automatic bod Articles

  • Two environmental laboratories, 1 private and 1 government, optimize automation and ROI with investment in BOD/Titrate duo (case study)

    MANTECH INC. is a leading manufacturer of automated multi-parameter, titration, BOD and COD laboratory instruments. Both a Private and Government Environmental Laboratory required optimized return on investment for both automated BOD/CBOD and automated multi-parameter systems. They each invested in the MANTECH BOD/Titrate Duo. Background Each laboratory identified ...


    By MANTECH Inc.

  • Tomato Processor Pilot Bioreactor

    98% Average Reduction in BOD & TSS A tomato processing facility was required by the city to reduce BOD from 4,000 ppm to 200 ppm. Integrated Engineers proposed a small scale Bioreactor to prove the effectiveness of the activated sludge process on the customer’s wastewater as well as establishing the parameters for a full scale system design. The trailer mounted ...


    By Integrated Engineers Inc.

  • The Role of Activated Sludge Solids in an Actiflo® System

    ABSTRACTThis research was conducted using jar tests to investigate the impact of adding activated sludge solids to the Actiflo® process, a high-rate clarification (HRC) system, to increase BOD removal in HRC systems treating raw wastewater during periods of high wet-weather flows (WWF). A study of dosages and impacts of ferric sulfate, polymer, microsand and activated sludge on performance of the ...

  • Biostyr, Blackburn WwTW, united utilities

    Client United Utilities (UU) are the 2nd largest water company in England/Wales. They are responsible for an area in the north west of the UK, which includes major cities such as Manchester and Liverpool. The Client's Needs As part of the overall improvement to the site at Blackburn, VWS secured the final phase of the works for the supply of a new tertiary ...


  • Case study - Industrial ASBR wastewater treatment facility, India

    This two (2) basin ASBR facility near Mumbai, receives a variety of industrial wastewaters collected from many factories and chemical production facilities. The 10,000 m3/d wastewater plant comprises flow metering, chemical treatment,  pH correction, flow splitting, flow equalization with aeration, chemical precipitation and lamella plate clarification, two (2) basin ASBR biological ...

  • Petrochemical Refinery invests in automated COD analysis system utilizing new PeCOD technology (case study)

    Background  A petrochemical refinery has 6 different wastewater sampling points for effective process control. When there is a problem in effluent COD, samples from all 6 points are needed to determine source of the contamination. Once the contamination source is determined, corrective actions are taken. Problem The current COD dichromate test ...


    By MANTECH Inc.

  • Effluent Treatment Plant (Distillery Effluent) Distillers Ltd, Trinidad.

    Treating most stringent molasses based distillery effluent to discharge standard in Carebbian Region. A waste water treatment project for a Distillery in Caribbean region where W.O.G Group will be treating most stringent molasses based distillery effluent, as per local’s discharge norms. CHALLENGE: Treatment of stringent effluent generated by Molasses based ...


    By WOG Technologies Inc.

  • The rehabilitation of 43 year old waste lagoons

    In 1967 the City of Concordia, MO built a segmented lagoon system to handle the small town’s waste requirements. The main industry in Concordia is a Tyson renderings plant, and the lagoon system was designed to also handle that plant’s final waste and water polishing requirements. The lagoon system was a relatively standard design, consisting of an 18.7 acre primary lagoon, a 5.6 acre ...


    By Reliant Water Technologies

  • Case study - Daphne utilities water reclamation facility

    With significant TSS and BOD reductions from their Salsnes Filter system, Daphne Utilities has restored previously lost plant capacity. More than that, loading reductions have cut back aerator maintenance and lowered energy consumption of blowers. Project Background Daphne Utilities, situated on the eastern shore of Mobile Bay in Alabama, provides water, sewer and natural ...

  • MBR bioreactor installation courtaulds, china

    Introduction Following a successful on-site trial using a mobile Bioreactor, Microbac has installed a full-scale Microbac Bioreactor unit in a Courtaulds textile plant in China to reduce the Chemical Oxygen Demand (COD) and Biochemical Oxygen Demand (BOD) of the wastewater. Information obtained from the site trial enabled accurate sizing of the full-scale Bioreactor unit to be ...


