NMMU - Becker: Full variable valve train on a combustion ... - DAAD
NMMU - Becker: Full variable valve train on a combustion ... - DAAD
NMMU - Becker: Full variable valve train on a combustion ... - DAAD
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Current situati<strong>on</strong> and trends<br />
in the automotive industry<br />
Reference: [2]<br />
Emissi<strong>on</strong>s%<br />
100<br />
90<br />
80<br />
70<br />
60<br />
50<br />
40<br />
30<br />
20<br />
10<br />
0<br />
1970 1971 1975 1977 1979 1984 1988 1992 1996 2000 2005 2009<br />
Year<br />
CO<br />
HC<br />
NOx<br />
5
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