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
