Category Archives: Symposium
Fall Symposium 2017
Agenda
Day 1 Presentations
Drew Kodjak. ICCT. The Prospects for Very Low Vehicles Worldwide
Guido Franco. CEC. Is California’s Energy System Resilient to Climate Change?
Obadiah Bartholomy. SMUD. Climate Readiness in the Capital Region
Joan Ogden. STEPS. Research Ideas: Transportation Fue Infrastructure Vulnerability and Resiliency to Climate Change
Marshall Miller. STEPS. Revised Transition Scenarios for California
Chris Yang. STEPS. Freight Decarbonization Comparison between CA-TIMES and the Truck Choice Model
Andy Burke. STEPS. Energy Storage with Batteries and Supercapacitors
Guozhen Li. STEPS. H2 Refueling Infrastructure for Medium- and Heavy-duty Fuel Cell Vehicles
Mollie D’Agostino.3R Future Mobility Program. Status and Updates at 3R
Giovanni Circella. 3R Future Mobility Program. Adoption of Shared Mobility and Ridehailing in California and Impacts on Use and Other Travel Modes
Lew Fulton. STEPS. The Cost of 3R: A Deeper Dive
Day 2 Presentations
Jeremy Martin. UCS. How Will Biofuel Policies Weather the Storm in DC?
Rob Williams. STEPS. Reporting on STEPS Advanced Biofuels Modeling Cost Study
Julie Witcover. STEPS. LCFS Status Report and Update on LCFS Spreading to Other States and Canada Provinces
Gil Tal. PHEV Center. Modeling the Demand for DC Fast Charging: Have we done it all wrong?
Alan Jenn. PHEV Center. Estimating the Impact of Monetary Incentives on Second Generations PEV buyers
Ken Kurani. PHEV Center. In the Slow Lane: ZEV Markets in California, June 2014 to June 2017
Posters
1. Passenger Rail – 2017 Research Update. Raphael Isaac , Paul Erickson
2. The Engine Size Tax and Its Impact on Chinese Automobile Market. Tongxin Xu, Alan Jenn, Erich Muehlegger
3. Hydrogen Demand and Refueling Infrastructure Planning for Medium- and Heavy-Duty Fuel Cell Vehicles in California. Guozhen Li, Joan Ogden
4. Hydrogen Energy Storage for Renewably Intensive Electricity Grids. Zane McDonald, Chris Yang, Joan Ogden, Alan Jenn
5. V2G and G2V smart grid optimization study in a Renewable-Fossil Based Energy System for Northern WECC. Behdad Kiani
6. Plug-in Electric Vehicle (PEV) Charging Infrastructure Assessment Overview, Approaches and Insights. Sesha Raghavan, Xinwei Li, Joan Ogden, Lew Fulton
8. Strengthening the inspection and maintenance system of in-use vehicles in India. Jai Malik, Lew Fulton
9. Truck Choice Model. Qian Wang, Marshall Miller, Lew Fulton, Christopher Yang, Joan Ogden
10. Estimating the Potential Demand for Shared Mobility in First/Last Mile Transit Using MTC Travel Demand Model. Miguel Jaller, Caroline Rodier, Elham Pourrahmani
11. Costs of Shared Mobility, Electric Vehicle Integration, Autonomous Vehicle, and Consumer Behaviors in terms of mode and vehicle choices. Junia Compostella, Lew Fulton
12. What Drives Your Drivers: An In-Depth Look at Lyft and Uber Drivers. Rosaria Berliner, Gil Tal
13. Understanding the Factors Affecting Changes in Household Car Ownership in California. Farzad Alemi, Giovanni Circella, Susan Handy, Patricia Mokhtarian
14. What We Know about the Use of Ridehailing: Frequency of Use and Impacts on Other Modes. Farzad Alemi, Giovanni Circella, Susan Handy, Patricia Mokhtarian
15. Trip analysis to determine PEV charging behavior, infrastructure placement, and charging infrastructure policy. Alex Campbell, Gil Tal
17. Considerations in the use of supercapacitors in combination with batteries in vehicle applications. Andrew Burke
18. China Low-speed Electric Vehicle Boom. Jinpeng Gao, Daniel Sperling, Yunshi Wang, Gil Tal
STEPS Spring 2017 Symposium
The STEPS team gathered 140 expert stakeholders and presented 2017 research results to date.
