Non-destructive testing in energy storage

Which non-destructive testing methods are used for lithium batteries?

Herein, this review focuses on three non-destructive testing methods for lithium batteries, including ultrasonic testing, computer tomography, and nuclear magnetic resonance. Ultrasonic testing is widely used in crack and fatigue damage detection.

What is nondestructive testing (NDT)?

Nondestructive testing (NDT) technology has developed quickly to reach this purpose, requiring a thorough investigation of how batteries’ internal structures have evolved. The principles, contributing factors, and applications of various widely used NDT techniques are summarized and discussed in this review.

What is ultrasonic non-destructive testing for lithium batteries?

Development of ultrasonic non-destructive testing for lithium batteries. Development of ultrasonic non-destructive testing for lithium batteries. Real-time measurement with ultrasonic transducers can be used to update degradation models on battery management systems.

Can a non-destructive mechanical method be used to investigate Lib?

Additional sensors also are in development mostly for application to identify hazards to the cell. They do not play a major role in laboratory measurements at the moment. As this review shows, non-destructive mechanical methods for investigation of LIB are increasingly found in research.

Can non-destructive computed tomography measure battery degradation?

Alternatively, non-destructive computed tomography measurements using X-ray and neutron techniques can serve as powerful instruments for understanding battery degradation at different scales. However, the prohibitive costs and extensive duration of these experiments hinder their widespread industrial application.

Can nondestructive evaluation be used for quality verification in battery cell production?

A review of research needs in nondestructive evaluation for quality verification in electric vehicle lithium-ion battery cell manufacturing. J. Power Sources 561, 232742 (2023). Hoffmann, L. et al. High-potential test for quality control of separator defects in battery cell production. Batteries 7, 64 (2021).