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The crankcase

См. также в других словарях:

  • crankcase — The lower part of the engine that surrounds the crankshaft. It contains the crankshaft, pistoncylinders, connecting rods and other moving parts of the engine. As well, in non air cooled engines, it has a number of internal passages for the… …   Dictionary of automotive terms

  • Crankcase dilution — is a phenomenon of internal combustion engines in which unburned diesel or gasoline accumulates in the crankcase. Excessively rich fuel mixture or incomplete combustion allows a certain amount of fuel to pass down between the pistons and cylinder …   Wikipedia

  • crankcase — The housing that encloses the crankshaft, camshaft, and many accessory drive gears of a reciprocating engine. The cylinders mount on the crankcase. The engine is attached to the airframe with the crankcase …   Aviation dictionary

  • Crankcase — For other uses, see Crankcase (disambiguation). De Dion Bouton engine from about 1905, in which can clearly be seen a discrete crankcase with upper and lower halves (each a casting), with the bottom half constituting both part of the main bearing …   Wikipedia

  • Crankcase ventilation system — A crankcase ventilation system is a way for gases to escape in a controlled manner from the crankcase of an internal combustion engine. A common type of such system is a positive crankcase ventilation (PCV) system, the heart of which is a PCV… …   Wikipedia

  • Crankcase heater — A crankcase heater is an electrical component in a compressor in an air conditioning system, heat pump system, or a chiller system. The crankcase heater is normally ON all the time even when the unit is not running, though temperature sensors and …   Wikipedia

  • crankcase ventilation — circulation of air through the crankcase of a running engine to remove water, blow by, and other gases in order to prevent oil dilution and contamination, sludge formation, and pressure build up. Also see closed crankcase ventilation positive… …   Dictionary of automotive terms

  • crankcase depression regulator — (CDR) a device which aids in the control of crankcase gases by maintaining a specific amount of vacuum in the crankcase …   Dictionary of automotive terms

  • crankcase scavenging — A system in a two stroke engine where the fresh charge is induced into the cylinder by way of the crankcase and the transfer ports …   Dictionary of automotive terms

  • crankcase dilution — An accumulation of unburned gasoline in the crankcase, an excessively rich fuel mixture or poor combustion will allow a certain amount of gasoline to pass down between the pistons and cylinder walls and dilute the engine oil …   Dictionary of automotive terms

  • crankcase emissions — Pollutants allowed to escape into the atmosphere from the crankcase …   Dictionary of automotive terms

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