A method for operating an on-board HV charging system configured to charge a traction battery of an electric vehicle, the on-board HV charging system having a Power Factor Correction (PFC) circuit to convert AC power from a mains supply into DC power for use in charging the traction battery, a…
A power conversion system includes a rectifier, a first plurality of switching converters, and a first load including a plurality of first load elements. Each of the first plurality of switching converters has a converter first positive port, a converter first negative port, a converter second…
This application provides a power conversion circuit, an energy storage apparatus, and an energy storage system. The power conversion circuit includes a controller, a first-level DC/DC conversion circuit, a plurality of second-level DC/DC conversion circuits, a switching module, a first capacitor…
An electrical power distribution system is disclosed. A line converter is connectable to a mains power source and an on-board battery. An electronic control system is configured to control the line converter. A first sensor arrangement is configured to measure electric current into or out of the…
An energy storage system including one or more battery cells connected in series, one or more isolated DC/DC converters, each isolated DC/DC converter having one end connected to one battery cell and an other end connected to another battery cell adjacent to the one battery cell so as to equalize a…
A charging system includes a power input part, an inverter, a DC bus, at least one charging device, a first bidirectional energy storage module, a second bidirectional energy storage module and an intelligent controller. The charging device includes a DC/DC converter and a charging gun. A first…
High voltage discharge is provided. A system can include an electric motor of an electric vehicle electrically connected to a capacitor. A switching component can be connected with and intermediary to the electric motor and the capacitor. A controller can cause the switching component to enter a…
Systems and methods for managing flow batteries utilize a battery management controller (BMC) coupled between a flow battery and a DC/DC converter, which is coupled to an electrical grid or a photovoltaic device via an inverter. The inverter converts an AC voltage to a first DC voltage and the…
A wireless charging device has a controller and at least one coil that is positioned near the surface of the charging device and configured to transmit an electromagnetic field and a first driver circuit configured to drive the transmitting coil. The controller is configured to cause the driver…
Systems and methods for managing flow batteries utilize a battery management controller (BMC) coupled between a flow battery and a DC/DC converter, which is coupled to an electrical grid or a photovoltaic device via an inverter. The inverter converts an AC voltage to a first DC voltage and the…
Provided are an adapter and a charging method. The adapter includes: at least one filter capacitor () having a capacitance smaller than a predetermined threshold and configured to filter a rectified alternating current to obtain a pulsating direct current; and a voltage transformation module ()…
This application provides a charging system and an electric vehicle. The charging system includes a motor control unit (MCU) and a first inductor. A first bridge arm in the MCU and the first inductor constitute a voltage conversion circuit. When a power supply voltage is less than a minimum…
A wireless charging device has a controller and at least one coil that is positioned near the surface of the charging device and configured to transmit an electromagnetic field and a first driver circuit configured to drive the transmitting coil. The controller is configured to cause the driver…
Inductive charging techniques utilize a plurality of transmitter coils arranged in a predetermined configuration and each being configured to, when active, inductively transfer power to a receiver coil of a wireless device and a controller configured to control a charging session during which power…
A wirelessly charged electronic device, a wireless charging method, and a wireless charging system are disclosed. A charger of a receive end of the system includes an open-loop DC-DC (direct current-to-direct current) converter. When power of a transmit end is greater than a first preset threshold…
A fast charging device for mobile electronic device is disclosed. Particularly, an input-end filtering unit contained in the fast charging device is designed to comprise two first input capacitors, one second input capacitor, and one switch element. By such design, in case of a rated voltage of an…
Systems, devices, and methods including a first pair of redundant temperature sensors proximate a first plug; a second pair of redundant temperature sensors proximate a second plug; a first microcontroller connected to a plugsense line and a ground line, where the first microcontroller may be…
In a battery monitoring device for monitoring a state of a rechargeable battery that includes an electrolyte and a plurality of electrodes, a response signal input unit is configured to receive a response signal of the rechargeable battery to a predefined AC signal, and a calculation unit is…
The present application relates to the technical field of electronic circuits, and provides a charge circuit, a control box and a luminaire. The charge circuit includes a control circuit and at least one constant current charge circuit. The constant current charge circuit is electrically connected…
Method for active battery management to optimize battery performance. The method includes providing signal injections for charging and discharging of a battery. The signal injections include various charging and discharging profiles, rates, and endpoints. Response signals corresponding with the…
An electronic device configured to operate in a plurality of power modes includes a power receiving circuit receiving wireless power from an power transmitting device; and a processor configured to control an operation of the electronic device, wherein the plurality of power modes include a power…
A charging device, implemented by a first terminal, includes a transceiver, a voltage converter, and a power supply. The voltage converter is connected with the transceiver and the power supply, and is configured to step up a voltage output by the power supply and provide the stepped up voltage for…
Systems and methods are provided for charging a battery system of an Information Handling System (IHS) using a multimode AC adapter. Information reported by the multimode adapter is used to determine its capabilities, including whether it supports USB-PD transmission and also supports high-power…
A battery pack charging system includes a battery pack interface configured to receive a battery pack, a charging circuit coupled to the battery pack interface to provide charging current to the battery pack interface, and a controller coupled to the charging circuit and configured to control…
A configuration can be more easily realized in which the temperature of an auxiliary power source can be increased even in a low temperature environment. In the in-vehicle auxiliary power source control device, a control unit performs a charging operation of switching a first switch on and…
Systems and methods for improved wireless recharging efficiency and decreased processing requirements are described. A plurality of duty cycle/input voltage pairs are stored in a recharger, corresponding to three subsets: a first subset corresponding to a constant minimum input voltage and an…
A power adapter includes an adapter main body configured to acquire an alternating current from a power source and convert the alternating current into a direct current having a specified voltage; an output port configured to acquire the direct current from the adapter main body, and supply the…
An electronic apparatus including a battery unit configured to include a battery and to supply power to elements of the electronic apparatus by using power stored in the battery; a power charger configured to, if power is input from an external adaptor, charge (S1010) the battery with the input…
A battery pack (1a) includes a battery block (10) and a memory (14a). The battery block (10) includes a battery cell (11), and the memory (14a) stores battery information. The battery information includes a battery block lower limit voltage (VLb) set in accordance with the model of the battery…
An electronic apparatus charging base (1) is disclosed. The electronic apparatus charging base (1) is provided for charging at least one electronic apparatus (90) and can be electrically connected to an external power source (80). The electronic apparatus charging base (1) includes a base (10), a…