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up-flow fraction

См. также в других словарях:

  • fraction — 1. The quotient of two quantities. 2. An aliquot portion or any portion. 3. As a verb, to separate into portions. amorphous f. of adrenal cortex noncrystalline residue of an acetone extract of the ad …   Medical dictionary

  • Filtration fraction — In renal physiology, the filtration fraction is the ratio of the glomerular filtration rate (GFR) to the renal plasma flow (RPF). RPF = 1 hematocrit(renal blood flow) Filtration Fraction = GFR/(1 hematocrit)RBF The filtration fraction therefore… …   Wikipedia

  • Functional flow block diagram — The Functional Flow Block Diagram (FFBD) is a multi tier, time sequenced, step by step flow diagram of the system’s functional flow. [The first version of this article is completely based on the [http://www.faa.gov/about/office org/headquarters… …   Wikipedia

  • Multiphase flow — In fluid mechanics, multiphase flow is a generalisation of the modelling used in two phase flow to cases where the two phases are not chemically related (e.g. dusty gases) or where more than two phases are present (e.g. in modelling of… …   Wikipedia

  • Fuel mass fraction — In combustion physics, fuel mass fraction is the ratio of fuel mass flow to the total mass flow of a fuel mixture. If an air flow is fuel free, the fuel mass fraction is zero; in pure fuel without trapped gases, the ratio is unity. [cite book |… …   Wikipedia

  • Ejection fraction — In cardiovascular physiology, ejection fraction (Ef) is the fraction of blood pumped out of a ventricle with each heart beat. The term ejection fraction applies to both the right and left ventricles; one can speak equally of the left ventricular… …   Wikipedia

  • Two-phase flow — In fluid mechanics, two phase flow occurs in a system containing gas and liquid with a meniscus separating the two phases. Historically, probably the most commonly studied cases of two phase flow are in large scale power systems. Coal and gas… …   Wikipedia

  • Blood flow — is the continuous running of blood in the cardiovascular system. The human body is made up of several processes all carrying out various functions. We have the gastrointestinal system which aids the digestion and the absorption of food. We also… …   Wikipedia

  • Plug flow reactor model — The plug flow reactor (PFR) model is used to describe chemical reactions in continuous, flowing systems. The PFR model is used to predict the behaviour of chemical reactors, so that key reactor variables, such as the dimensions of the reactor,… …   Wikipedia

  • Multi-commodity flow problem — The multi commodity flow problem is a network flow problem with multiple commodities (or goods) flowing through the network, with different source and sink nodes. Contents 1 Definition 2 Relation to other problems 3 Usage 4 …   Wikipedia

  • Renal blood flow — In the physiology of the kidney, renal blood flow (RBF) is the volume of blood delivered to the kidneys per unit time. In humans, the kidneys together receive roughly 25% of cardiac output, amounting to 1 L/min in a 70 kg adult male. RBF is… …   Wikipedia

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