通过NLP和HIL模拟实现汽车安全验证的自动化故障测试案例生成和执行
Ayman Amyan1, Mohammad Abboush1, Christoph Knieke1
1Institute for Software and Systems Engineering, Technical University of Clausthal, 38678 Clausthal-Zellerfeld, Germany.
Sensors (Basel, Switzerland)
|May 25, 2024
概括
通过使用自然语言处理 (NLP) 来自动生成安全要求的故障注入测试案例,提高了汽车安全测试. 这种方法简化了复杂的系统验证,确保了更安全的汽车电子系统.
科学领域:
- 汽车工程 汽车工程
- 软件工程 软件工程 软件工程
- 功能安全 功能安全 功能安全
背景情况:
- 汽车电子系统越来越复杂和关键.
- ISO 26262 规定了安全开发流程,包括故障注入.
- 目前的手动故障注入是耗时的,专家依赖,并限制了测试案例的覆盖范围.
研究的目的:
- 开发一种用于故障注入试验案例生成和执行的自动化方法.
- 为了解决复杂汽车系统中手动故障注入的局限性.
- 提高安全验证流程的效率和可扩展性.
主要方法:
- 使用自然语言处理 (NLP) 来从功能安全要求 (FSR) 中推导故障测试案例.
- 实时使用Hardware-in-the-Loop (HIL) 实现自动故障注入执行.
- 坚持黑子概念和ISO 26262标准.
主要成果:
- 有效地自动识别故障注入位置和条件.
- 显著简化了复杂的汽车测试过程.
- 为各种安全关键系统提供可扩展的解决方案.
结论:
- 拟议的NLP驱动方法自动化故障注入,提高汽车安全.
- 这种方法提高了效率,减少了对专家的依赖,并增加了测试覆盖范围.
- 它为验证安全关键的汽车电子系统提供了强大的解决方案.
相关概念视频
Non-equilibrium in the Cell
4.4K
An important concept in studying metabolism and energy is that of chemical equilibrium. Most chemical reactions are reversible. They can proceed in both directions, releasing energy into their environment in one direction, and absorbing it from the environment in the other direction. The same is true for the chemical reactions involved in cell metabolism, such as the breaking down and building up of proteins into and from individual amino acids, respectively. Reactants within a closed system...
4.4K
PD Controller: Design
219
In automotive engineering, car suspension systems often employ Proportional Derivative (PD) controllers to enhance performance. PD controllers are utilized to adjust the damping force in response to road conditions. A controller, acting as an amplifier with a constant gain, demonstrates proportional control, with output directly mirroring input.
Designing a continuous-data controller requires selecting and linking components like adders and integrators, which are fundamental in Proportional,...
Designing a continuous-data controller requires selecting and linking components like adders and integrators, which are fundamental in Proportional,...
219


