基于CANoe的商用车SAE J1939网络自动测试方法

Automatic Test Method of SAE J1939 Network for a Commercial Vehicle Based on CANoe

随着汽车电子技术的发展和对汽车性能要求的提高,车辆的电控单元数量越来越多,各个电控单元、智能传感器、智能执行器之间的交互信息越来越复杂,网络通信成为保障各节点正常工作的基础技术。文章以商用车控制器局域网络开发验证为研究背景,介绍了商用车控制器局域网络自动化测试的测试流程和测试方法,基于该流程和方法,通过分析其测试需求,编写了测试用例,形成了自动测试流程,实现了某商用车各个电控单元节点的控制器局域总线网络自动化测试,自动化测试系统保证了测试的效率和准确率,提高了整个车型项目的效率和可靠性。

With the development of automotive electronic technology and the improvement of vehicle performance requirements,the number of vehicle electronic control units is increasing,and the interactive information between each electronic control unit,intelligent sensor and intelligent actuator is becoming more and more complex.Network communication has become the basic technology to ensure the normal operation of each node.Based on the development and verification of commercial vehicle controller area network,this paper introduces the test process and test method of commercial vehicle controller area network automatic test.Based on this process and method,by analyzing its test requirements,the test cases are compiled,and the automatic test process is formed.The controller area bus network automatic test of each electronic control unit node of a commercial vehicle is realized.The automatic test system ensures the efficiency and accuracy of the test,and improves the efficiency and reliability of the whole model project.