sludge density News

  • Suspended Solids Density Meter: Maintain Your Concentration!

    Markland's Meter offers real-time knowledge of sludge/silt concentrations in pipes, tanks & clarifiers, and automates sludge removal. Its non-intrusive, ultrasonic sensor provides continuous %SS readings of primary, secondary, return-activated and backwash sludge, allowing users to program underflow pumps to shut off before sludge density becomes too thin, and helping operators optimize ...

  • The Sludge Gun®: Target Your Sludge!

    This Portable Sludge Blanket Level Detector measures solid-liquid interface levels in clarifiers, tanks and lagoons, and helps provide valuable silt and sludge level profiles. It allows users to monitor sludge bed depth for regulatory compliance and prevention of carryover, and to eliminate unnecessary pumping/dredging. Using high-intensity infrared light, it detects sludge densities ranging ...

  • Thicker sludge saves time and money

    Recent improvements in pump technology prompted Severn Trent Water (STW) to initiate a de-sludging trial to reduce costs and energy consumption by producing thicker sludge in the Primary Settlement Tank (PST). Advanced monitoring instrumentation from HACH LANGE played a key role in the trial which, nine months after it began, has been heralded a success. STW's Mark Bryan summarises the objective ...


  • Supercritical water oxidation of sewage sludge

    ABSTRACT Supercritical water oxidation (SCWO) is an innovative and effective destruction method for organic wastewater and sludge. Several tests of the destruction of sewage sludge by SCWO have been done at two state of the art pilot plants. These units have capacities of 250 kg/h and 1100 kg/h, respectively. The test results show that the technology easily destroys the organic ...


    By SCFI Group Limited

  • New wastewater treatment technology to produce less sludge

    A major environmental challenge for wastewater treatment is the disposal of excess sludge produced during the process. The LIFE Perbiof project has been developing and testing a technology that will help to overcome this challenge. Results demonstrate it can perform highly effective treatment of municipal wastewater (removing 80% of the organic content) while producing low levels of sludge. ...

  • Pulsar's Sludge Finder 2 Helps Severn Trent to Generate Extra Electricity

    Pulsar Process Measurement have supplied eight Sludge Finder 2 sludge interface monitors to Severn Trent's Stoke Bardolph site as part of a process improvement project that has allowed the company to significantly increase electricity generation on site and return energy to the National Grid In common with many large sewage treatment works, Stoke Bardolph uses the gas produced in the digesters to ...

  • Sludge Monitors and the Top Three Ways they can Help your Business

    One of our recent blogs discussed how wastewater could be used to make money in treatment plants. As a result, we thought we’d take a look at the benefits of sludge monitors and how they can help your business in the water industry. We’ve listed our top three ways sludge blanket can help in the everyday treatment of water. Stop Sludge Escaping! By ...


    By Partech (Electronics) Ltd.

  • Pulsar's Sludge Finder 2 the Clear Choice for Wessex Water

    Pulsar Process Measurement Ltd have been awarded a five-year exclusive framework contract to supply Wessex Water with Sludge Finder 2 Sludge Interface measurement equipment. Sludge Finder 2 uses an acoustic sonar technology to measure crucial sludge interface levels, drawing on Pulsar's knowledge of echo processing and analysis to identify the changes in density that represent the sludge ...

  • Bristol Water goes for Partech - fixed point sludge blanket detection

    Quality drinking water is appreciated worldwide and only by applying the best treatment technologies will it satisfy all relevant standards and regulations. In the UK, Bristol Water takes pride is supplying its customers with the highest quality drinking water coming from two treatment plants close to the Severn Estuary on the north side of Bristol. With a capacity of 60 mega litres per day, the ...


    By Partech (Electronics) Ltd.

  • ASTM C1752 - 11 Standard Guide for Measuring Physical and Rheological Properties of Radioactive Solutions, Slurries, and Sludges

    Measurements performed in this guide are limited to radioactive solutions, slurries, and sludges as well as simulants designed to model the properties of these radioactive materials. Data obtained from the measurement and calculation of physical and rheological properties of radioactive solutions, slurries, and sludges are essential in developing ...


