???aòa??￡o??×?êà????3μ????3μμ??ˉá|D??￠ ?-??D??￠??·?D?oí2ù×YD?ìá3?á??ü??òa?ó,??óú??3μμ?2ù×YD?,??3μ?òμ￥·??aê??ˉ±??ù?÷oí×??ˉ±??ù?÷,?a′??òòa??ê?μ?ê?×??ˉ±??ù?÷à?μ?×?D?3é1?----DSG±??ù?÷?￡DSG ￡?ó￠??è?3?Direct-Shift Gearbox￡?·-ò?3é?D???íê??°?±?ó??μ2±??ù?÷?±?￡ó??üí¨?×μ??°à′?μ?íê??°??à?o??÷ ?úDμê?°?×??ˉ±??ù?÷?±?￡DSG￡¨Direct-Shift Gearbox￡?±??ù?÷ê????°êà??é?×??è??μ??￠??óD???üD?μ?±??ù?÷?μí3￡?′ó?ú??3μ?ú2002?êóúμ?1ú????·ò?1±¤ê×′??òêà???1ê?á??aò???ê?′′D??￡D?ò?′úDSG±??ù?÷2éó?á???à?o??÷oí6???°??μμμ?′?í33Y??±??ù?÷×÷?a?ˉá|μ?′??í2??t￡??÷òaó????¤??μ?·￠?ˉ?ú??o?ê1ó??￡′ó?ú??3μ1???í?è?1.5òú?·?a?ú?¨è???μ?′ó?ú1¤3§￡?ó?óú???ìDSG±??ù?÷￡???1¤3§×?′óè?2ú?ü?a1000ì¨?￡

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????????Abstract??￡oAlong with the world automobile to the automobile power, the efficiency, the emissions and the maneuverability proposed a higher request, regarding the automobile maneuverability, the automobile divides into the manual transmission gearbox and the automatic transmission simply, this I must elaborate am in the automatic transmission newest achievement----DSG transmission gearbox.DSG, English full title Direct-Shift Gearbox, translates Chinese is ?°shifts gears directly the transmission gearbox?±.With a more popular speech is ?°the double clutch mechanical type manumitted transmission?±.DSG (Direct-Shift Gearbox) the transmission gearbox was in the present world most advanced, has the revolutionary transmission gearbox system, the populace automobile fort has for the first time demonstrated this technological innovation in 2002 in German Wolfe the Si to the world.The new generation of DSG transmission gearbox has used the double clutch and 6 front motion traditional gear transmission gearbox takes the power the transmission part, main and high torque engine coordination use.Volkswagenwerk invests 150,000,000 euros in the Kassel populace factory, uses in making the DSG transmission gearbox, this factory maximum daily production can be 1000.

??Keywords??: Double clutch Clutch control Power transmission Composition structure
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DSG±??ù?÷μ??òμ￥?ééü?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤1
DSG±??ù?÷μ??á11ì?μ??¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤1

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DSG±??ù?÷ó?CVT±??ù?÷?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤4
oóà′?óé?--DSGêD3?o?éùoü???¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤4

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DSG±??ù?÷μ???ê?′′D??¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤5

DSG±??ù?÷′?à′??′óí????¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤5

DSG±??ù?÷2?×???′|?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤?¤6

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