High-Precision Battery Calorimeter for Efficient Energy Storage Solutions

2025.01.29

A battery calorimeter is a specialized tool designed to monitor heat changes in a battery during testing, helping to assess its behavior under various conditions. In lithium battery production, understanding the safety limits and potential risks of each cell is crucial for ensuring the safe design of battery modules and packs. The BAC-420AE combines a range of tests, including thermal, electrical, and mechanical evaluations, along with imaging, gas collection, and specific heat measurements. This device tracks critical parameters such as the battery’s heat capacity, heat generation during charging and discharging, and the temperature at which thermal runaway occurs. Additionally, it monitors the peak rate of thermal runaway and the temperature rise in an adiabatic environment. These measurements provide valuable insights into battery failure mechanisms and how heat propagates during a thermal runaway event.

Large Battery Adiabatic Calorimeter – BAC-420AE

The BAC-420AE is an advanced, large-scale battery calorimeter designed to offer exceptional performance for a wide range of thermal testing applications. Tailored to meet the needs of research labs focused on lithium-ion battery analysis, the BAC-420AE provides robust capabilities for precise and reliable measurements. Its flexible expandability allows researchers to accommodate varying sample sizes, making it a versatile tool in both academic and industrial research settings.

Enhanced Thermal Measurement Accuracy

One of the standout features of the BAC-420AE is its ability to simulate an ideal adiabatic environment, crucial for accurate thermal analysis. The system allows for precise measurement of key thermal parameters, including the thermal runaway onset temperature, maximum rate of temperature rise, and the adiabatic temperature rise during testing. These critical data points help researchers understand battery behavior in extreme conditions, offering insights into potential risks and performance under thermal stress.

Comprehensive Data Acquisition for In-Depth Analysis

The BAC-420AE is equipped with an advanced data acquisition system that enables the simultaneous collection of a variety of important metrics. During thermal runaway testing, the system tracks not only temperature but also battery voltage, current, and pressure. This multi-channel data collection ensures a comprehensive understanding of the battery’s response to thermal events, providing invaluable insights for improving safety and performance.

Integrated Charging and Discharging Module for Versatile Testing

An integral part of the BAC-420AE is its built-in charging and discharging module. This functionality allows for seamless switching between different testing modes, offering researchers full control over their test parameters. The system supports both constant current and constant voltage charging, as well as the ability to adjust charge and discharge currents. Additionally, real-time capacity calculations are provided, enabling researchers to monitor the battery’s energy performance throughout the test cycle.

Quality Assurance

Rigorous Quality Control Standards

The BAC-420AE is built to meet the highest quality standards, ensuring reliable and safe performance for all users. It is rigorously tested and adheres to internationally recognized safety and performance regulations, guaranteeing a superior level of reliability. The device complies with key industry standards, including GB/T 36276-2023, UL 94A, ASTM E198198(2012), SN/T 3078.1-2012, and USABC SAND99-0497. These stringent certifications ensure that the BAC-420AE performs consistently under a wide range of testing conditions, providing researchers with accurate and repeatable results.

Optimized Performance and Seamless Integration

Designed with user convenience in mind, the BAC-420AE is engineered for seamless integration into existing laboratory testing setups. Its adaptability ensures smooth operation with other equipment, making it easy to incorporate into ongoing research projects. The system is optimized for excellent performance, minimizing any potential disruptions during testing and ensuring that results are consistently dependable. Whether used in academic research or industrial applications, the BAC-420AE’s optimized performance ensures accurate thermal measurements and reliable data, making it an essential tool for advancing the understanding of lithium-ion battery behavior.

Application of Battery Calorimeter

Battery Insulation Temperature Rise Testing

Battery insulation temperature rise testing is a key part of battery safety research. This test simulates extreme thermal conditions. It helps evaluate the battery’s thermal stability and safety. The BAC-420AE’s GB/T 36276-2023 insulation temperature rise testing mode meets all required standards. It is ideal for supporting battery cell thermal management research.

Integrated with Rich Testing Functions

The BAC-420AE integrates several important testing functions. These include monitoring thermal runaway gas production and gas collection testing. The device also performs specific heat capacity testing and measures heat generation during charging and discharging. Additionally, it can conduct multi-point temperature measurements and video monitoring. This range of functions helps researchers identify safety boundaries and failure risks. It also aids in preventing and providing early warnings for thermal runaway.

Final Thoughts

The BAC-420AE is an advanced tool designed for testing the thermal behavior of both individual battery cells and larger battery packs. It delivers precise measurements of temperature fluctuations and heat generation during charging and discharging cycles. This capability allows researchers to assess the risks of thermal runaway and other critical safety concerns. Equipped with a comprehensive range of testing functions, including gas collection and specific heat capacity testing, the BAC-420AE is indispensable for enhancing battery safety. Its consistent, reliable performance, combined with seamless integration into existing laboratory setups, makes it a valuable resource for battery research and development. The BAC-420AE plays a pivotal role in ensuring the safety, reliability, and efficiency of lithium-ion batteries across diverse applications.