Agenda Packet – STEPS Symposium Spring 2017
Presentations
Day One – May 23, 2017
Alberto Ayala – Keynote_California’s Next Phase of Clean Car and Truck Policies for 2030
Session 1: Heavy-duty Trucks
Marshall Miller – Updates to Decision Choice Model and Summary of Fleet Workshop
Lew Fulton – Zero-Emission Long-Haul Trucking Technologies
Patric Ouellette – Liquid Biofuels for HD Trucks
Session 2: Electric Vehicles
Tom Turrentine – EV Market Update
Ken Kurani – A quasi-experiment in consumer choice of conventional and alternative fuel vehicles
Alan Jenn – A multi-model approach_international electric vehicle adoption
Session 3: Hydrogen
Zane McDonald – Hydrogen Storage for Curtailed Renewable Energy
Andy Burke – Hydrogen Fuel Cell Trucks
Day Two – May 24, 2017
Session 4: Biofuels
Rosa Dominguez-Faus – California Low Emission Truck and Policies and Plans
Julie Witcover – LCFS Status Review
Alissa Kendall – Life Cycle Assessment
Session 5: Mobility
Mollie d’Agostino – 3 Revolutions Policy Initiative Briefs
Miguel Jaller – Sustainable First and Last Mile Transport
Aria Berliner – Life Stage and its relationship with Shared mobility Use (and knowledge)
Lew Fulton – 3R Scenarios Results
Posters
1. Four California Rail Scenarios to 2050 – Raphael Isaac
2. The Role of Public Utilities in Transportation Electrification – Nicholas Bowden
3. Travel Time & Cost Savings of a 3 Revolutions Scenario – Dominique Meroux
4. The Cost of Electrifying Transport – Eamonn Mulholland
5. Modal Choice into TIMES – Jacopo Tattini
6. Mid-term Transition for Transportation Hydrogen Infrastructure – Guozhen Li
7. Truck Technology Choice Model Overview – Qian Wang
8. Truck Technology Choice Model More Samples, Indicative Results – Qian Wang
9. Exploring the US Air Fleet – in Use and in the Desert – Guozhen Li
10. Estimating the Impacts of First and Last MileTransit Access Programs
11. Change of Demand for Automobiles with Gasoline Price Changes – Qian Wang
13. Spatial regional consumer choice and fueling infrastructure model – Kalai Ramea
STEPS Fall 2016 Symposium
The STEPS team gathered 150 expert stakeholders and presented 2016 research results to date and a preview of 2017 projects.
Agenda Packet – STEPS Symposium Fall 2016
Presentations
Day One – November 30, 2016
David Ory, MTC – Keynote Travel Behavior, Now and Next
Dan Sperling, ITS-Davis – Session 1 The Three Transportation Revolutions
Lew Fulton, STEPS – Session 1 Three revolutions global project – initial findings
Lew Fulton, STEPS – Session 2 COP-22 Two Degrees and Beyond
Joshua Miller, ICCT – Session 2 iTEM-2 Conference Modeling results: What does it tell us about 2 degree scenarios?
