digital flow meter Articles

  • Development of a self-rechargeable digital water flow meter

    The objective of this paper is to present the feasibility of a self-rechargeable digital water flow meter (SRDFM) system for water pipes using the latest data processing and wireless communication technologies while causing negligible water pressure drop (head loss). The system uses a Pelton turbine generator to power the electronic circuit, which processes and transmits the signals generated by ...


    By IWA Publishing

  • Portable Hydrant Flow Meters

    Leading the way for hydrant verification flow and pressure measurement Langham Industrial Controls strive to provide the most innovative market leading hydrant verification instrumentation. The Horizontal Standpipe Flow Meter provides unrivalled accuracy of ± 0.5% within a wide flow range. The swan neck design ensures that the AquaMasters electromagnetic sensor is always full and as the ...

  • DFM 5.0 doppler flow meter for frac sand slurry flow monitoring

    CanFrac Sands Ltd. of Lloydmister Saskatchewan (Canada) needed a flowmeter that could accurately measure sand slurry flow without being damaged by this highly abrasive product. They selected the Greyline DFM 5.0 Doppler Flow Meter with a clamp-on ultrasonic sensor mounted on the outside of a pipe. CanFrac produce “fracturing sand” used by the oil and gas industry. This special type of ...


    By Greyline Instruments Inc.

  • Flowmeter Portable Handhold Ultrasonic Flow Meter

    The Technologists from A.YITE Electronic(America) Laboratory, have done much efforts to design portable ultrasonic flowmeter, we would like to supply suitable measurement for the travelling engineer.  There is no moving part in the EU-109H ultrasonic instrument, which is a kind of movable and reliable static instrument. With its accuracy up to 0.8% and comparatively large dynamic ...


    By A.YITE Technology

  • 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 ...

  • Smart meters: Truly a cure for energy blindness?

    And now for a dose of reality.   No doubt smart meters are a good thing, but even their most ardent fans must admit that a degree of hoopla surrounds these little digital boxes. We hear that if consumers can just see how much power they use in real time, and what it costs, our energy woes will be no more.   Smart meters will even cure the blind. The energy blind that ...


    By Energy Efficiency Markets

  • Providing Precision Flow Control Solutions for Critical Biomolecular Research

    When scientists at the University of Nottingham’s Centre for Biomolecular Sciences (CBS) in the United Kingdom needed instrumentation to control the flow of gases in their research, they turned to Litre Meter, a UK distributor for Sierra Instruments, and the SmartTrak 100 series mass flow meters and ...


    By Sierra Instruments, Inc.

  • Casella intrinsically safe TUFF personal air sampling pump and dBadge sound level meter are a hit down under with Australian department of defence

    Following a competitive tender process, the Australian Department of Defence has taken delivery of 180 TUFF personal air sampling pumps and 180 CEL-350 dBadge personal noise dosimeters from Casella CEL (www.casellameasurement.com; 01234 844100), leading global specialist in industrial hygiene and occupational health monitoring equipment. Ronald Azar, ...


    By Casella

  • A Low-Cost Electrolytic Tiltmeter for Measuring Slope Deformation

    The tiltmeter described consists of an electrolytic sensor (a glass jar containing an electrolyte and six electrodes) and a portable AC digital conductivity meter, which reads conductivity changes resulting from tilting deflections. The tiltmeter has a sensitivity of 2 to 8 min of arc/cmu (conductivity meter unit), with a measurement range of more than 45°. This tiltmeter measured earth flow ...


    By ASTM International

  • Core technology part 2: transit-time ultrasonic

    Since the introduction of ultrasonic transit-time flow meters, manufacturers have continually improved their measurement and signal processing capabilities. Recent advances in digital correlation transit-time technology allow customers to use this convenient, non-intrusive installation to address some of the more challenging flow applications. Ultrasonic flow meters are divided into two ...


    By Sierra Instruments, Inc.

