10 锂离子动力电池安全性设计及寿命评估.ppt-solarbe文库

资源描述：

锂离子动力电池安全性设计及寿命评估北京锂离子电池安全测评中心主要内容 Ø动力锂离子电池的动力锂离子电池的发展现状发展现状 Ø锂离子动力电池的安全性锂离子动力电池的安全性分析分析 Ø锂离子动力电池安全性锂离子动力电池安全性设计设计 Ø锂离子动力电池的使用寿命锂离子动力电池的使用寿命锂离子动力电池的现状目前市场上的混合动力车 Toyota Highlander Lexus RX400h Honda Insight Lexus GS450h Toyota Camry Honda Civic Toyota Prius Honda Accord Saturn Vue Chevy SilveradoFord Escape more and more 混合动力车 ELECTRIC ACCESSORIES PETROLEUM ONLY 76hp gasoline engine, 67hp electric motor, 1.5kWh battery com ADVANCED ENGINE Fuel Flexibility 插电式混合动力车 ELECTRIC ACCESSORIESADVANCED ENGINE PETROLEUM AND/OR ELECTRICITY BATTERY RECHARGE 76hp gasoline engine, 67hp electric motor, 9.0kWh battery 30mi Percentage of Vehicle Fleet In Use Cumulative Fuel Consumed gallons 5 10 15 20 2500 10 5 15 20 25 30 030 100 50 150 200 250 300 PHEV40 8647 total miles driven 共行驶 8647英里 58 mpg 140 Wh/mi PHEVs 40 reduction in operating costs 500 annual savings 37 mpg 76 mpg 211 Wh/mi Assumes 2.41/gal and 9¢/kWh 1.58 1.21 2.48 3.45 0.48 0.72 --- --- 5.4 5.1 6.5 9.1 PHEV20 PHEV40 HEV CV 混合动力车的实际节油效果 40 Conventional 35 E-Transportation is the most significant technological revolution after the cellular and the internet. 电动交通是移动电话和互联网后的最重要的技术革命。电动车对动力电池的需求在持续增长 MW reserve power plants. 兆瓦级储能电站。钛酸锂电池移动储能电站 Electrovaya, International Battery, Ultralife, Valance, Saft. BYD 磷酸铁锂电池固定储能电站规模储能是动力电池的又一重要市场 Manage fluctuations in electricity demand. 平抑电网波动。 Manufacturers to take a part A123, Altairnano, Enerdel, different cell models.t 120 different cell models Ultra High power 超高功率 20C- 19 manufacturers, Market grow of 15 CAGR复合年均增长率 per year driven by the EV growing market, Cell costs are decreasing by 8 per year Source IIT. Institute of New Energy Technology, INET, Tsinghua University 动力电池的现状 High power 高功率 10C- 84 manufacturers, 1500 中日韩在动力电池制造方面占支配 Far-East manufacturers dominate the market 台湾 Pouch cells 动力电池的包装方式 Prismatic cells 较好的传热 安全性好 使用寿命长 Cylindrical ells Cell Size [mm] Cap [Ah] Cycle life Temp range Weight [gr] Weight energy density [Wh/Kg] Volume energy density [Wh/L] Weight constant power density [W/Kg] Volume power density [W/L] A123- AHR18700M1UL TRA D18 L70 0.7 1000to 90 -10to 100 38 60 129 10855 23169 A123- AHR32157M1HD D32 L157 10 1000to 80 -30to60 304 108 261 10855 26148 Saft- VL12V D47 L173 12 500to 80 -30to60 640 67 144 8437 18000 功率最高的磷酸铁锂电池 See also ‐ www.advancedbatteryfactory.com Beijing China Powerel 北京中润恒动电池有限公司 850 x 560 x 71 200 500 to 80 7000 102 21 1028 213 Lionik 深圳市龙锂实业有限公司 255 x 145 x 55 100 500 to 80 -20 to 60 3600 105 186 1055 1868 单体电池容量最高的高功率动力电池 Cell Size Cap Cycle Temp Weight Weight Volume [mm] [Ah] life range [gr] energy energy power density density density density [Wh/Kg] [Wh/L] [W/Kg] [W/L] t. Cell V Cap [Ah] Cycle lifeto 80 Weight [gr] Weightenergy density [Wh/Kg] Volume energy density [Wh/L] Weight power density [W/Kg] Volume Power density [W/L] Advancedbattery factory1201007 3.3 1.2 1000 43 92 239 5525 m 14372 Q-LiteIndustrial ICR18650HH 3.7 1.3 500 40 120 275 3006 6885 CENSEnergyTechCo 18650P 3.2 1.1 2000 45 78 212 2844 7742 AmericanLithiumInc No-P.N 3.2 1.5 2000 34.3 140 290 2798 5806 HenanBideliEnergy ICR18650P 3.7 1.4 500 38 136 306 2726 6129 Samsung INR18650-15R 3.6 1.5 500 45 120 326 2000 5443 功率最高的 18650电池 High competitive market with almost 50 different cell models Cell V Cap [Ah] Cycle lifeto 80 High oper. Temp. [c] Weight energy density [Wh/Kg] Volume energy density [Wh/L] Weight power density [W/Kg] Volumeen t. c powerom density [W/L] Saft VL32600-125 4.2 4 200 125 123 259 61 129 AdvancedBattery Factory 3.2v/60ah 3.6 60 3000 90 80 127 666 1060 操作温度最高的动力电池 EV needs batteries with up to 80C high temperature operating range m CellI.D Wh/Kg Charge Rate Cycle Life GPLbattery,GE- 32AH-02,32AH 93 9.38C 500 GAIAUHE-341440, 7.5AH 84 16C 500 ToshibaSCiB 65 11.9C 6000 StandardCharge QuickCharge FastCharge UltraFastCharge 2C 10C 快速充电动力电池短问题的最经济的方法。 road charging stations. Current Market Ultra fast charging cell Ultra‐fast charge Station 快速充电 up to 5 min, 80 capacity 是解决电动车续驶里程 Toshiba Super Charge Lithium Ion Battery - SCiB Lithium Manganese oxide Spinel cathode - LMO Lithium Titanate Oxide anode – LTO Recharge to 90 of full capacity in less than 5 minutes. Excellent safety because of high level anode stability. 6000 cycles of full D.O.D to 90 of initial capacity. Low temperature discharge from -30C. SCIB is currently available on the Schwinn Tailwind electric bike. 2.4Voc 65 Wh/Kg 131 wh/l 650 W/Kg 1316 W/l http//www.toshiba.com/ind/data/tag_files/SCiB_Brochure_5383.pdf VW Toshiba 1st Will dominate the rechargeable market for the near and mid future. 2nd Generation Li-Ion Chemistries Better performance - Up to 300 Wh/kg with fast recharge. - Wider operating temperature range. - Fast Charging. Improved safety. Reduced cost. 锂空气电池下一代锂离子电池动力电池 20 Generation Li-Ion Chemistries 动力电池的安全性问题将影响其市场命运 If it is not safe it will not survive 动力电池的安全性问题锂离子动力电池的安全性分析锂离子电池关键技术材料合成，机理诊断，电极 /电池工程化，数学模型电池模型从纳米尺度到微米尺度，再到毫米尺度性能电极结构电池结构结构材料合成材料修饰表面 /界面化学新工艺新材料安全性长寿命电极制造电池制备电极模型高性能锂电池正极负极安全性问题引起的损失 Safety cases Safety cases 安全性的概念滥用安全性 abuse thermal runaway – Mechanical 机械的 crush, nail penetration 挤压、针刺 – Electrical 电的 short circuit, overcharge 短路、过充 – Thermal 热的 thermal ramp, simulated fire 热箱、火烧现场安全性 field failure thermal runaway – Manufacturing defects 由制造瑕疵引起 Loose connection, separator damage, foreign debris 连接问题、隔膜损坏、粉尘 Can develop into an internal short circuit 随机发生，引起内短路 Can lead to overheating and thermal runaway 引起过热与热失控 Institute of New Energy Technology, INET, Tsinghua University 滥用安全性现场（随机）安全性