18200209. Method for Balancing Parallel Battery Packs Using Pre-Charging Circuit and Apparatus and System for the Same simplified abstract (HYUNDAI MOTOR COMPANY)

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Method for Balancing Parallel Battery Packs Using Pre-Charging Circuit and Apparatus and System for the Same

Organization Name

HYUNDAI MOTOR COMPANY

Inventor(s)

Yoon Cheol Jeon of Suwon-Si (KR)

Hyun Ki Cho of Anyang-Si (KR)

Jin Soo Jang of Yongin-Si (KR)

Method for Balancing Parallel Battery Packs Using Pre-Charging Circuit and Apparatus and System for the Same - A simplified explanation of the abstract

This abstract first appeared for US patent application 18200209 titled 'Method for Balancing Parallel Battery Packs Using Pre-Charging Circuit and Apparatus and System for the Same

Simplified Explanation

The patent application describes a method for balancing the charge of multiple battery packs in an electricity-driven apparatus.

  • Detect the state of charge of each battery pack.
  • Calculate voltage differences between the battery packs based on the state of charge.
  • Balance the battery packs by pre-charging circuits when the voltage difference exceeds a threshold value.

Key Features and Innovation

  • Method for detecting and balancing the state of charge of multiple battery packs in parallel.
  • Utilizes pre-charging circuits with balancing relays for efficient battery pack balancing.

Potential Applications

  • Electric vehicles
  • Renewable energy systems
  • Portable electronic devices

Problems Solved

  • Uneven charging of battery packs
  • Prolonged battery life
  • Improved performance of electricity-driven apparatus

Benefits

  • Enhanced battery pack efficiency
  • Extended battery life
  • Optimal performance of the apparatus

Commercial Applications

Electric Vehicle Industry: This technology can be integrated into electric vehicles to ensure optimal battery performance and longevity, enhancing the overall efficiency of the vehicles.

Prior Art

Prior art related to this technology may include patents or research on battery pack balancing methods in electric devices and vehicles.

Frequently Updated Research

Research on advancements in battery technology, particularly in the field of battery management systems and balancing methods, may be relevant to this technology.

Questions about Battery Pack Balancing

How does battery pack balancing impact the overall performance of electric vehicles?

Battery pack balancing ensures that all cells in the battery pack are charged evenly, leading to improved efficiency and performance of electric vehicles.

What are the key components of a pre-charging circuit in battery pack balancing?

A pre-charging circuit typically includes balancing relays that help redistribute charge among battery packs to maintain optimal performance.


Original Abstract Submitted

Provided is a method in an electricity-driven apparatus to be driven by receiving power through a plurality of battery packs in a parallel type. The method includes detecting a state of charge (SOC) of each of the plurality of battery packs, calculating a voltage difference between the plurality of battery packs based on the detected SOC, and performing battery pack balancing based on the calculated voltage difference exceeding a threshold value. The battery pack balancing is performed by a pre-charging circuit including a balancing relay.