Activated Sludge News

  • WWTP in dairy industry, problems by Meganema perideroedes

    The filamentous bacteria are generally present in the mocrobiological communities of activate d sludege of wastewater treatment plants (WWTP) and insutria (WWTP). The excessive growth of these organizsms could cause seriou problems, foaming and bulking, for the operation of the WWTP. Specifically the IWWTP of dairy Industry are very problematic due the high level of soluble COD in the ...


    By Aguambiente

  • Europe`s largest wastewater plant saves £500k/year

    UK water utility Thames Water recently undertook an evaluation of one of Europe’s largest wastewater treatment plants in Beckton to find potential energy savings. Processing wastewater from more than four million people, the site was already generating more than 50 per cent of its energy through a combination of wind turbines, biogas generation and other measures. Yet, the utility’s ...


    By Aquatech Global Events

  • Finnish Econet Group got 13 million project from the largest pulp and paper company in Russia

    Econet Group and Russian Ilim Group made a deal of a turnkey contract worth of 13 million euros to the new pulp factory in Ust-Ilimsk. Turnkey contract includes the design, implementation, and wastewater treatment machinery of the wastewater treatment of the new pulp factory. The commissioning is in 2022. The project is part of a billion dollar Big Ust-Ilimsk project, with which the capacity and ...


    By Econet group Ltd.

  • Accurate monitoring of wastewater treatment effluent and surface water storage

    Developed with advanced ion selective electrode (ISE) sensor technology and a highly intelligent transmitter, the family of Hydra-DS Analysers from Electro-Chemical Devices (ECD)  simplifies the accurate measurement of harmful nitrogen (nutrients) and ammonium to maintain water quality in a wide range of ...

  • MBR Membrane Bioreactor Design with AQUA DESIGNER

    AQUA DESIGNER is one of the standard design programs for activated sludge plants in Germany and worldwide. The range of tools has been extended over the last few years to all important procedures and procedural stages. -  Sand trap as ventilated sand and fat catcher or round sand trap. -  Primary clarifier as rectangular or round basin. -  Aeration as continuous flow or SBR ...


    By BITControl GmbH

  • Compact solution to bakery effluent

    Food manufacturing and processing operations have made huge strides in cutting their environmental impact, cleaning up or reducing the effluent and wastewater they produce. Of course, it makes good business sense. But it’s a problem that isn’t going to go away and with increasing trade effluent charges and disposal costs, it’s an ever-present issue. Take the bakery sector. ...


    By Advetec Holdings Ltd

  • Fluence MABR Aces Stanford University Test

    After a yearlong pilot test of Fluence’s membrane aerated biolfilm reactor (MABR) wastewater treatment technology at Stanford University’s Codiga Resource Recovery Center (CR2C), the CRC2 team has published interim results declaring it a success. The ...


    By Fluence Corporation

  • New fixed-bed technology for biological treatment starts in test phase

    After several months of intensive preparation, the newly developed fixed-bed technology for biological treatment of industrial wastewaters containing organic contaminants has now been put into test operation. Already at the beginning of the adaptation phase, a rapid development of the desired biomass can be seen under the microscope. By using process-adapted packing material with a maximized ...

  • Disinfection Supported By Gas Leak Containment Vessels

    Preference For Chlorine Gas For Disinfection Supported By Gas Leak Containment Vessels The superintendent of an average 4 MGD activated sludge wastewater treatment plant (WWTP) reports that his preference for using chlorine gas as his most cost-effective option for primary disinfection has been further supported by enhanced management of gas leak risk. “We are operating 24/7 within ...


    By ChlorTainer, Inc

  • Addressing Water Quality in the Philippines

    Wastewater treatment regulations aim to improve economic and health problems The Republic of the Philippines, which comprises more than 7,000 islands, has the fifth longest coastline of any nation in the world at more than 36,000 miles. But with increasing development, population, and tourism, ...


