Thursday, December 27

Water Vacuum Pump

Introduction to the water vacuum pump:

A pump works by displacing a volume of liquid or gas by physical or mechanical action.

A vacuum pump is a mechanism that displaces gas molecules from a sealed chamber to form a partial vacuum. Understanding Wavelength of Light Formula is always challenging for me but thanks to all math help websites to help me out.

In 1650 vacuum force was first discovered by Otto von Guericke in an experiment where air was removed from a sealed chamber, thereby its space became a vacuum. This led to the invention of the vacuum pump.

Working of a Manual Water Vacuum Pump

As fluids cannot be drawn up, it is impossible technically to create a vacuum by suction. Artificial vacuum can be created by increasing the volume of a container.

The principle behind a manual water pump like positive displacement pumps,is to continuously evacuate a chamber to create a compartment of vacuum by repeatedly closing and expanding. A handle expands a sealed cavity to create a deep vacuum  and due to the pressure difference, fluid from outside is pushed into the pump's small cavity. This is then sealed from the chamber by the handle, opened to the atmosphere to let the fluid move out.

The handle is the mechanism which acts as suction and discharge valves to ensure that the fluid moves in a upward direction.

Types of Vacuum Pumps

As per the method of moving a fluid, pumps can be grouped as direct lift, velocity, displacement,gravity and buoyancy pumps. I have recently faced lot of problem while learning Work Word Problems, But thank to online resources of math which helped me to learn myself easily on net.

The three main types of vacuum pumps- are electromechanical pumps, compressed air pumps and entrapment pumps. By forcing gas molecules through a nozzle, compressed air pumps increase the pressure of a gas by decreasing the space within thus creating a vacuum effect. Electromechanical pump which run on electricity creates a vacuum effect by trapping air inside the rotors and then pushing it out. Entrapment pumps take in gases and hold them in a sealed chamber.

Conclusion to Water Vacuum Pump

The pump housing or the vacuum chamber, is filled with water. When the pump is on, its motor drives an impeller at the other end at a high speed thus creating a vacuum to pull the water upwards. A diffuser is needed to release the air out of the pump or suction piping.

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