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calibration orifice

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  • 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

  • Pressure measurement — The construction of a bourdon tube gauge, construction elements are made of brass Many techniques have been developed for the measurement of pressure and vacuum. Instruments used to measure pressure are called pressure gauges or vacuum gauges. A… …   Wikipedia

  • Cardiac output — (Q or or CO ) is the volume of blood being pumped by the heart, in particular by a left or right ventricle in the time interval of one minute. CO may be measured in many ways, for example dm3/min (1 dm3 equals 1000 cm3 or 1 litre). Q is… …   Wikipedia

  • VIDE (TECHNIQUE DU) — Le but de la technique du vide est d’obtenir des pressions inférieures à la pression atmosphérique en diminuant la quantité de matière présente sous la forme de gaz ou de vapeur. On utilise à cet effet différents modèles de pompes selon la… …   Encyclopédie Universelle

  • hydrologic sciences — Introduction       the fields of study concerned with the waters of the Earth. Included are the sciences of hydrology, oceanography, limnology, and glaciology.       In its widest sense hydrology encompasses the study of the occurrence, the… …   Universalium

  • Inductively coupled plasma mass spectrometry — ICP MS Instrument Acronym ICP MS Classification Mass spectrometry Analytes atomic and polyatomic species in plasma, with exceptions; usually inte …   Wikipedia

  • Selected ion flow tube mass spectrometry — is a sensitive and quantitative mass spectrometry technique for trace gas analyses using chemical ionisation of sample trace gases by selected positive ions during a well defined time period along a flow tube. Absolute concentrations of trace… …   Wikipedia

  • Oxy-fuel welding and cutting — Oxyacetylene redirects here. For the song, see Cubanate. Side of metal, cut by oxygen propane cutting torch …   Wikipedia

  • catheter — 1. A tubular instrument to allow passage of fluid from or into a body cavity or blood vessel. SEE ALSO: line (4). 2. Especially a c. designed to be passed through the urethra into the bladder to drain it of retained …   Medical dictionary

  • Viscometer — A viscometer (also called viscosimeter) is an instrument used to measure the viscosity of a fluid. For liquids with viscosities which vary with flow conditions, an instrument called a rheometer is used. Viscometers only measure under one flow… …   Wikipedia

  • List of ISO standards — This is a list of ISO standards that are discussed in Wikipedia articles. For a list of all the more than 16,000 ISO standards (as of 2007), see the [http://www.iso.org/iso/en/CatalogueListPage.CatalogueList ISO Catalogue] .About 300 of the… …   Wikipedia

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