An integrated simulation environment for

Autonomous Mobility on Demand in Zurich

Sebastian Hörl

STRC 2018

Ascona, 15 May 2018

Three components

  • Cost calculator

 

  • Model choice model

 

  • Simulation (MATSim)
    • Scenario
    • New components, integration

Cost Calculator

  • Fleets of autonomous vehicles
     
  • Private autonomous vehicles
     
  • Comparison with conventional vehicles

Cost Calculator

Cost Calculator

0.67 CHF

per passenger kilometer

Mode Choice Model

  • Stated preference survey
    • 400 respondents
       
  • Attitudes towards different AV services
    • Shared AV
    • Pooled AV
    • AV feed for public transport
       
  • Work done by Felix Becker

MATSim

Home

Work

Shop

Home

until 8am

9am to 6pm

6:15m to 6:30pm

from 6:45pm

walk

public

transport

walk

MATSim

Network simulation

Scoring of the plans

Selection and modification

Scenario

New mode choice
Endogenous costs

Simulation of AVs

Mostly new

Simulation of AVs

  • AV taxi services
     
  • Simple dispatching heuristic
    (Bischoff & Maciejewski)
     
  • Multiple operators
     
  • Dynamic demand responses

Idle

Pickup

Drive

Dropoff

Drive

Case study: dispatching strategies

  • Maximum demand case
     
  • Freeflow conditions
     
  • Four dispatching strategies
    • Load-balancing heuristic
    • Global Eucledian Bipartite Matching
    • Feedforward Fluidic Rebalancing
    • daptive Uniform Rebalancing

Case study: dispatching strategies

Case study: dispatching strategies

Case study: dispatching strategies

Case study: dispatching strategies

New mode choice in MATSim

Discrete mode choice model

Network simulation

Estimation

New mode choice in MATSim

Discrete mode choice model

Network simulation

Estimation

Cost Calculator

Dynamic demand simulations

Work in progress ...

  • Scenario analysis
    • Changes in accessibility
    • Induced Demand
    • Effects on public transit ridership
       
  • Missing elements

Spatial constraints

Operational constraints

Intermodality

Thanks!

Questions?