An Ultrasonic Reflected Wave-Based Method for Estimating State …
In this study, we propose a multifeature indicators SOC estimation method for hard-shell lithium-ion battery using ultrasonic reflected waves. We analyze wave structure and …
In this study, we propose a multifeature indicators SOC estimation method for hard-shell lithium-ion battery using ultrasonic reflected waves. We analyze wave structure and …
With the development of new energy technology, lithium-ion battery, as a common energy storage and driving structure, has been widely used in many fields. ... The ultrasonic measurement results ...
Efficiently detecting the state of charge (SOC) of lithium-ion battery is crucial for advancing new energy technologies, and using ultrasound for SOC characterization has been demonstrated as a viable method. However, there is relatively little work on ultrasonic characterization of SOC by combining the structure of lithium-ion batteries. In this study, we propose a multifeature …
Lithium-ion batteries have been used increasingly as electrochemical energy storage systems for electronic devices and vehicles. It is important to accurately estimate the state of charge (SoC) of a battery management system to control the battery operation to optimize performance, lifetime, and safety. The current work experimentally leverages …
High-specific-energy batteries with long-lifespan are the development aspiration for energy storage applications. ... to interpret the results from standard experimental ultrasonic measurement ...
Lithium-ion batteries, with high energy density (up to 705 Wh/L) and power density (up to 10,000 W/L), exhibit high capacity and great working performance.
Secondly, the Hilbert transform is performed on the ultrasonic signal. The maximum instantaneous energy of the ultrasonic signal is extracted with the ultrasonic energy entropy and the ultrasonic reception entropy as the characteristic quantity to measure the charge state of the lithium battery.
Accurate state characterization of batteries is conducive to ensuring the safety, reliability, and efficiency of their work. In recent years, ultrasonic non-destructive testing technology has been gradually applied to battery state estimation. In this paper, research on the state characterization of lithium-ion batteries based on ultrasonic guided wave (UGW) …
The global sales volume of new energy vehicles increased from 140,000 in 2012 to 3,070,000 in 2020, and this figure is expected to increase to 15,000,000 in 2025 and 23,000,000 in 2030 [4], [5]. Lithium-ion batteries (LIBs) have high specific energy, high specific power, long cycle life, and low self-discharge rate.
The results show the ability to detect and monitor the internal structure of batteries for relatively coarse defects and highlight use cases for each of the two inspection modalities. Keywords: …
The success of the lithium-ion battery is due to its high energy density and operating voltage, ... by this time the incident wave has passed through a third layer interface and a new wave, wave 4 is reflected back towards the source. ... The smart peak selection method can help optimise and protect ultrasonic battery measurements, particularly ...
Estimating the state of charge (SOC) for lithium-ion batteries is one of the crucial issues for energy storage devices. To improve the accuracy and efficiency of the predictions, on the one hand, the researchers continuously develop more advanced algorithms based on the signals of temperature, voltage and current; on the other hand, new types of …
In the engineering application, based on the proposed ultrasonic guided wave nondestructive testing method, multi-region state parameter of large size lithium-ion batteries can enable effective detection, especially the new generation of LiFePO4 power batteries, such as blade batteries and Kirin batteries, etc.
Lithium-ion batteries (LIBs) are becoming an important energy storage solution to achieve carbon neutrality, but it remains challenging to characterise their internal states for the assurance of ...
Measurements and modelling of the response of an ultrasonic pulse to a lithium-ion battery as a precursor for state of charge estimation J Energy Storage, 36 ( Apr. 2021 ), Article 102406, 10.1016/J.EST.2021.102406
2 Institute of New Energy Battery Research, Hust-Wuxi Research Institute, Wuxi 214174, Jiangsu, China; ... ultrasonic testing, lithium-ion battery, battery characterization. CLC Number: ... SHEN Yue. Applications of ultrasound technique in characterization of lithium-ion batteries[J]. Energy Storage Science and Technology, 2019, 8(6): 1033-1039 ...
Ultrasound measurements would likely be used in conjunction with traditional battery measuring methods, such as voltage readings, to enhance the accuracy of charge …
Huo et al. employed an ultrasonic C-scan method to non-destructively investigate the interfacial stability in solid-state pouch cells. 19 So far most of the literature focuses on analyzing signals transmitted through the battery or obtaining an in-plane ultrasonic image (i.e., battery surface plane) by scanning the battery, which represents the ...
