Interoperable interactive geometry for Europe
I forgot my login data

Report a bug

Fan club

Quick Intro Videos
click to start movie
Create A Simple
GeoGebra Resource (25Mb)
click to start movie
Filing a review
click to start movie
Find a Resource

This platform is brought to you by the intergeo project, funded under the eContent Plus programme of the European commission and by partners

Maxine Elliot

Find all blog entries created by Maxine Elliot. I2geo members can add a comment on any blog entry.

How To Handle High Pressure Positive Displacement Pump

Pumps are a very commonplace object in our everyday lives as they are used to move fluids from point A to point B. The three most common categories are the direct lift, displacement, and gravity, but this article will focus more on high pressure positive displacement pump. With this type, the fluid flows from one pipe to another through the expanding and contracting of the space between two pumping elements, regardless of the pressure operating against it.

These particular high pressure process pumps can be subdivided into rotary and reciprocating models indicating particularly mechanisms that move liquids. Each of them will be described with the right choice indicated. Take the rotary pumps. As noted in the name, it moves fluid by means of a rotating mechanical kind of movement. A vacuum is created by this circulation motion, thus drawing the liquid in and then pushing it out while rotors spin continuously. Elements involved are various and include such things a screws, lobes, vanes, and gears.

The rotary pump functions on a rotating mechanism. The circular motion creates a sort of vacuum that sucks up the fluid into the spaces. As the mechanism continues to rotate, the fluid is then pushed back out. Rotary pumps are even further subdivided, again depending on the type of motor used. The most commonly used are the screws, vanes, lobes, and gears.

The good thing about the rotary type is the efficiency it provides. The air between the lines is automatically squeezed out and thus, there's no need to do this manually. The downside to this is that because the rotors are so precisely placed, only highly viscous fluids and low flow rates can be used with these pumps.

The reciprocating pump, as mentioned earlier, operates on a linear motion. The pumping elements involved here are either a piston or a diaphragm. These also suck up the fluid on the upstroke of the pumping element, and then push it back out on the downstroke. With this type, the volume discharged adjusts to the speed of the pump, and there are check valves to direct and regulate the flow.

Thus, there are specific reasons for opting for one or another model in the displacement category. Performance is always at the top of the list. You also need all the specs and details to make a good decision. Of consideration should be power, efficiency, flow rate, and pressure. It pays to do some background research in order to judge the appropriateness of these areas for your needs.

Another thing to consider is the type of pumps. In any case, with this, you also have to know exactly what the pump is going to be used for. The type that's best for you'll always be dependent on the purpose, as some variations are suitable for beverage and food wastes, while others are more for suitable for fuel and oil services. In fact, it really depends on your need.

In line with this is the material used. There are several options and again, it will depend on the purpose and environment that your pump will be in. For example, abrasive materials will need a stronger kind of material. When it comes to choosing the right positive displacement pump, always consult with a professional. Do your homework as well, so you'll know what you need. A little research never hurt.

When you are in need of facts about a high pressure ammonia pump, go to the web pages online here today. Additional details can be seen at now.

0 Comment(s) to "How To Handle High Pressure Positive Displacement Pump"