    By Microbac Ltd

  • An aeration control strategy for oxidation ditch processes based on online oxygen requirement estimation

    A feedforward-feedback aeration control strategy based on online oxygen requirements (OR) estimation is proposed for oxidation ditch (OD) processes, and it is further developed for intermittent aeration OD processes, which are the most popular type in Japan. For calculating OR, concentrations of influent biochemical oxygen demand (BOD) and total Kjeldahl nitrogen (TKN) are estimated online by ...


    By IWA Publishing

  • GEM vs DAF, efficiencies of GEM system over Dissolved Air Floatation (DAF) - Case Study

    Introduction Clean Water Technology, Inc., the creator of the Gas Energy System (GEM), provides the most advanced primary treatment system on the market. The GEM System provides superior reduction of total suspended solids (TSS), biological and chemical oxygen demand (BOD/COD), fats, oils and grease (FOG) and turbidity. Challenge A Frozen Food Manufacturer ...


    By Clean Water Technology, Inc.

  • Membrane Bioreactor Pilot

    The problem A company which produces a product that requires a constant supply of relatively clean water is planning to expand by adding new process units online.  The plant currently uses well water as a supply to its production.  The water production from the well is limited.  They need to install a system to produce reuse water to reduce the amount of water required ...


    By Dynatec Systems Inc.

  • Case study - Florida, USA – advanced sequencing batch reactor

    300,000 gpd ASBR facility replaced the existing concrete and steel conventional extended aeration activated sludge treatment, settlement clarifiers, and aerobic sludge digestors. Receives wastewater collected from 14 neighborhoods, residential housing, nursing homes and hospital facilities on a 425 acre site. Wastewater treatment comprises flow metering,  fine screening ...

  • Innovative portable package wastewater treatment plants - Case study

    DEVISE ENGINEERING S.A. has designed, engineered and is currently producing a new series of State of the Art Portable Sewage Treatment Plants (PSTP), incorporating advanced Ultra-Filtration (MBR) technology. These Plants are used for multiple “emergency” & “short-term” purposes with the ability to re-use the treated effluent. The particular Portable STP can be easily ...


    By DEVISE ENGINEERING S.A.

  • The baccelerator from cleveland biotech solves discharge consent problems at college case study

    A large residential College in the north of England housing 550 live-in students and 450 non-resident staff operates its own on-site effluent treatment plant to treat all foul waste arising before discharge to local sewer. The effluent plant constructed in 1991 comprises an inlet settlement tank at the head of the works from where the clarified influent feeds by gravity the coke filtration ...


    By Cleveland Biotech Ltd.

  • Lobsterman’s wharf

    Lobsterman’s Wharf is a seasonal restaurant serving seafood and meat dishes. Fried as well as grilled food is on the menu. There is also a 14-room inn as part of the property. All kitchen wastewater flows through an automatic grease removal unit prior to entering an existing grease trap. Sanitary and kitchen flow enters a pump station that pumps the influent to the treatment plant located ...


    By Walden, Inc.

  • The Baccelerator from CBio solves discharge consent problems at college case study

    A large residential College in the north of England housing 550 live-in students and 450 non-resident staff operates its own on-site effluent treatment plant to treat all foul waste arising before discharge to local sewer. The effluent plant constructed in 1991 comprises an inlet settlement tank at the head of the works from where the clarified influent feeds by gravity the coke filtration ...


    By Cleveland Biotech Ltd.

  • Bakery Application - Case Study

    Introduction Clean Water Technology, Inc. is the creator of the Gas Energy System (GEM), the most advanced primary treatment system on the market. The GEM System provides superior reduction of total suspended solids (TSS), biological and chemical oxygen demand (BOD/COD), fats, oils and grease (FOG) and turbidity. Challenge A renowned Bakery and Savory manufacturer in Southern ...


    By Clean Water Technology, Inc.

  • Final effluent monitors protect wastewater treatment efficiency

    Southern Water operates 370 wastewater treatment plants (WWTP), many of which are unmanned for most of the time and most have numeric environmental permits, so a network of online monitors has been established to improve treatment and protect discharge compliance. This has involved the installation of final effluent monitors at over 300 sites in a programme that has lasted for more than ten ...


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