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sector:energy:fuel_combustion:small_combustion:mobile_small_combustion:commercial_and_institutional [2021/04/06 09:53] – kotzulla | sector:energy:fuel_combustion:small_combustion:mobile_small_combustion:commercial_and_institutional [2021/12/15 20:00] (current) – external edit 127.0.0.1 | ||
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^ Method | ^ Method | ||
| T1, T2 | NS, M | CS, D, M | //no key category// | | T1, T2 | NS, M | CS, D, M | //no key category// | ||
- | |||
===== Methodology ===== | ===== Methodology ===== | ||
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==== Activity data ==== | ==== Activity data ==== | ||
- | Sector-specific **diesel** consumption data are included in the primary fuel-delivery data available from NEB line 67: ' | + | Sector-specific **diesel** consumption data are included in the primary fuel-delivery data available from NEB line 67: ' |
__Table 1: Sources for primary fuel-deliveries data__ | __Table 1: Sources for primary fuel-deliveries data__ | ||
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|| as of 1995 || NEB line 67: ' | || as of 1995 || NEB line 67: ' | ||
- | Following the deduction of diesel oil inputs for military vehicles as provided in (BAFA, | + | Following the deduction of diesel oil inputs for military vehicles as provided in (BAFA, |
__Table 2: Annual contribution of NFR 1.A.4.a ii to the over-all amounts of diesel oil provided in NEB line 67__ | __Table 2: Annual contribution of NFR 1.A.4.a ii to the over-all amounts of diesel oil provided in NEB line 67__ | ||
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The emission factors used here are of rather different quality: | The emission factors used here are of rather different quality: | ||
- | Basically, for all **main pollutants**, | + | Basically, for all **main pollutants**, |
As no such specific EF are available for biofuels, the values used for diesel oil are applied to biodiesel, too. | As no such specific EF are available for biofuels, the values used for diesel oil are applied to biodiesel, too. | ||
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< | < | ||
< | < | ||
- | < | + | < |
<WRAP center round info 100%> | <WRAP center round info 100%> | ||
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</ | </ | ||
- | For lead (Pb) from leaded gasoline and corresponding TSP emissions, additional emissions are are calculated from 1990 to 1997 based upon contry-specific emission factors from [((bibcite 3))]. | + | <WRAP center round info 100%> |
- | + | For information on the **emission factors for heavy-metal and POP exhaust emissions**, | |
- | For information on the **emission factors for heavy-metal and POP exhaust emissions**, | + | </ |
===== Discussion of emission trends ===== | ===== Discussion of emission trends ===== | ||
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==== Regulated pollutants ==== | ==== Regulated pollutants ==== | ||
- | **Nitrogen oxides | + | ===Nitrogen oxides |
For all regulated pollutants, emission trends follow not only the trend in fuel consumption but also reflect the impact of fuel-quality and exhaust-emission legislation. | For all regulated pollutants, emission trends follow not only the trend in fuel consumption but also reflect the impact of fuel-quality and exhaust-emission legislation. | ||
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{{ : | {{ : | ||
- | **Particulate matter** | + | ====Particulate matter |
Over-all PM emissions are by far dominated by emissions from diesel oil combustion with the falling trend basically following the decline in fuel consumption between 2000 and 2005. | Over-all PM emissions are by far dominated by emissions from diesel oil combustion with the falling trend basically following the decline in fuel consumption between 2000 and 2005. | ||
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Additional contributors such as the impact of TSP emissions from the use of leaded gasoline (until 1997) have no significant effect onto over-all emission estimates. | Additional contributors such as the impact of TSP emissions from the use of leaded gasoline (until 1997) have no significant effect onto over-all emission estimates. | ||
