Introduction
BAC-420A large-scale battery adiabatic calorimeter is an important tool for researching thermal runaway mechanisms such as large-size soft-pack batteries, hard-shell batteries and their modules. It simulates the thermal insulation process of battery thermal runaway and integrates thermal abuse, electrical abuse, and mechanical Abuse and other means, supplemented by functions such as visual / infrared camera, gas collection, and specific heat test, and simultaneously record the battery status information (voltage, current, temperature, time, etc.) under various abuse conditions, through the collaboration of electrical, thermal and optical data Processing can obtain the battery specific heat capacity, charge and discharge heat, thermal runaway starting temperature, maximum thermal runaway rate, adiabatic temperature rise and other parameters, reveal the battery thermal runaway mechanism, qualitative analysis of battery thermal diffusion and fire heat spread process, can Battery module safety performance evaluation, thermal management development, and thermal runaway active prevention and control research provide reliable data sources. Features
1) Simulate the ideal adiabatic environment, and can directly measure the thermal parameters such as battery thermal runaway starting temperature, maximum thermal runaway rate, and adiabatic temperature rise;
2) Equipped with a charge and discharge heat test mode, which can realize the measurement of battery heat release through the charge and discharge mode and parameter settings;
3) Optional infrared / visual camera data processing software can be used to achieve quantitative analysis of flame spread and thermal diffusion;
4) Multi-dimensional data synchronization recording, which is beneficial to the study of thermal runaway mechanism under various incentives;
5) 3 mm stainless steel explosion-proof box and large flow exhaust system to ensure the safety of the experiment. Technical Parameters
Working environment: 5 ℃ ～ 40 ℃, <85% RH
Temperature control range: room temperature to 300 ℃
Temperature control mode: constant temperature, scanning, HWS, adiabatic, exothermic test mode
Temperature detection threshold: 0.02 ℃ / min ～ 0.05 ℃ / min
Temperature tracking rate: 0.02 ℃ / min ～ 13 ℃ / min
Temperature display resolution: 0.001 ℃
Charge and discharge current range: -400A ～ 400A (optional, can be customized)
Charge and discharge voltage range: 0 ～ 10V (optional, expandable)
Multi-channel temperature acquisition: 40 channels (optional)
Pressure-resistant lining and pressure measuring system: optional (0-2bar)
Furnace cavity size: 42cm in diameter, 52cm in depth
Interface: network or serial port
Power supply: three-phase 380V / 50Hz
Power: 7500W
Introduction
BAC-420A large-scale battery adiabatic calorimeter is an important tool for researching thermal runaway mechanisms such as large-size soft-pack batteries, hard-shell batteries and their modules. It simulates the thermal insulation process of battery thermal runaway and integrates thermal abuse, electrical abuse, and mechanical Abuse and other means, supplemented by functions such as visual / infrared camera, gas collection, and specific heat test, and simultaneously record the battery status information (voltage, current, temperature, time, etc.) under various abuse conditions, through the collaboration of electrical, thermal and optical data Processing can obtain the battery specific heat capacity, charge and discharge heat, thermal runaway starting temperature, maximum thermal runaway rate, adiabatic temperature rise and other parameters, reveal the battery thermal runaway mechanism, qualitative analysis of battery thermal diffusion and fire heat spread process, can Battery module safety performance evaluation, thermal management development, and thermal runaway active prevention and control research provide reliable data sources.
