Excavator intelligent control hydraulic system and control method thereof
A technology of intelligent control and hydraulic system, applied in the direction of earth mover/shovel, construction, etc., can solve problems such as response lag, achieve the effect of improving control speed and accuracy, good operation sensitivity, and avoiding hydraulic oscillation
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[0026] The present invention will be further described below in conjunction with accompanying drawing, protection scope of the present invention is not limited to the following:
[0027] Such as figure 1 As shown, the intelligent control hydraulic system of the excavator includes an electric proportional pump 1, an electric control pilot element 2, an oil source valve 3, a controller 4 and an electric proportional control multi-way valve 5, and the signal of the electric control pilot element 2 The output end is connected with the controller 4, and the controller 4 is connected with the signal input ends of each connection of the electric proportional control multi-way valve 5, and the controller 4 is also connected with the signal input end of the electric proportional pump 1, and the electric proportional control multi-way valve 5 The output end of the highest pressure signal is connected to the controller 4, the electric proportional pump 1 is connected to the electric prop...
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