Colin Murphy, NextGen – Session 2 Sub-National Approaches to Sustainable Transportation Policy
Daniel Scheitrum, STEPS – Session 3 RNG potential in CA: NG as an Enabler of Low Carbon Fuels
Joan Ogden, STEPS – Session 3 Hydrogen compatibility in the NG system
Chris Yang, ITS-Davis – Session 4 California transition modeling update
Kalai Ramea, ITS-Davis – Session 4 Spatial regional consumer choice and fueling infrastructure model
Day 2 – December 1, 2016
Mike Nicholas, PH&EV Research Center – Session 5 eVMT in the household fleet: evidence from year-long data collection of PEV household travel and charging
Gil Tal, PH&EV Research Center – Session 5 Secondary markets for PEVs in California
Andy Burke, ITS-Davis – Session 6 The fuel economy of MD/HD trucks 2015-2050
Marshall Miller, ITS-Davis – Session 6 Update on HDV Scenarios
Jinpeng Gao, ITS-Davis – Session 7 Low-Speed Electric Vehicles in China: Market Boom,
Miguel Jaller, UC Davis – Session 7 Shared Mobility in First/Last Mile Transit Access
Posters
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- Alternative Vehicle Supply and Demand, and the Effects of Government Policy
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- What Makes Travelers Use Uber: Exploring the Latent Constructs behind the Use of On-Demand Ride Services
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- A Beginning Look at Rail Scenarios out to 2050
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- Californian Millennials Drive Smaller Cars:Estimating Vehicle Type Choice of Millennials
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- 3 Revolutions
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- Renewable Natural Gas and the LCFS
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- PHEV Vehicle Performance Simulation and Optimization
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- BEV Consumer Behavior in Practice: Comparison of BEV Usage to ICE Usage in Multi-Vehicle Household
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- Electrified Transportation in China
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- Modeling the interactions between the electric vehicles for transportation and renewable intensive electricity grids in California and the Western US
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- Modeling and analyzing near term transitions to alternative fueled vehicles using a spatial regional consumer choice and fueling infrastructure model
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- Long-Term Gasoline Refueling Behavior and its Implication for Building a Hydrogen Refueling Network
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- Sustainable Hydrogen Fueling/DC Fast Charging Systems at California Highway Rest Stop Areas
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- The Fuel Economy of MD/HD Trucks 2015-2050
- The Biofuel Innovation Tracker
STEPS Spring 2016 Symposium
The STEPS team gathered 150 expert stakeholders and presented 2015 research results and progress on 2016 projects. We also hosted sessions on peak oil and global EV demand, sustainable trucking, shared mobility and connected and autonomous vehicles, ZEVs in China vs. California, and transition cost scenarios for the U.S. and California.
Agenda-STEPS Spring Symposium June 1-2 2016
Presentations
Day One
- Marianne Kah, Keynote
- Amy Jaffe & Daniel Schietrum – Peak oil demand
- Gil Tal – PHEVs Risks and Opportunities
- Lew Fulton – Potential for low carbon vehicles around the world
- Sydney Vergis – California’s sustainable freight initiatives and investments
- Rosa Dominguez Faus – NG_RNG
- Chris Yang and Marshall Miller – Truck and fleet analysis
- Paul Leiby – Keynote
Day Two
- Alberto Ayala, ARB
- Yunshi Wang – ZEV Policy Presentation
- Simon Mui – ZEV Market Growth California, China, and Clean Car States
- Andy Swanton, BYD
- Joan Ogden and Lew Fulton – Transition Costs and Scenario modeling
- Chris Yang – California transition study
Breakout Group Discussions on STEPS 2016 research areas
- Transition Scenarios – Joan Ogden, Lew Fulton
- Peak Oil Demand – Amy Jaffe, Daniel Scheitrum
- Trucks/Freight – Marshall Miller, Miguel Jaller, Chris Young
- PEV Markets/Consumers – Ken Kurani, Gil Tal, Mike Nicholas, Nicolette Caperello
- Hydrogen – Chris Yang, Mike Nicholas
- Emerging Revolutions (CAVs, shared mobility, etc) and black swans – Dan Sperling, Caroline Rodier, Susie Pike
Posters
