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[CN 202111339357.9] A Real-time Working Condition Identification Method for Hydro-mechanical Continuously Variable Loader


[CN 202111339357.9] Title of real-time working condition identification method for hydraulic-mechanical stepless variable speed loader: application number of real-time working condition identification method for hydraulic-mechanical stepless variable speed loader: CN 202111339357.9 applicant: Yanshan university application date: 2021-11-12 patent type: invention application this application discloses a real-time working condition identification method for hydraulic-mechanical stepless variable speed loader, involving the technical field of hydraulic-mechanical stepless variable speed. The method includes: acquiring engine state parameters, hydraulic machinery state parameters, and vehicle state parameters in real time, wherein the vehicle parameters include brake pedal opening, accelerator pedal opening and vehicle speed; inputting the hydraulic machinery state parameters and engine state parameters into a steering/work load estimation model to obtain a steering/work load estimation value; calculating the current vehicle acceleration according to the vehicle speed; the current operating condition of the vehicle is determined based on the steering/work load estimation value, the opening degree of the brake pedal, the opening degree of the accelerator pedal, the vehicle speed, and the vehicle acceleration. The application is used to identify the working condition of the hydraulic mechanical stepless variable speed loader in real time.