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Patent Searching and Data


Matches 401 - 450 out of 924,641

Document Document Title
WO/2017/016594A1
The invention concerns an arrangement, method and computer program product for limiting circulating currents in a converter converting between AC and DC, where the converter has a number of AC and DC terminals and comprises a number of c...  
WO/2017/016710A1
The invention relates to an engine (10) for an aircraft (12) and to an aircraft (12) or winged aircraft (12) having an engine (10), wherein the engine (10) comprises a fan (14) and a compressor (16), wherein impellers (20) of the fan (14...  
WO/2017/016056A1
An electric motor rotation test device and a test method therefor. The method is as follows: several electric motor test workstations (3) being circumferentially mounted on a rotary plate (1), some electric motor test workstations (3) be...  
WO/2017/016302A1
A power failure preventing method, a power failure preventing circuit, and a power failure preventing apparatus. The power failure preventing method comprises: acquiring a peak voltage during surge generation (S202); and reducing the pea...  
WO/2017/017839A1
The motor driving device according to the present invention is provided with: an inverter for applying a voltage to a motor; and an inverter control unit for controlling a voltage outputted by the inverter. The inverter control unit cont...  
WO/2017/017522A1
The problem addressed by the invention is that of creating a possibility for a holding apparatus (1) for a mobile strapping device (2), in which the mobile strapping device (2) can be held in a predetermined position, which possibility a...  
WO/2017/018550A1
The present invention is provided with: a booster 26 that is a transformer-coupled DC-DC converter in which a set of two bridge circuits having a plurality of switching elements are coupled by a transistor, and that varies the output vol...  
WO/2017/016912A1
The invention relates to a fan, comprising a fan housing and a motor accommodated therein, which has a stator and a rotor, which is connected to a fan wheel, wherein the fan housing consists of at least a housing upper part and a housing...  
WO/2017/019360A1
An information handling system may include at least one information handling resource and a power supply unit having a bulk capacitor for storing charge. The power supply unit may be configured to convert an alternating current waveform ...  
WO/2017/016745A1
The invention relates to a circuit assembly for electronically actuating triggerable surge arresters, such as spark gaps, multi-electrode gas arresters, or similar means. At least one power semiconductor is activated by a switching stage...  
WO/2017/019314A1
A system and method for selecting a battery pack of a plurality of battery packs being wirelessly charged. The system includes a wireless charger having a power supply and a plurality of charging coils, each charging coil coupled to the ...  
WO/2017/019294A1
In one aspect, an apparatus for wireless receiving power comprises a receive circuit configured to receive wireless power via a magnetic field sufficient to power or charge a load. The apparatus further comprises a tuning circuit compris...  
WO/2017/019971A1
In various representative aspects, an assembly for securing a solar panel rail support structure to a tile roof. More specifically, the apparatus includes a base plate that is secured to the roof beneath various shapes of tiles on the ti...  
WO/2017/018668A1
The present invention relates to a method for identifying a wireless power receiver, and apparatuses therefor. The method for identifying a wireless power receiver in a wireless power transmitter may comprise the steps of: detecting an o...  
WO/2017/019301A1
Methods, systems, and computer readable media are disclosed for thermal management of a system of one or more electric components. In some examples, the system includes a housing, one or more electric components, one or more temperature ...  
WO/2017/016771A1
A phase conductor arrangement (1a, 1b, 1c, 1d) for an electricity transmission device comprises an electroconductive main member. Said electroconductive main member extends along a main axis (3). An essentially slit-shaped opening (2) ex...  
WO/2017/019000A1
Aggregate load controllers and associated methods are described. According to one aspect, a method of operating an aggregate load controller includes using an aggregate load controller having an initial state, applying a stimulus to a pl...  
WO/2017/019152A1
A solid state power transformer (300) is described for converting an input power signal at a first phase or voltage to an output signal of a second voltage or opposite phase by the use of bidirectional solid state switches (200-1, 200-2)...  
WO/2017/016012A1
Embodiments of the present invention provide a protective circuit. The protective circuit is applied to an inductive boost converter. The inductive boost converter comprises a transmission circuit and a charging circuit. The protective c...  
WO/2017/020031A1
A cable management assembly for managing cabling of equipment is provided. The cable management assembly may be utilized to manage the movement of cables attached to the enclosures when the enclosures are pulled into and out of the front...  
WO/2017/016724A1
A rotor of an electric machine is already known, which has receiving openings and has permanent magnets which are received in the receiving openings and are retained in the receiving openings by means of a synthetic resin which is design...  
WO/2017/016820A1
The invention relates to an explosion-proof arrangement (20). The arrangement (20) has a feed-through part (23) having a feed-through opening (24), which is limited by a feed-through surface (25). A structural unit (29) is arranged in th...  
WO/2017/018909A1
The invention relates to the field of alternating current electric machines and is intended for restoring winding insulation to its original parameters. According to the present method of drying the windings of an electric machine, a dir...  
WO/2017/017689A1
The disclosure relates to system and methods for managing a network of power outlet devices configured to transmit power wirelessly for charging electrical devices. In particular the invention relates to a plurality of wireless power out...  
WO/2017/018206A1
The present invention drives motors to rotate in mutually opposite directions and performs control so that the mutual difference in rotational positions of the motors is equal to or less than a prescribed value.  
