Category: Water & Wastewater

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The Evolution of Collector Monitoring Systems

The vast majority of chain and flight collectors in operation throughout the world do not have any form of monitoring system installed to protect against operational failure. Traditional safety devices consist of a shear pin sprocket device, with a limit…

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Rectangular vs. Circular Clarifiers: Which is better?

Examine the benefits of rectangular and circular clarifiers by comparing performance, hydraulics, basin construction, maintenance, and lifecycle costs.

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How is a Polychem system assembled and installed?

The following animation illustrates how a standard Polychem chain and flight scraper system is assembled and installed:

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Fixed vs. Moving Bed Systems: Cost

The differences between fixed and moving bed systems are significant, as discussed in the four previous blog articles. Therefore, a comparison between the two systems should not be made on the basis of a single parameter, such as specific surface…

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