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 />
Em issions (%)<br />
80<br />
70<br />
60<br />
50<br />
40<br />
30<br />
20<br />
10<br />
0<br />
Maximum Opacity<br />
NB Vehicles 3.5t - 12t GVM (1996 to 2000)<br />
R 2 = 0.01<br />
0 20000 40000 60000 80000 100000 120000 140000 160000 180000<br />
Odometer (km)<br />
Figure A4-16<br />
Em issions (g/km .t)<br />
3.0<br />
2.5<br />
2.0<br />
1.5<br />
1.0<br />
0.5<br />
0.0<br />
NOx Emissions<br />
ME & NC Vehicles 12t - 25t GVM (1980 to 1995)<br />
R 2 = 0.01<br />
0 100000 200000 300000 400000 500000 600000 700000 800000 900000<br />
Odometer (km)<br />
Figure A4-17<br />
Emissions (g/km.t)<br />
1.4<br />
1.2<br />
1.0<br />
0.8<br />
0.6<br />
0.4<br />
0.2<br />
0.0<br />
NOx Emissions<br />
ME & NC Vehicles 12t - 25t GVM (1996 to 2000)<br />
R 2 = 0.06<br />
0 50000 100000 150000 200000 250000 300000 350000 400000<br />
Odometer (km)<br />
Figure A4-18<br />
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