Effect of parallel connection topology on air-cooled lithium-ion
The current research involves a systematic framework for modeling, analysis, and evaluation of the air-cooled battery modules with parallel connection topologies. Not limited to modules connected in parallel, this work can easily be extended to battery packs with series–parallel hybrid connections.
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Optimization design of a parallel air-cooled battery
Increasing the Re from 15,000 to 30,000 drops the system and cell No.4''s mean temperatures from 342 to 336 K and 315 to 310 K, respectively. Fig. 12 shows the mean cell temperature in the middle
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International Journal of Energy Research
An improved electrothermal-coupled model for the temperature estimation of an air-cooled battery pack. Yi Xie of the temperature evolution in an air-cooled pack with three parallel branches and four serial cells in each
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A J-Type Air-Cooled Battery Thermal
Air-cooled battery thermal management system (BTMS) is a widely adopted temperature control strategy for lithium-ion batteries. However, a battery pack with this type of
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Thermal Performance of Reverse‐Layered Air‐Cooled
[Show full abstract] reliability of the computational fluid dynamic (CFD) method was verified by the air-cooled heat dissipation experiment of battery pack. Subsequently, the temperature and
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Optimization design for improving thermal performance of T-type air
The rest of the paper is as follows. Section 2 builds and describes the CFD model of the system, and designs the battery cell experiment and the air-cooled heat dissipation experiment of the battery pack. Section 3 discusses the effects of structural variables and controlled variables on the cooling performance of the battery pack.
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Surrogate model-based multiobjective design
2.1. Air-cooled battery pack structural design. An energy storage battery pack (ESBP) with air cooling is designed for energy transfer in a fast-charging pile with a positive–negative pulse strategy. The key characteristics of the ESBP are
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Design of the cell spacings of battery pack in parallel air-cooled
In this paper, the cooling performance of the parallel air-cooled Battery Thermal Management System (BTMS) is improved through designing the spacing distribution among
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Design of the structure of battery pack in parallel air
An experiment is implemented to verify prediction precision in the electrical and thermal parameters of the pack. The results show that the electrothermal model accurately estimates the electrical and thermal performance of the air‐cooled
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An improved electrothermal‐coupled model for the
Request PDF | An improved electrothermal‐coupled model for the temperature estimation of an air‐cooled battery pack | This work establishes an improved electrothermal‐coupled model for the
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Numerical Study on Performance Enhancement of the
In this study, parallel plates are introduced to improve the cooling efficiency of the BTMS, which can change the airflow distribution of the battery pack.
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Numerical Study on Performance
Air-cooled battery thermal management system (BTMS) technology is commonly used to control the temperature distribution of the battery pack in an electric vehicle. In this
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Multi‐method collaborative optimization for parallel air cooling
Download Citation | Multi‐method collaborative optimization for parallel air cooling lithium‐ion battery pack | In this paper, the cooling performance of the battery thermal management system
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Effect of parallel connection topology on air-cooled lithium-ion
Request PDF | Effect of parallel connection topology on air-cooled lithium-ion battery module: Inconsistency analysis and comprehensive evaluation | The performance of lithium-ion battery modules
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An air-cooled system with a control strategy for efficient battery
Among them, air cooling systems are the most commonly used in industry. Air-cooled systems mainly include two cooling types, parallel cooling and serial cooling. Compared with serial cooling, parallel cooling is more effective and can significantly improve the temperature uniformity of the battery pack [14]. Studies have been conducted to
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Design of flow configuration for parallel air-cooled battery
The parallel air-cooled BTMS shown as Fig. 1 is considered in the present study. The battery pack with N × M cuboid battery cells is included in the system. The battery cell and the battery pack are shown in Fig. 2. Air is pumped into the inlet duct of the BTMS and then is distributed into each cooling channel by the divergence plenum.
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Design of the structure of battery pack in parallel air
Wang et al. [29] found that the 5 × 5 arrangement for the 18,650 type batteries was optimal through the three-dimensional computational fluid dynamics method, and the optimal minimum distance
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Configuration optimization of battery
Battery thermal management system (BTMS) is essential for heat dissipation of the battery pack to guarantee the safety of electric vehicles. Among the various BTMSs, the
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Optimization design of a parallel air-cooled battery thermal
Pesaran et al. [12] added an air-cooled hole to a battery pack model to prove the effectiveness of air-cooling, and used finite element software to investigate the heat dissipation of the battery pack. It was found that the maximum temperature and maximum temperature difference of the parallel ventilation were lower than those of the series ventilation.
