2BV5-121 liquid ring vacuum pump is a compact vacuum pump, which can achieve a vacuum of up to 33 mbar. The wheels of the compact vacuum pump are connected directly to the motor shaft. The vacuum pump is cooled by flowing water, which can be recycled in whole or in part. 2BV5-121 liquid ring vacu...

Roots-type supercharger of working principle and origin The roots blower we see is also called roots supercharger. Roots supercharger is a kind of positive displacement vane pump. Its working principle is to pump fluid with a pair of meshing vanes instead of a set of stretch gears. The fluid is t...

Nowadays, enterprises have been able to produce single rare earth oxide, single rare earth metal, rare earth salts, rare earth alloys, rare earth functional materials and other rare earth products, and continue to extend to high added value, refined, deep processed products and downstream applica...

Roots blower principle Roots blower is one of the types of positive displacement blower, have two three-blade impeller in the chassis and wallboard relative rotation in the sealed space, because each impeller is involute, or epicycloid envelope, three of each impeller blades are the same, at the ...

Flue gas desulfurization refers to the removal of sulfur oxides (SO2 and SO3) from flue gas or other industrial waste gas. The commonly used desulfurization technologies include limestone gypsum desulfurization, CFB circulating fluidized bed semi dry desulfurization, magnesium oxide desulfurizati...

As a kind of widely used and frequent mechanical equipment, oil and lubricating oil play an indispensable role in the operation of water ring vacuum pump, so it is very beneficial to know more about its fuel oil and lubricating oil. Let’s learn about the oil discharge method of pump equipme...

Liquid ring vacuum pump unit of working principle The pumped gas enters the liquid ring vacuum pump from the suction port. After being compressed by the liquid ring vacuum pump, it enters the gas-liquid separator together with part of the working fluid. In the gas-liquid separation device, the ga...

At present, the filling system of milk cup loading machine is basically valve core type, closed by diaphragm, and the filling pipe diameter is thin. Every time the filling is done, the valve core and diaphragm will move back and forth. The diaphragm is easily damaged due to friction, resulting in...

In the process of oil refining, steam consumption accounts for a large proportion of power cost. Energy saving and consumption reduction of oil refining workshop, especially steam consumption, has become the key technology to reduce the cost of oil enterprises. Roots pumps can be used in small oi...

Rotary vane vacuum pump in glass manufacturing The application of rotary vane vacuum pump in glass manufacturing contributes to low carbon economy. The development of winter heating and summer air conditioning not only gives people a comfortable life, but also brings huge energy consumption, buil...