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IFEU Heidelberg

passenger car example...............................................................................14 Fig. 4: The energy chain in the transport sector.............................................................15 Fig. 5: Energy chain for diesel and electricity (schematic presentation)........................16 Fig. 6: The New European Driving Cycle (NEDC)..........................................................19

Tables: Tab. 1: Efficiency of energy supply and CO2 emissions in Europe ...............................16

Tab. 2: Fuel savings test results for selected driving cycles [l/ 100 km*100 kg]............................................................................................21

Tab. 3: Overview of specific and relative fuel and energy savings for passenger cars............................................................................................ 23

Tab. 4: Overview of data for exemplification of energy and CO2 savings from a 100 kg weight reduction......................................................25

Tab. 5: Specific and relative fuel savings of city buses..................................................26 Tab. 6: Life-time performance of city buses...................................................................27 Tab. 7: Overview of data for exemplification of an average city bus ..............................27 Tab. 8: Specific and relative fuel savings of long distance buses..................................28 Tab. 9: Life-time performance of long distance buses...................................................29

Tab. 10: Overview of data for exemplification of average long distance bus ............................................................................................................... 29

Tab. 11: Fuel consumption of articulated trucks ............................................................30

Tab. 12: Specific fuel and end energy savings for articulated trucks by estimation method .......................................................................................31

Tab. 13: Life-time performance of long articulated commercial trucks..........................31

Tab. 14: Overview of data for exemplification of articulated commercial trucks (50 % load)....................................................................32

Tab. 15: Life-time performance with different payloads .................................................32

Tab. 16: Life-time energy savings of volume and weight limited transport with articulated trucks...................................................................33

Tab. 17: Overview of relative energy savings for rail vehicles........................................35

Tab. 18: Overview of relative specific energy savings for exemplification ............................................................................................. 36

Tab. 19: Final energy consumption of short distance trains ..........................................37 Tab. 20: Performance of short distance trains...............................................................38

Energy savings by light-weighting

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