基于PTO的动力辅助系统的开发和性能评估,以提高电动拖拉机的引力
Ahn Da-Vin1, Kyeongdae Kim1, Seung-Je Cho1
1Jeonbuk Technology Application Division (Specialized Machinery) Specialized Machinery and Robotics Group, Korea Institute of Industrial Technology, Gimje, 54325, South Korea.
Scientific reports
|December 10, 2025
概括
一个新的基于动力取出 (PTO) 的动力辅助系统可以提高电动拖拉机在高负载任务 (如耕) 中的性能. 该系统可以提高引力和能源效率,克服传统电动拖拉机的局限性.
科学领域:
- 农业工程 农业工程
- 可持续能源系统 可持续能源系统
- 机器人和控制机器人技术
背景情况:
- 农业机械的电气化对于符合环境要求至关重要.
- 传统的电动拖拉机在高需求的作业中面临功率限制,例如耕作.
- 现有的动力系统难以满足重型农业任务的功率要求.
研究的目的:
- 为电动拖拉机引入和评估一种基于动力起动 (PTO) 的新型动力辅助系统.
- 提高电动拖拉机在高负载农业活动中的运行能力和能源效率.
- 为了比较不同电动拖拉机动力总成配置的性能,带有和没有PTO动力辅助系统.
主要方法:
- 模拟和模拟三种不同的电动拖拉机动力系统配置:基线双电机合动力系统 (DMCP),带动力辅助的速度合DMCP和带动力辅助的混合合DMCP.
- 在模拟的耕条件下的性能评估,测量引力,行驶速度和能源消耗.
- 使用动态编程方法优化能源消耗.
主要成果:
- 在55千瓦的工作负载下,只有PTO辅助的配置才能保持所需的功率范围.
- 带有动力辅助的速度合DMCP通过扭矩放大证明了优越的引扭矩.
- 与基线DMCP相比,在配备辅助的配置中,能源消耗降低了高达2.40%.
- 配备辅助配置的配置使得在要求高的任务中能够在必要的功率限制内运行.
结论:
- 拟议的基于PTO的动力辅助系统有效地提高了电动拖拉机的高负载可操作性.
- 该系统为提高能源效率提供了切实可行的解决方案,而无需对动力系统进行广泛的重新设计.
- 建议对拟议的配置进行硬件在循环测试的进一步验证.
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