Sludge Pumping Articles

  • Case study - Mazzei airjection aeration system installed in Alabama Field Erected WWTP

    Activated Sludge Treatment in a Municipal Sewage Treatment Plant. Huntsville, AL The Problem: A design/build contractor needed a quiet, efficient aeration system for a 250,000 GPD field erected WWTP. This plant was to be located adjacent to a school. A restriction on ambient noise at the location of the proposed WWTP required a quiet aeration process. ...

  • Pump it up: making single-pit emptying safer in rural Bangladesh

    Safe emptying and disposal of fecal sludge from pit latrines in rural areas has become a priority for the Government of Bangladesh. In this paper, we calculate the volume and characterize the hazards of managing sludge to identify technologies for safely emptying rural single pits. In Bhaluka subdistrict, an estimated 15,000 m3 of sludge is produced annually. Physical, chemical, and microbial ...


    By IWA Publishing

  • Sludge reduction performance focus: Lagoon sludge case study

    In-Pipe Technology Pipe Technology® Company, Inc., Company, Inc., Company, Inc., is an effective, environmentally is an effective, environmentally is an effective, environmentally-friendly, and fiscally friendly, and fiscally responsible method to reduce accumulated lagoon solids. By reducing accumulated sludge volumes by 40% to 85%, In- volumes by 40% to 85%, In-Pipe Technology has helped ...

  • Engelhard Corporation (formerly Mearl Corp.) - pigment plant, Crisafulli automated flump system-case study

    Customer: Engelhard Corporation (formerly Mearl Corp.) Contact: Paul Ellington. Type of Facility: Pigment plant. Location: North Charleston, SC. Date of install: 1996 February 1996. Mearl Corporation owns and operates an Automated FLUMP™ System manufactured by SRS ...


    By SRS Crisafulli, Inc.

  • Rotomite application serving municipal WWTP, Decatur, Arkansas-case study

    As reported in WaterWorld, Serving the Municipal Water/Wastewater Industry In 1996, the Town of Decaur, Ark., purchased a self-propelled Rotomite 180-P dredging system as part of a new biosolids management program designed to reduce the cost of sludge disposal and to increase solids detention time in-plant. While less than 1,000 people live in Decatur, the town's wastewater treatment plant ...


    By SRS Crisafulli, Inc.

  • Griffin Industries, Inc. rendering plant, 4` severe duty Crisafulli flump-case study

    Application: Dredging settled rendering sludge from discharge ponds. Customer: Griffin Industries, Inc. Contacts: Windel Stracener, Director of Operations, Michael Grosskopf, Special Projects Manager. Type of Facility: Rendering Plant. Griffin Industries uses its Crisafulli FLUMP on a rotating basis to ...


    By SRS Crisafulli, Inc.

  • Societe des Mines de Syama - Mali, West Africa-case study

    SRS Crisafulli manufactured a stainless steel 4" Severe Duty FLUMP dredge system for Societe des Mines de Syama's gold mine in Mali, West Africa. The FLUMP dredges and pumps solids from a tailings pit back into the leaching process to reclaim gold, which otherwise would be lost. SRS Crisafulli designed a stainless steel FLUMP dredge to combat the corrosive environment. There have been enormous ...


    By SRS Crisafulli, Inc.

  • Technical Focus: Sludge Blanket

    Regardless of treatment process, sludge blanket control is an important aspect of any wastewater treatment plant, and correct monitoring and treatment of sludge is paramount for efficiency and cost control. Manual monitoring of sludge blanket levels is an occasional and often rushed method of control and can lead to inaccuracies being compounded over time, potentially leading to overspill into ...


    By Partech (Electronics) Ltd.

  • How To Prolong The Life Of Your Boiler

    Regularly boiler maintenance will prolong the life of your boiler and improve efficiency, saving you money. Over the years sludge can build up within the system making it work harder, causing it to be inefficient and expensive to keep. A planned maintenance will flush the system, removing the sludge and other deposits, your gas engineer will also treat the boiler. Flushing a new system will also ...


    By Waltham Technologies, Inc.

  • Dewatering sludge, coming from the cellar of the Rijksmuseum with Geotube - Case Study

    Foreword: In 1885, the first National Museum of Holland opened its doors in Amsterdam. The architect Cuypers designed the building in a mixture of both Gothic and Renaissance styles. Since the opening, the original building has been extended by the construction of new wings, and changes have been made to Cuypers' original design. An ongoing project to restore the Rijksmuseum ...

