Industry Information

Update September 09, 2019

Self-operated flow control valve is not suitable for variable flow operation mode

The self-operated flow control valve can only be used for the reason that the constant flow quality adjustment system is not suitable for the variable flow operation mode. 1, will produce dynamic...

Update September 05, 2019

Hydraulic drive system pressure is not normal? Follow the Dalan hydraulic motor for diagnostic analysis

For large precision and expensive hydraulic equipment, the fault diagnosis and elimination of the hydraulic transmission system is very important. The wrong diagnosis will inevitably lead to economic...

Update August 30, 2019

What is the rotary vane pump - rotary vane pump works

1, what is the vane pump? The so-called rotary vane pump is rotary vane pump, the structure of the main pump, rotor, rotary vane, end caps, springs and other components. A rotator is eccentrically...

Update August 27, 2019

What is the reason for the pressure rise of the relief valve system? Dalan hydraulic motor to analyze

Want to know what is the cause of the pressure rise of the relief valve system is not high? Want to know what is the cause of the pressure rise of the relief valve system is not high? And look at the...

Update August 19, 2019

Talking about the Application of Hydraulic Control Check Valve and Throttle Valve

Check valve in the hydraulic circuit is widely used, but the valve should be fully consider the characteristics of the valve, otherwise it will cause the loop is not stable, especially in...

Update August 16, 2019

Application Technology and Characteristics of Construction Machinery Electro - hydraulic Proportional Valve

Electro-hydraulic proportional valve is the proportion of the solenoid valve according to the input voltage signal corresponding action, the work valve spool displacement, valve size changes and thus...

Update August 02, 2019

The application of cast aluminum cylinder block in cars has reached the stage of popularity

The more important and complicated castings on the car are located on the heart of the car, the engine. In order to prevent car "heart disease", the quality of the main castings on the engine is...

Update July 13, 2019

What principles should be followed for hydraulic valve block design?

The design of the hydraulic valve block is based on the design requirements of the hydraulic system schematic and the experience of the designer. The general design principles are as follows, Dalan...

Update July 02, 2019

Analysis of Working Principle and Structural Features of Six Way Directional Valve

In the petroleum, chemical, mining and metallurgical industries, six-way valve is an important fluid reversing equipment. The valve is installed in the pipeline of the lubricating oil delivery...

Update June 22, 2019

The first 250mm two-way two-way cartridge valve was successfully developed.

The first domestic equipment for the use of 250 mm diameter two-way cartridge valve developed by CSIC Haiyue Company, the flushing backhaul control valve group project, has good performance....