Why do we need high-performance inspection technology for lithium-ion batteries?
The demand for high-performance inspection technology for lithium-ion batteries is prominent with its increasingly diversified application scenarios. However, traditional detection techniques based on the external output response cannot accurately reflect the evolutionary trends within the cell, such as structural changes and product distribution.
Can ultrasonic detection be used for pouch-type lithium-ion batteries?
This review focuses on advances in ultrasonic detection techniques for individual pouch-type lithium-ion batteries, including inspection theory and monitoring applications, as well as the current shortcomings and challenges.
What can ultrasonic detection tell us about lithium-ion batteries?
In general, this technique can be applied to most aspects, including defects, health, state of charge, material properties, and much more. Through an in-depth analysis of ultrasonic detection, all key insights in this review are expected to promote the development of safe lithium-ion batteries and efficient in-situ detection technologies.
What is the purpose of a battery inspection?
In summary, the receiving inspection served to evaluate the general battery condition. Mechanical faults were detected, rough indications of electrical malfunction became visible and the manufacturer’s specifications were checked. However, a quality analysis and classification of the cells was not possible with this information. 4.2.2.
What should be a starting point for a battery research?
A starting point could be an evaluation of different batches of the same cell type because in the scope of this work only the cells from a single batch were considered. Furthermore, the applicability to other battery systems should be the subject of future research activities.
How many incoming inspections are carried out on commercial cells?
To summarize, in the current research landscape, no quick incoming inspection is available and the information about the design of test procedures is scarce. For this reason, in the scope of this work two different test routines in the incoming inspection are carried out on almost 230 commercial cells.
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2.2. Test Scheme of the Incoming Inspection The test scheme of the incoming inspection consisted of three sections, which were passed through by all 229 cells in the same order. The procedure of the incoming inspection is shown schematically in Figure1and was designed based on the results of Westerhoff, see [14].
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Action Date Notes Link; article xml file uploaded: 26 January 2021 10:56 CET: Original file-article xml uploaded. 26 January 2021 10:56 CET: Update-article pdf uploaded.
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In the scope of the investigations two differently designed incoming inspection routines were carried out on 230 commercial lithium-ion battery cells (LIBs) with the aim of deriving ...
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In the scope of the investigations two differently designed incoming inspection routines were carried out on 230 commercial lithium-ion battery cells (LIBs) with the aim of …
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Abstract：Incoming inspections of battery cells prior to module assembly help to ensure the quality of the battery system and prevent the installation of anomalous cells.
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In the scope of the investigations two differently designed incoming inspection routines were carried out on 230 commercial lithium-ion battery cells (LIBs) with the aim of deriving recommendations for optimal test procedures. The derived parameters of the test strategies were compared and statistically evaluated.
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