A battery management system for dynamically balancing power in a battery module is provided. The battery management system comprises a plurality of modules, and each of the plurality of modules comprises a plurality of bricks. Each of the plurality of bricks comprises a plurality of blocks, electrically connected in one of a series configuration or a parallel configuration and a controller assembly provided in each of the plurality of the modules. The controller assembly comprises a first converter adapted to be connected to the plurality of bricks and a second converter adapted to be connected to an external system. The controller assembly is configured to obtain a plurality of battery pack parameters from the plurality of bricks using the first converter, process the obtained plurality of battery pack parameters and determine a current level to regulate a charging or discharging of the battery pack using the second converter.

An electrochemical cell that cycles lithium ions is provided. The electrochemical cell includes a first electrode, a second electrode, and an electrolyte layer disposed between the first electrode and the second electrode. The first electrode includes a first plurality of solid-state electroactive material particles and a first polymeric gel electrolyte, where the first polymeric gel electrolyte includes a first additive. The second electrode includes a second plurality of solid-state electroactive material particles and a second polymeric gel electrolyte that is different from the first polymeric gel electrolyte, where the second polymeric gel electrolyte includes a second additive. The electrolyte layers include a third polymeric gel electrolyte that is different from both the first polymeric gel electrolyte and the second polymeric gel electrolyte.

The present invention is an improved lithium-ion battery core system for use within an electric vehicle. The present invention has a battery receiver and a battery charger. The battery receiver has a battery adaptor and a receiver lock. The battery adaptor allows the present invention to insert standardized lithium-ion cores that are managed at a specified voltage level suitable for the electric vehicle. The lithium-ion core includes a removable and rechargeable lithium-ion core, that can be charged by the battery charger. The battery charger has a plurality of cores, a plurality of lights, and an ejection button. The ejection button removes a battery from the battery charger. All of these various components allow for the present invention to provide users with a system for keeping electric vehicles properly charged for long distance travel.

A solid polymer electrolyte having a reinforcing substrate, a polymer having ethylene oxide portions and hydrocarbon portions with pendent functional groups having high relative permittivity for an electrochemical cell is provided. The solid polymer electrolyte may provide good ionic conductivity at room temperature and good mechanical strength.

A modular system for thermal control of a vehicle component includes a modular thermal control unit configured to be removably installed in a vehicle, the modular thermal control unit including a housing, a heat exchange component, and a connection assembly configured to removably connect the heat exchange component in thermal communication with a thermal loop of the vehicle.

Embodiments of the present disclosure generally relate to methods for preparing carbon materials which can be used in battery electrodes. More specifically, embodiments relate to methods for preparing nano-ordered carbon products used as anode materials in metal-ion batteries, such as a sodium-ion battery. In one or more embodiments, a method for preparing a nano-ordered carbon is provided and includes exposing a liquid refinery hydrocarbon product to a first functionalization agent to produce a first solid functionalized product during a first functionalization process and purifying the first solid functionalized product during a purification process. The method also includes exposing the first solid functionalized product to a second functionalization agent to produce a second solid functionalized product during a second functionalization process and carbonizing the second solid functionalized product to produce a solid nano-ordered carbon product during a carbonization process.

A battery cell balance circuit includes an AC/DC converter, a plurality of battery cells, a plurality of switches, an isolated DC/DC converter, a circuit switch, and a control unit. The AC/DC converter receives an AC power. The battery cells are connected in series to form a battery link. Each switch is correspondingly connected to one battery cell. The isolated DC/DC converter is coupled to the switches and coupled to the battery link in series. The circuit switch is coupled between the AC/DC converter, the isolated DC/DC converter, and the plurality of switches. The control unit provides a plurality of control signals to correspondingly control the plurality of switches and the circuit switch.

The present disclosure relates to a monitoring system for an energy storage system, an energy storage system comprising such a monitoring system, a vehicle comprising such an energy storage system and a manufacturing method for such a monitoring system. The monitoring system for an energy storage system comprises a plurality of energy storage cells comprising at least one stretchable electronic unit and a communication element. The stretchable electronic unit is arrangeable at least at one of the energy storage cells. The stretchable electronic unit is configured to generate data based on strain applied on the stretchable electronic unit. The communication element is integrated in the stretchable electronic unit and configured to transfer data generated by the stretchable electronic unit.

An apparatus includes an interconnect assembly configured to receive and retain multiple batteries. The interconnect assembly includes a retainer configured to receive portions of the batteries, a conductive interconnect layer carried by the retainer, and a terminal bar configured to transport electrical currents to and from the conductive interconnect layer. The conductive interconnect layer includes a conductive layer positioned between first and second insulative layers, where the conductive layer has a first thickness that is less than a thickness of the terminal bar. The conductive layer includes multiple interconnects configured to be coupled to cathodes and anodes of the batteries.

A method of manufacturing a battery including a wound electrode assembly in which a first separator, a negative electrode plate, a second separator, and a positive electrode plate are wound together is disclosed. The method includes step (A) of suction-attaching the first separator to a winding core, and step (B) of winding the first separator on the winding core. The winding core includes a plurality of suction holes for suction-attaching the first separator. When the outer circumference of the winding core is divided into four equal parts and the four equal parts are defined respectively as first to fourth regions starting from a position that faces a starting end of winding of the first separator, greater than or equal to 80%, by aperture area ratio, of the suction holes are formed in the first region.