Parameter selection and type selection of gear pump (2) Parameter selection and type selection ① The selection of rated pressure should be based on the working pressure of different systems to select the appropriate gear pump. The rated pressure of…

Main parameters of hydraulic motor 1.7.1 main parameters The main parameters of hydraulic motor are pressure, speed, displacement and flow, power and efficiency. (1) Pressure ① Working pressure p the input pressure of the hydraulic motor is called the working…

Gear pump 1. Type characteristics (l) Classified gear pump is a hydraulic pump based on meshing principle. It is a kind of hydraulic pump with the simplest structure, the lowest price, the largest output and consumption in modern hydraulic technology.…

Development of hydraulic pump and motor In 220 BC, Archimedes, the Greek, proposed the principle of object buoyancy, invented the screw pump and water lifting tool (Fig. d), the Egyptians used hot air and water to drive the temple gate…

Performance parameters of vane pump The main performance of vane pump includes pressure, displacement, speed, efficiency and service life. The main structural parameters include long and short radius of stator slide surface (double acting vane pump) (1) The working pressure…