基于Pontryagin的最低原则的燃料电池车辆实时能源管理策略
Rui Quan1,2, Haifeng Guo1,2, Xuerong Li1,2
1Hubei Key Laboratory for High-efficiency Utilization of Solar Energy and Operation Control of Energy Storage System, Hubei University of Technology, Wuhan 430068, China.
iScience
|March 29, 2024
概括
本研究介绍了燃料电池车辆的新能源管理策略,该策略使用驾驶周期识别来减少的使用并延长燃料电池的寿命. PMP-DCR策略显著提高了车辆经济性和燃料电池耐用性,特别是在城市驾驶条件下.
科学领域:
- * 汽车工程 汽车工程
- * 能源系统 * 能源系统
- * * 控制理论 控制理论
背景情况:
- *燃料电池车辆 (FCV) 需要有效的能源管理策略 (EMS) 来优化的消耗,并最大限度地降低燃料电池的降解.
- *现有的EMS往往缺乏适应不同驾驶条件的适应性,影响整体性能和寿命.
- * 驾驶周期识别提供了为提高效率和耐用性量身定制EMS的途径.
研究的目的:
- * 开发和评估基于Pontryagin的最低原则 (PMP) 的新型EMS,其中包括FCV动力系统的实时驾驶周期识别 (PMP-DCR).
- *通过自适应控制,最大限度地降低耗和燃料电池降解.
- * 提高燃料电池汽车的经济性能和使用寿命.
主要方法:
- * 基于神经网络的驾驶周期识别器使用金枪鱼群优化 (TSO) 算法进行优化.
- * 在四个不同的驾驶周期中,代地确定最佳相应状态变量.
- * 根据实时驾驶周期识别结果,动态更新副状态变量.
主要成果:
- * PMP-DCR策略表明,燃料电池寿命和车辆经济性得到改善,特别是在短距离驾驶周期下.
- *与传统的功率跟踪和标准的PMP EMS相比,PMP-DCR分别减少了13.8%和9.2%的等效耗.
- * 燃料电池降解率与传统电源后续和PMP EMS相比显著降低了93%和8.7%.
- * PMP-DCR EMS在组合驾驶周期上实现了与最佳动态编程 (DP) EMS相比较的经济性能.
结论:
- *拟议的PMP-DCR EMS通过适应实时驾驶条件,有效地提高了燃料电池车辆的效率和耐用性.
- *与PMP控制集成的驾驶周期识别是优化FCV能源管理的可行方法.
- * 该战略通过降低气消耗和延长燃料电池寿命,显著降低运营成本和环境影响.
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