www.tst-conference.org october 10-13, 2012, katowice - ustron, poland 12th international conference...
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October 10-13, 2012, Katowice - Ustron, Poland
12th INTERNATIONAL CONFERENCE
Wolfgang Niebel1, Oliver Bley², Rüdiger Ebendt1
1German Aerospace Center (DLR), Institute of Transportation Systems²Technical University Braunschweig, Germany
Evaluation of Microsimulated Traffic Light Optimisation Using V2I Technology
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Institute of Transportation Systems > Aerospace technology for road and railwayEvaluation of Microsimulated Traffic Light Optimisation > 19 April 2023 > 2
German Aerospace Center
• Aeronautics, Space, Transport, Energy
• 7,000 employees• 29 institutes, 13 sites• TS Dept.: Automotive,
Rail, Traffic Management
Köln
Lampoldshausen
Stuttgart
Oberpfaffenhofen
Braunschweig
Göttingen
Berlin-
Bonn
Trauen
Hamburg
Neustrelitz
Weilheim
Bremen-
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Global Goals Criteria Measures Method & ProcedureM: QA QM CBA
P: HBS PI EWSMobility Travel Time s; min; h x
Delay Time / Stop Time x x x Number / Percentage of Stops n / % x x
Environment Friendliness
Pollutant Emissions (Nox, CO, HC, PA) g; t xClimate Gas CO2 g; t x
Fuel Consumption l; kg; MW x Noise Emissions db(A) x
Resource Efficiency Building / Acquisition Costs € x Operating + Maintenance Costs € x Occupancy Rate n; % x x
QA: qualitative assessmentQM: quantitative measurement(s)CBA: Cost-Benefit-Analyses
Evaluation Framework
• Ranking alternatives; do vs. do nothing
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Institute of Transportation Systems > Aerospace technology for road and railwayEvaluation of Microsimulated Traffic Light Optimisation > 19 April 2023 > 4
Evaluation Procedures
• LoS (HBS): single criterion
• bi-critera
Criterion
Level of Service
Average waiting time w [s] Percentage of unstopped vehicles [%]
public transport
bikes pedestrians* motor vehicles (uncoordinated)
motor vehicles (coordinated)
A ≤ 5 ≤ 15 ≤ 15 ≤ 20 ≥ 95B ≤ 15 ≤ 25 ≤ 20 ≤ 35 ≥ 85C ≤ 25 ≤ 35 ≤ 25 ≤ 50 ≥ 75D ≤ 40 ≤ 45 ≤ 30 ≤ 70 ≥ 65E ≤ 60 ≤ 60 ≤ 35 ≤ 100 ≥ 50F > 60 > 60 > 35 > 100 < 50* supplementary 5 s when crossing a divisional island
][ ,
,,,,
i zzi
i zzizis
i zzizi
P
PsGPwPI
i: node sections (1..4)z: transport modes (4)w: waiting time [s]s: # of stops [-]P: vehicles * occupation [-]Gs: weight of stops (60) [-]
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Microscopic Traffic Simulation
• TSS AIMSUN 6.1.3• V2I functions via API (*.csv, *.jar files)• 7 vehicle types, , , 6:00-22:00 à 15min
Node K061
100 m
Node K047
Node K046
ADT≈35,000
© Google2011
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Optimisation Scenarios
• Test 7: difficult lateral control simulation
Scenario Applied Traffic Control C2I Vehicle Penetration Rate
Tailback Estimation & Forecast
Vehicle Approach Control
Status Quo Fixed Time0% Test 1 TRANSYT optimised
Test 2 Signal Program OptimiserTest 3 Signal Program Optimiser 5%
detectors + vehicle data
Test 4 Signal Program Optimiser 15%Test 5 Signal Program Optimiser 25%Test 6 Signal Program Optimiser 35%Test 7 Signal Program Optimiser
35%+lateral control
Test 8 TRANSYT optimised Test 9 Signal Program Optimiser
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Evaluation Results I
• PI Status Quo
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Institute of Transportation Systems > Aerospace technology for road and railwayEvaluation of Microsimulated Traffic Light Optimisation > 19 April 2023 > 8
Evaluation Results II
• PI Test 3• K47 (central )• 5% rate (2,550
vehicles)• int: Δ=[9%..-24%]• 16h: 7165 -≙
9%
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Evaluation Results III
• Telematics Cost examples for CBA– OBU/RSU
• 2,000€ @ year 1 5%≙• 500€ @ year 10 35%≙• 10 years usage• 3..5 applications
– Traffic light equipment: 25,000€ 50€ * 2,550 veh + 2,500€ 130,000€ p.a.
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Transferability
• EU-FP6 project HEATCO• monetising rate examples
• 130,000€ p.a. 19h business travelling/day≙• 130,000€ 42t NOx≙
NOx [€/t] Time [€/h business traveller]
Poland 3,000 12.87
Czech Republic 3,200 14.27
Slovakia 4,600 12.36
Germany 3,100 27.86
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Acknowledgements
The KOLINE project was granted by the German Federal Ministry of Economics and Technology (BMWi) according to a decision of the German Federal Parliament within the 3rd transport research framework “Mobility and Transport Technologies”.
Further project partners:•Institut für Automation und Kommunikation e.V. Magdeburg (ifak),•Institute of Control Engineering TU Braunschweig,•Transver GmbH Munich,•Volkswagen AG Wolfsburg (VW)