- | Here, as the EF(BC) are estimated via fractions provided in [((bibcite 4))], black carbon emissions follow the corresponding emissions of PM,,2.5,,. | + | Here, as the EF(BC) are estimated via fractions provided in the 2019 EMEP Guidebook |
- | [[gallery size=" | + | {{ :sector: |
- | : 1A4aii_EM_PM.PNG | + | |
- | [[/ | + | |
===== Recalculations ===== | ===== Recalculations ===== | ||
- | **Activity data** hase been revised according to revised annual NEB line 67 shares and the finalized data from the National Energy Balance | + | **Activity data** hase been revised according to revised annual NEB line 67 shares and the finalized data from the National Energy Balance |
__Table 5: Revised annual contribution of 1.A.4.a ii to over-all diesel oil deliveries provided in NEB line 67__ | __Table 5: Revised annual contribution of 1.A.4.a ii to over-all diesel oil deliveries provided in NEB line 67__ | ||
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^ absolute change | ^ absolute change | ||
^ relative change | ^ relative change | ||
- | |||
- | |||
- | With all **emission factors** remaining unrevised, emission values have only been recalculated for 2017 as shown in the following table for the main pollutants. | ||
- | |||
- | __Table 8: Recalculated emission estimates 2017, in kilotonnes__ | ||
- | ||= ||= **NH,, | ||
- | ||~ Submission 2020 ||> | ||
- | ||~ Submission 2019 ||> | ||
- | ||~ absolute change ||> | ||
- | ||~ relative change ||> | ||
- | |||
<WRAP center round info 60%> | <WRAP center round info 60%> | ||
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===== Uncertainties ===== | ===== Uncertainties ===== | ||
- | Uncertainty estimates for **activity data** of mobile sources derive from research project FKZ 360 16 023: " | + | Uncertainty estimates for **activity data** of mobile sources derive from research project FKZ 360 16 023: " |
Uncertainty estimates for **emission factors** were compiled during the PAREST research project. Here, the final report has not yet been published. | Uncertainty estimates for **emission factors** were compiled during the PAREST research project. Here, the final report has not yet been published. | ||
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**//Why are similar EF applied for estimating exhaust heavy metal emissions from both fossil and biofuels?// | **//Why are similar EF applied for estimating exhaust heavy metal emissions from both fossil and biofuels?// | ||
- | The EF provided in [((bibcite 4))] represent summatory values for (i) the fuel's and (ii) the lubricant' | + | The EF provided in [(EMEPEEA2019)] represent summatory values for (i) the fuel's and (ii) the lubricant' |
- | + | ||
- | ------ | + | |
- | + | ||
- | [[bibliography]] | + | |
- | : 1 : AGEB (2019): Working Group on Energy Balances (Arbeitsgemeinschaft Energiebilanzen (Hrsg.), AGEB): Energiebilanz für die Bundesrepublik Deutschland; | + | [(AGEB2020> |
- | : 2 : BAFA (2019): Federal Office of Economics and Export Control (Bundesamt für Wirtschaft und Ausfuhrkontrolle, | + | [(BAFA2020> |
- | URL: https:// | + | URL: https:// |
- | : 3 : Knörr et al. (2019b): Knörr, W., Heidt, C., Gores, S., & Bergk, F. (2019b): ifeu Institute for Energy and Environmental Research (Institut für Energie- und Umweltforschung Heidelberg gGmbH, ifeu): Aktualisierung des Modells TREMOD-Mobile Machinery (TREMOD MM) 2018, Heidelberg, | + | [(KNOERR2020b> |
- | : 4 : EMEP/EEA, 2019: EMEP/EEA air pollutant emission inventory guidebook 2019, Copenhagen, 2019. | + | [(EMEPEEA2019> |
- | : 5 : Rentz et al. (2008): Nationaler Durchführungsplan unter dem Stockholmer Abkommen zu persistenten organischen Schadstoffen (POPs), im Auftrag des Umweltbundesamtes, | + | [(RENTZ2008> |
- | : 6 : Knörr et al. (2009): Knörr, W., Heldstab, J., & Kasser, F.: Ermittlung der Unsicherheiten der mit den Modellen TREMOD und TREMOD-MM berechneten Luftschadstoffemissionen des landgebundenen Verkehrs in Deutschland; | + | [(KNOERR2009> |
- | [[/ | + |