WO/2018/023110A1
An emergency lighting device includes a housing, a light emitter positioned in the housing, a control circuit positioned in the housing and operatively connected to the light emitter, an indicator light positioned in the housing, and a f...  
WO/2018/018115A1
Field of use: industries and commercial establishments, cafeterias of companies, schools, hospitals, airports, bus stations, metro stations, petrol stations, hotels and motels. The present invention generally relates to an automatic prod...  
WO/2018/014347A1
A power management method and device for an entry access controller (10) and an entry access control system related to the field of entry access. A power management method for an entry access controller (10) comprises: S1, a mains electr...  
WO/2018/016832A1
A power supply device according to an embodiment of the present invention comprises: a first power cell for supplying first power to one end of a load during a first supply period and stopping the supply of the first power during a first...  
WO/2018/014706A1
An integrated optical charging, storage and replacement station and a power distribution method therefor, belonging to the technical field of charging and power replacement for electric vehicles, and solving the problem of a unitary ener...  
WO/2018/018043A1
A solid state switch for connecting and disconnecting an electrical device has at least one FET-type device and at least one thyristor-type device coupled in parallel to the at least one FET-type device. A gate driver is operative to sen...  

Matches 1 - 50 out of 16,772