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WO/2014/011706A1 |
Systems and methods for supplying power at a medium voltage from an uninterruptible power supply (UPS) to a load without using a transformer are disclosed. The UPS includes an energy storage device, a single stage DC-DC converter or a tw...
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WO/2014/003738A1 |
Examples disclose a system with a first power module with a first switch to deliver power to a load by connecting the first switch. Further, the examples provide the system with a second power module with a second switch to deliver the p...
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WO/2014/003419A1 |
The present invention is a standby-power cutoff device for an electronic product using a power adaptor. The power adaptor comprises: a power supply unit for receiving external commercial AC power and generating DC power required for the ...
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WO/2012/169046A9 |
The present invention is an uninterruptible power supply system (100) provided with multiple uninterruptible power supply devices (10, 20, 30) which are connected in parallel with regard to the load and switch the power sources for suppl...
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WO/2013/038496A9 |
A power supply system (100) is provided with: an uninterruptible power supply apparatus (5) that supplies power to a load; a switch (6) that connects a bypass power supply (1) to the load; and a switching circuit (7) that turns on the sw...
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WO/2013/185847A1 |
The present invention relates to a power converter adapted to convert at least one AC input voltage into an AC output voltage, a power converter (2) comprising: an input signal conversion circuit (6) having half-bridge connected switches...
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WO/2013/187305A1 |
A power supply system (1) is provided with: a distribution board (2) that has a circuit (L1) to which single-phase three-wire system alternating current power is supplied from a power system (10); a fuel cell device (3) that outputs sing...
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WO/2013/188415A2 |
The present invention generally relates to the field of uninterruptable power supplies (UPSs) and more specifically, to UPSs using supercapacitors (also may be referred to as ultracapacitors) and/or other capacitor and/or battery element...
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WO/2013/187883A1 |
Systems and methods of controlling an uninterruptible power supply are provided. The uninterruptible power supply includes an input configured to receive input power, an output, a power conversion circuit coupled with the input and the o...
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WO/2013/186656A1 |
A lighting driver includes a detector connected to mains voltage, a power converter connected to a DC power supply, and a controller. The detector detects a voltage level of the mains voltage. The power converter provides a DC drive curr...
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WO/2013/182824A1 |
The invention concerns a mobile platform for producing electricity (1) configured to be used in emergency or peak mode, i.e. during an outage in the power supply from the normal mains power supply or during peaks in electricity consumpti...
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WO/2013/177689A1 |
A power control device for use in an AC power grid for regulating an electrical power a load that is supplied by the AC power grid consumes. The power control device has a frequency sensing functional block for detecting a rate of deviat...
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WO/2013/179731A1 |
Voltage sensors (CT1, CT2, CT3) detect voltage in a primary-side electric circuit (22) for a protection device (16) in a distribution board (11) to which commercial AC power is input, and also in secondary-side electric circuits (23, 24)...
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WO/2013/179134A1 |
An emergency battery backup ballast is configured so that it can be fully assembled but in a dormant condition. The emergency battery backup ballast commences normal operation when AC power is supplied to the ballast for the first time. ...
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WO/2013/178546A1 |
The aim of the invention is to maintain voltage supply of an inverter, which is supplied by a supply network, even during a mains power failure. During a mains power failure, the electrical energy required for the voltage supply (2) of t...
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WO/2013/179599A1 |
A power-generation system (100) for outputting generated power to a load is equipped with: a power-generation unit (140) for generating power; an input unit for receiving a supply of power from a storage-cell system (200), and connected ...
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WO/2013/174316A1 |
Provided are a power-off circuit, a direct current combination power supply system and a power-off control method. The power-off circuit comprises: a power-off control circuit, used for controlling the connection and disconnection of a f...
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WO/2013/174088A1 |
The present invention relates to the field of power supply and distribution. A power supply apparatus, designed for solving the problems of large footprint and high cost of the power supply apparatuses in the prior art. The power supply ...
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WO/2013/176655A1 |
Examples disclose a system with a first converter input to receive a first input power from a first power source and a second converter input to receive a second input power from a second power source. Further, the examples provide the s...
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WO/2013/172818A1 |
A power architecture for an elevator system is described. The power architecture may comprise a panel receiving power from a power grid through a breaker, a power supply coupled to the breaker to receive power from the grid, a battery co...
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WO/2013/166991A1 |
Disclosed are a temporary back-up power system and a temporary back-up power method, which belong to the field of battery power supply. The system comprises a load, a main battery power supply system and an auxiliary battery power supply...
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WO/2013/164625A1 |
A lighting control apparatus comprising a primary and a secondary input power connection for connection to a primary (mains) and a secondary (battery) power supply respectively, control circuitry for controlling delivery of power from sa...
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WO/2013/164421A1 |
The invention relates to an energy supply module (1) comprising an input port (2) for connection to a current supply (4), and comprising an output port (3) as an uninterruptible current supply, the input port (2) and the output port (3) ...
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WO/2013/160324A1 |
The present invention relates to a multifunctional electronic educational device (1 ) comprising a frame (2), one displaying means (3) disposed in the frame (2) and which provides displaying of contents like documents, pictures, videos, ...
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WO/2013/162500A1 |
Systems, methods, and computer-readable and executable instructions are provided for moderating a charging for a number of power resources. Moderating a charging for a number of power resources can include calculating a distinct charging...
