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sector:energy:fuel_combustion:transport:road_transport:abrasive_emissions_from_road_vehicles:tyre_and_brake_wear [2023/03/02 08:53] – [Recalculations] 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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__Table 1: Emission factors applied__ | __Table 1: Emission factors applied__ | ||
- | | |^ | + | | || |
- | | ::: | ::: | + | | ::: | ::: |
^ BC | [mg/ | ^ BC | [mg/ | ||
^ PM< | ^ PM< | ||
Line 51: | Line 51: | ||
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. | ||
- | {{: | + | {{ : |
- | {{: | + | |
- | {{: | + | Whereas annual copper emissions result almost entirely from the wear of (disc) brakes... |
+ | |||
+ | {{ : | ||
+ | |||
+ | ...zinc emissions result from both tyre and brake wear with high amounts of zinc used in tyre rubber and drum brakes applied in trucks (heayv loads) and buses (stop-and-go). | ||
+ | |||
+ | {{ : | ||
===== Recalculations ===== | ===== Recalculations ===== | ||
- | With both **activity data** and **emission factors** unrevised, emission estimates remain unaltered compared to last year' | + | Compared to last year's submission, emission estimates have been revised due to updated mileage data (see super-ordinate chapter). |
+ | Differences in the relative changes provided for the specific pollutants result from the different emission factors applied for the different vehicle types. | ||
+ | |||
+ | __Table : Revised emission estimates for particulate matter, copper and zinc, in [kt]__ | ||
+ | | ^ 1990 ^ 1995 | ||
+ | | **Black Carbon (BC)** - from tyre wear only | ||
+ | ^ current submission | ||
+ | ^ previous submission | ||
+ | ^ absolute change | ||
+ | ^ relative change | ||
+ | | **PM< | ||
+ | ^ current | ||
+ | ^ 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 | ||