1 / 38

EXA technology status

EXA technology status. Lithium Polymer Batteries. 動能科技. IC （腦 Brain ）. LCD ( 臉 Face). 電池（心臟） Battery, Heart. Three major components. V. 隔離膜. Cathode. Anode. Discharge Li + transfer. MCMB. LiCoO2. Lithium ion battery. The principle of Lithium ion battery.

inga
Télécharger la présentation

EXA technology status

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. EXAtechnology status Lithium Polymer Batteries 動能科技

  2. IC（腦Brain） LCD (臉 Face) 電池（心臟） Battery, Heart Three major components

  3. V 隔離膜 Cathode Anode Discharge Li+ transfer MCMB LiCoO2 Lithium ion battery

  4. The principle of Lithium ion battery Cathode 正極: LiCoO2 Li(1-x) CoO2+xLi+ +xe- Anode 負極: C6 +xLi ++xe- Lix C6 Charge 總反應: LiCoO2+C6 Li(1-x) CoO2+LixC6 Discharge

  5. C 3.0 V 4.2V Li0.5CoO2 3.0V Li1.0CoO2 LiC6 0.0 V Electrodes voltage change on charging/ discharging status Open Circuit Potential vs Li

  6. Voltage stability on LiCoO2

  7. Various cathode materials for lithium ion battery

  8. Thermal stability on various cathode materials

  9. What parameter affect C-rate? ESR= 0.03 ohm 3C IR drop = 0.03*2A = 0.06 V

  10. Why low temperature voltage drop?

  11. Safety of battery

  12. Separator dimension stability on high temperature

  13. To prevent electric short between cathode and anode To provide ion diffusion path on battery Shutdown ion diffusion path when overheat Function of Separator

  14. Various separators with different materials

  15. Electrochemical stability Quality of SEI (Solid electrolyte Interface) film Affect operation temperature for batteries Safety of battery Effects of electrolytes

  16. 電源的應用模式—如何選擇（要求）電池 • 大電流模式 high C-rate discharge mode: 電動車，電動工具，模型飛機，模型汽車。 • 中電流放電模式： GSM 模式，數位相機，MP3 (with HD), Video player, PHS, PDA，NoteBook PC,電子字典 • 小電流放電模式：藍牙耳機，MP3 (with CF)

  17. 電源的應用模式—GSM 放電模式

  18. 電源的應用模式—各種放電模式比較

  19. 電源的應用模式—GSM 放電模式

  20. 電源的應用模式—溫度影響GSM 放電模式

  21. charge curve of EXA AL501430A (150mAh)

  22. Discharge curve of EXA AL501430A (150mAh)

  23. AL501430A (150mAh) cycle life

  24. AL501430A (150mAh) charge capacity on different temperature

  25. Discharge curve on different temperature of Merry EXA AL501430A (150mAh)

  26. Discharge capacity of Merry EXA AL501430A (150mAh) on various temperature

  27. AL501430A (150mAh) UL_1642 safety test Pass UL_1642 test

  28. Pass AL501430A (150mAh) Overcharge test

  29. AL501430A Capacity distribution

  30. AL421430A ACR Distribution

  31. Product Specification

  32. Product Specification

  33. Product Roadmap • Capacity measuring conditions : charge ( CC/CV : 0.2C/4.2V, 0.05C ) discharge ( 0.2C/E.V = 2.75V ) • This information contained herein may be changed without prior notice.

  34. High Power Density LPB

  35. High Power Density LPB

  36. High Power Density LPB

  37. Voltage forbidden area 4.35V 4.35V Voltage warning area 4.2V 4.2V Battery Usable Area 2.8V 2.8V Voltage warning area 2.5V 2.5V Voltage forbidden area Working Voltage Windows of LPB

  38. THE END Thank You For Your Attention!

More Related