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Multi‐method collaborative optimization for parallel
The cooling performance of the battery thermal management system (BTMS) was optimized based on the Z-type parallel air cooling model and the computational fluid dynamics (CFD) method. The optimization strategy of discussing DP
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Study on the Performance of Parallel Air-Cooled
Zhang et al. [26] found that adding a spoiler in the cooling channel of the battery pack can further improve the cooling performance and temperature uniformity of the battery, the experimental
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Configuration optimization of battery pack in parallel air-cooled
In the present study, the cooling performance of the parallel air-cooled BTMS is improved through optimizing the configuration of the battery pack. The flow resistance network
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Study on the Performance of Parallel Air
Based on the conclusion and data obtained by experiments, the finite element model of traditional and optimized parallel air-cooled structure are built by COMSOL Multiphysics
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A Thermal Investigation and Optimization of an Air
A Thermal Investigation and Optimization of an Air-Cooled Lithium-Ion Battery Pack. June 2020 pack is examined. During the experiment, the discharge rates of 1C, 2C, and 3C were used at a 28
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Design of flow pattern in air‐cooled battery thermal
The parallel air-cooled system is commonly applied in electric vehicles to cool the battery pack, in which flow pattern significantly influences the system cooling performance. In this paper, the curved divergence and
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Numerical and experimental analysis of air-cooled Lithium-ion battery
They also applied a design of experiment method to optimize the reverse layered staggered battery configuration and observed a drop of 2.34 K in T max for optimized design. Design of the structure of battery pack in parallel air-cooled battery thermal management system for cooling efficiency improvement. Int. J. Heat Mass Transf. (2019)
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Optimization study of air-cooled stagger-arranged battery pack
This section optimized the reverse-layered stagger-arranged battery pack by the design of experiment method. The 3-D model and configuration of the battery pack are shown in Fig. 14 (a) and (b). Design of the structure of battery pack in parallel air-cooled battery thermal management system for cooling efficiency improvement.
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Cooling Characteristics and Optimization of an Air-Cooled Battery
5 天之前· The designing of an efficient cooling system is an effective means of ensuring normal battery operation, improving cycle life, and preventing thermal runaway. In this paper, we
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Improving the Air-Cooling Performance for Battery Packs via
Abstract: A novel design optimization method is proposed to optimize the air passageway for an air-cooled battery pack with a 3P4S configuration (three strings in parallel and four cells in
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Design of flow configuration for parallel air-cooled battery
Adopting the secondary vent in a specific Z-type model battery pack [28], have improved the cooling performance of air-cooled BTMS by reducing the battery pack''s maximum temperature up to 5 K or
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Configuration, design, and optimization of air-cooled battery
Configuration optimization of battery pack in parallel air-cooled battery thermal management system using an optimization strategy. Appl Therm Eng, 123 (2017), Experiment and simulation for pouch battery with silica cooling plates and copper mesh based air cooling thermal management system. Appl Therm Eng, 146 (2019), pp. 866-880.
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Numerical and experimental analysis of air-cooled Lithium-ion battery
Experiments show that increasing the air inlet velocity from 0.5 to 2.0 m/s decreases the maximum temperature of the battery pack from 338 to 315 K for a 2C discharge rate and from 312 to 308 K for a 1C Design of the structure of battery pack in parallel air-cooled battery thermal management system for cooling efficiency improvement.
View more6 FAQs about [Parallel air-cooled battery pack experiment]
How to optimize battery pack configuration in parallel air-cooled BTMS?
In this paper, the configuration optimization of battery pack in the parallel air-cooled BTMS is conducted through arranging the spacings among the battery cells to improve the cooling performance. The flow resistance network model is introduced to calculate the velocity in the cooling channel.
Does parallel air cooling improve battery cooling performance?
The results showed that the one with parallel air cooling obtained lower maximum temperature and maximum temperature difference of the battery pack. Yu et al. combined the serial ventilation cooling with the parallel ventilation one to improve the cooling performance of the system.
How to improve cooling efficiency in parallel air-cooled BTMS?
In this paper, the cell spacing distribution of the battery pack in the parallel air-cooled BTMS is designed to improve the cooling efficiency of the system. The flow resistance network model is used to calculate the airflow rates in the cooling channels. A modification factor is introduced to reduce the error of the model.
Is parallel air cooled BTMS effective for battery thermal management?
The existing studies have shown that the parallel air-cooled system is effective for battery thermal management. For the parallel air-cooled BTMS, battery cell spacing distribution is an important factor that influences the cooling performance of the BTMS.
Does air cooled lithium-ion battery pack have a cooling strategy?
Development of cooling strategy for an air cooled lithium-ion battery pack Analysis of cooling effectiveness and temperature uniformity in a battery pack for cylindrical batteries Structure optimization of parallel air-cooled battery thermal management system
Why is a parallel air cooled battery module a problem?
1. Although the traditional parallel air-cooled structure could reduce the maximum temperature of battery module, there is an obvious problem for flow inconsistency, which leads to temperature inconsistency inside the battery module. 2.
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