compression stroke

compression stroke
The second stroke of the four-stroke cycle, in which the piston moves upward from bottom dead center to top dead center, compressing the fuel-air mixture.

Dictionary of automotive terms. 2015.

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  • compression stroke — suspaudimo taktas statusas T sritis Energetika apibrėžtis Vidaus degimo variklio eiga, kai oros ar degusis mišinys cilindre suslegiamas. atitikmenys: angl. compression stroke vok. Kompressionshub, m; Verdichtungshub, m rus. такт сжатия, m pranc.… …   Aiškinamasis šiluminės ir branduolinės technikos terminų žodynas

  • compression stroke — noun : the stroke in the cycle of an internal combustion engine in which the gases are compressed before firing …   Useful english dictionary

  • Compression ratio — For compression ratio in data compression, see data compression ratio. The compression ratio of an internal combustion engine or external combustion engine is a value that represents the ratio of the volume of its combustion chamber from its… …   Wikipedia

  • Stroke (engine) — Reciprocating motion, used in reciprocating engines and other mechanisms, is back and forth motion. Each cycle of reciprocation consists of two opposite motions: there is a motion in one direction, and then a motion back in the opposite direction …   Wikipedia

  • Compression release engine brake — Jacobs Engine Brake Division logo. A vie …   Wikipedia

  • stroke — The distance the piston moves when travelling from bottom dead center (BDC) to top dead center (TDC) or vice versa. [2] To modify the stroke of an engine by using a different crankshaft to increase or (rarely) reduce the displacement. See… …   Dictionary of automotive terms

  • compression ratio — Auto. the ratio of the cylinder volume enclosed by the piston at its outermost position to the volume enclosed by it at its innermost position. [1905 10] * * * Degree to which the fuel mixture in an internal combustion engine is compressed before …   Universalium

  • compression ratio — i. The ratio of the volume of fuel air mixture in a reciprocating engine when the piston is at the bottom dead center to the volume when it is at the top dead center. It is the ratio of the cylinder volume at the end of the intake stroke to the… …   Aviation dictionary

  • compression ratio — noun a) The ratio of the volume between the cylinder head of an internal combustion engine and the piston before and after the compression stroke b) The ratio of the size of compressed data after the execution of some compression algorithm to the …   Wiktionary

  • compression ratio — /kəmˈprɛʃən ˌreɪʃioʊ/ (say kuhm preshuhn .raysheeoh) noun the ratio of the total volume enclosed in the cylinder of an internal combustion engine, to the volume at the end of the compression stroke …  

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