Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 701 - 750 out of 950,370

Document Document Title
WO/2017/159236A1
An electric motor is controlled using a feedback signal that includes an error between the measured current and the estimated current determined using the measured current, the measured voltage, and a model of the motor. A feedback gain ...  
WO/2017/158409A1
A self power generating electric vehicle disclosed relates to the field of mechanical engineering. The self power generating electric vehicle is a self-charging vehicle comprising an electric motor, a charging unit, and a battery. A driv...  
WO/2017/158765A1
Provided is a power supply system which is low-cost and has high utilization efficiency with respect to supplied power. The power supply system 10 is provided with: a combined electricity storage device 10 (Pb battery and NiZn battery); ...  
WO/2017/159535A1
In this electric leakage detection device of a midpoint grounding method, a current for detection that flows through a resistor is reduced and consumption power is suppressed, while simultaneously reducing current detection sensitivity. ...  
WO/2017/157737A1
There are provided methods and systems for interfacing converters and solar power arrays. For example, there is provided a method for interfacing a solar power generation apparatus with an electricity grid (116). The method can include c...  
WO/2017/158861A1
This electronic control device is provided with first and second system inverter circuits which drive a multi-phase motor having first and second winding pairs by upper arm switching elements and lower arm switching elements that are sel...  
WO/2017/159813A1
In order to increase the output and to reduce frictional force acting on a movable substrate in an electrostatic-mechanical converter that uses electrostatic interaction between a charging unit and opposing electrodes to convert between ...  
WO/2017/160098A1
The present invention relates to a switching power supply apparatus and, particularly, to a method and an apparatus for lowering the electromagnetic interference (EMI) of a power supply apparatus by reducing the noise generated by a rect...  
WO/2017/158867A1
A power converter (1) comprises: a semiconductor switching element (134) which includes a positive electrode, negative electrode, and control electrode; a driving power supply (15) which includes a positive electrode and negative electro...  
WO/2017/159232A1
The purpose of the present invention is to reduce the manufacturing cost of a support member with a resin portion which supports a conductive member. The support member (10) is equipped with: a resin-made main body unit (20) having a sup...  
WO/2017/157591A1
A process for the preparation of insulation systems for electrical engineering by automatic pressure gelation (APG) or vacuum casting, wherein a multiple component thermosetting resin composition is used, said resin composition comprisin...  
WO/2017/158966A1
A multilayer substrate provided in this electric power steering drive device is provided with: a heat radiating plate; a first region which is fixed to a first surface of the heat radiating plate and to which a power switching element is...  
WO/2017/158717A1
A power generation system according to one embodiment of the present invention is provided with a power generation unit, a power storage unit, a first power conversion unit, a second power conversion unit, a switching unit, and a control...  
WO/2017/156863A1
Disclosed is an efficient battery box for concentrating photovoltaics. The battery box comprises: an incident hole, a photovoltaic battery plate and a reflection plate, wherein the battery plate is connected to the reflection plate to fo...  
WO/2017/159029A1
A semiconductor module according to one embodiment of the present invention comprises an insulating substrate on which a power conversion circuit is mounted, a first transistor that constitutes an upper arm, a second transistor that cons...  
WO/2017/157108A1
A short-circuit protection method and device during inverter startup. The device comprises: a first PWM input end (PWM1); a second PWM input end (PWM2); a first logic unit (1), connected with the first PWM input end and the second PWM in...  
WO/2017/158252A1
The invention relates to a power electronic module (1) for controlling a multiphase electrical system (2), the module (1) comprising a plurality of electronic devices (4a, 4b, 4c) forming at least one incoming electrical signal (SI) and ...  
WO/2017/161368A1
An apparatus for controlling a power converter that includes an inductance and a switched-capacitor network that cooperate to transform a first voltage into a second voltage features a controller, a switched-capacitor terminal for connec...  
WO/2017/159214A1
This motor control device, which controls a brushless motor for causing an oscillation movement of a wiper arm, is provided with: a position detection unit which detects the rotational position of a rotor; and a control unit which, in a ...  
WO/2017/161191A1
An explosion proof enclosure configured for use in extreme environments includes multiple chambers. Each chamber may include different equipment, such as a camera in a first chamber and electrical components for the camera in a second ch...  
WO/2017/156692A1
A bidirectional DC-DC converter (1) with intermediate conversion into AC power includes: a DC-AC conversion circuit (10) using a plurality of MOSFETs (Q11-Q14); and an AC-DC conversion circuit (11) using a plurality of power diodes (D11-...  
WO/2017/157250A1
A totem-pole bridgeless power factor correction circuit control method and apparatus. The method comprises: acquiring a working mode of a totem-pole bridgeless power factor correction circuit; acquiring a first duty ratio (D) correspondi...  
WO/2017/157269A1
Disclosed is a fully-automatic track-type trolley for cleaning a photovoltaic assembly, comprising a walking mechanism, a water intake device and a control part. The control part is electrically connected to the walking mechanism and the...  
WO/2017/156839A1
An auxiliary circuit (160) for a power supply having a power management chip(160), wherein, the auxiliary circuit comprises a sensing circuit (110), a signal generation circuit (120), an RC circuit (130) and a switch (140); the sensing c...  
WO/2017/159042A1
Provided are a device and the like by which the continuous operation time of a load which uses a capacitor as a main power source can be extended. When a capacitor voltage V1 is equal to or higher than a first reference voltage Vth1, ele...  
