基于高级架构技术的拖拉机虚拟测试系统的设计
Xianghai Yan1,2, Chengyan Shang1, Junjiang Zhang1,2
1College of Vehicle and Traffic Engineering, Henan University of Science and Technology, Luoyang, China.
PloS one
|October 23, 2023
概括
基于高层架构 (HLA) 的拖拉机新分布式虚拟测试系统克服了模型重复使用和系统扩展的局限性. 这种先进的系统可确保实时虚拟测试,数据延迟最小,有效验证拖拉机性能.
科学领域:
- 农业工程 农业工程
- 模拟和建模模拟和建模
- 虚拟测试技术的虚拟测试技术
背景情况:
- 现有的拖拉机虚拟测试系统在模型重复使用,系统扩展,场外互连和虚拟现实验证方面存在局限性.
- 这些局限性阻碍了拖拉机系统的高效开发和全面测试.
研究的目的:
- 提出和评估一个分布式的虚拟测试系统,用于使用高层架构 (HLA) 的拖拉机.
- 通过实时,多机器和相互连接的测试来解决当前虚拟测试系统的局限性.
- 通过对拖拉机反向离合器合性能进行虚拟测试来验证拟议系统的有效性.
主要方法:
- 基于HLA的分布式虚拟测试系统的开发,包括硬件分析,联邦构建和联邦对象模型 (FOM) 和模拟对象模型 (SOM) 表的设计.
- 集成多域商业软件和利用TCP/IP进行实时,多机器互连.
- 通过模拟拖拉机的倒车离合器接触,分析模拟性能和数据传输延迟来评估性能.
- 虚拟测试结果与使用灰色相关性方法的测试结果进行比较.
主要成果:
- 该系统在5000KB的数据量中实现了9.7ms的数据传输延迟,满足拖拉机虚拟测试的<10ms要求.
- 倒车离合器功率逆转过程的虚拟测试显示持续时间为0.7s,具有车辆速度,油压和峰值冲击程度的特定参数.
- 倒车过程中的滑动工作被测量为21kJ,虚拟测试结果与基板测试数据一致.
结论:
- 拟议的基于HLA的分布式虚拟测试系统有效地解决了传统拖拉机虚拟测试系统的局限性.
- 该系统展示了强大的模拟性能和低数据传输延迟,适合实时虚拟测试应用程序.
- 拖拉机功率转移传输 (PST) 倒车离合器的虚拟测试模型在开发的系统中有效运行,通过与物理测试进行比较来验证.
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