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positive displacement flow meter

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  • Positive displacement meter — A positive displacement meter is a type of flow meter that requires the fluid being measured to mechanically displace components in the meter in order for any fluid flow to occur. Positive displacement (PD) flowmeters make volumetric flow… …   Wikipedia

  • Displacement Volumetric Meter — A Displacement Volumetric Meter is a device which measures total volume. It can operate on the principle of the fluid sweeping out a fixed calibrated volume, which produces a rotation of a calibrated gauge. By maintaining constant conditions and… …   Wikipedia

  • Magnetic flow meter — The third most common flowmeter behind differential pressure and positive displacement flow meters, is the magnetic flow meter, also technically an electromagnetic flow meter or more commonly just called a mag meter. A magnetic field is applied… …   Wikipedia

  • Flow measurement — is the quantification of bulk fluid movement. Flow can be measured in a variety of ways. Positive displacement flow meters acumulate a fixed volume of fluid and then count the number of times the volume is filled to measure flow. Other flow… …   Wikipedia

  • Displacement — may refer to: Contents 1 Physical sciences 1.1 Physics 1.2 Engineering …   Wikipedia

  • Water meter — A typical residential water meter A water meter is a device used to measure the volume of water usage. This article provides an overview of technical aspects of water meters. The worldwide prevalence of metering as well as its economic benefits… …   Wikipedia

  • Gas meter — A gas meter is used to measure the volume of fuel gases such as natural gas and propane. Gas meters are used at residential, commercial, and industrial buildings that consumes fuel gas supplied by a gas utility. Gases are more difficult to… …   Wikipedia

  • Primary flow element — A primary flow element is the element of a flow meter that serves to indicate the quantity or velocity of flow. For example, in the case of an orifice flow meter, the differential pressure across the orifice plate is the primary flow element. A… …   Wikipedia

  • Air flow bench — An air flow bench is a device used for testing the internal aerodynamic qualities of an engine component and is related to the more familiar wind tunnel. Used primarily for testing the intake and exhaust ports of cylinder heads of internal… …   Wikipedia

  • Balanced flow — In atmospheric science, balanced flow is an idealisation of atmospheric motion. The idealisation consists in considering the behaviour of one isolated parcel of air having constant density, its motion on a horizontal plane subject to selected… …   Wikipedia

  • Colorado Engineering Experiment Station, Inc. — Colorado Engineering Experiment Station, Inc. is corporation whose primary business is flow meter calibrations. Contents 1 History 2 Management and engineering staff 3 Flow meter testing 4 Accreditations …   Wikipedia

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