Optimal Design of Harvesting Speed and Forward Speed of Harvester Based on Adaptive Control System

Figure 2

Schematic diagram of adaptive control of cutting speed and forward speed of harvester. Note: is the speed of the combine harvester cutter device, m/s; is the acceleration of the set cutting device, m²/snn; is the transfer function of the load control device of the combine harvester; is the transfer function of the speed control device of the walking system of the combine harvester, is the signal output of the speed control device of the combine harvester; is the speed transfer function of the walking system of the combine harvester, which includes the relevant parameters such as field crop planting density and cutting width; is the measured speed of the walking system of the combine harvester, m/s; is the transfer function of the feeding quantity of the combine harvester; is the feeding quantity kg/s; is the friction coefficient of the cutting device; is the mathematical expression of the correlation between the feeding quantity and the parameters of the cutting device; is the measured acceleration of the cutting device, m²/s.