Wastewater Treatment Plant Articles

Municipal wastewater treatment plant

Location: Kitimat, B.C. Owner: Kitimaat Village Council Description: Conceptual and detail process design of a 300 m3/d rotating biological contactor treatment plant incorporating primary solids removal, flow equalization, influent pumping, secondary clarification, sludge holding tank, control building, treated effluent pump station, and a ...

Oct. 10, 2012

By NovaTec Consultants Inc.

Control of Wastewater Treatment Plants

Instrumentation, control and automation (ICA) of wastewater treatment systems and sewer networks have attracted much attention since the early 1970s. The developments during the last four decades in on-line instrumentation, computer technology, process understanding and subsequent model development, and control methods have been powerful driving forces for advanced control making ICA ever more ...

Nov. 11, 2015

By IWA Publishing

Wastewater Treatment Plant

Water is basic to life. It is a precious resource and has become precious commodity now. On going Industrialization, population & urbanization pose pressure on water availability. Utility value of world’s freshwater resources like lakes and rivers are diminishing rapidly due to over exploitation & pollution. Groundwater, an alternative to surface water is also a natural ...

Aug. 1, 2009

By Sugam Paryavaran Vikalp

Wastewater Treatment Plants for the Textile Industry

The textile industry demands a significant amount of water , especially in the dyeing process, giving as result a complex wastewater that requires particular attention. Panta Rei has built a strong experience in this sector, and over the years it has become our core business and our specific area of expertise. We have installed water and wastewater treatment plants for some of the largest ...

Mar. 1, 2013

By Panta Rei Srl

Algae control in wastewater treatment plant

Description One of the main challenges faced by Wastewater Treatment Plants (WWTPs) is the control of algae blooms. High algae concentrations create problems for process performance and increase operating expenditure for cleaning and maintenance activities. Results The LUS has shown to be a viable solution at controlling algae growth in the ...

Nov. 25, 2014

By LG Sonic

Town of Manhattan Wastewater Treatment Plant

The Manhattan treatment plant is a 400,000 GPD plant in two trains, containing six 24 x 5.0 Bio-WheelTM. It is able to nitrify and denitrify, with two anoxic basins ahead of the aeration basins. Two conventional flight and scraper clarifiers are used. Three Penn Valley RA S/MLSS pumps are located in a separate pump room. The plant is designed for a future expansion to 0.8 MGD. At this time the ...

Jun. 17, 2010

By H2O Innovation

Class A Industrial Wastewater Treatment Plant

Settling Time Reduced From Twelve Hours to 30 minutes! This facility receives and treats oily wastewater from industrial clients. The water is treated with an initial oil/water separator, collected in a reaction tank where Floccin-J is used at a dosage of 325 lbs/18,000 gallons, then dewatered using a ...

Mar. 7, 2006

By Integrated Engineers Inc.

Application of LEDs in Wastewater Treatment Plants

Wastewater treatment plants are prone to explosive risks due to the presence of volatile, flammable compounds inside the building. The Occupational Safety and Health Administration (OSHA) has highlighted the dangers of such hazardous environments through a federal safety investigation of a Canastota wastewater plant. In 2014, a worker died from third-degree burns after a devastating ...

Feb. 28, 2017

By Larson Electronics LLC

Energetic flexibility on wastewater treatment plants

In the future, an additional potential of control reserve as well as storage capacities will be required to compensate fluctuating renewable energy availability. The operation of energy systems will change and flexibility in energy generation and consumption will rise to a valuable asset. Wastewater treatment plants (WWTPs) are capable of providing the flexibility needed, not only with their ...

May 25, 2017

By IWA Publishing

Columbia Wastewater Treatment Plant Upgrade

John Dooley, director of utilities and engineering for the City of Columbia (US), talks about a USD40 million project for the city's Metropolitan Wastewater Treatment Plant. The capacity will increase to 150 million gallons/day (now 80 million gallons), and the pumping facility is to be relocated on the property. Requests for quotes are being prepared to be published soon. ...

Jul. 13, 2012

By IWA Publishing

Industrial wastewater treatment plant study

Client: Lincoln Plating Project Summary Burns & McDonnell provided a concept study evaluation of an existing industrial wastewater treatment plant for expansion to increase capacity for future process plant growth for Lincoln Plating, Lincoln, Neb. Included in the evaluation was an analysis for the reuse of recoverable industrial wastewater to reduce the demand on the ...

