A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Power system and control method of multifunctional hybrid wheel excavator
The invention relates to the technical field of new energy power systems, and discloses a power system of a multifunctional hybrid wheel excavator, which is characterized in that the output end of an engine is connected with the input end of a generator, and the generator is connected with a generator controller through a high-voltage circuit; the high-voltage distribution box is connected with the generator controller, the power battery and the power battery box through high-voltage circuits, the main drive motor controller is connected with the main drive motor, the high-voltage distribution box and the generator controller through high-voltage circuits, and the hydraulic motor controller is connected with the hydraulic motor and the high-voltage distribution box through high-voltage circuits. The rotary motor controller is connected with the rotary motor and the high-voltage distribution box through a high-voltage circuit; electric energy transmission is adopted to replace mechanical direct connection output of a traditional power system, battery peak clipping and valley filling are utilized, engine load rate conversion is reduced, the overall transmission efficiency is improved, pollutant emission is reduced, meanwhile, rapid warming-up of the low-temperature engine is achieved through an engine rapid warming-up control strategy, and energy consumption and emission are reduced.
本发明涉及新能源动力系统技术领域，公开了多功能混动轮式挖掘机的动力系统，包括：发动机的输出端与发电机的输入端连接，发电机与发电机控制器通过高压电路连接，高压配电箱与发电机控制器、动力电池和动力电池箱通过高压电路连接，主驱电机控制器与主驱电机、高压配电箱和发电机控制器通过高压电路连接，液压电机控制器与液压电机和高压配电箱通过高压电路连接，回转电机控制器与回转电机和高压配电箱通过高压电路连接；本发明采用电能传递替代传统动力系统的机械直联输出，利用电池削峰填谷，减少发动机负荷率变换，提升整体的传动效率并减少污染排放，同时通过发动机快速暖机控制策略实现低温发动机快速暖机，降低能耗，降低排放。
Power system and control method of multifunctional hybrid wheel excavator
The invention relates to the technical field of new energy power systems, and discloses a power system of a multifunctional hybrid wheel excavator, which is characterized in that the output end of an engine is connected with the input end of a generator, and the generator is connected with a generator controller through a high-voltage circuit; the high-voltage distribution box is connected with the generator controller, the power battery and the power battery box through high-voltage circuits, the main drive motor controller is connected with the main drive motor, the high-voltage distribution box and the generator controller through high-voltage circuits, and the hydraulic motor controller is connected with the hydraulic motor and the high-voltage distribution box through high-voltage circuits. The rotary motor controller is connected with the rotary motor and the high-voltage distribution box through a high-voltage circuit; electric energy transmission is adopted to replace mechanical direct connection output of a traditional power system, battery peak clipping and valley filling are utilized, engine load rate conversion is reduced, the overall transmission efficiency is improved, pollutant emission is reduced, meanwhile, rapid warming-up of the low-temperature engine is achieved through an engine rapid warming-up control strategy, and energy consumption and emission are reduced.
本发明涉及新能源动力系统技术领域，公开了多功能混动轮式挖掘机的动力系统，包括：发动机的输出端与发电机的输入端连接，发电机与发电机控制器通过高压电路连接，高压配电箱与发电机控制器、动力电池和动力电池箱通过高压电路连接，主驱电机控制器与主驱电机、高压配电箱和发电机控制器通过高压电路连接，液压电机控制器与液压电机和高压配电箱通过高压电路连接，回转电机控制器与回转电机和高压配电箱通过高压电路连接；本发明采用电能传递替代传统动力系统的机械直联输出，利用电池削峰填谷，减少发动机负荷率变换，提升整体的传动效率并减少污染排放，同时通过发动机快速暖机控制策略实现低温发动机快速暖机，降低能耗，降低排放。
Power system and control method of multifunctional hybrid wheel excavator
多功能混动轮式挖掘机的动力系统和控制方法
MAO ZHENGSONG (author) / WANG XINPU (author) / ZENG MIN (author) / LI XIAOJIA (author) / PAN CAIFANG (author) / LIANG JIANLIN (author) / LIN YONGFA (author) / LI JUN (author)
2024-05-03
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
/
B60L
PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES
,
Antrieb von elektrisch angetriebenen Fahrzeugen
/
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
/
E02F
Baggern
,
DREDGING
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