1、 新能源汽车研发介绍新能源汽车研发介绍 2014.02.26 总体部、底盘部、车身部、总体部、底盘部、车身部、总体部、底盘部、车身部、总体部、底盘部、车身部、 车用电器部、车用电器部、车用电器部、车用电器部、 CAE部、部、部、部、 NVH部、部、部、部、 法规部等法规部等法规部等法规部等 造型设计中心 Auto Design Center 检测中心检测中心检测中心检测中心 Test Center 汽车工程汽车工程 研究院研究院 模具中心模具中心模具中心模具中心 Tool Center 模拟装配 Layout 造型 设计 Design 运劢与劢力学仿真 Kinematics 2. Adopte
2、d matured four-compressor system, more efficient and energy saving; 3. Manufactured by BYD, matching good with BYD buses; 4. CAN control system is adopted, which can realize the intelligent controlling of air conditioning and water heating system, improved the performance of bus comfort. 1、采用新技术高效平行
3、流冷凝器,实际制冷量高达 28kW,比其他知名品牌性能更好,且重量更轻; 2、采用性能成熟的四压缩机系统,更高效更节能,在制冷量最高的情况下,实现高能效比; 3、由比亚迪自主品牌生产,与我司电动车匹配性更高; 4、采用 CAN控制系统,能实现空调与水暖系统结合智能控制,整车舒适性更高; Future Development 未来趋势: 410A refrigerant will be adopted, which will enable realizing higher EER as 3.5 and higher refrigerating Capacity. 采用 410A冷媒,实现更高能效
4、比 3.5、更大制冷量 BYD Air Conditioner Basic Parameters Comparison (Current Phase) 比亚迪空调基本参数与其他厂家 现阶段对比图 BYD Air Conditioner 空调 Technology Breakthrough 技术突破 : 1. Replace traditional lead acid battery with LiFePO4 battery; 2. Realized lead-free of the whole bus 1、使用 磷酸铁锂 电池 代替传统铅酸蓄电池 2、 实现 整车无铅化 Energy Savi
5、ng Proposal 节能 方案: 1. Battery and the whole bus has the same lifespan; 2. Highly effective voltage platform; 3. Bus overall energy management; 4. Realized intelligent control. 1、 电池与整车同寿命 2、 高效电压平台 3、整车能量管理 4、实现智能化控制 Technology advantage: The bus will be more effective and cleaner with less power co
6、nsumption. 技术优势: 整车更高效、更低耗、更洁净 Environmental Friendly Start Battery (24V) Environmental Friendly Start Battery 环保型起动电池( 24V) Charging Method: AC or DC 交 /直流充电方式 Charging Parameters 充电参数 主要配置车型 Major Appliers Auto Model Picture 图示 AC ( conforms with GB/ IEC) 交流 (符合国标 /欧标) 1.5-3.3kW car charger +AC Ch
7、arging pole or charging wires 1.5-3.3kW车载充电器 +交流充电桩或充电线 e6, Qin e6、秦 40kW VtoG Charger+40kW Wall-mounted charging box(e6); VtoG控制器 +40kW壁挂式充电盒( e6); 40kW*2 VtoG Charger+80kWWall-mounted charging box(K9)40kW 40kW*2 VtoG控制器 +80kW壁挂式充电盒( K9) 320V platform based e6, 540V platform based K9 320V平台 e6、 540
8、V平台 K9 100kW charger 100kW充电器 750V platform based EV 750V平台所有电劢车 Developing 设计中 DC (conforms with GB) 直流 (符合国标) e6 100ADC Charging, K9 180A DCCharging, (Charging by the DC charging cabinet which was constructed by house owner or the power grid) e6 100A直流充电、 K9 180A直流充电 (使用自建或者电网所建设的直流充电柜充电) E6 taxi
9、version,K9(540V version) e6出租版、 K9( 540V版) BYD Charging Solutions比亚迪充电方案 The 100kw charger which is now under developing is an optimized charging solution based on GB/IEC standards. 设计中的“ 100kW充电器”是在国标 GB/欧标 IEC交流充电标准基础上优化后的一种充电方案。 Charging process: When charging, the grid will charge the car charge
10、r with three phase electricity through charging cabinet and charging gun, and the car charger will convert AC into DC and charge the battery with electricity. 充电过程:充电时,电网三相电通过充电柜及充电枪,传输电流到车载充电机,充电机将交流电转换成直流电后给动力电池充电。 Advantages: 1. It can sustain bigger power charging which makes charging quicker an
11、d more convenient; 2. At same power, the current will be smaller, less heat would be generated, so it will have higher efficiency; 3. In the future, each bus will configure with two chargers as a standard configuration, it can charge the bus with 200KW power, which means its only need 1.5 hours to f
12、ully charge a 324KWh 优势: 1、能够承受更大功率的充电,使充电更快、充电时间更短; 2、同等功率下电流变小,控制器发热少,效率高 3、客车未来标配两个充电器,实现 200kW充电,整车 324kWh,只需约 1.5h充满 电网 车载充电机 充电柜 配电箱 电池包 车辆部分 AC AC DC DC BYD Charging Solutions比亚迪充电方案 29 The bus power battery voltage will be increased from 540V to 750V, in same power output condition, it has a
13、dvantages as below: 1. Decrease the transmission current greatly, which will benefit reducing the size of connectors; 2. Reduce heat power consumption effectively; 3. Shorten the high voltage wire length; 4. The size and weight of engine and controller will be reduced. 客车动力电池电压将由当前的 540V提升到 750V,在输出同等功率的情况下,优点如下: 1、大幅降低传输电流,有利于连接器的体积减小 2、有效降低车辆能量热损耗 3、减小高压线缆的线径 4、电机及控制器体积和重量减小 High Voltage Plan高电压路线 Thank you! 非常感谢!非常感谢!