Chain in a treatment plant rarely snaps. It elongates, stops seating on the sprocket, and takes the sprocket with it. What drives that wear, how to read the warning signs, and five questions to ask before you buy replacement chain.
By Anthony Sherrill (JMS) & Andrew Dugan (WaterWrites) A lot of groundwork is laid before the bid day arrives. After months of careful design consideration and evaluating proposals from solution providers, the utility managers and consulting engineers are tasked...
As a Product Manager at JMS, one of my jobs is to work with Owners and Engineers on a day to day basis answering their questions. I recently had a conversation with an Engineer regarding recommendations for conveyance of compacted screenings from one unit to two...
Use of coagulants and flocculants in the water and wastewater treatment process is one of the keys to a successful outcome. Choice of the correct polymers for the process and the appropriate dosage rates is important. Also, of major importance is the make-down or...
Once it has been determined that a Screw Conveyor will best fit your application, and the type of screw conveyor you will use (shafted or shaftless), a calculation will be completed to specify the horsepower that will be needed to meet the needs of the...
The Grit Classifier is a key piece of equipment for most wastewater treatment plants. This equipment is located in the Headworks area of the facility. It receives a grit slurry from the process and through separation and removal action removes the grit from the...
Screw conveyors are compact in design and easily adapt to congested locations for conveyance of materials in a horizontal, inclined, or vertical screw conveyor. Inclined screw conveyors are widely used, however they are not recommended for inclines over 25 degrees....
Scum pipes represent one of the simplest and most economical ways to remove scum and other floating materials from the water surface in a municipal water or wastewater treatment plant. They typically operate intermittently from day to day, either manually or...
In my previous role working with the JMS Eco-AIR (Low Profile Cascade Aerator) at wastewater treatment plants, I had the opportunity to speak with operators about the quality of processed wastewater leaving their plants. Often we discussed the Dissolved Oxygen content...
You just don’t think about flocculator maintenance too often as flocculators are proven pieces of equipment and seem to run day in and day out for years, even decades. Flocculators are, however, rotating equipment with moving parts both above and below the water...