Category: Knowledge

Total power control means that the sum of the power of the two pumps remains unchanged, and the power regulator adjusts the displacement of the …

  In the working process of excavator, the potential energy of the arm is converted into heat by valve throttle, which results in great energy …

The sub-power control system simply combines two constant power hydraulic pumps, and the two pump regulators only work on their own pumps. The advantage is …

  The hybrid excavator has two kinds of power mixing: oil-electric mixing and oil-liquid mixing. The oil-electric hybrid power provides power for generators and batteries …

  With the help of storage battery, super capacitor and other energy storage elements, the diesel engine drives the generator to the energy storage element …

  There are various power losses in the working process of excavator, among which the power matching loss is the dominant one. The power matching …

The engine, motor and pump are connected with the shaft to drive the rotary motor, the walking motor and the arm, bucket rod and bucket …

  The working conditions of hydraulic excavator are bad, the working period is long, the external load changes sharply, and the working point of diesel …

  Large hydraulic excavators are mainly used in mining and large-scale infrastructure of various large-scale open-pit mines, of which shovel excavators account for the majority. …