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WO/2013/162448A1 |
The invention concerns a portable power supply system (30) intended to supply a remotely controlled, electrically driven work machine (1) with electrical power, where the work machine is of the type that demonstrates a propulsion means t...
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WO/2013/158755A1 |
A load management apparatus for use with an electrical system being powered by an electrical generator selectively adds and sheds loads on the electrical generator to prevent overloading of the electrical generator. The load management a...
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WO/2013/151528A1 |
According to a first aspect, an uninterruptable power supply is provided. In one example, the uninterruptable power supply comprises a controller configured to provide a first current reference signal, the first current reference signal ...
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WO/2013/151949A1 |
Described is a technology by which magnetic flux is used to provide backup power. A transformer has a line power source controllably coupled to a first input winding, and secondary power source controllably coupled to a second input wind...
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WO/2013/139773A2 |
A power supply system supplies gas discharge lamp unit (5) arc power and cathode power. The system includes an emergency driver (17) for receiving power from a power supply (15). The driver provides the lamp arc power and the cathode pow...
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WO/2013/139009A1 |
A remote control-type emergency lamp comprises a power source module, a charging management module, a battery protection module, a central processing unit, a remote control module and an illumination module. The power source module, the ...
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WO/2013/141496A1 |
The present invention relates to a make before break power supply system for relieving peak power by driving a generator when the peak power occurs and dividing a load with the generator, and for preventing excessive electricity usage fe...
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WO/2013/139008A1 |
A remote control lamp drive circuit and system. The circuit comprises a power source module, a voltage control module, a central processing unit, a remote control module and an illumination module. The circuit can control the operating s...
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WO/2013/137873A1 |
In one aspect, the present disclosure describes an apparatus that may include a battery unit including one or more lithium-ion battery cells, and a charging unit configured with a first automatic shut-off, where the automatic shut-off is...
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WO/2012/169045A9 |
The present invention is an uninterruptible power supply system (100) provided with multiple uninterruptible power supply devices (10, 20, 30) which are connected in parallel with regard to the load and switch the power sources for suppl...
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WO/2013/132833A1 |
The present invention makes it possible to appropriately manage power in such a way that a control device controls the power supply from a conversion unit to a specific load and the power supply from a commercial power supply to the spec...
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WO/2013/131236A1 |
A power supply circuit and an electrical device are provided. The power supply circuit comprises an adapter (10), a mainboard circuit (20) and a voltage detection circuit (30). The adapter is used for supplying power to the mainboard cir...
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WO/2013/131269A1 |
Disclosed is a temperature control system of bacterial, fungal culture chamber, comprising a PLC control circuit, a chiller, two circulating fans, two electric heaters, a display and a control touch screen. The display and the control to...
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WO/2013/131392A1 |
Disclosed are a DC power supply dynamic simulation system and a DC power supply test system. The DC power supply dynamic simulation system comprises a storage battery, a charging cabinet, a control cabinet, a test cabinet, a resistor cab...
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WO/2013/128986A1 |
The present invention pertains to a power storage control device, a power storage control device control method, a program and a power storage system that enable reliability to be further increased. This power storage control device is p...
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WO/2013/126965A1 |
A method of commissioning an emergency lighting system implemented on a DALI network, comprising the automated steps of discovering all of the DALI interface devices in the system, commissioning each DALI line in the system by determinin...
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WO/2013/124078A1 |
The invention relates to an energy storage device (1) having storage modules (3) which are connected in series in a supply section and which in each case comprises an energy storage cell module (5) having at least one energy storage cell...
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WO/2013/125170A1 |
This backup power source device has a capacitor, a charging circuit which is provided to the charging path of the capacitor and which performs a step-down action, a boost circuit provided to the output path of the capacitor, and a door-l...
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WO/2013/120337A1 |
An energy storage system and energy storage method for a communication base station, the energy storage system comprising: a first energy storage unit (11) comprising a plurality of lithium ion cells; a second energy storage unit (12) co...
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WO/2013/122372A1 |
The present invention relates to a distributed power generating system and to a method for controlling same and, particularly, to a distributed power generating system comprising: at least one power supply unit for generating power; at l...
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WO/2013/117387A1 |
The invention relates to a power supply unit comprising at least one output for outputting an output DC voltage as well as a circuit for uninterrupted power supply. A DC link (10) is arranged between a DC-DC converter (8) located at the ...
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WO/2013/113289A1 |
A power supply method of a cold-state function test in a nuclear power plant. The power supply method comprises: sequentially operating three main pumps respectively used for heating a loop and circulating loop fluid, and limiting loads ...
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WO/2013/113888A1 |
Lighting power supply system (1) including a mains input converter (11) operable to provide power, a controller (17) operable to control at least one element of the lighting system, a controller bus (26) and a controller interface (25) o...
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WO/2013/114764A1 |
This power supply system includes a storage cell, a manipulation unit, a detection unit, and an illumination device. The manipulation unit is used to switch the operation of the power supply system at least from grid-connected operation ...
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WO/2013/111790A1 |
Provided is a power storage system with which a power storage device for backup can be effectively used for power load levelling in a power transmission system or for supplying power to a DC load such as an electric automobile, while hig...
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