WO/2017/018209A1
Provided is a power conversion device equipped with a power-swing detection function for a rotary machine with an embedded permanent magnet, and also provided is an apparatus (for example, a rotary machine driving apparatus or refrigerat...  
WO/2017/016229A1
Disclosed are a fiber division and power distribution device (701) and a communication station. The fiber division and power distribution device (701) comprises a box body (1) and a box cover (2) movably connected with the box body (1); ...  
WO/2017/016726A1
A method for determining the absolute point of maximum power delivered by a string (1) of photovoltaic panels (100) connected together in series. The method foresees that the sequence of operations (A) be carried out cyclically for every...  
WO/2017/017317A1
The invention relates to an electrical apparatus (14) designed to be submerged, particularly at a great depth, typically one or several hundred metres, said apparatus comprising a sealed housing (30) and at least one electrical module (3...  
WO/2017/016394A1
Disclosed are a motor rotor, motor, and motor assembling method. The motor assembling method comprises a rotor assembling process, the rotor assembling process comprises: sleeving elastic rings (3) onto shaft shoulders (12) on two sides ...  
WO/2017/017338A1
The invention relates to an assembly of electrical appliances to be mounted in a wall (1), comprising: two different modules (100, 200), each comprising a base housing electric terminals, one of said bases being equipped with means for s...  
WO/2017/018811A1
The present invention relates to a motor driver comprising: a control unit for generating a gate control signal as a pulse width modulation (PWM) signal necessary for driving a motor; a gate driver for outputting a pair of driver signals...  
WO/2017/016817A1
The invention relates to an explosion-proof arrangement (20) which is designed to lead at least one line device (21) through a wall without an ignition flame. The arrangement (20) has at least one passage part (24) having at least one pa...  
WO/2017/018584A1
The main subject matter of the present invention is a DC connection method and a control method on the basis of a voltage source converter (VSC) for implementing a system in which each different frequency (multi-frequency) is maintained ...  
WO/2017/016613A1
The invention relates, inter alia, to a method for feeding reactive power into an alternating voltage network (1) by means of a modular multilevel converter (2) that comprises at least one series circuit having at least two series-connec...  
WO/2017/016501A1
An inrush-current free switching device and a control method thereof. The inrush-current free switching device comprises: a mechanical switch (K1), a first unidirectional Silicon Controlled Rectifier (SCR1), a second unidirectional Silic...  
WO/2017/019359A1
A redundant power system (100) includes a first MOSFET (202) having a first gate (206), a first source (210), and a first drain (208). A second MOSFET (204) having a second gate (212), a second source (214), and a second drain (216). The...  
WO/2017/016828A1
The invention relates to a multiphase inverter (10) for controlling a multiphase consumer (50), comprising multiple input terminals (25, 26, 27, 28) for connecting at least one first battery (21) and one second battery (22), as well as m...  
WO/2017/018832A1
The present invention relates to a motor driving apparatus comprising: a control unit for generating a gate control signal as a pulse width modulation (PWM) signal necessary for driving a motor; a gate driver for outputting a pair of dri...  
WO/2017/017339A1
The invention relates to an assembly of electrical appliances to be mounted in a wall (1), comprising: two different modules (100, 200), each comprising a base (110, 210) and at least two sets of electrical contacts that can be accessed ...  
WO/2017/018080A1
This motor device is provided with: a worm 38a that is rotated by a rotating body; a worm wheel 42 engaged with the worm 38a; a first internal gear 44 having an outer peripheral section fixed to a gear housing 41; three planetary gears 4...  
WO/2017/017828A1
The present invention addresses the problem of providing a technology that enables an increase in power transmission efficiency in a magnetic field resonance power transmission system. A power transmission device (20), which is paired wi...  
WO/2017/019740A1
An uninterruptible power supply (UPS) and method for managing power flow in a grid- tied photovoltaic system, wherein the UPS provides grid-tie, backup power, voltage-frequency relay, power factor control, and load-leveling functions. Th...  
WO/2017/018367A1
A solar power generation device is provided with: a plurality of solar cell panels; a drive device for driving the plurality of solar cell panels; a control unit for controlling the amount of the driving so that the plurality of solar ce...  
WO/2017/016692A1
The present invention relates to an apparatus for reducing and/or avoiding harmful bearing currents in an electrical machine (M), such as preferably a three-phase EC motor (M), having a rotor (2) and a stator (3) which is constructed in ...  
WO/2017/017806A1
The present invention is characterized by being provided with a detection magnet 40 disposed above a motor shaft 10 that constitutes a rotor; a control board 60 provided with a magnetism detection element 50 that is positioned facing the...  
WO/2017/017768A1
[Problem] To reduce a leakage magnetic field with a simple configuration. [Solution] According to an embodiment of the present invention, a wireless power transmission device is provided with: a plurality of coil sections, each of which ...  
WO/2017/017781A1
A fuel-cell vehicle is provided with a fuel cell (1), a power converter (7) which controls output of the fuel cell (1), a storage battery (3) which stores power of the fuel cell (1), and a load device (5) which operates on power from the...  
WO/2017/017975A1
A power generation system capable of discharge testing of a battery and load testing of a generator. In this power generation system each resistance unit has batteries and a charging circuit. A first switch unit is used to control switch...  
WO/2017/019433A1
A solar module system includes a frame, a microinverter, and an adapter assembly for connecting the microinverter to the frame. The frame includes a body, a mounting flange extending from a bottom of the body at an edge, and a cable mana...  

Matches 401 - 450 out of 924,641