The working principle of the pump and fan - screw pump

Screw pump is a kind of using screw pitch rotary pump suction and discharge the electric vehicle motor liquid. Screw pump rotor by active screw l (can be a root, also can have two or three) and driven screw ac electric motor 2. Driving screw and driven screw do turn in the opposite direction, thread pitch, fluid from inlet to be screw axis forward pressurization to discharge. This pump is applicable to high acmotortrading.blogspot.com pressure, small flow. Refrigeration system normally used for transport and the speed of oil pump bearing grease.