18033008. Battery Apparatus, Battery Management System and Precharging Method simplified abstract (LG Energy Solution, Ltd.)

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Battery Apparatus, Battery Management System and Precharging Method

Organization Name

LG Energy Solution, Ltd.

Inventor(s)

Hangon Park of Daejeon (KR)

Kihoon Kim of Daejeon (KR)

Battery Apparatus, Battery Management System and Precharging Method - A simplified explanation of the abstract

This abstract first appeared for US patent application 18033008 titled 'Battery Apparatus, Battery Management System and Precharging Method

Simplified Explanation

The patent application describes a battery apparatus with two precharge switches connected to a capacitor in an external device.

  • The first precharge switch is connected to a terminal of the first battery pack, and the second precharge switch is connected to a terminal of the second battery pack.
  • A first precharge control circuit controls the operation of the first precharge switch based on the voltage difference between the first battery pack and the capacitor.
  • A second precharge control circuit controls the operation of the second precharge switch based on the voltage difference between the second battery pack and the capacitor.
  • A processor transfers control signals to the precharge control circuits to control the operation of the precharge switches.

Potential applications of this technology:

  • Electric vehicles: This battery apparatus can be used in electric vehicles to efficiently precharge the batteries before connecting them to the main power system.
  • Renewable energy storage: The technology can be applied in renewable energy storage systems to precharge the batteries before connecting them to the grid.
  • Portable electronic devices: The battery apparatus can be used in portable electronic devices to improve the efficiency and safety of battery charging.

Problems solved by this technology:

  • Efficient precharging: The precharge switches and control circuits ensure that the batteries are properly precharged before connecting them to the external device, improving overall battery performance.
  • Voltage regulation: The voltage difference between the batteries and the capacitor is monitored and controlled, preventing any potential damage to the batteries or the external device.
  • Safety: The precharge control circuits ensure that the precharging process is done safely, minimizing the risk of electrical hazards.

Benefits of this technology:

  • Improved battery performance: Proper precharging ensures that the batteries are at the optimal voltage level, enhancing their overall performance and lifespan.
  • Enhanced safety: The control circuits prevent any voltage imbalances or potential damage to the batteries or the external device, ensuring safe operation.
  • Efficient charging: The precharge switches and control circuits optimize the charging process, reducing energy waste and improving overall charging efficiency.


Original Abstract Submitted

In a battery apparatus, a first precharge switch is connected between a terminal of a first battery pack and a capacitor of an external apparatus, and a second precharge switch is connected between a terminal of a second battery pack and the capacitor. A first precharge control circuit controls an operation of the first precharge switch based on a difference between a voltage of the first battery pack and a voltage of the capacitor, and a second precharge control circuit controls an operation of the second precharge switch based on a difference between a voltage of the second battery pack and the voltage of the capacitor. A processor transfers a first control signal for controlling the first precharge switch to the first precharge control circuit, and transfers a second control signal for controlling the second precharge switch to the second precharge control circuit.