Energy Efficiency in Railways Technical Aspects Prof. Dr. Ing. Markus Hecht TU Berlin / FG Schienenfahrzeuge Salzufer 17 19 / Office SG 14, D 10587 Berlin www.schienenfzg.tu berlin.de markus.hecht@tu berlin.de 1
Railway transport Changes in world wide passenger transport from 2000-2014 (Index 2000 = 100) Changes in world wide freight transport from 2000-2014 (Index 2000 = 100) Traffic Vo olume [Index 2000 = 100] Traffic Vo olume [Index 2000 = 100] Positiv-/Negative- Scenario Positiv-/Negative- Scenario Pkm Passenger Rail Transport tkm Freight Rail Transport 2
CO 2 Emissions in Freight transport in g / tkm 96 78 23 2 35 Rail transport In Germany Rail transport Switzerland Truck (fleet wide) Truck 40t Inland waterway craft 3
Power Distribution in Diesel-Traction 4
EU-Projects and Projects with local Partners ECORailS with TSB/FAV, SenStadt Berlin, et. al. Evaluating technologies and operational measures regarding energy efficiency, environment friendliness and Life Cycle Costs Waste Heat Recovery for Power Generation with Voith/Amovis Studies on the degree of efficiency of ORC and Kalina Process in DMU and Locomotives Feasibility studies regarding package problems Energy Saving at the NEB Measurement of the energy distribution in the powertrain during regular operation Simulation longitudinal dynamics Cost Benefit Analysis of technologies and operational measures to reduce the fuel consumption Studies on Functional Requirements of Driver Assistance Systems for Freight Transport at the HVLE Determination of position using dgps, inertial navigation and vehicle dynamics measurement 5
ECORailS Department of Land and Sea Transport Systems Technologies an nd ort operational measures (sho name) En nergy savings potential Pollutants emissions savings potential Economic potential (on LCC basis) Noise CO2 emission saving potentia al NOx emission saving potentia al CO emission sav ving potential HC emission sav ving potential Pa aticulate emiss sion saving potentia al Im mplementation cost (IC) st Operational co (OC) Maintenance co ost (MC) isposalo cost (D DC) Di Difference in No oise I Emissions (Indicator: TS Noise) Energy recovery DT 35% 35% 35% 35% 35% 35% High: > 1% of of the vehicle reduced starting noise + reduced pass-by noise in braking phase Energy recovery ET 20-30% depends on depends on energy mix energy mix at the at the catenary catenary depends on energy mix at the catenary depends on energy mix at the catenary depends on energy mix at the catenary High: > 1% of reduced pass-by of noise in braking the vehicle phase Eco Driving without electronic assists Eco Driving with assistens systems 2-5% 2-5% 2-5% 2-5% 2-5% 2-5% 5-10% 5-10% 5-10% 5-10% 5-10% 5-10% Stand-by and depends on depends on depends depends on depends on energy mix energy mix on energy energy mix energy mix comfort functions 2-5% at the at the mix at the at the at the (ET) catenary catenary catenary catenary catenary Medium: 0,1% 1% of initial investment of the vehicle (aprox. 30000 per drivers cab) Low: < 0,1% 01%of of the vehicle (training measures for driving personal) of the vehicle Low: < 0,1% 01%of of the vehicle none Low: < 0,1% 01%of no effect no effect reduced stand still noise 6
Measurement Energy Saving at the NEB Department of Land and Sea Transport Systems Analysis Arbeit an der Arbeit am Arbeit am verrichtete Arbeit Traktionsarbeit Arbeit am durchschnittliche Streckenlänge streckenbezogene Hydrostatikpumpe Luftkompressor Klimakompressor pro Fahrzeug Generator Fahrtdauer [h] [km] Arbeit [kwh/km] Karow Basdorf 17.88 0.82 1.15 0.11 0.53 0.20 13.40 40.99 3.06 Karow Groß Schönebeck 58.82 3.07 4.46 0.37 1.79 0.67 37.50 137.01 3.65 Karow Wensickendorf 27.79 1.46 1.91 0.19 0.93 0.35 27.90 64.57 2.31 Karow Klosterfelde 31.19 1.58 1.99 0.22 1.07 0.40 22.80 72.09 3.16 Lichtenberg Kostrzyn 115.13 6.15 7.29 0.72 3.47 1.30 80.40 265.50 3.30 Lichtenberg Kostrzyn (express) 97.13 5.20 5.96 0.63 3.07 1.15 80.40 223.98 2.79 0% 5% 5% 3% Traktionsarbeit Arbeit an der Hydrostatikpumpe 87% Arbeit am Generator Arbeit am Luftkompressor Driver Assistant Systems Namedes Systems Integrationsgrad Einsparpotential * 1 ZF TopoDyn + EcoLife sehr hoch bis zu 25% ESF mit EBuLa der DB sehr hoch 10 15% Suggestions Velocity Shortest Time Possible Energy Efficient Driving Low friction Arbeit am Klimakompressor Bombardier EBI Drive hoch bis zu 10% Knorr Bremse LEADER hoch bis zu 10% DSB GEKKO sehr gering bis zu 5% Distance 7
Contact Thanks for Your Attention Prof. Dr. Ing. Markus HECHT FG Schienenfahrzeuge Geschäftsführender Direktor Institut für Land u. Seeverkehr Technische Universität Berlin Salzufer 17 19 / Sekr.: SG 14 10587 Berlin Tel.: +49 (0)30 31425150 Fax: +49 (0)30 31422529 E Mail: markus.hecht@tu berlin.de Internet: www.schienenfzg.tu berlin.de 8