Sep. 21, 2009

By Burns & McDonnell

Wastewater treatment plant Arnsberg-Wildshausen

New Turbo Blower Reduces Costs And Energy Consumption Having exchanged a 19 year old turbo compressor for a turbo blower of the new “AT Turbo Generation 5” series, the wastewater treatment plant Arnsberg-Wildshausen is now making considerable savings, both in terms of energy and money. In Arnsberg-Wildshausen Ruhrverband (Essen) operates a biological wastewater ...

Feb. 1, 2013

By Aerzener Maschinenfabrik GmbH

Wastewater Treatment Plant Optimisation PLANT A - Case Study

Site Details: PLANT A, Co. Cavan, Ireland. Operator details: Undisclosed Description of Wastewater Treatment Facility: PLANT A is an activated sludge Municipal Wastewater Treatment Facility which has inlet works followed by an oxidation ditch, secondary clarifier and a tertiary clarifier. Difficulties encountered on the WWTP ...

Dec. 16, 2014

Radionuclides in wastewater treatment plants: monitoring of Sicilian plants

Three Sicilian wastewater treatment plants were monitored to assess the occurrence and the behaviour of radionuclides. Two sampling campaigns (screening and long-term) were carried out during which liquid and solid samples have been analysed. It was found that 131I mostly occurred in the samples analysed during the screening campaign (43% of the analysed samples contained 131I). ...

Jan. 30, 2015

By IWA Publishing

Treatment of unpleasant odors in municipal wastewater treatment plants

The purpose of this paper to present a case study on how to address the odor problem from secondary sources within a municipal wastewater treatment plant (WWTP) by first identifying the locations of the problem and second by evaluating alternative treatment technologies. The WWTP of Chania is a typical 100,000 equivalent inhabitants-facility in a warm semi-arid environment which is located close ...

May 1, 2010

By IWA Publishing

Improving aeration control at the Ljubljana wastewater treatment plant

This paper describes an improvement to the aeration control at the Ljubljana wastewater treatment plant. Several changes were made to the existing aeration control. An adjustment to the parameters of the common air pressure controller contributes to a more responsive operation of the compressors. The introduction of the air pressure set-point controller adjusts the air pressure in the common air ...

Apr. 10, 2014

By IWA Publishing

Wastewater Treatment Plant, City of Marionville, MO

Marionville is located in Lawrence County, MO. This town in America’s Heartland is tucked in Missouri’s southwest corner, less than 50 miles from Kansas, Oklahoma and Arkansas. The burgeoning tourist destination of Branson, MO lies in the bordering Stone County. Marionville has a population of roughly 2,140. The waste water treatment plant required a new Headworks system as part of a general ...

Feb. 6, 2007

By Veolia Water Technologies North America

The Secret to Optimizing Solids Inventory in Wastewater Treatment Plants

A common problem in wastewater treatment plants in Australia is that generally they hold excessive amounts of solids. In fact this problem is common worldwide. However, LuminUltra’s 2nd Generation ATP. While traditional operating methods tend to rely on TSS and/or VSS measurements these often detect more than just living biomass. For example, TSS takes in to account living ...

Oct. 15, 2013

By LuminUltra Technologies Ltd.

Nakanojo wastewater treatment plant case study

"We wonder why others don't use Volute." Nakanojo town, nestled along streams in Gunma prefecture, has seven wastewater treatment plants. Among them, Nakanojo wastewater treatment plant is the biggest municipal plant serving 5000 population equivalent. Nakanojo is the municipality where "Volute", originally intended for use in industrial applications, was installed for the ...

Mar. 7, 2014

By AMCON Inc.

Wastewater treatment plant odor control - Case Study

Client: Karcher Creek JWWTF in Port Orchard, Washington Facility: A Wastewater Treatment Plant (WTP) located in a scenic and residential area Problem: How to eliminate wastewater odors with limited space available. Decision: The decision was to build a BOHN BIOFILTER system on the roof of a mixing ...

May 3, 2017

By Bohn Biofilter Corporation

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