The invention discloses an intelligent driving tractor energy-saving control method based on PTO power prediction, and the method comprises the steps: enabling a motion control system based on an MPC algorithm to predict the speed and acceleration of a tractor in a time domain in the future with the maximum continuous operation area and low energy consumption of the tractor as a control target; transmitting the predicted speed and acceleration of the tractor to an energy management system based on the Pontryagin minimum principle, and providing data support for the energy management system; the PTO power prediction system based on the Markov prediction model predicts the tractor PTO power in a time domain in the future, and transmits the predicted tractor PTO power to the energy management system based on the Pontryagin minimum principle to provide data support for the energy management system; the energy management system based on the Pontryagin minimum principle obtains the optimal fuel cell output power through the predicted tractor speed and acceleration and the predicted tractor PTO power so as to improve the economical efficiency, motion control, PTO power prediction and energy management are combined, and the prediction accuracy is improved.
本发明公开一种基于PTO功率预测的智能驾驶拖拉机节能控制方法,包括基于MPC算法的运动控制系统,以拖拉机最大化连续作业面积和低耗能为控制目标,预测未来一段时域内拖拉机速度和加速度,将预测的拖拉机速度和加速度传递给基于庞特里亚金极小值原理的能量管理系统,为其提供数据支撑;基于马尔可夫预测模型的PTO功率预测系统预测出未来一段时域内拖拉机PTO功率,将预测的拖拉机PTO功率传递给基于庞特里亚金极小值原理的能量管理系统,为其提供数据支撑;基于庞特里亚金极小值原理的能量管理系统通过预测的拖拉机速度和加速度及预测的拖拉机PTO功率获得最佳燃料电池输出功率以提升经济性,其将运动控制、PTO功率预测和能量管理相结合,提高预测准确性。
Intelligent driving tractor energy-saving control method based on PTO power prediction
一种基于PTO功率预测的智能驾驶拖拉机节能控制方法
2023-12-12
Patent
Elektronische Ressource
Chinesisch
IPC: | B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / G06F ELECTRIC DIGITAL DATA PROCESSING , Elektrische digitale Datenverarbeitung / G06N COMPUTER SYSTEMS BASED ON SPECIFIC COMPUTATIONAL MODELS , Rechnersysteme, basierend auf spezifischen Rechenmodellen |
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