Pilot Study, Fault Identification and Effect of Maintenance
Pilot Study, Fault Identification and Effect of Maintenance
Pilot Study, Fault Identification and Effect of Maintenance
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Diesel Vehicle Emissions – In-Service Emissions Testing – <strong>Pilot</strong> <strong>Study</strong>, <strong>Fault</strong> <strong>Identification</strong> <strong>and</strong> <strong>Effect</strong> <strong>of</strong> <strong>Maintenance</strong> - Appendices<br />
14<br />
Average Opacity<br />
ME & NC Vehicles 12t - 25t GVM (1996 to 2000)<br />
Em issions (%)<br />
12<br />
10<br />
8<br />
6<br />
4<br />
2<br />
0<br />
R 2 = 0.00<br />
0 50000 100000 150000 200000 250000 300000 350000 400000<br />
Odometer (km)<br />
Figure A4-22<br />
Em issions (%)<br />
80<br />
70<br />
60<br />
50<br />
40<br />
30<br />
20<br />
10<br />
0<br />
Maximum Opacity<br />
ME & NC Vehicles 12t - 25t GVM (1980 to 1995)<br />
R 2 = 0.03<br />
0 100000 200000 300000 400000 500000 600000 700000 800000 900000<br />
Odometer (km)<br />
Figure A4-23<br />
Em issions (%)<br />
70<br />
60<br />
50<br />
40<br />
30<br />
20<br />
10<br />
0<br />
Maximum Opacity<br />
ME & NC Vehicles 12t - 25t GVM (1996 to 2000)<br />
R 2 = 0.08<br />
0 50000 100000 150000 200000 250000 300000 350000 400000<br />
Odometer (km)<br />
Figure A4-24<br />
Page 38
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