A system for controlling a start-up operation of an electric vehicle includes a high voltage electrical propulsion unit and a controller. The high voltage electrical propulsion unit includes at least one battery pack, a high voltage bus, one or more power components, a first group of switches, and…
A battery system having a middle bus line, a positive bus line and a negative bus line is provided. The battery system has a battery module, a multilevel neutral point clamped inverter. One or more direct current to direct current converters and two or more auxiliary loads are connected either…
A vehicle includes an electrical load and an electrical system for providing power to the electrical load. The electrical system includes a converter including at least one leg, at least one inductor and a pyro switch between the at least one leg and the at least one inductor, an energy cell…
A method of controlling a battery of an electric vehicle including a plurality of wheels, a driving motor supplying power to the plurality of wheels, and a controller controlling power supply to the driving motor and/or charging by the driving motor, includes the controller dividing an operation…
There is provided a secondary battery including: a cathode; an anode including a titanium-containing compound; and an electrolytic solution including a dicarbonyl compound (4). A content of the dicarbonyl compound is from 0.01 wt% to 5 wt% both inclusive.
The vehicle includes an object device and a first power storage device and a second power storage device that can be connected in parallel to the object device. The first power storage device includes a first battery. The second power storage device includes a second battery. When a voltage…
A multi-level inverter control system includes a power storage system having a high voltage terminal, a low voltage terminal, and an intermediate voltage terminal. The intermediate voltage terminal is at a voltage between the high voltage terminal and the low voltage terminal. A multi-level…
An electrical system for an electric vehicle includes a high-voltage power supply including a high-voltage storage system in series with a high-voltage switch, first and second low-voltage power supplies respectively having first and second low-voltage storage systems in series with first and…
An optimal control strategy for a distributed low voltage system with bidirectional DC/DC converters is provided. A vehicle system includes DC/DC converters configured to receive electrical currents from high voltage battery modules and output regulating electrical currents to a low voltage…
Fuse configurations for a distributed power architecture of a vehicle is provided. The distributed power architecture includes a high-voltage battery pack having a plurality of batteries and a plurality of converters, each of the plurality of converters being configured to receive high-voltage…
The present disclosure provides a charge control circuit, a charging device and a charging system. The charge control circuit comprises a power input end, a power output end, a switch unit, a control unit and a detection unit, wherein rechargeable batteries comprise a first rechargeable battery and…
An electrified vehicle capable of additionally mounting a swappable battery and a power source management method for the same are provided. A method of power source management of an electrified vehicle is provided, comprising connecting a swappable battery unit to a connector in an electrified…
An electrified vehicle includes a motor including a plurality of windings corresponding to each of phases; an inverter including a DC terminal connected to a main battery, and a plurality of legs connected to each end of the windings; a charging switch connected between one electrode of an…
A vehicle includes a vehicle drive power storage device including a power battery pack and a first capacity battery pack and a second capacity battery pack that has at least a smaller capacity than the first capacity battery pack and supplies electric power to the power battery pack. The power…
An apparatus and method for charging an electrified vehicle through a charge port selectively configures a plurality of battery packs including battery packs having a voltage N with a plurality of controllable switches into one of several charging configurations which may include presenting the…
A method for controlling a swappable battery detachably mounted in a vehicle which includes a main battery fixed therein, includes determining a use mode among a plurality of modes which are different in a charge amount of charging the main battery by the swappable battery based on destination…
An embodiment power control apparatus includes a power converter configured to convert a voltage supplied from a first battery into a voltage lower than the voltage supplied from the first battery, a power distributor configured to distribute power supplied from the power converter and supply the…
The invention relates to a battery management system for an electric vehicle comprising a high voltage battery, low voltage battery and a bidirectional converter. The bidirectional converter is configured to connect the high voltage battery to the low voltage battery and to generate a power flow…
An example operation includes one or more of receiving a first energy, at a target transport, from a charging station at a first value during a first amount of time, and the target transport and the charging station are physically connected, and receiving a second energy, at the target transport…
Disclosed is a contactor management method and a battery system providing the same, and the battery system includes: a main contactor connected between a battery pack and an external device; a pre-charge contactor connected to the main contactor; a voltage measurer measuring an operation voltage…
A vehicle includes a driving motor, an electric load, a battery pack including a plurality of battery modules that supplies power to at least one of the driving motor and the electric load and a switch module provided between the plurality of battery modules, and a controller operatively connected…
An electrical storage system comprises a first energy storage system and a second energy storage system having a lower electrical energy density and a higher rated electrical power output capability than the first energy storage system, at least one electrical power sensor configured to sense over…
An electrified vehicle capable of additionally mounting a swappable battery and a power source management method for the same are provided. A method of power source management of an electrified vehicle is provided, comprising connecting a swappable battery unit to a connector in an electrified…
The present disclosure relates to a converter system for transferring electric power, a vehicle comprising such a converter system and a method for transferring electric power. The converter system comprises a first DC/DC converter module, a second DC/DC converter module and a control unit. The…
An accessory power system includes an accessory power module having primary power switches, a transformer, and secondary rectifiers. The primary power switches are electrically connected to the high-voltage bus, and the secondary rectifiers are electrically connected to the low-voltage bus. A peak…
A propulsion system for an electric vehicle comprising a high voltage battery unit having a first high voltage battery connected in series with a second high voltage battery, which may also be referred to as a first and second battery bank, and one or more power inverters arranged to connect the…
A vehicle power supply system includes a first secondary battery, a second secondary battery whose output voltage is lower than that of the first secondary battery, a power conversion device configured to convert an input AC voltage into a DC voltage and output the DC voltage, a battery pack…
This application discloses a switched-mode power supply including a voltage isolation module, a voltage regulator module, a voltage converter circuit, a first switch, and an electric vehicle battery monitoring module; the voltage isolation module has an input connected to an electric vehicle…
A power supply system for an electric vehicle drivetrain includes series connected first and second high-voltage battery units, a circuit arrangement having high-power switching semiconductor devices connected to the battery units, and an electronic control system. During a charging mode, the…
An energy storage system for a military vehicle includes a lower support, a battery supported on the lower support, a bracket coupled to the battery, and an upper isolator mount coupled between the bracket and a wall. The upper isolator mount is configured to provide front-to-back vibration…