Roots pump pumping principle

Roots pump structure Roots pump structure as shown. In the pump chamber, two "8" -shaped rotors are mounted perpendicular to each other on a pair of parallel shafts and are rotated synchronously by a pair of gears having a transmission ratio of 1 in opposite directions. Between the rotors, between the rotor and the pump housing to maintain a certain gap, you can achieve high-speed operation. As Roots pump is a type of vacuum pump without internal compression, the compression ratio is usually low, so the high and medium vacuum pumps require a foreline pump. Roots pump ultimate vacuum in addition to depend on the pump structure and manufacturing accuracy, but also depends on the foreline pump ultimate vacuum. In order to increase the pump ultimate vacuum, Roots pumps can be used in series. Roots pumps work like Roots blowers. Due to the constant rotation of the rotor, the drawn gas is sucked into the space v0 between the rotor and the pump housing through the air inlet and then discharged through the air outlet. Since inhaled v0 space is completely closed state, so the gas in the pump chamber is not compressed and expanded. However, when the top of the rotor rotates over the edge of the exhaust port, when the v0 space communicates with the exhaust side, part of the gas bounces back into the space v0 due to the higher gas pressure on the exhaust side, causing the gas pressure to suddenly increase. When the rotor continues to rotate, the gas is discharged outside the pump.

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Using high pressure to clean cuts time and water used. Aussie manufacture the largest range of electric, engine and hydraulic drive high pressure cleaning equipment with pressures up to 7000 psi.


Industrial Plunger Pump Unit BF2150 Series

The BF2150 Series has been specifically developed for use in harsh conditions. It features a compact, robust and low-maintenance design for easy operation. The high-pressure units are diverse, flexible and usable, even in extreme climates or difficult environmental conditions.

Advantages:

The BF2150 offers the optimum material for the remodeling and removal of concrete or coatings, and separating and cutting various materials.

For particular ingrained dirt and residue in the industry which is often found in heat exchangers, screens, filters and pipes. The BF2150 has for this type of work has long been proven up to 7250 psi.

The BF2150 Classic is ideal for external cleaning of tanks to remove dirt and corrosion, and removal of coatings.

The application of the BF2150 are the internal cleaning of tanks, containers and cleaning of large pipes.

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