Low temperature lithium battery is a special battery specially developed for the inherent temperature defect of chemical power supply. Adopting innovative design concept, it has advanced formula system and materials, rigorous manufacturing process and method, overcomes many technical bottlenecks, develops a series of low-temperature lithium battery products.
1.-40℃ 0.2C discharge capacity ≥90%
2.-50℃ 0.2C discharge capacity ≥75%
3.Low temperature charge and discharge: -20℃ charge and -40℃ discharge
4.Low temperature high rate: -40℃ 5C continuous discharge, capacity retention rate ≥80%
5.Low temperature over acupuncture: over acupuncture, heavy impact and other safety tests
6.Low temperature high energy density: about 220~240Wh/kg
7.Stable operation at low temperature of -40~55℃
Polar research, frigid zone rescue, special equipment (robot, UAV), cold storage monitoring system, motion camera, power communication, public security, medical electronics, electric warm shoes and clothing, etc., which is especially suitable for the equipment in the temperate zone, cold zone and low temperature area.
Battery Cell Selection + PCM & BMS + Structure Design + Chargers
Cell Selection and Cell Quality Detection
Design of shape and internal structure
Electrical performance design：protection function, accurate power display, host communication, certification, battery set-making, charging
Charger design：External or built-in charger
Mid-term overall re-evaluation
Basic electrical performance test, and test under different environmental conditions
Characteristics of Low Temperature Lithium Polymer Battery
1.Low temperature discharge performance: -50℃ 0.2C discharge capacity ≥60%; -40℃ 0.2C discharge capacity ≥80%;
2.Wide operating temperature range: -50℃~50℃;
3.Excellent low temperature cycle performance, 0.5C charge and discharge at -30℃, the capacity remains over 85% after 300 cycles;
4.High safety performance, UL/CE/UN certification;
5.Flexible size: It can be customized in size and shape according to customer needs;
6.Compared with the traditional lithium polymer battery, it break the discharge temperature limit of -20℃~ 60℃.
7.It has the capacity of mass production, and the consistency of the battery is good.
8. It can produce a large current at -50℃ and maintain a large capacity.
9.It can still maintain its excellent performance at -50℃ working environment;
Low temperature lithium iron phosphate battery features:
Use superposition technology with low internal resistance;
Low temperature performance: -40℃ 0.5C discharge capacity ≥60%; -35℃ 0.3c discharge capacity ≥70%;
Wide operating temperature range: -40℃~55℃;
It can be charged at -20℃;
Use lithium iron phosphate chemical substance with high safety and long cycle life;
Flexible size: Design the size and shape of the battery according to customer requirements.