WO/2017/156577A1
Described is an energy harvesting system comprising a transducer that generates an electric signal from ambient energy, and a processor adapted to process the electric signal to determine and output a characteristic of a source of the am...  
WO/2017/159104A1
An indoor unit (1) is provided with: a grounded housing (1A); a fan motor (10) mounted to the housing (1A); and a capacitance forming member (30) formed from a conductor material, the capacitance forming member (30) having one end which ...  
WO/2017/159307A1
The present invention ensures the supply of power to a load even in the event of a short circuit or open circuit failure in one of two power supplies that provide redundancy for supplying power to the load. This power supply box is equip...  
WO/2017/158783A1
A noise suppressing circuit of a power conversion device of the present invention is provided with: a common mode choke coil connected between an alternating current power supply and a rectifying circuit; a capacitor connected to the com...  
WO/2017/157926A1
The invention relates to a device (1) for applying an applied force to a connection element such that the connection element is plastically deformed by the application of force. The device comprises a movably mounted head part (16) with ...  
WO/2017/158921A1
The purpose of the present invention is to provide a disconnection detection apparatus that is capable of accurately detecting disconnection in a power distribution system. The disconnection detection apparatus according to the present i...  
WO/2017/158741A1
According to an embodiment of the present invention, a storage battery device is provided with: an output terminal TO; a switch 40 that switches the output state of the output terminal TO; a battery module MDL that outputs temperature in...  
WO/2017/161059A1
A system and method to increase solar system efficiency via a novel symmetric direct current regulation (SDCR) system to maximize useable solar power and optimize storage of energy in battery pack systems. The SDCR system maximizes deliv...  
WO/2017/158710A1
The purpose of the present invention is to enhance the efficiency of a power generation and driving apparatus with a simple structure. A power generation and driving apparatus 100 is provided with a rotor 18 that floats by means of a mag...  
WO/2017/158386A1
A control system for an electric motor comprises a current controller which produces a set of voltage demands for the motor, a current sensing means arranged to produce a current sensing output indicative of electric current in the motor...  
WO/2017/160006A1
The present invention relates to a method and an apparatus capable of recognizing a wireless power reception apparatus. A wireless power transmission control method according to one embodiment of the present invention comprises: a search...  
WO/2017/158595A1
A linear encoder has a stationary part and a moving part, and measures and encodes a relative displacement between the stationary part and the moving part along a linear extent of displacement. The encoder comprises multiple machine sens...  
WO/2017/159892A1
The present invention relates to an electric motor of motorcycles or electric bicycles and, more particularly, to a coreless electric motor doubling as a power generator for a two-wheeler using splash guard. Since the coreless electric m...  
WO/2017/160821A1
In a power converter, a regulator that receives a first voltage couples to a switched-capacitor converter that provides a second voltage. Slew-control circuitry controls slew rate within the switched-capacitor converter during operation ...  
WO/2017/157614A1
Multi-stage converter having at least one branch which is connected between a positive busbar and a negative busbar, wherein the branch has at least two arms which are connected in series, wherein the arms each comprise a series circuit ...  
WO/2017/159117A1
Provided is a power conversion device which can work properly even when an input direct-current capacitor is not included and when the withstand voltage of multiple switches connected in series is lowered. Each phase arm 2 which is forme...  
WO/2017/159035A1
A discharge circuit (10) is provided with: a first transistor (Q1) connected to a power storage unit (C1); an operational amplifier (IC1) which controls an output current of the first transistor (Q1); and a current mirror circuit (15) co...  
WO/2017/158583A1
A haptic transducer comprising a magnetic plate, a plurality of coils each separately couplable to a signal generator such that axis of each coil is perpendicular to the plate and all coils are on a common side of the plate, and signals ...  
WO/2017/159982A1
The present invention relates to a microgrid operation system and method, the microgrid operation system of the present invention comprising: an information provision unit for receiving raw data including data on the current status of op...  
WO/2017/159210A1
The non-contact power supply device (60) is equipped with: a first inverter circuit (63); a linear coil (65) for sending alternating-current power output by a first inverter circuit (63) to a drive device (50) in a non-contact manner; a ...  
WO/2017/159780A1
The present invention improves the convenience of a charging system for electrically charging a vehicle by using a noncontact charger. This vehicle charging system comprises: a noncontact charger that is disposed opposite to a power rece...  
WO/2017/159485A1
The present invention causes an actuator to perform a significant operation even after a vehicle is stopped due to a defect in a power source. According to the present invention, a first electric power storage device is charged by an alt...  
WO/2017/157384A1
The invention relates to a stator frame for a medium or large electrical machine for noise reduction. The problem to be solved by the invention is the creating of a stator frame (1) for a medium or large rotating electrical machine for n...  
WO/2017/159169A1
An electrolytic capacitor capacitance diagnosing device comprises: a sensing unit which senses a voltage increase behavior during charging of an electrolytic capacitor; and a diagnosing unit which detects a difference between a first vol...  
WO/2017/157463A1
A system (l) and method for efficient charging of distributed batteries (2) each connected to a power supply grid (7) via a low-frequency switch (3A) of a switching battery controller (3) communicating with a control center (5) adapted t...  

Matches 701 - 750 out of 950,370