Category: Knowledge

1. Hydraulic pump failure In general, hydraulic excavators use double pumps, and the running deviation is usually caused by the failure of one of the …

Due to the small size, light weight, compact structure, flexibility and efficiency of small excavator, it is very suitable for small-scale earthwork construction projects. Small …

When the whole hydraulic excavator fails to operate, it is often necessary to follow the following sequence to diagnose the fault: 1. Check the amount …

(1) Small size, light weight, complete functions, easy transfer. (2) High technical performance. The design and manufacturing technology of modern hydraulic excavator has been well …

The data fusion technology is introduced into the fault diagnosis of hydraulic system of hydraulic excavator. By testing the pressure and flow of each point, …

The throttle system overcomes the load pressure by the pressure of the oil return throttle. Its speed regulation characteristics are affected by the load pressure …

Multi sensor data fusion technology has great potential to improve system performance, and its application is more and more widely. With the deepening of research, …

The hydraulic cylinder has a rod cavity, and the oil port of the accumulator is connected with the non rod cavity of the hydraulic cylinder …

The basic principle of multi-sensor data fusion is to make full use of the multi-sensor resources, through the reasonable control and use of these sensors …