    By ASTM International

  • Severn Trent gets the Partech Treatment

    The treatment of sewage, wastewater and water has been transformed into a clean and efficient operation in mid-Wales and the Midlands thanks to a suite of portable Sludge Blanket Detectors which have been supplied to Severn Trent Water by Partech Instruments. Following the largest order in Partech’s 49 year history for this type of product, 450 units of the market leading SludgeWatch715 ...


    By Partech (Electronics) Ltd.

  • New submerged membrane-module from MICRODYN-NADIR

    MICRODYN-NADIR has developed a new membrane-module for submerged water treatment systems. The new BIO-CEL® module is a membrane bioreactor (MBR) designed specifically for wastewater treatment.  MBR wastewater treatment systems are now becoming standard in many industries and in the treatment of municipal wastewater because of the high quality effluent and small footprint. The BIO-CEL® ...


    By MICRODYN-NADIR GmbH

  • PHOENIX Process Equipment Co Introduces HYDROSORT™ SAND CLASSIFIER

    PHOENIX Process Equipment Co. has introduced the HYDROSORT™, an upward current sand classifier that can also be used to separate deleterious materials from sand. The equipment produces high quality, spec sand over a wide range in raw material quality. The Model HS HYDROSORT™ uses a fluidized bed that classifies by particle size or removes lighter, deleterious materials like lignite or ...

  • Major order for All-Optiflow progressing cavity pumps

    Colfax Fluid Handling will deliver 36 units of Allweiler's new All-Optiflow series of pumps for the large Ambarli sewage plant near Istanbul. These progressing cavity pumps move sludge and exhibit very high energy efficiency. Their capacity is up to twice as high as conventional pumps. All-Optiflow pumps are suitable for moving virtually any liquid, including those that contain fibers and solids. ...


    By ALLWEILER GmbH

  • ASTM D7468 - 11 standard test method for cummins ISM test

    Significance and Use This test method was developed to assess the performance of an engine oil to control engine wear and deposits under heavy-duty operating conditions selected to accelerate soot generation, valve train wear, and deposit formation in a turbocharged, aftercooled four-stroke-cycle diesel engine ...


    By ASTM International

  • Product launch at IFAT fair in Munich – New generation of submerged BIO-CEL®-Modules.

    MICRODYN-NADIR, one of the world’s leading independent membrane and filter module producers, now introduces the new submerged BIO-CEL®-Module for Membrane Bio Reactors (MBR) as a cassette system. This new design includes the membrane cassettes and the frame that holds them. With this innovation the installation and the maintenance of the module is much easier.  For the first time the ...


    By MICRODYN-NADIR GmbH

  • ASO Bio-carrier MBBR media developed by PEWE, LLC.

    The ASO Bio-carrier is the latest development by Process Engineered Water Equipment, LLC (PEWE) in MBBR media for biological treatment of wastewater.  The ASO Bio-Carrier is an efficient media for moving bed biofilm reactor MBBR aerobic or anoxic applications.   The plastic surface is especially designed to ...

  • Supercritical water oxidation presented as alternative to incineration

    Finding environmentally benign waste disposal options is becoming more critical. A process now being commercialised, supercritical water oxidation is demonstrating extremely efficient organic waste destruction (99.99%) plus excellent environmental characteristics (none of the emissions associated with incineration). The process is especially suitable for the treatment of wastewater and sludges ...


    By SCFI Group Limited

  • Risk map shows European ‘hot spots’ for pharmaceuticals in the environment

    A new tool has been developed which highlights ‘hot spots’ of pharmaceutical pollution in Europe, where human health and aquatic environments could potentially be affected. The results suggest that the substances and locations posing the greatest risk are not the same for the aquatic environment as for human health. Both the pharmaceuticals we consume, and those that we ...

  • Streamlined Sensor makes ultra mag flow meter lighter for simple installation and economy

    With a breakthrough streamlined sensor design, the new Ultra Mag® Flow Meter from McCrometer delivers highly accurate liquid measurement in a more compact, lighter and yet rugged package that simplifies installation while offering low maintenance and long life at an economical cost to set a new industry standard for value.The advanced Ultra Mag Flow Meter is a non-invasive, no-moving parts ...


    By McCrometer, Inc.

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