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How to improve the reliability of lithium-ion battery packs?

One effective method to improve the reliability of lithium-ion battery packs (LIBPs) is through the use of fault-tolerant technology based on redundant design [4, 5]. However, it's important to note that this approach is often accompanied by changes in the structure and layout, which can also impact the reliability of the battery packs.

What is reliability optimization in lithium-ion batteries?

Reliability optimization is an essential topic in the application of lithium-ion batteries in electric vehicles. To optimize the redundancy and reliability of battery packs accurately and efficiently, a novel method based on multiphysics coupling simulation and response surface methodology is introduced. 1. Introduction 1.1.

What is a multi-objective optimal design of lithium-ion battery packs?

A novel design for the multi-objective optimal design of lithium-ion battery packs is based on evolutionary algorithms. This includes the use of cooling media for Lithium-ion batteries pack used in hybrid and electric vehicles. Additionally, an agent-based restoration approach for reliability with load balancing on smart grids.

What determines a battery pack's performance?

When there is a capacity difference between individual cells, the battery pack’s performance is determined by the individual cells with the smallest capacity. When there is a polarization difference between individual cells, the battery pack’s performance is determined by the single cell with the largest polarization degree. 3.1.2.

What is a control-oriented lithium-ion battery pack model?

A control-oriented lithium-ion battery pack model for plug-in hybrid electric vehicle cycle-life studies and system design with consideration of health management Analytical model of the current distribution of parallel-connected battery cells and strings

Do vibration and temperature influence performance in lithium-ion batteries?

However, there has been limited research that combines both, vibration and temperature, to assess the overall performance. The presented review aims to summarise all the past published research which describes the parameters that influence performance in lithium-ion batteries.

Use of a multiphysics model to investigate the performance and ...

An inconsistency within lithium-ion batteries (LIBs) in a battery pack can lead to reduced power as well as short cycle life. The cell-to-cell connection structure and thermal …

Lithium-Ion Battery Pack Robust State of Charge Estimation, Cell ...

Robust estimation of the state of charge (SOC) is crucial for providing the driver with an accurate indication of the remaining range. This paper presents the state of art of …

Comparative Analysis of Computational Times of Lithium-Ion Battery …

5 · At present, battery cells comprising lithium-ion batteries (LIBs) are primarily used in the battery packs of consumer electronics, electrified vehicles, and renewable energy generation …

Performance Imbalances in Parallel-Connected Cells

Efficiently addressing performance imbalances in parallel-connected cells is crucial in the rapidly developing area of lithium-ion battery …

Performance of inconsistency in lithium-ion battery packs for battery …

Experiment results on an 8-cell battery pack show that internal resistance difference is the main cause for voltage difference and a low charge current helps to make full use of the pack …

A review on electrical and mechanical performance parameters in lithium …

A comprehensive review of the lithium-ion battery pack is presented to acknowledge the major factors that influence the structural performance and the electrical …

Impact of Individual Cell Parameter Difference on the Performance …

Lithium-ion power batteries are used in groups of series–parallel configurations. There are Ohmic resistance discrepancies, capacity disparities, and polarization differences …

Life-cycle parameter identification method of an electrochemical …

Lithium-ion batteries have been widely used as energy storage systems because of many advantages, such as long life cycles, high energy density, no memory effect, and low …

Charging control strategies for lithium‐ion battery packs: Review …

charging control methods applied to the lithium-ion battery packs is conducted in this paper. They are broadly classified as non-feedback-based, feedback-based, and …

Numerical simulation of lithium-ion battery thermal …

The paper aims to analyze the effectiveness of liquid cooling in BTMS for EVs using numerical simulations. The findings of this study can help in the development of efficient …

Impact of Individual Cell Parameter Difference on the …

A lithium-ion battery (LIB) may experience overcharge or over-discharge when it is used in a battery pack because of capacity variation of different batteries in the pack and the difficulty of maintaining identical state of …

2. Thermal runaway at the single-cell level

As the adaptation of lithium (Li) ion batteries (LIBs) in energy storage systems is becoming more prevalent by the day, the issue of safe and environmentally responsible …

Impact of Individual Cell Parameter Difference on the …

The findings reveal that when cells are connected in series, the capacity difference is a significant factor impacting the battery pack''s energy index, and the capacity difference and Ohmic ...

A Deeper Look at Lithium-Ion Cell Internal Resistance …

Internal resistance is one of a few key characteristics that define a lithium ion cell''s performance and hence that is why it is tested extensively both in development and manufacturing. A cell''s internal resistance is not a fixed …

Performance of inconsistency in lithium-ion battery packs for …

Experiment results on an 8-cell battery pack show that internal resistance difference is the …

Life-cycle parameter identification method of an …

Lithium-ion batteries have been widely used as energy storage systems because of many advantages, such as long life cycles, high energy density, no memory effect, and low …

Performance reliability analysis and optimization of lithium …

In practice, the lithium-ion battery performance degrades at relatively low temperatures, with a good operating temperature of 25–45 °C. Therefore, a battery thermal …

Lithium-Ion Battery Pack Robust State of Charge Estimation, Cell ...

Robust estimation of the state of charge (SOC) is crucial for providing the …

Performance Imbalances in Parallel-Connected Cells

Efficiently addressing performance imbalances in parallel-connected cells is crucial in the rapidly developing area of lithium-ion battery technology. This is especially …

Evaluation of Cell Inconsistency in Lithium-Ion Battery Pack …

Abstract: Cell inconsistency is a common problem in the charging and discharging of lithium-ion battery (LIB) packs that degrades the battery life. In situ, real-time data can be obtained from …

Comparative Analysis of Computational Times of Lithium-Ion …

5 · At present, battery cells comprising lithium-ion batteries (LIBs) are primarily used in …

Impact of Individual Cell Parameter Difference on the Performance …

A lithium-ion battery (LIB) may experience overcharge or over-discharge when it is used in a battery pack because of capacity variation of different batteries in the pack and the …

Impact of Individual Cell Parameter Difference on the Performance …

The findings reveal that when cells are connected in series, the capacity difference is a significant factor impacting the battery pack''s energy index, and the capacity …

Lithium-ion battery second life: pathways, challenges and outlook

Integration with suitable energy management systems, such as a BMS, is essential to monitor and control the performance of repurposed battery packs effectively. Once …

A review on electrical and mechanical performance parameters in …

A comprehensive review of the lithium-ion battery pack is presented to …

Investigating the impact of battery arrangements on thermal …

An inadequately designed battery pack can engender disparate cooling effects on individual cells, resulting in significant temperature variations and heightened performance …

Inhibition of Thermal Runaway Propagation in Lithium‐Ion Battery Pack …

The single battery that generates significant heat serves as the starting point for TR in battery pack. This work is dedicated to exploring three strategies of thermal spread protection, …

Performance reliability analysis and optimization of lithium-ion ...

In practice, the lithium-ion battery performance degrades at relatively low …