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1、EE architecture Development 电子电气 架构开发,Architecture covers many aspects on the development of the electrical system. 电子电气架构覆盖了整车电子电气系统系统开发的各个方面。 Architecture is one aspect of the design, focusing on the major elements the elements that are structurally important, but also those that have a more lasti
2、ng impact on the performance, reliability, cost, and adaptability of the system.电子电气架构是工程设计的一个方面， 重点关注结构元件，和其它影响性能、可靠性、成本、适配性的组件。,Summary of E/E architecture /电子电气架构概述,Introduction to E/E Architecture 电子电气架构,The infrastructure is an integral and important part of the architecture: It is the foundati
3、on. Choices of platform, communication buses, middleware, and so on, are major architectural choices.电子电气架构中不可或缺的重要部分是基础设施，包括平台选择、通讯总线、中间件等的选取是架构主要设计内容。 The architecture describes the structure of the system, and there are multiple structures intertwined in the architecture. But there is more to arc
4、hitecture than just hierarchical decomposition, layering, or pipelining. 架构描述系统的结构，并且这些结构相互交织在一起。但是架构包含了很多除了系统分解，分层，或者顺序执行之外的内容。,2,GreENG Your Partner | 观芮您的合作伙伴,The architecture represents the design, but on a different abstraction level. 电子电气架构描述了整个系统，是不过在一个不同的相对抽象的层次。,Architecture design vs. comp
5、lete electrical system design电子电气架构 vs. 完整的电子电气系统设计,Introduction to E/E Architecture 电子电气架构,Architectural Design电子电气架构设计 Complete Electrical System Design完整的电子电气系统设计,3,GreENG Your Partner | 观芮您的合作伙伴,E/E Architecture in OEM development Process 整车开发流程中的电子电器架构,4,GreENG Your Partner | 观芮您的合作伙伴,我们能够提供什么,
6、5,Architecture covers many aspects on the development of the electrical system. 电子电气架构覆盖了整车电子电气系统系统开发的各个方面。 系统功能清单 网络拓扑 网络通讯，CAN，LIN 诊断系统，诊断规范，数据库，工具 电气原理，电源分配，电源管理 零部件开发标准 电子电器开发流程,GreENG Your Partner | 观芮您的合作伙伴,Market Feature Input/市场特性输入,Customer Feature is used to specify customer operation conf
7、iguration. Different Customer Feature could be customized in different variants. 市场特性用于描述客户所关心的车辆的配置信息，不同的市场特性可在不同的变形中进行相应的组合配置。,System List Creation/系统清单定义,review and freeze market feature list 评审和确定市场特性清单,GreENG Your Partner | 观芮您的合作伙伴,6,MBtech EE arechitecture engineering services,Vehicle feature
8、s are realized by functions, which can be classified into five domains, Powertrain, Exterior, Interior, Safety and Infotainment. Function requirement specifies basic information to implement functions, including control logical, trigger, feedback, etc. 整车所有特性都是通过功能的方式来实现的，功能按其领域可以分为动力、外部、内部、安全和信息娱乐五
9、大部分。功能需求描述了功能的基本信息，包括功能逻辑概述、触发条件和执行动作等。,System Classification/系统功能分类,Function definition and classification划分并定义整车功能,Modification of current topology/在现有架构上进行修改,Network Topology Selection/网络拓扑定型 - 1,Low cost， mature， complete validated 低成本，成熟，并且经过生产验证 Limited scalability 扩展性不好,7,Complete new design,
10、More modular, more flexible更加模块化，可扩展的功能多 Long lead， more cost开发周期长，成本高,GreENG Your Partner | 观芮您的合作伙伴,Network Topology Selection/网络拓扑定型 - 2,8,Carry over existing EV architecture/,Low cost， mature， complete validated 低成本，成熟，并且经过生产验证 Need to buildup new supplier base in china 在中过重新选择新供应商；,GreENG Your
11、Partner | 观芮您的合作伙伴,9,Network requirement specification /网络需求规范开发,Formulate network CAN bus requirement specification, LIN bus requirement specification, and gateway communication requirement specification in accordance with international standards and requirements of OEM. 根据国际标准和企业要求，制定网络CAN总线需求规范、L
12、IN总线需求规范、网关通讯需求规范。,Physical layer: ISO11898-2 / ISO 11898-5, bit encoding / decoding, synchronization, transceiver characteristics, bus topology, error management物理层：基于ISO11898-2 / ISO 11898-5，包含位编/解码、同步、收发器特性、总线拓扑、错误管理等 Interactive layer: relation between CAN data link layer and application layer,
13、message format, sending mode, signal monitoring交互层：体现CAN数据链路层和应用层之间的关系，主要包含报文格式、发送模式、信号监测等内容 Network management: OSEK / AUTOSAR direct network management, network start-stop, node configuration monitoring, error management网络管理：基于OSEK/AUTOSAR网络管理，包含网络通信起停、节点配置监测、和错误管理等。,GreENG Your Partner | 观芮您的合作伙伴
14、,Diagnosis Requirement Development /诊断需求开发,Network transport protocol网络传输协议 UDS diagnostic serviceUDS诊断服务 OBD diagnostic serviceOBD诊断服务 Software download (Boot loader)软件下载（Boot loader) diagnostic database (ODX/CDD)诊断数据库 ODX（CDD）格式 Gateway diagnosis routing requirement网关诊断路由需求规范,10,GreENG Your Partne
15、r | 观芮您的合作伙伴,Power Distribution /电源分配,Fusing strategy: definition of the fusing levels (primary, secondary fuses) and estimation of the values, depending on the selected components保险丝策略：定义保险丝层级（主，次保险丝）和根据选定的组件进行规格评估 Cross section estimations for the wires, depending on the environment temperature in
16、 the vehicle, the maximal peak power needed and the average power needed.根据车辆环境温度，最大峰值功率和平均功率需要进行导线截面估计 Grounding strategy and implementation: two types of grounding will be used (power supply, sensible connections) to optimize the power net stability.接地策略与实施：两种类型的接地（电源地，敏感信号连接地）将被使用以优化稳定电源网络。,11,MB
17、tech EE arechitecture engineering services,GreENG Your Partner | 观芮您的合作伙伴,Electric Schematics /电气原理图,Electric Schematics refines the components and their networking with respect to the electric circuit and electric potentials. The schematic connections of the electric circuit layer are still an abst
18、raction of the concrete implementation in the wiring harness layer. 电子原理图描述了部件和其网络的电气连接关系。相对于具体实施的线束图，电气原理图仍然表述抽象的连接。 System schematics 系统原理图 Power distribution & ground distribution schematics 电源分配和接地分配原理图 Fuse Relay box internal schematics 保险丝继电器内部原理图,12,MBtech EE arechitecture engineering services,GreENG Your Partner | 观芮您的合作伙伴,FRS Process Definition,FFFDFRMRD,8CWs,8CWs,?CWs,- Open point: Material shall be ordered 4 months before MRD timing, example supplier confirmed the tolerance for 1 CW.,GreENG Your Partner | 观芮您的合作伙伴,