Keywords Lithium-ion battery · Ultrasonic guided waves · Direct wave signals · State of charge · Modal analysis · Articial neural network Introduction With the rapid development of new energy technology, lith-ium-ion (Li-ion) batteries have been applied and developed in increasingly more elds because of their high energy den-
Lithium-Ion batteries are used in ever more demanding applications regarding operating range and safety requirements. This work presents a series of high-temperature abuse experiments on a nickel …
Because of the complex physiochemical nature of the lithium-ion battery, it is difficult to identify the internal changes that lead to battery degradation and failure. This study develops an ultrasonic sensing technique for monitoring the commercial lithium-ion pouch cells and demonstrates this technique through experimental studies. Data fusion analysis is …
With its ability to provide real-time, non-invasive insights into the internal state of batteries, ultrasonic testing has the potential to significantly enhance battery safety, …
DOI: 10.3390/batteries8030021 Corpus ID: 247179821; Discrimination of Poor Electrode Junctions within Lithium-Ion Batteries by Ultrasonic Measurement and Deep Learning @article{Hwang2022DiscriminationOP, title={Discrimination of Poor Electrode Junctions within Lithium-Ion Batteries by Ultrasonic Measurement and Deep Learning}, author={Young-In …
DOI: 10.1016/j.est.2023.108838 Corpus ID: 262136109; Noncontact laser ultrasonic inspection of weld defect in lithium-ion battery cap @article{Choi2023NoncontactLU, title={Noncontact laser ultrasonic inspection of weld defect in lithium-ion battery cap}, author={Seungjun Choi and Peipei Liu and Kiyoon Yi and Santhakumar Sampath and Hoon Sohn}, journal={Journal of …
The high-frequency ultrasonic vibration energy could cause significant disturbance to the ... The charge-discharge measurement was performed using the LAND battery test system at a current density of 800 mA g −1 and a limited capacity of 400 mAh g −1 in the potential rang of 2.2–4.6 V. The ultrasonic charging process was carried out by ...
The results showed that the air-coupled ultrasonic transmission signal can effectively characterize the stomata defect inside a lithium-ion battery. The energy of an air-coupled ultrasonic ...
Electrochemical energy storage stations serve as an important means of load regulation, and their proportion has been increasing year by year. The temperature monitoring of lithium batteries necessitates heightened criteria. Ultrasonic thermometry, based on its noncontact measurement characteristics, is an ideal method for monitoring the internal …
Finally, ultrasonic technology is not suitable for use on wound batteries, and some lower-energy ultrasonic devices cannot penetrate prismatic batteries. To overcome these challenges, the following improvements can be considered: First, introducing high-resolution ultrasonic sensors to increase sensitivity to changes in the internal structure ...
In non-destructive testing, ultrasonic detection is one commercial technology with large detecting range and high sensitivity, and it is considered for lithium-ion battery diagnoses and evaluation in some studies: L. Gold [12] used ultrasound to detect lithium-ion pouch cells, and the obtained slow-wave signal amplitude and time-of-flight (ToF) are …
battery aging mechanism is crucial to ensure the longevity and optimal performance of batteries [4, 5], therefore, other advanced techniques such as ultrasonic testing measurement methods are considered to be introduced in the BMS. The mechanism of battery aging is complex and involves various factors such as
DOI: 10.1016/j.est.2023.108384 Corpus ID: 260051715; Ultrasonic guided wave measurement and modeling analysis of the state of charge for lithium-ion battery @article{Jie2023UltrasonicGW, title={Ultrasonic guided wave measurement and modeling analysis of the state of charge for lithium-ion battery}, author={Gao Jie and Zhang Liangheng …
Here, a pragmatic approach is adopted to directly measure the ultrasonic group velocity as a function of angle. ... can be applied to investigate gas generation mechanisms in a variety of batteries and to assist the …
The electrode drying process is a crucial step in the manufacturing of lithium-ion batteries and can significantly affect the performance of an electrode once stacked in a cell. High drying rates may induce binder migration, which is largely governed by the temperature. Additionally, elevated drying rates will result in a heterogeneous distribution of the soluble and …
Ultrasonic battery testing involves monitoring the changes in the mechanical properties of the battery material (such as density and modulus) characterized …
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