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sector:energy:fuel_combustion:transport:road_transport:emissions_from_fuel_combustion_in_road_vehicles:light_duty_vehicles [2022/02/23 14:43] – [Table] kuntze | sector:energy:fuel_combustion:transport:road_transport:emissions_from_fuel_combustion_in_road_vehicles:light_duty_vehicles [2023/02/27 07:18] – [Table] kotzulla | ||
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In sub-category //1.A.3.b ii - Road Transport: Light Duty Vehicles// emissions from fuel combustion in Light Duty Vehicles (LDVs) are reported. | In sub-category //1.A.3.b ii - Road Transport: Light Duty Vehicles// emissions from fuel combustion in Light Duty Vehicles (LDVs) are reported. | ||
- | ^ Category Code ^ Method | + | ^ Category Code ^ Method |
- | | 1.A.3.b ii | + | | 1.A.3.b ii |
- | ^ Key Category | + | ^ Key Category |
- | | 1.A.3.b ii | + | | 1.A.3.b ii |
{{page> | {{page> | ||
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==== Activity data ==== | ==== Activity data ==== | ||
- | Specific consumption data for light-duty vehicles (LDV) are generated within TREMOD [(KNOERR2020a)]. - The following table provides an overview of annual amounts of fuels consumed by LDV in Germany. | + | Specific consumption data for light-duty vehicles (LDV) are generated within TREMOD [(KNOERR2022a)]. - The following table provides an overview of annual amounts of fuels consumed by LDV in Germany. |
__Table 1: Annual fuel consumption of light duty vehicles, in terajoules__ | __Table 1: Annual fuel consumption of light duty vehicles, in terajoules__ | ||
- | | | + | | |
- | ^ Diesel oil | | + | ^ Diesel oil | |
- | ^ Gasoline | + | ^ Gasoline |
- | ^ CNG | + | ^ CNG |
- | ^ Biodiesel | + | ^ Biodiesel |
- | ^ Biogasoline | + | ^ Biogasoline |
- | ^ Biogas | + | ^ Biogas |
- | ^ Ʃ 1.A.3.b ii ^ | + | ^ Ʃ 1.A.3.b ii ^ |
{{ : | {{ : | ||
+ | |||
<WRAP center round info 60%> | <WRAP center round info 60%> | ||
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==== Emission factors ==== | ==== Emission factors ==== | ||
- | The majority of emission factors for exhaust emissions from road transport are taken from the ' | + | The majority of emission factors for exhaust emissions from road transport are taken from the ' |
However, it is not possible to present these highly specific tier3 values here in a comprehendible way . | However, it is not possible to present these highly specific tier3 values here in a comprehendible way . | ||
- | |||
<WRAP center round info 100%> | <WRAP center round info 100%> | ||
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Regarding PCDD/F, a tier1 EF from (Rentz et al., 2008) [(RENTZ2008)] is used instead. | Regarding PCDD/F, a tier1 EF from (Rentz et al., 2008) [(RENTZ2008)] is used instead. | ||
- | __Table | + | __Table |
| | | | ||
| | | | ||
Line 62: | Line 63: | ||
=====Discussion of emission trends==== | =====Discussion of emission trends==== | ||
- | __Table: Outcome of Key Category Analyis__ | + | __Table |
| for: ^ NO< | | for: ^ NO< | ||
| by: | Level | | by: | Level | ||
Line 77: | Line 78: | ||
Here, the strong dependence on increasing fuel qualities (sulphur content) leads to an cascaded downward trend of emissions , influenced only slightly by increases in fuel consumption and mileage. | Here, the strong dependence on increasing fuel qualities (sulphur content) leads to an cascaded downward trend of emissions , influenced only slightly by increases in fuel consumption and mileage. | ||
+ | |||
{{ : | {{ : | ||
+ | |||
For **ammonia** emissions the increasing use of catalytic converters in gasoline driven cars in the 1990s lead to a steep increase whereas both the technical development of the converters and the ongoing shift from gasoline to diesel cars resulted in decreasing emissions in the following years. | For **ammonia** emissions the increasing use of catalytic converters in gasoline driven cars in the 1990s lead to a steep increase whereas both the technical development of the converters and the ongoing shift from gasoline to diesel cars resulted in decreasing emissions in the following years. | ||
