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2 edition of Introduction to liquid flow metering and calibration of liquid flowmeters found in the catalog.

Introduction to liquid flow metering and calibration of liquid flowmeters

Lief O. Olsen

Introduction to liquid flow metering and calibration of liquid flowmeters

by Lief O. Olsen

  • 261 Want to read
  • 37 Currently reading

Published by National Bureau of Standards; [for sale by the Supt. of Docs., U.S. Govt. Print. Off.] in [Washington] .
Written in English

    Subjects:
  • Fluid dynamic measurements.,
  • Flow meters -- Calibration.

  • Edition Notes

    Includes bibliographical references.

    Statement[by] Lief O. Olsen.
    SeriesNBS technical note 831, NBS technical note ;, 831.
    Classifications
    LC ClassificationsQC100 .U5753 no. 831, TJ935 .U5753 no. 831
    The Physical Object
    Paginationiv, 55 p.
    Number of Pages55
    ID Numbers
    Open LibraryOL5165466M
    LC Control Number74600090

    Flow meter calibration is vital to obtaining precise and consistent flow measurements. An exact flow measurement is what is required in some crucial processes that occur all around the world such as transferring fuel to a different custody, producing clean water and generating electricity. Question: Task 1: Liquid Flow Rate Measurements Introduction Monitoring Fluid Flow Rate Is Essential To Many Industrial Processes. Flow Meters Use A Pressure Difference To Estimate An Average Velocity And Hence Flow Rate. The Relationship Between Pressure And Velocity Is Given By A Calibration Curve, Which Is Different For Each Flow Meter.

    Designed for automated testing, grading and calibration of meters, flow meters and mass meters of liquid using two measurement methods: method of comparison with standard flow meter (mode 1); method of static weighing (mode 2).   In this article the design and evolution of the Coriolis flow meter is explained in more details. Coriolis meters, while considered the most accurate flow meters, are susceptible to errors when bubbles are present in the liquid. The bubbles can create “splashing” within the tube, generate noise, and change the energy needed for tube vibration.

    Differential pressure flowmeters inferentially measure the flow of liquids, gases and vapor, such as water, cryogenic liquids, chemicals, air, industrial gases, and steam. Be careful using differential pressure flowmeters for fluids with high viscosity, such as some hydrocarbons and foods, because their accuracy can be degraded when Reynolds. Titan Ultrasonic Liquid Flow Meter for Low Flow Rates. Across the industrialised world there is an increase in demand for liquid flow meter systems operating at low flow rates. The range of applications that might benefit from such systems is very wide and includes offshore, industrial, medical, food, beverage, pharmaceutical and laboratories.


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Introduction to liquid flow metering and calibration of liquid flowmeters by Lief O. Olsen Download PDF EPUB FB2

The author of the well-known book Fluid Flow Measurement, E. Loy Upp, defines calibration of an instrument or meter as "The process or procedure of adjusting an instrument or a meter so that its indication or registration is in close agreement with a referenced standard." This definition captures the concept of calibration as it is understood.

Introduction to liquid flow metering and calibration of liquid flowmeters. [Washington] National Bureau of Standards; [for sale by the Supt.

of Docs., U.S. Govt. Print. Off.] (OCoLC) Material Type: Government publication, National government publication: Document Type: Book: All Authors / Contributors: Lief O Olsen.

An illustration of an open book. Books. An illustration of two cells of a film strip. Video An illustration of an audio speaker. Introduction to liquid flow metering and calibration of liquid flowmeters Item Preview remove-circle Introduction to liquid flow metering and calibration of liquid flowmeters by Olsen, Lief O.

Publication date. Water Flow Calibration Facilities (WFCFs) are widely used for the calibration of water flowmeters all over the world. Last two decades have witnessed significant research contributions in the. A flow meter is an instrument used to measure linear, nonlinear, mass or volumetric flow rate of a liquid or a gas.

When choosing flow meters, one should consider such intangible factors as familiarity of plant personnel, their experience with calibration and maintenance, spare parts availability, and mean time between failure history, etc., at the particular plant site.

Introduction to Fiscal Metering. Introduction. A Fiscal metering system essentially is a supervisory system for liquid and gas flow measurement. The system may communicate with flow computers. Fiscal measurement is also referred to as custody transfer measurement.

Flow Meter Calibration Capabilities. Tektronix provides fully-accredited flow meter calibration services. Regular calibration of your flow meter instruments ensure that the flow meter's measurements are as accurate as their specifications say they are.

