exhaust-gas recirculation

exhaust-gas recirculation
/ig zawst"gas'/, Auto.
a method of returning part of the exhaust gases to an engine by means of a valve (EGR valve) in order to reduce the combustion temperature, which leads to a reduction in the formation of pollutants. Abbr.: EGR

Useful english dictionary. 2012.

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  • Exhaust gas recirculation — (EGR) is a nitrogen oxide (NOx) emissions reduction technique used in most gasoline and diesel engines.EGR works by recirculating a portion of an engine s exhaust gas back to the engine cylinders. Intermixing the incoming air with recirculated… …   Wikipedia

  • exhaust gas recirculation — See exhaust gas recirculation …   Dictionary of automotive terms

  • exhaust-gas recirculation — (EGR) An emission control system where some of the exhaust gases are rerouted from the exhaust manifold into the combustion chamber to make sure that all fuel is burned before entering the atmosphere. The process lowers the combustion temperature …   Dictionary of automotive terms

  • exhaust-gas recirculation — /ig zawst gas /, Auto. a method of returning part of the exhaust gases to an engine by means of a valve (EGR valve) in order to reduce the combustion temperature, which leads to a reduction in the formation of pollutants. Abbr.: EGR * * * …   Universalium

  • coolant controlled exhaust gas recirculation — (CCEGR) a system that prevents exhaust gas recirculation until engine coolant temperature reaches a specific value …   Dictionary of automotive terms

  • Exhaust gaz recirculation — Recirculation des gaz d échappement La recirculation des gaz d échappement, ou EGR pour Exhaust gas recirculation (le terme anglais est plus couramment rencontré dans la littérature) est un système inventé au début des années 1970 qui consiste à… …   Wikipédia en Français

  • exhaust gas recirculation system — (EGR) a system used to control oxides of nitrogen (NOx) the exhaust gases are recirculated, lowering the engine combustion temperature, thereby reducing engine pollutants …   Dictionary of automotive terms

  • gas recirculation — See exhaust gas recirculation …   Dictionary of automotive terms

  • Recirculation des gaz d'echappement — Recirculation des gaz d échappement La recirculation des gaz d échappement, ou EGR pour Exhaust gas recirculation (le terme anglais est plus couramment rencontré dans la littérature) est un système inventé au début des années 1970 qui consiste à… …   Wikipédia en Français

  • gas — [1] A non solid material. It can be compressed. When heated, it will expand; and when cooled, it will contract (such as air.) [2] A common term for gasoline. The British term is petrol. [3] A term for LPG or propane. Also see bottled gas [4] A… …   Dictionary of automotive terms

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