  • Pulp & Paper Sludge Dewatering - Stora Enso, Niagara Mill, Wisconsin - Case Study

    The Stora Enso, Niagara Mill, was established in 1889. Niagara Mill uses 7,500,000 gallons per day of water from the river to make pulp & paper. The removal of the solids is accomplished by treating it with alum, then a flocculent, allowing the solids to settle out in a 2,000,000 gallon setting tank system. This tank requires yearly cleaning to ensure quality water for the paper making ...

  • Activated Sludge Treatment Plant - Eatonton, Georgia - Case Study

    Solids management at municipal wastewater treatment plants is crucial in maintaining operating efficiencies and permitted discharge levels. Drying beds and mechanical methods of dewatering bio-solids can be labor intensive and inefficient for rapid solids removal. Miratech Geotube" Dewatering Technology offers munic-ipalities a cost effective solution for rapid solids removal and long term solids ...

  • Progressing cavity pumps for pumping chemically aggressive liquids during biodiesel production

    Progressing cavity pumps reflect an established design with decades of usage in many industries and applications. Pumps of this type embody highly mature technical designs. For many years, improvements and innovations have been at the margins. Examples of design improvements include the 2/3-screw geometry, which is more economical than the 1/2-screw geometry that had been used exclusively for ...


    By ALLWEILER GmbH

  • Land remediation & sludge processing case study

    In late 2009 the company was approached by a London based consultancy on behalf of their clients with oil and gas interests in an Eastern European country. The brief was to supply a technology that could assist in the clean-up of historical oil spills around redundant oil wells in a working oilfield. Our initial meeting led us to believe that this was a viable contract and following several ...

  • Moyno 2000 Model G2 Progressing Cavity Pump features open throat design

    Moyno, Inc. offers the Moyno 2000 Model G2 Progressing Cavity Pump. This versatile, high-performance pump features an open throat hopper design with an auger for positive product feed when handling semi-dry or high solids content sludges. The 2000 Model G2 Pump features Moyno's crown gear-type universal joint - the heaviest duty drive train configuration available in the industry. It is capable ...


    By Moyno, Inc.

  • Case study – Gem-D series

    Introduction Clean Water Technology, Inc., the creator of the Gas Energy Mixing (GEM) System, introduces their newest in technology The GEM - D Series for municipal water and wastewater applications. The GEM-D Series is a hybrid dissolved air – flotation system. What makes the GEM-D Series better than the rest? Introduction of air through Liquid Solid Gas ...


    By Clean Water Technology, Inc.

  • The arrangement that makes The New revolutionary Sludge Dewatering Separator

    WHAT MAKES The New revolutionary Sludge Dewatering Separator so outstanding ? Hello  Last week, has been the busiest in our history - The interest in our products has been overwhelming, especially from you here at “Environmental Expert”. We have received many inquiries regarding - What is so ...


    By Faroe Maritime Technic

  • Hoosac WQD Williamstown, MA

    An aging primary and secondary treatment facility coupled with increased loadings to the co-settling primary clarifier resulted in the need to upgrade the Hoosac WQD. An important component of the upgrade was biosolids handling. Tighe & Bond selected the belt filter press as the bases of design for this 5.37 MGD average daily flow facility. The co-settled primary and secondary sludge is ...


    By BDP Industries

  • Sludge settleability detection using automated SV30 measurement and its application to a field WWTP

    The need for automation & measurement technologies to detect the process state has been a driving force in the development of various measurements at wastewater treatment plants. While the number of applications of automation & measurement technologies to the field is increasing, there have only been a few cases where they have been applied to the area of sludge settling. This is because it is ...


    By IWA Publishing

  • Examination of sludge accumulation rates and sludge characteristics for a decentralized community wastewater treatment systems with individual primary clarifier tanks located in Wardsville (Ontario, Canada)

    In conventional septic systems, settling and partial treatment via anaerobic digestion occurs in the septic tank. One of the byproducts of solids separation in the septic tank is a semi-liquid material known as septage, which must be periodically pumped out. Septage includes the liquid portion within the tank, as well as the sludge that settles at the bottom of the tank and the scum that floats ...


    By IWA Publishing

Need help finding the right suppliers? Try XPRT Sourcing. Let the XPRTs do the work for you