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sector:energy:fuel_combustion:transport:road_transport:abrasive_emissions_from_road_vehicles:tyre_and_brake_wear [2021/04/14 07:05] – kotzulla | sector:energy:fuel_combustion:transport:road_transport:abrasive_emissions_from_road_vehicles:tyre_and_brake_wear [2023/03/02 09:59] (current) – [Discussion of emission trends] kotzulla | ||
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In sub-categories //1.A.3.b vi - Road transport: Automobile tyre and brake wear// emissions from automobile tyre and brake wear in RT are reported. Therefore, these sub-category is an important source for a) particle emissions and b) emissions of heavy metals, POPs etc. included in these particles. | In sub-categories //1.A.3.b vi - Road transport: Automobile tyre and brake wear// emissions from automobile tyre and brake wear in RT are reported. Therefore, these sub-category is an important source for a) particle emissions and b) emissions of heavy metals, POPs etc. included in these particles. | ||
- | ^ Category Code ^ Method | + | ^ Category Code ^ Method |
- | | 1.A.3.b vi | + | | 1.A.3.b vi |
- | ^ | + | ^ |
- | | 1.A.3.b vi | + | | Key Category: |
===== Methodology ===== | ===== Methodology ===== | ||
Line 21: | Line 21: | ||
__Table 1: Emission factors applied__ | __Table 1: Emission factors applied__ | ||
- | ^ | + | | |
- | | | + | | ::: | ::: | **PCs** |
+ | ^ BC | [mg/ | ||
+ | ^ PM< | ||
+ | ^ PM< | ||
+ | ^ TSP | ::: | 10,7 | ||
+ | ^ Pb | [µg/ | ||
+ | ^ Hg | ::: | 0 | 0 | ||
+ | ^ Cd | ::: | 0,05 | ||
+ | ^ As | ::: | 0,04 | ||
+ | ^ Cr | ::: | 0,26 | ||
+ | ^ Cu | ::: | 1,86 | ||
+ | ^ Ni | ::: | 0,32 | ||
+ | ^ Se | ::: | 0,21 | ||
+ | ^ Zn | ::: | 79,5 | ||
+ | ^ B[a]P | ::: | 0,032 | 0,049 | ||
+ | ^ B[b]F | ::: | 0,038 | 0,063 | ||
+ | ^ B[k]F | ::: | 0 | 0 | ||
+ | ^ I[..]P | ||
+ | ^ ∑ PAHs 1-4 | ::: | 0,090 | 0,140 | ||
=====Discussion of emission trends===== | =====Discussion of emission trends===== | ||
// | // | ||
- | __Table: Outcome of Key Category Analysis__ | + | __Table |
- | | for: ^ BC | + | | for: ^ BC |
- | | by: | | + | | by: | |
All reported emissons from tyre and brake wear are connected directly to the mileage driven by the road vehicles covered. | All reported emissons from tyre and brake wear are connected directly to the mileage driven by the road vehicles covered. | ||
- | === Particulate Matter === | + | {{ : |
- | === Heavy metals === | + | Whereas annual copper emissions result almost entirely from the wear of (disc) brakes... |
- | The emissions of heavy metals are as well linked directly to the trend of mileage. | + | {{ : |
+ | |||
+ | ...zinc emissions result from both tyre and brake wear with high amounts | ||
+ | |||
+ | {{ : | ||
===== Recalculations ===== | ===== Recalculations ===== | ||
- | **Activity data** (mileage) | + | Compared to last year's submission, emission estimates |
+ | Differences in the relative changes provided for the specific pollutants result from the different emission factors applied for the different vehicle types. | ||
- | However, the biggest changes occur in the tier1 **emission factors** that have been revised during a research study. | + | __Table : Revised emission estimates for particulate matter, copper and zinc, in [kt]__ |
- | The variety of old and revised emission factors cannot be compared here in a comprehendible way. | + | | ^ 1990 ^ 1995 |
+ | | **Black Carbon (BC)** - from tyre wear only | ||
+ | ^ current submission | ||
+ | ^ previous submission | ||
+ | ^ absolute change | ||
+ | ^ relative change | ||
+ | | **PM< | ||
+ | ^ current submission | ||
+ | ^ previous submission | ||
+ | ^ absolute change | ||
+ | ^ relative change | ||
+ | | **PM< | ||
+ | ^ current submission | ||
+ | ^ previous submission | ||
+ | ^ absolute change | ||
+ | ^ relative change | ||
+ | | **Total Suspended Particles (TSP)** | ||
+ | ^ current submission | ||
+ | ^ previous submission | ||
+ | ^ absolute change | ||
+ | ^ relative change | ||
+ | | **Copper (Cu)** | ||
+ | ^ current submission | ||
+ | ^ previous submission | ||
+ | ^ absolute change | ||
+ | ^ relative change | ||
+ | | **Zinc (Zn)** | ||
+ | ^ current submission | ||
+ | ^ previous submission | ||
+ | ^ absolute change | ||
+ | ^ relative change | ||
- | <WRAP center round info 60%> | ||
- | For more information on recalculated emission estimates for Base Year and 2018, please see the pollutant-specific recalculation tables following chapter [[general: | ||
- | </ | ||
+ | <WRAP center round info 65%> | ||
+ | For **pollutant-specific information on recalculated emission estimates for Base Year and 2020**, please see the recalculation tables following [[general: | ||
+ | </ | ||
===== 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. | ||
- | ===== FAQs ===== | ||
- | ------ | ||
- | [[bibliography]] | ||
- | : 1 : EMEP/EEA, 2019: EMEP/EEA air pollutant emission inventory guidebook 2019; https:// | ||
- | [[/ |