+ | |||
{{ : | {{ : | ||
+ | |||
====Particulate matter & Black carbon==== | ====Particulate matter & Black carbon==== | ||
- | Starting in the middle of the 1990s, a so-called " | + | Starting in the middle of the 1990s, a so-called " |
+ | |||
+ | With the still ongoing " | ||
{{ : | {{ : | ||
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===== Recalculations ===== | ===== Recalculations ===== | ||
- | Compared to submission | + | Compared to submission |
- | Here, **activity data** were revised within TREMOD. | + | Here, for diesel oil, significant amounts have been re-allocated from heavy-duty vehicles (see NFR 1.A.3.b iii) whereas, for gasoline, hugher amounts have been re-allocated from passenger cars (see NFR 1.A.3.b i). |
__Table 4: Revised fuel consumption data, in terajoules__ | __Table 4: Revised fuel consumption data, in terajoules__ | ||
- | | ^ 1990 | + | | ^ 1990 |
- | | **DIESEL OIL** ||||||||||||||||||| | + | | **DIESEL OIL** |
- | ^ current submission | + | ^ current submission |
- | ^ previous submission | + | ^ previous submission |
- | ^ absolute change | + | ^ absolute change |
- | ^ relative change | + | ^ relative change |
- | | **BIODIESEL** | + | | **BIODIESEL** |
- | ^ current submission | + | ^ current submission |
- | ^ previous submission | + | ^ previous submission |
- | ^ absolute change | + | ^ absolute change |
- | ^ relative change | + | ^ relative change |
- | | **GASOLINE** | + | | **GASOLINE** |
- | ^ current submission | + | ^ current submission |
- | ^ previous submission | + | ^ previous submission |
- | ^ absolute change | + | ^ absolute change |
- | ^ relative change | + | ^ relative change |
- | | **BIOGASOLINE** | + | | **BIOGASOLINE** |
- | ^ current submission | + | ^ current submission |
- | ^ previous submission | + | ^ previous submission |
- | ^ absolute change | + | ^ absolute change |
- | ^ relative change | + | ^ relative change |
- | | **CNG** | + | | **CNG** |
- | ^ current submission | + | ^ current submission |
- | ^ previous submission | + | ^ previous submission |
- | ^ absolute change | + | ^ absolute change |
- | ^ relative change | + | ^ relative change |
- | | **BIOGAS** | + | | **BIOGAS** |
- | ^ current submission | + | ^ current submission |
- | ^ previous submission | + | ^ previous submission |
- | ^ absolute change | + | ^ absolute change |
- | ^ relative change | + | ^ relative change |
Due to the variety of tier3 **emission factors** applied, it is not possible to display any changes in these data sets in a comprehendible way. | Due to the variety of tier3 **emission factors** applied, it is not possible to display any changes in these data sets in a comprehendible way. | ||
- | <WRAP center round info 60%> | + | <WRAP center round info 65%> |
- | For more information on recalculated emission estimates | + | For **pollutant-specific |
</ | </ | ||
- | |||
===== Planned improvements ===== | ===== Planned improvements ===== | ||
Besides a routine revision of the underlying model, no specific improvements are planned. | Besides a routine revision of the underlying model, no specific improvements are planned. | ||
- | + | [(AGEB2022> | |
- | [(KNOERR2020a> Knörr et al. (2020a): Knörr, W., Heidt, C., Gores, S., & Bergk, F.: ifeu Institute for Energy and Environmental Research (Institut für Energie- und Umweltforschung Heidelberg gGmbH, ifeu): Fortschreibung des Daten- und Rechenmodells: | + | [(BAFA2022> |
+ | https:// | ||
+ | [(KNOERR2022a> Knörr et al. (2022a): Knörr, W., Heidt, C., Gores, S., & Bergk, F.: ifeu Institute for Energy and Environmental Research (Institut für Energie- und Umweltforschung Heidelberg gGmbH, ifeu): Fortschreibung des Daten- und Rechenmodells: | ||
[(KELLER2017> | [(KELLER2017> | ||
[(EMEPEEA2019> | [(EMEPEEA2019> | ||
[(RENTZ2008> | [(RENTZ2008> |