4场进球什么意思|体彩4场进球第77期
朝陽光達化工有限公司
TEL:136 3491 8488
電解液系列Electrolyte
鋰鹽系列Lithium salt
載冷劑系列Refrigerant

YH-61系列儲能電池電解液

冰河冷媒     2017-11-15
儲能電池用電解液
YH-61系列儲能電池電解液
特性與應用
該系列產品是針對錳酸鋰及磷酸鐵鋰儲能型電池研發設計,適用于方形和軟包電池。其特點是:常溫循環性能好,容量發揮充分,高低溫性能優良。 
 
電解液組分
EC、DMC、EMC、LiFP6及功能型添加劑
 
物理性能技術指標
檢測項目 單位 技術指標 檢測方法
水分含量 ppm ≤15 KarlFischer庫倫法
游離酸(以HF計) ppm ≤50 酸堿滴定法
密度(25℃) g/mL 1.23±0.03 密度瓶法
電導率(25℃) mS/cm 9.50±0.3 電導率儀
單項金屬雜質 ppm ≤5 ICP-Mass
色度 / 無色或淡黃色 目視
 
電池基本性能
循環性能
1CC/1CD,100周循環容量保持率≥95%;500周容量保持率≥90%;
800周循環容量保持率≥88%;1000周容量保持率≥81%
低溫性能
-20℃靜置24h后,0.2C放電容量保持率≥70%
高溫性能
55℃存放30d后,膨脹率<3%,容量恢復率≥92.9%
55℃1C循環500周容量保持率≥80%
安全性能
3C/5V過充、針刺、擠壓,電池不冒煙、不起火、不爆炸
 
 
.
 
 
 
 
 
 
 
 
 


Electrolyte for Li-ion energy storage battery
YH-61 series of electrolyte for Li-ion energy storage battery
Characteristic&Application
  This series of electrolytes are researched and designed for Li-ion energy storage battery using  LiMn2O or LiFePOas cathode material,which are suitable for prismatic and soft package cell. The characteristics of the battery using YH-61 electrolyte include good cycle life at ambient temperature , good performance at high or low temperature and well comprehensive performance.                                                                                               
Composition
EC,DMC,EMC,LiFP6,additive,etc.
 
Technical Indicator of Physical Properties

 

Item Unit Technical Indicator Testing Method
Moisture content ppm ≤15 KarlFischer method
Hydrofluoric acid ppm ≤50 Acid-base titration
Density(25℃) g/mL 1.23±0.03 Pycnometer method
Conductivity(25℃) mS/cm 9.50±0.3 Conductivity meter
Single metal impurity ppm ≤5 ICP-Mass
Colority / Colorless to pale yellow Visual

 
Physical Properties

 

 

Cycle Performance
The capacity retention rate after 100,500,800 and 1000 cycles are equal or greater than 95%,90%,88% and 81% respectively under 1CC/1CD.
Low Temperature Performance
After stored at -20℃ for 24 hours,the capacity retention rate of the fully charged battery is equal orgreater than 70% under 0.2C.
High-low Temperature Performance
After stored at 55℃ for 30 days,the swelling rate is equal or less than 3% and the capacity recovery rate of the fully charged battery is equal or greater than 92.9%.
The capacity retention rate is equal or greater than 80% under 1CC/1CD after cycled at 55℃for 500 times.
Safety Performance
Smokeless,nonflammable,inexplosive under 3C/5V overcharging,pierced by a needle or extruding.

 

?
朝陽光達化工有限公司 . 版權所有.
("冰河冷媒")為本公司注冊商標,并且為本公司產品品牌
遼ICP備17000631號-1 | 公安備案 | | 技術支持:捷通軟件
4场进球什么意思