WASTEWATER
5 Common Wastewater Challenges And How To Mitigate Them
From ragging and grit to odors and cost constraints, wastewater operators face persistent challenges. Proven headworks technologies and preventative maintenance help utilities improve performance, reduce downtime, and control costs.
WASTEWATER CASE STUDIES AND WHITEPAPERS
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Choosing A Flow Measurement Technology
Flow, pressure, and temperature are the most important units of measurement when monitoring or controlling fluids in pipes. They are early indicators for problems that can have major implications for the overall business.
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How To Cannibalize Your Own Technology
Business people love to talk about "disruption." They pride themselves on eating their competitors' lunch. Where their markets used to be about raving fans, now it's about inspiring craving fans, fueled by "hunger marketing" and the fear of missing out. There's a lot of dog-eat-dog philosophy...which is why it's important for companies to be willing to cannibalize their own technologies.
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Level Measurement Myth Busting In The Environmental Market
Explore some of the most common beliefs currently being sold about radar in the environmental market.
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The Cost Of High Solids In Your Wastewater Treatment Plant
Conventional activated sludge wastewater treatment plants (WWTP) operate with solids (mixed liquor suspended solids – MLSS) concentrations ranging from approximately 1500 to 5000 mg/L. In membrane bioreactors (MBRs), typical MLSS concentrations are even higher (10,000 to 12,000 mg/L).
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Center Feed Drum Screen Is Mission Critical To MBR Plant
Huber’s center-feed drum screen was recommended as the best technology to prevent wash around that can ruin the membrane bioreactor at a WWTP in Las Vegas.
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Built to Weather Any Storm: One of the Largest Drainage Pumping Stations in the World
After Hurricane Katrina, the Army Corps of Engineers moved quickly to fast-track a multi-billion-dollar infrastructure project to shore up the Southeast Louisiana Flood Protection System – a project that had been stalled for decades. As part of this effort, Pentair was commissioned to build 11 massive pumps to be installed along the Gulf Intracoastal Waterway (GIWW) just south of New Orleans.
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What Kind Of Data Does Side-Scan Sewer Inspection Collect?
Learn how side-scanning works, and what the benefits could be for your utility.
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AquaSBR® System Treats High Strength Vegetable Processing Waste
In early 1993, Birds Eye Foods was faced with a difficult decision, to construct a new wastewater treatment facility or to retrofit their existing flow-through extended aeration treatment system
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Green Stormwater Infrastructure Is Having Its Day
Not long ago, systems engineered to manage and mitigate stormwater runoff were predominately of the “gray” variety. Today, however, more and more municipalities are embracing green stormwater infrastructure (GSI).
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Preparing Water For Discharge Into The Great Miami River
In this case study, discover how a WWTP used a Mazzei aeration system to continue meeting its permit requirements without adding to the daily responsibilities of plant personnel.
WASTEWATER APPLICATION NOTES
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Pipe Repair On A Budget
A new pipe-repair solution promises to save time and money, while also being sustainable, long-lasting, fully scalable, and safe for workers.
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Textile Wastewater Treatment — An Application To Sustainably Reuse Water In The Textile Industry
The textile industry is a water consumption intensive industry. Water is utilized for cleaning the raw material, and for the different steps in the textile dyeing process. Due to the effects of water scarcity and stricter environmental regulations, the cost of fresh water utilization has increased worldwide.
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Sewage Pump Station Level Application
The most common level application in the water and waste water industry is the infamous wet well. With its line-of-sight measurement technology, rugged sensor, narrow laser beam and virtually nonexistent maintenance requirements or on-site calibration, ABB’s LLT100 laser level transmitter answers most concerns related to wet well level measurements and makes it easy to calculate what could amount to a substantial return on investment.
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Application Note: Small Team Saves Big Hassles With The Professional Plus Multiparameter Instrument In the past, Shinkle and her colleagues carried separate YSI meters for pH and DO, she notes. Now they use the YSI Professional Plus handheld multiparameter instrument, which allows them to measure pH, DO and temperature with one quick, reliable instrument. By YSI
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Pile Cloth Media Filtration For Food Processing
Read about the cloth media filter installations that have been operating in food and beverage wastewater plants for over 25 years.
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Magnetic Flow Meters Improve Recycling Of Gas Well-Produced Water
As old gas & oil fields play out, newer methods must be used to extract resources from areas where they are locked in layers of shale. One current technique is known as “fraccing,” in which high pressure water is pumped into the well shaft to “fracture” the rock layers, allowing more natural gas to escape and be collected. However, this technique poses a number of environmental problems, including contamination of water with hydrocarbons, solid particulates, and scale producing ions — making it unsuitable for reuse.
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MEGA-STOP Bell Protection System Aids In Pipe Joint Assembly
Water and wastewater piping come in a variety of materials, joints, and diameters. They can meet a multitude of demands and needs for the country's infrastructure.
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Determination Of Polycyclic Aromatic Hydrocarbons In Seafood
Polycyclic Aromatic Hydrocarbons (PAHs) are a large group of organic compounds found naturally in the environment. PAHs are monitored by the US Environmental Protection Agency due to their carcinogenic characteristics.
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Dosing Of Sodium Hypochlorite Solution For Drinking Water Disinfection
A water purveyor was in urgent need of a chemically resistant flow instrumentation with a long life of service that allowed reliable and long-term stable dosing of the sodium hypochlorite solution.
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Monitoring IWW Effluents With FP 360 sc Oil-In-Water Sensor
This application note explores a test which demonstrated significant improvements in Oil-in-Water monitoring of industrial wastewater in comparison to the weekly grab sample analysis method.
LATEST INSIGHTS ON WASTEWATER
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Strategic flow monitoring helps wastewater utilities curb overflows, cut costs, and safeguard public health by turning accurate data into proactive action.
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When seeking bids for a fair comparison, it’s important to evaluate the total cost of ownership.
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Researchers have developed polyimide-based membranes for membrane distillation (MD) that overcome three persistent issues in membranes for water treatment and gas separations: the need for pore-forming chemicals that prevent recycling, performance degradation due to pore wetting and fouling, and the inherent trade-off between high water flux and selectivity.
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As technology improves and becomes more accessible, outdated municipal wastewater systems are fast beginning to show their age. Today, water pumps come in a variety of designs that enable uses that previous generations could only have dreamed of.
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Accurate storm surge predictions are critical for giving coastal residents time to evacuate and giving emergency responders time to prepare. But storm surge forecasts at high resolution can be slow.
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The demand for smaller, highly effective wastewater treatment systems continues to grow due to land scarcity and high prices in many parts of the country and the desire by developers, builders, and homeowners to maximize the use of every square foot of property.