Our comprehensive flow meter calibration services can be custom-tailored to meet your specific requirements—either at your site or through. Liquid Flow Meter Calibration Trescal provides full Liquid Flow Meter Calibration services that are accredited and/or certified in accordance with ISO/IEC Accreditations for our Liquid Flow Meter Calibration service guarantees calibration results are traceable to the International Systems of units (SI) through NIST or NRC.

Welcome to Flowmeter Systems (Irl) Ltd.(FMS), the first independent INAB Accredited Flow Calibration Laboratory in Ireland, specializing in the calibration of liquid and gas calibrations can be carried out both in-house and on-site at customers request.

See our Certificate and Schedule of Accreditation. Established inthis state of the art flow laboratory offers. Key words: calibration, flow, connecting volume, flow meter, flow standard, uncertainty. Introduction Flow measurement units are derived from the SI base units.

Therefore, the paths taken to realize flow measurement standards vary and depend upon such issues as the properties of the fluid(s) to be measured. Realization methods at NIST. We calibrate our clients’ instruments that measure liquid flow. We measure liquid flow, and deliver research, advice and training for our clients.

We provide services to Australian laboratories, universities, government and industry. We specialise in calibrating flowmeters, in particular hydrocarbon fuel meters for the fuel industry.

Flow Meters: Methods of Calibration by Garber Metrology Octo Flow meters are meant to measure the flow rate of liquids or gas as they travel. Companies in oil, gas, water, and other necessary materials for the developed world use flow meters to ensure that the materials get to their destination safely and efficiently.

Introduction to Liquid Flow Metering and Calibration of Liquid Flowmeters. Final Report. Published. June 1, Author(s) L O. Olsen. Citation. NIST Interagency/Internal Report (NISTIR) - NIST Pub Series. NIST Interagency/Internal Report (NISTIR) Pub Type.

NIST Author: L O. Olsen. Do not use this method if your flow meter has an extremely low flow (for less stable liquids). For proper calibration and reduced errors, we suggest metering a large volume over a long period. An ideal test would last for at least two minutes and should use scales that have a kg resolution.

This resolution will minimize measurement errors. Mass-flow variable area flow meters work best with low viscosity fluids such as raw sugar juice, gasoline, jet fuel, and light hydrocarbons. Variable Area Flow Meter accuracy is not affected by the upstream piping configuration. The meter also can be installed directly after a pipe elbow without adverse effect on metering accuracy.

Flow proving is sometimes used as a method to modify a flowmeter’s calibration factor to match the master meter standard. Field proving may provide a justification for removal and return of the process meter to a flow calibration facility or laboratory for an “as found” calibration to rectify the deviations and re-establish the output factors in accordance with the manufacturer’s.

Key words: calibration, correlated uncertainty, flow, flowmeter, water flow standard, diverter, mass calibration, meter, uncertainty. 1 Introduction We provide an overview of the water flow calibration service and the procedures for customers to submit their flowmeters to NIST for calibration.

We describe the significant. Coriolis flow meters, which are referred to as Coriolis meters, are a type of flow meter which utilize the Coriolis Effect for directly measuring a process’s mass flow rate.

Coriolis flow meters, compared with other flow meter technologies, are fairly new and did not start to be widely used until the s in industrial applications.

The accuracy of the Waukee Flo-Meter™ is built-in by the individual calibration of each meter for the specific gas, pressure, temperature and rate of flow required.

Every Waukee Flo-Meter is calibrated to within +/- % of actual flow reading. CALIBRATION (N.I.S.T. Traceability) Upon request, a 3pt, 8pt, or 13pt Calibration Curve can be. An Introduction to the Theory of Fluid Flow Meters. Laminar flow occurs when the average velocity is comparatively low.

In laminar flow, the fluid moves smoothly in orderly layers, with little or no mixing of the fluid across the flow stream. Whether your application requires a gas flow meter, where thermal flow meter, vortex flow meter, or differential pressure flow meter technologies all may be suitable, or a liquid flow meter with choices between ultrasonic flow meters, magnetic flow meters, variable area flow meters, positive displacement flow meters or turbine flow meters all being applicable, the SmartMeasurement™ flow.INTRODUCTION Coriolis flowmeters precisely measure mass flow.

Separately and independently from the mass flow measurement, Coriolis meters also measure liquid density. Coriolis mass flowmeters use these two measurements to calculate volumetric flow. Be .Covers principles of fluid flow and how primary devices affect fluid flow.

Describes flow measurement using several kinds of secondary devices. The online course goes on to Discuss rotameters and other variable-area instruments.

Explains how weirs, flumes, and other arrangements measure open-channel flow. Compares many kinds of positive-displacement meters and explains the operation of several.