Water Pump Selection Handbook Manual

How many pumps do you own? It’s actually a very interesting question. If you asked a contractor or rental store operator they might respond with a number anywhere between 1 and 50. On the other hand a layperson might reply that he has no need for pumps in his home or workplace. So, getting back to our original question, how many pumps do you own? Even if you think you don’t own any, the chances are very good that you own a few pumps and simply forgot to consider them. Pumps are among the most widely manufactured items in the world and their many designs permit their use in a variety of applications. Heating and Air Conditioning Avondale PA . They are used in everything from washing machines, refrigerators, cars and trucks to construction sites, waste water treatment facilities and food-processing plants. Acne Cure . Pumps make possible many everyday tasks that we often take for granted. Indeed without pumps our world would be a much different place than we know it today.While many pumps can be found on job sites there are two very general types of water pumps in the construction industry. Different in design and application they each basically serve the same purpose, which is to move water from point A to point B. The first type of pump is the centrifugal design. This type uses a rotating impeller to draw water into the pump and pressurize the discharge flow. Common rental pumps include standard, trash and submersible models. The second type of pump is the positive displacement design, the most common of which is the diaphragm type. These pumps deliver a fixed amount of flow per cycle through the mechanical contraction and expansion of a flexible diaphragm. These pumps will be covered in greater detail later after reviewing some basic pump theory.


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