    By Fluence Corporation

  • Kurita Europe honors outstanding Water Science graduate thesis

    Kurita actively promotes modern studies dealing with water-related subjects. As part of this engagement, each year we grant a prize to one outstanding graduate from the interdisciplinary university course “Water Science” at the University of Duisburg-Essen, Germany. “Water science” is a unique multi-faceted study program open to German and international students. In the ...


    By Kurita

  • Wet gas scrubbing in emission treatment compared to other methods of emission treatment

    In the field of air pollution control several techniques are at our disposal : gas scrubbing (physical, chemical), biofiltration, bioscrubbing, biotricklingfiltration, activated carbon filtration and post combustion (thermal – catalytic). Obviously, every method has its own application area, advantages as well as disadvantages, all at a different cost, depending on the circumstances. Gas ...

  • Installation of Aerostrip in Himberg

    This September we started our installation of AEROSTRIP diffusers in the waste water treatment plant of Himberg / Lower Austria, aiming to reduce the energy demand. The plant consists of two lanes, each having two activated sludge tanks. The old tube aerators from silicone membrane were removed and replaced by 96 AEROSTRIP Q3.5 diffusers. The installation was successfully finalized in ...


    By Aquaconsult Anlagenbau GmbH

  • Filter Press Types

    Filter press is an equipment that makes use of a kind of special filtering medium, put definite pressure on object for discharging liquid. It is an equipment to separate solid and liquid in the common and intermittent way. ...

  • World Bank Stresses Resilience in Rebuilding Caribbean

    In the wake of Hurricanes Irma and Maria, the World Bank held a high-level meeting on recovery and resilience in the Caribbean on October 13, 2017, at its Washington, D.C., headquarters. The high-level speakers included Jorge Familiar, Vice President of the World Bank for Latin America and the Caribbean; Dr. Jim Yong Kim, President of the World Bank Group; Amina Mohammed, Deputy Secretary General ...


    By Fluence Corporation

  • WTW at IFAT 2018

    The Wet Chemistry revolution is now Our biggest trade show highlight was the presentation of a real innovation made in Weilheim with the Alyza IQ. Our new Analyzer generation sets new standards with its revolutionary mixing unit by saving costs and protecting the environment. This was perfectly showcased by comparing the daily reagent consumption with the previous analyzer ...


    By WTW - a xylem brand

  • WTW at IFAT 2018

    141.000 visitors came to Munich from May 14th till May 18th to visit the IFAT as world’s leading trade fair for water, sewage, waste and raw materials management. We as WTW shared a common booth with Sensus under the slogan “Smart Water Delivered with Expertise”. The Wet Chemistry revolution is now Our biggest trade show highlight was the ...


    By WTW - a xylem brand

  • Codigestion At Water Resource Recovery Facilities

    About five years ago, the Water Environment Federation (WEF) formally began using the term, water resource recovery facility (WRRF), in place of wastewater treatment plant. WEF noted that the name change reflects a changing paradigm in the water sector, focusing on recovery of water, nutrient and energy resources. In a press release announcing the change, WEF referenced codigestion ...


    By BioCycle Magazine

  • Y3 MBBR Bio filter Media 25*10mm for waste water

    The solutions based on MBBR technology is mainly used in the following applications: + For new plants, especially those requiring a small footprint and easy operation, for BOD/COD and nitrogen removal + As a high loading system in front of existing biological treatment - roughing reactor + To increase the amount of ...

  • A consortium led by Veolia wins contract to extend and bring up to standard Bonneuil-en-France water treatment plant

    Veolia, through its subsidiary OTV, was selected by the Le Croult and Le Petit Rosne valleys intermunicipal association for water management (SIAH), Paris region (France), for the contract to extend and bring up to standard the Bonneuil-en-France wastewater treatment plant. The 10-year contract, worth a total €199.4 million, excluding taxes, of which €112 million for OTV, ...


    By Veolia Water Technologies

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