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Patent # Description
2019/0074794 PHOTOVOLTAIC MODULE, TRUNK CABLE, AND PHOTOVOLTAIC MODULE INCLUDING THE SAME
A photovoltaic module includes: a photovoltaic solar cell module; a junction box disposed on a back surface of the photovoltaic solar cell module, and to...
2019/0074793 CLEANING APPARATUS AND PV MODULE CLEANING SYSTEM
The present invention discloses cleaning apparatus and a PV module cleaning system. The cleaning apparatus includes a sweeper, a mobile terminal, a guiding...
2019/0074792 SOLAR ENERGY ROOF TILE HAVING A LENGTH-VARIABLE CONNECTING ELEMENT
The invention relates to a solar energy roof tile (20) for the production of electrical and thermal energy from solar radiation. The shape thereof essentially...
2019/0074791 INVERTER CONTROL DEVICE
A control device stores a plurality of operation patterns associated with each of synchronous numbers and modulation factors, and the synchronous numbers each...
2019/0074790 POWER CONVERTER AND ELECTRIC POWER STEERING APPARATUS
To control an inverter in the event of an arm failure of a power converter, fluctuation in an output torque is suppressed, and reduction of a total output...
2019/0074789 DC TO DC CONVERTER SOURCING VARIABLE DC LINK VOLTAGE
An inverter-converter system includes a DC source, a DC to DC boost converter, a DC link capacitor, an inverter circuit, a variable speed electric machine, and...
2019/0074788 MOTOR DRIVING SYSTEM AND MOTOR DRIVING METHOD
Provided are a motor angle detector for detecting a motor angle, a current detector for detecting a motor current value to drive a motor, a vehicle inclination...
2019/0074787 METHOD FOR IDENTIFYING MAGNETIC SATURATION PARAMETERS OF AN ASYNCHRONOUS ELECTRIC MOTOR
A method identifies magnetic saturation parameters of an asynchronous electric motor. The method consists in a monitoring and identification sequence including...
2019/0074786 SYNCHRONOUS ELECTRICAL POWER DISTRIBUTION SYSTEM STARTUP AND CONTROL
A system may include a prime mover configured to provide mechanical energy to the system by spinning a shaft. The system further includes a synchronous AC...
2019/0074785 Method and System for Feedback-Controlling
Disclosed are a method and a system for feedback-controlling including controlling a current supply unit in a controller so that an output applied to a driving...
2019/0074784 ROTATABLE ELECTRIC MACHINES
An apparatus includes a brushless permanent magnet motor assembly with rotatable shaft configured to be rotatable about a longitudinal shaft axis extending...
2019/0074783 IDENTIFYING VOLTAGE DIVIDER DEFECTS TO PREVENT MOTOR INTEGRATED CIRCUIT DAMAGE
A motor control system, in some embodiments, comprises: a voltage divider circuit having an output node, a voltage on said output node representing a desired...
2019/0074782 MOTOR STARTING STATE RECOGNITION METHOD AND DEVICE, AND MOTOR
A motor starting state recognition method and device, and a motor. The method includes sampling the counter electromotive forces of any two phases of a motor,...
2019/0074781 MOTOR CONTROL DEVICE
To provide a motor control device capable of determining a rotor position with high accuracy not only in normal control but also in flux-weakening control. The...
2019/0074780 FAILURE DETERMINATION DEVICE FOR ANGLE DETECTOR OF ROTATING MACHINE AND FAILURE DETERMINATION METHOD
A failure determination device for an angle detector for a rotating machine, including: an angle detector, which includes n pole pairs (n>m), and outputs...
2019/0074779 SYNCHRONOUS INVERTER
An apparatus includes a first inverter circuit and a second inverter circuit. The first invertor circuit is configured to couple an alternator and a load...
2019/0074778 PIEZOELECTRIC DRIVE
A piezoelectric stepper drive includes a piezoelectric drive apparatus with at least two drive sections, each acted upon by at least two piezoelectric...
