measuring flow

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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

• flow|me|ter — «FLOH MEE tuhr», noun. any one of various devices for measuring the volume or rate of flow of a liquid or gas …   Useful english dictionary

• Measuring instrument — Captain Nemo and Professor Aronnax contemplating measuring instruments in Twenty Thousand Leagues Under the Sea …   Wikipedia

• Flow cytometry — Analysis of a marine sample of photosynthetic picoplankton by flow cytometry showing three different populations (Prochlorococcus, Synechococcus, and picoeukaryotes) Flow cytometry (abbreviated: FCM) is a technique for counting and examining… …   Wikipedia

• Flow control valve — Globe control valve with the pneumatic actuator and smart positioner A flow control valve regulates the flow or pressure of a fluid. Control valves normally respond to signals generated by independent devices such as flow meters or temperature… …   Wikipedia

• Flow birefringence — In biochemistry, flow birefringence is a hydrodynamic technique for measuring the rotational diffusion constants (or, equivalently, the rotational drag coefficients). The birefringence of a solution sandwiched between two concentric cylinders is… …   Wikipedia

• flow table — noun : a device for measuring the consistency of freshly made concrete or mortar consisting of a table top that can be raised and dropped and a mold for shaping the test specimen compare flow II 5b …   Useful english dictionary

• measuring weir —    A device used to measure flow rates indirectly through a weir head …   Lexicon of Cave and Karst Terminology

• flow cytometry — A method of measuring the number of cells in a sample, the percentage of live cells in a sample, and certain characteristics of cells, such as size, shape, and the presence of tumor markers on the cell surface. The cells are stained with a light… …   English dictionary of cancer terms

• flow test — noun : a test to determine the consistency of freshly mixed concrete by measuring its spread on a flat surface under jarring …   Useful english dictionary

• Mass flow sensor — A mass airflow sensor. A mass air flow sensor is used to find out the mass flowrate of air entering a fuel injected internal combustion engine. The air mass information is necessary for the engine control unit (ECU) to balance and deliver the… …   Wikipedia