OiChiPOverview on Chinese Power Batteries for Electric VehiclesBatteries for Electric Vehicles Expert Panel for Efficient and New Energy Vehicles Project of 863 Programme of MOST Xiao Chengwei July 9, 2009July 9, 2009 Contents Overall backgroundOverall background Current StatusCurrent Status CostCost K Ki ti t Key Key pointspoints ForecastForecast of future marketof future market ForecastForecast of future marketof future market PartnershipPartnershipp p Battery from consumer electronics to vehiclesBattery from consumer electronics to vehicles powerful portable Comparison of various electrochemistryComparison of various electrochemistry 1000 2 4 6 1000 /kg) Fuel cells EV goal PHEV-40 goal Li-ion 2 4 6 100 Energy (Wh/ Lead acid Ni/MH HEV goal PHEV-40 goal 4 6 10 2 Specific E ange Capacitors g 1 2 100101102103104 Specific Power (W/kg) Ra Specific Power (W/kg) Acceleration Power batteries requirement for electric vehiclesPower batteries requirement for electric vehicles PCMobile phoneHEVPHEVEV Key performance High energyHigh energyHigh power Mid-power and energy High energy LifLife requirement 1-3 years1-3 years15 yearsAbove 8 yearsAbove 8 years Pack voltage 8-12V4V100V200V250V Production Electronics Electronics Auto controlAuto controlAuto control controlcontrolcontrol Auto controlAuto control Auto control SafetySevereSevere Much more severe Much more severe Much more severe Cost SevereSevere Much more Much more Much more pressure SevereSevere severeseveresevere ChemistryCo baseCo base Ni-MH, Li ion and supcap Li ionLi ion Shape1865PrismaticTBDTBDTBDS ape865sat c Parameter comparison of power batteryParameter comparison of power battery Battery type electrolyte specific energy (Wh/kg) Energy density (Wh/l) Power density (W/kg) Cycle life (time) Thermal control Electrical control HE40120200500 Lead- acid HE acid 40120200500 middlelow HP30804503k HE70-801502002000 Ni/MH HE alkali 70 801502002000 Highlow HP40-5070-80 400- 1300 300k HE120210370750 Li-ion HE organic 120210370750 middlestrict HP70-9085 1200- 2000 300k UltracapHPorganic 53000750klowstrict Contents Overall backgroundOverall background Current StatusCurrent Status CostCost K Ki ti t Key Key pointspoints ForecastForecast of future marketof future market ForecastForecast of future marketof future market PartnershipPartnershipp p Creative technology integration for efficient Creative technology integration for efficient and new energy vehicles in Chinaand new energy vehicles in China 各 类 整 车 产 品整车产品 开发 混合动力汽车 纯电动汽车 燃料电池汽车 整车动力系统 开发 代 燃料电池和动力蓄电池 动力系统技术平台 动力系统技术平台 燃料电池发动机动力蓄电池超级电容 动力系统技术平台 整车动力系统 集成技术 用 燃 料 汽 总体 燃料电池和动力蓄电池 电机系统和驱动控制 燃料电池发动机、动力蓄电池、超级电容- 驱 动 电 机 、 电 机 传 动 系 总 成 、 发 动 机 - - 关键零部 件技术 车 关 键 技 研发布局 控制器和电动辅助系统新材料、新部件、共性技术、基础设施相关技术- 共性基础 技术 术 技术标准检测试验政策法规示范运营产业融资知识产权技术信息 公共支撑 平台建设 Great demo operation of electric vehiclesGreat demo operation of electric vehicles Changchun Beijing Dalian Jinan Shanghai WuhanChongqing Hefei Nanchang Hangzhou Changzhutan Kunming Shenzhen Layout of power battery for electric vehiclesLayout of power battery for electric vehicles Coslight Jurong MGL,Grimn,Lishen,TEVE,Bak Jinrongvoltix Copower,Shenzhou Chunlan,Wanhong Aowei Phylion,Wanxiang BYD,ATL Zhongju forever Technical requirement guidance (first stage) Technical requirement guidance (first stage) for power battery in eleventh fivefor power battery in eleventh five- -year planyear plan NiMHLi-ion Capacity（Ah）6、830、40801008、2050100 Power density （W/kg） 10007005002003001300650400 Energy density Energy density （Wh/kg） 4045455050658065120120 Max. discharge rate 20C(20s)8C(30s)5C(30s) 3C(30s)20C(20s)6C(30s) 4C(30s) rate ()()()()()()() Max. charge rate 6C(10s)4C(60s)3C(60s) 2C(60s)6C(10s)4C(60s) 4C(60s) Internal resistance（m） 2.51.51.03.02.53.03.0 Cycle life(km)100,00080,000 cost (RMB Yuan/Wh) 5353 (RMB Yuan/Wh) Technical requirement guidance (second stage) Technical requirement guidance (second stage) for power battery in eleventh fivefor power battery in eleventh five- -year planyear plan Capacity（Ah）8、2050100 Power density（W/kg）1800700500 Energy density （Wh/k ） LiFePO465110110 （Wh/kg） LiMn2O470120120 Max. discharge rate30C(20s)6C(30s)5C(30s) Max. charge rate10C(10s)(60s)4C(60s) Internal resistance（m）2.03.02.5 Safety Pass requirements of industiral norm or national standard Pack cycle life（10,000km）15（LFP），10（LMO）Pack cycle life（10,000km）15（LFP），10（LMO） Cost (RMB Yuan/Wh）322 Performance progress of LiPerformance progress of Li ion battery for HEVion battery for HEV Performance progress of LiPerformance progress of Li ion battery for HEVion battery for HEV g) g) nsity(w/kg sity(wh/kg ower den rgy dens Po Ene Cycle life of LiCycle life of Li- -ion moduleion module（8Ah8Ah，10 10 seriesseries） 8 09 00 6 0 7.0 8.0 （Ah） 7.00 8.00 9.00 （Ah） 4 0 5.0 6.0 arge Capacity 5.00 6.00 arge Capacity 2.0 3.0 4.0 Discha 2.00 3.00 4.00 Discha 2.0 0200400600800 cycles（n） 2.00 05000