The invention discloses a hybrid power tractor ECVT driving system and a control method thereof, and relates to the technical field of hybrid power tractor driving. The system comprises a power battery pack, a battery management system, a diesel engine, a complete machine controller, a motor A controller, an engine clutch, a motor B controller, a motor A, an electromagnetic brake A, a motor B, an electromagnetic brake B, a front planetary gear mechanism, a rear planetary gear mechanism, a dead axle gear pair, a PTO clutch, a PTO output shaft, a high-low gear gearbox and a right rear driving wheel. The left rear wheel-side reducer, the right rear wheel-side reducer, the differential mechanism, the main reducer, the left rear wheel-side reducer and the left rear driving wheel; and the hybrid power tractor can meet different operation requirements through working mode switching control. On the premise that the dynamic property is met, the fuel economy of the hybrid tractor can be improved, the utilization rate of the SOC of the power battery pack can be improved, and the stability of switching of all working modes and gears is guaranteed.
本发明公开一种混合动力拖拉机ECVT驱动系统及其控制方法,涉及混合动力拖拉机驱动技术领域。所述系统包括:动力电池组、电池管理系统、柴油发动机、整机控制器、电机A控制器、发动机离合器、电机B控制器、电机A、电磁制动器A、电机B、电磁制动器B、前行星齿轮机构、后行星齿轮机构、定轴齿轮副、PTO离合器、PTO输出轴、高低挡齿轮箱、右后驱动轮、右后轮边减速器、差速器、主减速器、左后轮边减速器和左后驱动轮;并通过工作模式切换控制使混合动力拖拉机满足不同的作业需求。本发明能够保证在满足动力性的前提下,提升混合动力拖拉机的燃油经济性,并且还能够提升动力电池组SOC的利用率,保证各工作模式与档位切换的平稳性。
Hybrid power tractor ECVT driving system and control method thereof
一种混合动力拖拉机ECVT驱动系统及其控制方法
2024-10-22
Patent
Electronic Resource
Chinese
IPC: | B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES / B60W CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION , Gemeinsame Steuerung oder Regelung von Fahrzeug-Unteraggregaten verschiedenen Typs oder verschiedener Funktion |
Automotive engineering | 1989
|Hybrid power tractor driving system and control method thereof
European Patent Office | 2024
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