Category: Knowledge

The automatic two speed walking system has this function only when the walking speed change-over switch is in the two speed position. At this time, …

In the hydraulic oil temperature control system, most of the power loss of the hydraulic system is converted into heat, which causes the oil temperature …

Valve control system is throttling system in essence. In hydraulic excavators, the general three position six way multi way valve is commonly used. The fine …

Excavator hydraulic transmission is closely linked, its development is mainly based on the application of hydraulic technology, its structure is mainly composed of engine, hydraulic …

The working pressure of excavator system should be adjusted within the specified range, beyond the allowable pressure range will lead to the increase of system …

Avoid hydraulic oil pollution. The impurity in the oil will aggravate the wear of the friction surface and cause the temperature rise. Too high oil …

The selection of hydraulic oil number will directly affect the working condition of hydraulic system. When the viscosity of oil is too high, the power …

When the temperature of hydraulic oil is too high, the air separation pressure in the oil decreases, and the dissolved air in the oil will …

Taking the split brake valve as an example, the brake system is mainly composed of hydraulic pump, filter, charging valve, accumulator, brake valve, brake, hydraulic …