in-channel screen Articles

  • SCS - Spiral Channel Screen

    Here we grow again! More new products from Arlat Arlat releases it’s ‘SCS’ Spiral Channel Screen, for use in small channels and Septage Receiving stations. Ready for release this year, Arlat is adding another screen design to their product line up. The SCS is designed for channels that are 2’ (24”) in width or smaller. Arlat has received numerous call from sales representatives and ...

  • Trash Screen Monitoring in Falkirk

    Falkirk County Council, Scotland Supply and installation and maintenance of a Trash Screen blockage and Flood Warning system, 2006 - ongoing Hydro-Logic was appointed by Falkirk County Council to supply, install and commission a series of sites where there were concerns over flooding. The systems were deployed to supply alarms to a central control office at Falkirk ...

  • Organic fouling development in a long channel RO membrane cell

    This study was to experimentally investigate organic fouling development in a 1-m long RO membrane channel using alginate as a model organic compound. Five parallel local permeate fluxes with a distance interval of 20 cm along the channel were monitored continuously during the organic filtration tests. It was found that organic fouling became more severe towards the outlet of the channel. This ...


    By IWA Publishing

  • ROMAG storm water screen system for the CSO works La Maladière in Neuenburg

    With the RSW-K high-capacity storm water screen and a emergency shut-off valve, the volume of the upstream sewerage system is optimally utilized and the receiving body ideally protected against contamination. The storm water screen removes visible solids from the sewage water before the water is discharged into the receiving body. At the La Maladière surplusing works, the ROMAG RSW-K ...


    By ROMAG aquacare ag

  • Fine screen retrofit cuts upgrade costs by US$1m

    Hawaii typically conjures up images of azure seas, swaying palms and pristine beaches. Behind the romance of this tropical paradise is a reality that faces most wastewater treatment professionals today – a rising population placingincreased demands on treatment facilities and tougher regulatory requirements.To preserve Hawaii’s natural beauty, keep up with growth and ensure regulatory compliance, ...


    By JWC Environmental

  • Wastewater treatment facility uses ‘monsters’ to better manage screening, odor and trash

    As wastewater pours into the Cobourg Water Pollution Control Facility located on the outskirts of this Canadian town, it comes loaded with organics, trash, debris and chemicals. A large perforated plate screen system, called a Monster Separation SystemTM, is the plant’s first line of defense and removes all unwanted solids in order to protect downstream processes.Managers at the facility report ...


    By JWC Environmental

  • Fine screens help New Jersey wastewater treatment plant stop rag and grease problems

    A few years ago the Hammonton Wastewater Treatment Plant, located in the lush green countryside of southern New Jersey, faced continuous problems with rags, trash and plastics passing right through a rusty old bar screen and into the oxidation ditch and final clarifier.After years spent unclogging pumps, clearing out trash and untangling the UV system – plant managers decided to find a better ...


    By JWC Environmental

  • Dunstable sewage treatment plant steps up to mono nov for a complete extraction package

    Underlining its ability to supply either individual products or complete packaged systems for this type of application, Mono also provided two screw extractor systems and a single screw conveyor to partner an existingunit. The original step screen units installed on the Dunstable plant’s inlet flow had proved to be inefficient and unreliable. The replacement Discreen units now screen the inflow, ...

  • Challenge: reduce costs and eliminate odour. Can it be done?

    Arlat ‘SDP’ Spiral De-watering Press is up for the job.Trucking costs can be decreased and odour eliminated by using an ARLAT ‘SDP’ Spiral De-watering Press in your treatment plant. Arlat’s Spiral De-watering Press operates by obtaining screenings from a screen’s or screw conveyor’s discharge chute that is located directly above the inlet chute on the press. The Arlat press then takes the ...

  • Mononov specified for europe’s largest storm overflow

    Through its Spanish distributor, Albosa, Mono has supplied 32 stormscreens and 46 progressing cavity pumps to the UMAC Wastewater Treatment plant, which was designed to handle a maximum flow of 129,600m3 per day. These high performance stormscreens, which offer an alternative to conventional mesh and powered screens for handling storm overflows, have been installed to ensure that no contaminated ...

