The invention relates to a thermal management method and device and engineering machinery, and relates to the technical field of engineering machinery, and the thermal management method comprises the steps: obtaining an initial duty ratio of a heat dissipation element at a current time node; obtaining a correction coefficient; wherein the correction coefficient represents the demand degree of the next time node on the heat dissipation element; according to the initial duty ratio and the correction coefficient of the current time node, obtaining a target duty ratio of the heat dissipation element at the next time node; and according to the target duty ratio, controlling the heat dissipation element to carry out cooling operation. According to the thermal management method and device and the engineering machinery, the target duty ratio of the next time node can be obtained more accurately, so that when the heat dissipation element operates according to the target duty ratio, the performance requirement of the three-electric system for the heat dissipation element at the next time node can be met, heat dissipation is conducted on the three-electric system in time, and the heat dissipation efficiency is improved. And the three-power system can work efficiently and stably.
本申请涉及一种热管理方法、装置及工程机械,涉及工程机械技术领域,该热管理方法包括获取散热元件在当前时间节点的初始占空比;获取修正系数;其中,修正系数表征下一时间节点对散热元件的需求程度;根据当前时间节点的初始占空比和修正系数,得到散热元件下一时间节点的目标占空比;以及根据目标占空比,控制散热元件进行冷却作业。该热管理方法、装置及工程机械,其可以更准确地得到下一时间节点的目标占空比,使得散热元件按照目标占空比运行时,可以满足三电系统在下一时间节点对于散热元件的性能需求,及时对三电系统进行散热,保证三电系统能够高效稳定工作。
Thermal management method and device and engineering machinery
热管理方法、装置及工程机械
14.05.2024
Patent
Elektronische Ressource
Chinesisch
IPC: | B60H ARRANGEMENTS OR ADAPTATIONS OF HEATING, COOLING, VENTILATING, OR OTHER AIR-TREATING DEVICES SPECIALLY FOR PASSENGER OR GOODS SPACES OF VEHICLES , Anordnung oder Einbau der Heizung, Kühlung, Lüftung oder anderer Luftbehandlungsvorrichtungen für die Fahrzeugräume für Reisende oder Fracht |
Europäisches Patentamt | 2024
|Europäisches Patentamt | 2024
|Europäisches Patentamt | 2024
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