  • OTT ADC measurement - Germany

    Background As the open pit Cottbus Nord is making use of the water of the ponds in the protected landscape of Lakoma (a village 6 km from Cottbus) the Vattenfall Europe Mining AG (VEM) as owner of the pit was obligated to take compensation measurements. VEM entrusted the engineers of the gerstgraser Ingenieurbüro für Renaturierung (gIR) in Cottbus with the planning of the ...

  • DEFRA use rainwater recycling system

    DEFRA new stores building located in Weybridge, Surrey is a light commercial industrial unit. Aquaco were asked to provide a rainwater recycling (harvesting) system. Our response Aquaco proposed a system consisting of a 3,000 litre capacity rainwater recycling system complete with filtration, UV disinfection unit, pump sets, digital temperature and level sensors, header (break) ...

  • Bench-scale study of ultrafiltration membranes for evaluating membrane performance in surface water treatment

    Currently, there is no standard bench-scale dead-end ultrafiltration (UF) testing system. The aim of the present study was to design and build a bench-scale hollow fiber UF system to assess the impact of operational parameters on membrane performance and fouling. A bench-scale hollow fiber UF system was built to operate at a constant flux (±2% of the set-point flux) and included automated ...


    By IWA Publishing

  • Implementing an offline storage facility for Washington, D.C. suburbs in InfoWorks CS

    Wallingford Software’s InfoWorks CS solution has been used to enable the optimization of an offline storage facility to meet strict requirements for the Washington Suburban Sanitary Commission’s (WSSC) Rock Creek sewer basin sanitary system. The WSSC is the largest water and wastewater utility in the Washington, D.C. metropolitan area, providing services to 1.6 million residents of Montgomery and ...


    By Innovyze

  • TopAir’s Horizontal Cabinet

    TopAir is the flagship brand of Statitech Ltd., a leading designer, manufacturer and marketer of several complete lines of laboratory equipment since 1999. The term horizontal cabinet can refer to two types of TopAir’s premium selection of cleanroom furniture and accessories. One type of horizontal cabinet is a work bench backed by a filter wall. Ambient air is cleaned through this wall ...


    By TopAir Systems

  • Project profile - Mettawee Community School - arsenic treatment West Pawlet, Vermont

    Background In the summer of 2004, AdEdge Technologies, Inc. was selected by the Mettawee Community School to supply and install an arsenic treatment system for treating water serving the school and facilities. The elementary school site is located on the west side of the state near the New York border. This was the first system utilizing Granular Ferric Oxide (GFO) adsorption technology ...

  • RO monitors and Controllers: pros and cons

    A look at a range of devices for watching TDS. One major question a potential customer may ask before they purchase a point-of-use/point-of-entry (POU/POE) water treatment system is, “How often will I need to change the filter?” Maintenance and service are directly related to two of their major concerns: money and health. People don’t want to spend money unnecessarily, yet they ...


    By HM Digital, Inc.

  • Water testing 101: TDS

    According to Wikipedia, total dissolved solids (TDS) is defined as “the combined content of all inorganic and organic substances contained in a liquid that are present in a molecular, ionized or microgranular suspended form.” The article goes on to state that “total dissolved solids are differentiated from total suspended solids (TSS) in that the latter cannot pass through a ...


    By HM Digital, Inc.

  • Project profile - technical vocational institute Albuquerque, New Mexico arsenic treatment system

    Background Technical Vocational Institute Community College (TVI) is located in Albuquerque, New Mexico and services approximately 400 students. In 2005, AdEdge Technologies Inc. (AdEdge) was selected to assist in the design of a full-scale arsenic treatment project for the small community system. Detected arsenic concentrations were approximately 26 parts per billion (ppb). The pH ...

  • Tech update: Plant instrumentation - food engineering

    Sensors and other devices are the foot soldiers in automation architecture, but most food and beverage manufacturers still are looking for full value. You know an equipment category has arrived when it starts getting its own industry-specific center. For the food production sensors that do the heavy lifting in instrumentation technology, that day could arrive earlier rather than ...


    By Hardy Process Solutions

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