2019/0074777 ROW AND COLUMN ACTUATOR CONTROL
In one embodiment, a device is provided that includes: a plurality of actuators arranged into a plurality of rows and a plurality of columns; a plurality of...
2019/0074776 Dynamic System Resonant Frequency Detection and Compensation Methods for WPT and Relevant Technologies
A switch mode DC-AC converter driven oscillation system which always works on square wave driving, soft-switching and resonant conditions supported by the...
2019/0074775 AC-TO-DC CONVERTER SYSTEM
A converter system for converting a three-phase or a single-phase AC voltage into a DC voltage, wherein the converter system includes three converter branches,...
2019/0074774 Apparatus and Efficiency Point Tracking Method for High Efficiency Resonant Converters
A system comprises an input power stage coupled to a primary side of a transformer, an output power stage coupled to a secondary side of a transformer, a first...
2019/0074773 CONTROL METHOD FOR CONTROLLING A POWER CONVERTER CIRCUIT AND RESPECTIVE POWER CONVERTER CIRCUIT
A control method controls a power converter circuit. The power converter circuit includes at least one inductive element (L) storing an output energy, a...
2019/0074772 SWITCHED-MODE POWER SUPPLY HAVING A PLURALITY OF OUTPUT STAGES
In various embodiments, a switched-mode power supply is provided. The switched-mode power supply includes at least two output stages. Each output stage has a...
2019/0074771 SEMICONDUCTOR CHIP POWER SUPPLY SYSTEM
The present disclosure provides a semiconductor chip power supply system, including: a semiconductor chip including: a first data processing function area and...
2019/0074770 Multiphase Converter System and Control Method
A multiphase operation control method comprises configuring a plurality of power phases of a power converter to operate in an interleaved manner by passing a...
2019/0074769 SUPPLY MODULATOR FOR POWER AMPLIFIER
According to some example embodiments, an apparatus includes a buck-boost converter, a first buck converter connected at an output terminal of the buck-boost...
2019/0074768 Method For Regulating Output Characteristics Of Photovoltaic Module And Direct Current/Direct Current Converter
A method for regulating output characteristics of a photovoltaic module and a DC/DC converter are provided. The DC/DC converter connected with the photovoltaic...
2019/0074767 VOLTAGE CONVERSION CIRCUIT
The present disclosure discloses a voltage conversion circuit, including: a first power transistor; a second power transistor, where the second power...
2019/0074766 METHOD TO RECOVER FROM CURRENT LOOP INSTABILITY AFTER CYCLE BY CYCLE CURRENT LIMIT INTERVENTION IN PEAK CURRENT...
A method detects current-limit events indicating a maximum current threshold of a switching converter has been reached, A compensation voltage is adjusted in...
2019/0074765 SWITCHED MODE POWER SUPPLY WITH DYNAMIC FREQUENCY FOLDBACK
In one form, a switched mode power supply controller with frequency foldback includes a pulse width modulator responsive to a clock signal to generate a drive...
2019/0074764 Input Power Regulator
This disclosure describes a system and a method to limit (i.e., regulate) the input power of a power converter as a function of the voltage and/or loading...
2019/0074763 METHOD OF VOLTAGE DROP COMPENSATION ON A CABLE AND CORRESPONDING CIRCUIT
A method can be used for compensating a voltage drop on a cable connected between a source device and a receiver device. The source device delivers an offset...
2019/0074762 METHOD AND APPARATUS FOR IMPLEMENTING A POWER CONVERTER INPUT TERMINAL VOLTAGE DISCHARGE CIRCUIT
A circuit for use in a power converter includes a control circuit capable of detecting whether an AC voltage source is coupled to an input of the power...
2019/0074761 SEMICONDUCTOR DEVICE FOR POWER SUPPLY CONTROL AND POWER SUPPLY DEVICE, AND DISCHARGING METHOD FOR X CAPACITOR
A semiconductor device for power supply control generating and outputting a driving pulse for performing control to turn on/off a switching element by...