  • Falkirk Council case study

    Falkirk County Council, Scotland Supply and installation and maintenance of a Trash Screen blockage and Flood Warning system, 2006 - ongoing Hydro-Logic was appointed by Falkirk County Council to supply, install and commission a series of 7 sites where there were concerns over flooding. The systems were deployed to supply alarms to a central control office at Falkirk ...


    By Hydro-Logic Services

  • Jail waste streams provide unusual challenges to typical industry equipment

    Arlat ‘TS’ Filter Screen proves itself equal to the challenge. Unusually high volume of solids and the wide variety of materials in waste streams from correctional institutions provide unique challenges to today’s typical wastewater equipment. In recent years, the state of Virginia has installed five ARLAT ‘TS’ Filter Screens in correctional institutions. They use the screens to remove ...

  • Mononov provides stormscreen protection for lake district beauty spot

    The station’s existing screens had previously caused system blockages that posed a threat of subsequent flooding. Looking to install an extra level of screening into the system, United Utilities were impressed by the flow-powered operation and the selfcleaning action offered by the SC1A15064 Mono Stormscreens. “The Bowness CSO overflow chamber is located under a main road and accessed via a ...

  • A mono nov discreen saves migratory fish

    Implementation of conventional filters at the plant, which serves the Preston area with 6.6 million gallons of water per day, was judged impractical as they would have required regular maintenance to clear leaves and debris,whilst conventional screening technology would have been prohibitively expensive and difficult to install at this particular site. Consulting engineers were initially called ...


    By NOV Mono - Mono Pumps Ltd

  • Mono nov pulls out all the stops at shanganagh

    Members of Dun Laoghaire and Rathdown Council were looking for a method of solids removal at the STW, which serves 45,000 people in the South Dublin area. Mono was awarded the contract to provide a full solids removal system comprising new equipment from Mono to work in conjunction with 4 existing comminutors, offering solids screening of up to 18 million gallons of effluent a day. The flow was ...

  • Geotextiles in Construction Dewatering

    Woven geotextiles work wonders in dewatering applications as wraps around well screens and sump pit screens. The textile can be sewn into sleeves or tubes to be slid over the well screen or sump pit framework. This technique allows the user to compensate for well screens with slots that are too large or for sump pit piping with large perforations. By adding the geotextile sleeves the user ...


    By Griffin Dewatering

  • Accurate management of waste water flow case study

    SmartScan 50O provides an accurate ultrasonic solution for flow measurement of waste water in a nation-wide advanced treatment plant. This wastewater treatment plant is located just outside a pop. 1 Million City. The plant provides wastewater treatment services for the municipality since 1999. The plant utilizes the latest technology of wastewater treatment that enables purification of ...

  • Mono nov solves another fishy problem

    A division of Monsanto, NutraSweet Kelco is the world’s largest producer of alginate, a by-product of seaweed which is used as a natural thickener in the food, pharmaceutical, textiles and pet food industries. The efficiency of the production process and the quality of the final product is heavily dependent upon the thorough screening of river water to remove all debris, such as twigs, logs and ...

  • Mononov provides stormscreen solution to sewage problem

    The installation of a Mono Stormscreen unit now allows the incoming raw sewage to be thoroughly screened at storm level, ensuring large solids are retained in the main flow to treatment and that the stormwater discharge from inlet meets consent requirements. The Stormscreen is designed to provide a self-cleaning, self-powered alternative to existing mesh screens for handling storm overflows. ...

  • Dry cleaning plant: Boston, Massachusetts

    Site Summary Dry cleaning solvents were found in the soil under a parking lot adjacent to a large dry cleaning plant located in a mixed commercial and residential suburb of Boston, Massachusetts. The contamination was traced back to a storm water catch basin in the parking lot which contained sediment and sludge with high concentrations of the dry cleaning solvent perchloroethene (PCE). The ...


    By CL Solutions, LLC

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