(插电式)混合动力总成功能试验

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Raimund Ellinger | Powertrain Engineering | 14 Juli 2015 |
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POWERTRAIN FUNCTIONAL TESTING 动力总成系统功能试验 Traditional View – Mechanical Focus (Durability) 传统试验 – 关注于机械方面（耐久性）
FUNCTIONAL TESTING OF (P)HEV POWERTRAINS （插电式）混合动力总成功能试验
8th TM Symposium China April 28-29, 2016, Beijing
Raimund Ellinger AVL List GmbH (Headquarters)
The biggest hurdle is validation to confirm that the system does not cause failures. One has to execute 250 million test kilometers states the Bosch executive director.
target area SPORTY target area ECO/COMFORT
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Raimund Ellinger | Powertrain Engineering | 14 Juli 2015 |
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POWERTRAIN SYSTEM DEVELOPMENT 动力总成系统开发
DEFINITION OF TARGETS 目标的定义
Test Cases
CONFIRMATION OF TARGETS 目标的确认
Powertrain System
Chassis Dyno
Powertrain Testbed
PT Design/Specification 动力总成的设计 / 规格 Hardware Definition of Targets & Usage 目标 / 使用情况的定义 Definition of Interactions (Vehicle, System, Environment) Software & Controls 系统间的交互的定义（整车、系统、环境） Systematic Planning of Integration, Verification and Validation 系统性的集成、验证、确认计划 HIL Booth Definition of Preventive Action 预防性措施的定义 PT Test SpecificationPowertrain Testbed 动力总成测试规范 Definition of Test Cases 测试用例的定义 HIL Booth Definition of Test Systems and Test Automation Component Testbed 测试系统和试验自动化方案的定义 Systematic Execution, Documentation and Proof 系统性的执行、文档编制和证明 Support of Corrective Action 改善性措施的支持
BALANCED = components designed to meet customer needs 平衡点 = 零部件为满足客户需求而设计
Component Load/Stress 零部件负荷 / 应力
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Definition of mechanical load profiles (e.g. speed, torque, vibration) and affection of components 定义机械负荷曲线（如转速、扭矩、振动等）及其对零部件的影响 Limited operational interaction (consider breakdown to component level) 运行中有限的交互（考虑细分至零部件层级） Evaluation of damage relevant conditions 评估与部件损坏相关的条件
Source: Mercedes Benz
Integrated functionalities between PT, ESP, Steering, Lighting, Suspension, Infotainment 动力总成、ESP、转向系统、车灯、悬架、娱乐信息系统间的功能集成 Advanced Driver Assistance Systems 高级驾驶辅助系统 Car2Car (C2C) & Car2Infrastructure (C2I) for warning systems, early detection of traffic condition, FE optimization 用于报警系统、交通状况早期检测、燃油经济性优化的车对车（C2C） 和车对基础设施（C2I）互连
CONFIRMATION OF TARGETS 目标的确认
Powertrain System
Test Cases
Chassis Dyno
Powertrain Specification
Powertrain Testbed
Software & Controls
HIL Booth
Element Requirements
Raimund Ellinger | Powertrain Engineering | 14 Juli 2015 | 5
Source: HEISE March 1st, 2014
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CHALLENGES OF POWERTRAIN DEVELOPMENT 动力总成系统开发的挑战
Optimize Systems 系统优化 Focus on optimization of overall powertrain system functionality 关注于整体动力总成系统功能的优化 Master Speed & Complexity 速度和复杂度 Understand structural and functional dependencies between powertrain elements 理解动力总成各元件间的结构和功能的 相互关联 Increase Efficiency & Quality 效率和质量的提升 Verification and Validation of cross functional attributes 验证并确认涉及多个功能的属性
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Raimund Ellinger | Powertrain Engineering | 14 Juli 2015 |
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CHALLENGES OF CONNECTED VEHICLE 互连车辆的挑战
Connected Driving 互连驾驶 Internet of Things 物联网 Car2Cloud 车对云的互连
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Raimund Ellinger | Powertrain Engineering | 14 Juli 2015 |
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POWERTRAIN SYSTEM DEVELOPMENT 动力总成系统开发
DEFINITION OF TARGETS 目标的定义
Concerns
Function 功能 Electric & Electronic 电气电子 Geometric & Mechanical 几何和机械 Thermal 热力学
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Raimund Ellinger | Powertrain Engineering | 14 Juli 2015 |
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CHALLENGES OF VEHICLE VERIFICATION AND VALIDATION 整车验证与确认的挑战
Test Mileage 试验里程数
2007: 24 Million km 2009: 36 Million km 2020: 250 Million km
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VEHICLE TARGETS / ATTRIBUTE DEFINITION 整车的目标 / 属性定义
Comparison of driving attributes targets / vehicle profiles with competitive products on basis of AVL Global Benchmark Database 根据AVL的全球对标数据库比较竞品的驾驶属性目标 / 车辆的特征
wenku.baidu.com
Advanced Driver Assistance Systems 高级驾驶辅助系统
Automated Driving 自动驾驶
Big Data 大数据
Apple and Android in the vehicle 车载的苹果和安卓系统
… and the connected powertrain is a part of whole thing … 互连的动力总成系统涉及到其中的方方面面
Benchmarking is an established way to define development targets 对标是定义开发目标的惯常做法 AVL has set up a Global Vehicle Benchmark program to objectively assess up to 150 newly released vehicle per year. AVL建立了全球车辆对标项目，每年对最多 150款新发布的车辆作出客观评价 Clear target definition & target tracking based on comprehensive competitor vehicle data 在全面的竞品车辆数据的基础上给出明确 的目标定义和并进行目标跟踪 Vehicle characterization based on physical key parameters 根据关键物理参数描述车辆的特征
Integration Engine Motor Power Electronics HCU Battery Transmission
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Raimund Ellinger | Powertrain Engineering | 14 Juli 2015 |
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AVL GLOBAL VEHICLE BENCHMARK AVL全球车辆对标项目
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Raimund Ellinger | Powertrain Engineering | 14 Juli 2015 |
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CHALLENGES OF REAL DRIVING EMISSION 真实驾驶排放的挑战
Real Driving CO2 Emissions 真实驾驶CO2排放
Real Driving Emission 真实驾驶排放
Customer Load Profile 客户的负荷 循环
• • • Variation of driver profiles depending on customer usage 客户的使用情况不同，驾驶循环存在差异 Mix of representative drive cycles (city, motorway, mountain) 几种典型驾驶循环相混合（城市、高速、山区） Consideration of environmental condition (humidity, temperature, altitude) 考虑环境条件（湿度、温度、海拔）
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CHALLENGES WHICH ARE WELL KNOWN 普遍面临的挑战
DEVELOP AND SECURE A GROWING NUMBER OF VARIANTS WITH INCREASING COMPLEXITY WITHIN SHORTER PERIODS OF TIME 在更短时间内，开发出种类更多、复杂度更高的产品，并确保其安全性