No matter what new developments occur in the world of diaphragm pumps, there are certain questions that never change. Here, we’ll resolve ten of...

If you have been involved in pumping, piping, and design, you already know that there are a number of formulas for calculating losses. The...

In the first part of this article, we discussed some of the materials that have been tested extensively for use in diaphragms in AODD...

By Eugene Vogel, EASA Submersible pumps may have any of several types of internal sensors or protective devices, including temperature sensors, vibration transducers and moisture...

By Nancy Westcott, GoatThroat Pumps Every day industrial workers transfer potentially hazardous chemicals, such as solvents, acetones, lubricants, cleansers, and acids, from large drums into...

The “Efficiency Island” is shown in red—bounded by the maximum impeller diameter, minimum impeller diameter and the iso-efficiency lines. The goal is to maximize...

By Eric Sengheiser, Control Products Inc. When we think of steam, perhaps an image comes to mind of the old steam train in a Western...

Municipal wastewater applications are notorious for the difficult—sometimes bizarre—solids that make it into the flow system. These applications pose several difficulties including the presence...

The Algerian Ministry of Water Resources took up a project to create a reliable supply of water to the city and area of Tamanrasset...

Construction waste such as concrete washout is under scrutiny from environment agencies around the world, largely due to its heavy-metal content, notably chrome. With...