2019/0074760 DRIVING CIRCUIT, POWER CONVERSION DEVICE AND DRIVING METHOD OF POWER SWITCH
A driving circuit includes a power switch driver and a plurality of current-limiting circuits. The power switch driver is configured to output a driving signal...
2019/0074759 CONTROL CIRCUIT FOR REDUCING POWER LOSS OF LLC RESONANT CONVERTER DURING LIGHT-LOAD OR NO-LOAD OPERATION
The present invention particularly discloses a control circuit comprising a signal detection unit and a controller unit for reducing power loss of a LLC...
2019/0074758 ALTERNATING CURRENT POWER SUPPLY SYSTEM AND STATE MONITORING CIRCUIT FOR THE SAME, AND POWER CONSUMPTION EQUIPMENT
An AC power supply system and a state monitoring circuit for the same, and a power consumption equipment are provided. The state monitoring circuit includes: a...
2019/0074757 HIGH TEMPERATURE SUPERCONDUCTOR GENERATOR WITH INCREASED ROTATIONAL INERTIA
A high temperature superconductor (HTS) rotating machine having a longitudinal axis and having a first rotational inertia. There is a cylindrical stator...
2019/0074756 MAGNET ARRAY, ELECTRIC COIL DEVICE, DISPLACEMENT SYSTEM, LITHOGRAPHIC APPARATUS AND DEVICE MANUFACTURING METHOD
A magnet array for a displacement device for a displacement system, the magnet array comprising a two dimensional pattern of magnets of a first type and...
2019/0074755 ROTATING ELECTRICAL MACHINE COMPRISING A STATOR AND A ROTOR
Element of a rotating electrical machine, of the rotor or stator type, comprising a plurality of stacks of magnetic sheets each equipped with a tooth (13)...
2019/0074754 PRODUCTION METHOD FOR A STATOR
The invention relates to a method for the production of a component, of an electric machine, such as, for example, a stator, comprising a wire mat which is...
2019/0074753 METHOD FOR FORMING COIL AND APPARATUS FOR FORMING COIL
A method for forming a coil that is formed by winding a flat rectangular conductor wire a plurality of times, the method includes forming, in the coil end...
2019/0074752 METHOD FOR PRODUCING A POLE HOUSING, POLE HOUSING FOR AN ELECTRIC MOTOR AND ELECTRIC MOTOR HAVING A POLE HOUSING
A method for producing a pole housing for an electric motor includes preparing a tube lateral surface from a preferably pre-galvanized sheet metal material and...
2019/0074751 MOTOR POSITIONAL SENSING
A motor includes a rotor housing, at least one magnet operably coupled to the rotor housing, a stator disposed within the rotor housing, and at least one...
2019/0074750 METHOD AND ASSEMBLY OF A STATOR SLEEVE
A stator sleeve assembly for an electric machine includes a first cylindrical housing portion defining an inner radial cavity defined by at least one...
2019/0074749 MAGNETIC BEARING MOTOR COMPRESSOR
A sealed induction motor for a chiller assembly is provided. The induction motor includes a stator, a rotor, and a shaft with a first end and a second end. The...
2019/0074748 ASSEMBLY FOR SUPPORTING AN ELECTRIC MOTOR, NOTABLY IN A MOTOR VEHICLE HEATING, VENTILATION AND/OR AIR...
The invention relates to an assembly for supporting a motor (1), which comprises two coaxial rings, these being an inner ring (3) able to receive one or more...
2019/0074747 Bearing Configuration for an Electronic Motor
Disclosed is an electronic motor with two bearings. The motor is structured so that, when loaded, the majority of the load (e.g., a radial load) is borne by...
2019/0074746 SYSTEM, METHOD AND APPARATUS FOR MODULAR AXIAL FIELD ROTARY ENERGY DEVICE
A system for an axial field rotary energy device can include modules that each are an axial field rotary energy device. The modules can be connected together...
2019/0074745 MOTOR COIL
A motor coil includes a magnet structure, and a laminated coil substrate formed on the magnet structure and including coil substrates and adhesive layers...
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