frictional pressure drop

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• Frictional pressure drop — The frictional pressure drop is the decrease in pressure as a fluid passes through a conduit, caused by frictional losses within the conduit.This article was created to discuss merging the following articles: *Friction factor *Darcy friction… …   Wikipedia

• Pressure drop — For other uses, see Pressure Drop (disambiguation). Pressure drop is a term used to describe the decrease in pressure from one point in a pipe or tube to another point downstream. Pressure drop is the result of frictional forces on the fluid as… …   Wikipedia

• Friction drop hammer — Friction Fric tion, n. [L. frictio, fr. fricare, frictum,to rub: cf. F. friction. See {Fray} to rub, arid cf. {Dentifrice}.] 1. The act of rubbing the surface of one body against that of another; attrition; in hygiene, the act of rubbing the body …   The Collaborative International Dictionary of English

• Atkinson resistance — is commonly used in mine ventilation to characterise the resistance to airflow of a duct of irregular size and shape, such as a mine roadway. It has the symbol R and is used in the square law for pressure drop,:Delta P = frac{ ho {actual{ ho… …   Wikipedia

• Drag reducing agent — A drag reducing agent, also called a flow improver, is a long chain polymer chemical that is used in crude oil, refined products or non potable water pipelines. It is injected in small amounts (parts per million) and is used to reduce the… …   Wikipedia

• Vapor-compression refrigeration — [ [http://web.me.unr.edu/me372/Spring2001/Vapor%20Compression%20Refrigeration%20Cycles.pdf The Ideal Vapor Compression Cycle] ] [ [http://iehmtu.edata center.com/toc/chapt r/ch18s82.html Scroll down to The Basic Vapor Compression Cycle and… …   Wikipedia

• Refrigeration — Commercial refrigeration Ice is used to refriger …   Wikipedia

• Heat pump and refrigeration cycle — Thermodynamic heat pump and refrigeration cycles are the models for heat pumps and refrigerators. The difference between a heat pump and a normal air conditioner is that a heat pump can be used to heat a home as well as cool it. Even though the… …   Wikipedia

• Drag reducer — A drag reducing agent is a long chain polymer chemical that is used in oil pipelines. It is injected in small amounts and is used to reduce the frictional pressure drop along the pipeline s lenght. The benefits of using a drag reducer are the… …   Wikipedia

• потеря давления на трение — — [А.С.Гольдберг. Англо русский энергетический словарь. 2006 г.] Тематики энергетика в целом EN frictional pressure drop …   Справочник технического переводчика

• Orifice plate — Flat plate, sharp edge orifice ISO 5167 Orifice Plate An orifice plate is a device used for measuring the volumetric flow rate. It …   Wikipedia