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Directive 2005/55/EC of the European Parliament and of the Council (repealed)Show full title
Directive 2005/55/EC of the European Parliament and of the Council of 28 September 2005 on the approximation of the laws of the Member States relating to the measures to be taken against the emission of gaseous and particulate pollutants from compression-ignition engines for use in vehicles, and the emission of gaseous pollutants from positive-ignition engines fuelled with natural gas or liquefied petroleum gas for use in vehicles (Text with EEA relevance) (repealed)
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- Revised 31/12/20130.45 MB
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3.ETC TEST
3.1.Gaseous emissions (diesel engine)
Assume the following test results for a PDP-CVS system
| V0 (m3/rev) | 0,1776 |
| Np (rev) | 23 073 |
| pB (kPa) | 98,0 |
| p1 (kPa) | 2,3 |
| T (K) | 322,5 |
| Ha (g/kg) | 12,8 |
| NOx conce (ppm) | 53,7 |
| NOx concd (ppm) | 0,4 |
| COconce (ppm) | 38,9 |
| COconcd (ppm) | 1,0 |
| HCconce (ppm) | 9,0 |
| HCconcd (ppm) | 3,02 |
| CO2,conce (%) | 0,723 |
| Wact (kWh) | 62,72 |
Calculation of the diluted exhaust gas flow (Annex III, Appendix 2, Section 4.1):
Calculation of the NOx correction factor (Annex III, Appendix 2, Section 4.2):
Calculation of the background corrected concentrations (Annex III, Appendix 2, Section 4.3.1.1):
Assuming a diesel fuel of the composition C1H1,8
Calculation of the emissions mass flow (Annex III, Appendix 2, Section 4.3.1):
Calculation of the specific emissions (Annex III, Appendix 2, Section 4.4):
3.2.Particulate emissions (diesel engine)
Assume the following test results for a PDP-CVS system with double dilution
| MTOTW (kg) | 4 237,2 |
| Mf,p (mg) | 3,03 |
| Mf,b (mg) | 0,044 |
| MTOT (kg) | 2,159 |
| MSEC (kg) | 0,909 |
| Md (mg) | 0,341 |
| MDIL (kg) | 1,245 |
| DF | 18,69 |
| Wact (kWh) | 62,72 |
Calculation of the mass emission (Annex III, Appendix 2, Section 5.1):
Calculation of the background corrected mass emission (Annex III, Appendix 2, Section 5.1):
Calculation of the specific emission (Annex III, Appendix 2, Section 5.2):
3.3.Gaseous emissions (CNG engine)
Assume the following test results for a PDP-CVS system with double dilution
| MTOTW (kg) | 4 237,2 |
| Ha (g/kg) | 12,8 |
| NOx conce (ppm) | 17,2 |
| NOx concd (ppm) | 0,4 |
| COconce (ppm) | 44,3 |
| COconcd (ppm) | 1,0 |
| HCconce (ppm) | 27,0 |
| HCconcd (ppm) | 3,02 |
| CH4 conce (ppm) | 18,0 |
| CH4 concd (ppm) | 1,7 |
| CO2,conce ( %) | 0,723 |
| Wact (kWh) | 62,72 |
Calculation of the NOx, correction factor (Annex III, Appendix 2, Section 4.2):
Calculation of the NMHC concentration (Annex III, Appendix 2, Section 4.3.1):
Calculation of the background corrected concentrations (Annex III, Appendix 2, Section 4.3.1.1):
Assuming a G20 reference fuel (100 % methane) of the composition C1H4:
For NMHC, the background concentration is the difference between HCconcd and CH4concd
Calculation of the emissions mass flow (Annex III, Appendix 2, Section 4.3.1):
Calculation of the specific emissions (Annex III, Appendix 2, Section 4.4):
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