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Typical Wear Parts for a Horizontal Paddle Wheel Flocculator

Typical Wear Parts for a Horizontal Paddle Wheel Flocculator

A couple of months ago, we put together an article on Flocculator Maintenance, outlining the importance of routine flocculator maintenance.  The correct maintenance on your flocculator can result in decades of useful life. To add to those comments, we would
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Methods of Operation for a Rotating Scum Pipe

Methods of Operation for a Rotating Scum Pipe

Rotating scum pipe system is the most popular and most common option employed for collecting floating scum at municipal treatment facilities. There are numerous customized options available in the design of a system, both in materials of construction and the
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Pilot Testing for Water Treatment Plants Presentation

A pilot unit is designed to replicate an entire flocculation and sedimentation basin. This unit is a portable complete system that can be delivered to a plant site. A pilot unit is used for multiple applications in testing such as
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Stainless Steel vs Fiberglass Troughs

Stainless Steel vs Fiberglass Troughs

Troughs are a key component in water management for water and wastewater operations. They can be supplied in straight or circular configuration for use as effluent troughs, filter troughs, clarifier troughs, and sluice troughs. Careful design to meet the needs
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Design Considerations for Conveyors and Storage

All material handling systems in a wastewater treatment plant need two things; conveyors and storage. These are two pieces of equipment that need to be designed correctly in order to operate optimally.  Common questions for a material handling system are: 
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Inclined Plate Settler Rules of Thumb

Inclined Plate Settler Rules of Thumb

Inclined Plate Settlers are used in the sedimentation process of both water treatment and wastewater treatment plants. In this process there are two popular styles used, tube settlers and inclined plate settlers. Both of these styles use the same theory
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Submerged Grit Collection Screws Presentation

Submerged grit collection screws are used in Municipal Wastewater Treatment plants. Grit screws are used in a classification process most often in aerated grit tanks to remove grit from water. These screws are conveying grit from the tanks/basin into a
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Typical Cost of a Horizontal Paddle Wheel Flocculator

Typical Cost of a Horizontal Paddle Wheel Flocculator

Horizontal Paddle Wheel Flocculators (HPWF) are the most popular and most economical flocculator used in water treatment plants. These flocculators are designed with 10 State Standards in mind. Plants are concerned, not only about the cost of the equipment, but
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Belt Conveyors vs Screw Conveyors in Municipal Wastewater Plants

Belt Conveyors vs Screw Conveyors in Municipal Wastewater Plants

Municipal Water and Waste Water Treatment plants need to use conveyance for solids, screenings, and grit. Plants choose between belt conveyors and screw conveyors. The choice between belt conveyors vs screw conveyors comes down to what materials you are conveying.
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DO, BOD and COD: What is the Difference?

DO, BOD and COD: What is the Difference?

In my role working with the JMS Eco-AIR (Low Profile Cascade Aerator) at wastewater treatment plants, I have the opportunity to speak with operators about the quality of processed wastewater leaving their plants. Often we discuss the Dissolved Oxygen content
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