- Travel Behavior Impacts of Future Mobility Services – Susie Pike
- Dynamic Ridesharing in Rural, Low-Income Communities – Caroline J. Rodier, Susan Pike, Autumn Bernstein
- Overview of Metro-area New Mobility Survey Project – Alan Jenn, Rosaria Berliner, Susan Pike, Gouri Mishra, Gil Tal, Lew Fulton, Ken Laberteaux, Regina Clewlow
- Policy Scenario Analysis with CA-TIMES – Alan Jenn, Saleh Zakerinia, Kalai Ramea, Christopher Yang
- California’s Connected Millenials: Do they travel more or less? – Rosaria Berliner, Kate Tiedeman, Farzad Alemi, Giovanni Circella, Lew Fulton
- Renewable Natural Gas Potential in California – Daniel Scheitrum, Nathan Parker, Rosa Dominguez-Faus, Amy Jaffe
- Methane Leakage Update – Rosa Dominguez-Faus
- Truck Choice Model – Dominique Meroux, Lew Fulton, Marshall Miller, Christopher Yang
- Rail Energy Fuels: 2016 Update – Raphael Issac, Lewis Fulton
- Understanding the role of transportation in meeting California’s greenhouse gas emissions reduction target: a focus on technology forcing policies, interactions with the electric sector and mitigation costs – Saleh Zakerinia, Chris Yang, Sonia Yeh
- Exploring the US Air Fleet – in Use and in the Desert – Guozhen Li, Lew Fulton
- Life Cycle Based Regulatory Reform: Implementation Pathways, Policy Mechanisms, and Implications for the Light Duty Vehicle Sector – Hanjiro Ambrose, Alissa Kendall
- Evaluation of a PV Powered EV Charging Station and its Buffer Battery – Hengbing Zhao, Andrew Burke
- Equity Impacts of Fee Systems to Support California ZEV Sales – Julie Schiffman, Lew Fulton, Gil Tal
- The Biofuel Innovation Tracker – Julie Witcover and Rob Williams
- Displacement Estimation for Co-products from Biofuel Production Systems – Yizhne Zhang, Alissa Kendall
- GeoCVCM: A spatial consumer vehicle choice model to analyze near-term transitions of advanced vehicle technologies – Kalai Ramea, Chris Yang, Michael Nicholas, Joan Ogden
- Data Stream Analysis of Geo-tagged Data for use in Sustainable and Safer Transportation – Robert Kemi, Vincenzo Massimiliano Gulisano, Marina Papatriantafliou, Sonia Yeh, Chalmers University of Technology

Session 3 Panel Discussion on Major User Impacts – Shared Mobility and Connected and Automated Vehicles
Contact Beth Bourne, bybourne@ucdavis.edu, with any questions.
STEPS Fall 2015 Symposium (Dec. 2015)
December 10, 2015
Packet: Agenda, Poster List, 2015 Projects, Attendees
Presentations
- Ogden – Intro to STEPS Symposium
- Simon – Smart Moblity, Factors Driving Sustainable Transportation
- Fulton – Future Mobility Initiative
- Fulton (Circella) – Travel Behavior of Gen Y
- Yang – CA-TIMES GHG Reduction Scenarios
- Fulton – Global PEV Market
- Tal – Impact of Incentives on PEV Market
- Jaffe – Oil Price Cycle and Peak Oil Demand Scenarios
- Witcover – Lookback at Lookback Workshop (Link to Dec. 9 workshop)
- Miller – Truck Technology Transitions with a Decision Choice Model
- Burke – Modelling and Analysis of Plug-in Series-Parallel Hybrid Vehicles
Posters
- 1. CA-TIMES
- 2. CA-TIMES Air Quality and Health
- 3. COCHIN-Consumer Choice Integration in Times
- 4. Spatial regional consumer choice and fueling infrastructure model
- 5. China’s Oil Demand
- 6. Tempering Overstated Oil Demand Project
- 8. Biofuel Innovation Tracker
- 9. Life Cycle Performance of Renewable Diesel Production from Microalgae
- 10. Battery LCA
- 11. EV Innovation
- 12. VGI – A case study of dynamic pricing (SMUD)
- 13. New concepts in vehicle control development
- 14. LTO Batteries and Supercapacitors
- 15. Series Parallel Hybrid Vehicles
- 16. Electrification of Drayage Trucks
- 17. HD Truck Technology Transitions with a Decision Choice Model
- 18. Improving Freight Efficiency in California
- 19. Demand Management for passenger and freight traffic
- 20. Rail Propulsion Technologies
- 21. Introduction to STEPS 2016 Aviation Project
- 22. A Global High Shift Cycling Scenario
- 23. CVRP funding mechanisms
- 24. PEV Dealer Study
STEPS Spring 2015 Symposium
Presentations
- Session 1_Gruber STEPS Overview
- Session 1_Joan Ogden, Transition Costs
- Caltrans’ Strategic Plan 2015-2020
- Session 1_Yeh, EMF Natural Gas
- Session 1_Nathan Parker, ITS-Davis
- Session 1_Fulton GUSTO track
- Session 1_Tal, Travel Data
- Session 1_Fulton iTEM
- Session 1_Yeh MAVRIC
- Session 2_Sonia Yeh, ITS-Davis
- Session 2_MikeTamor, Ford (with copyright)
- Session 2_Rodier, Dynamic Ridesharing
- Session 2_ Jeff Gonder, NREL
- Session 3_David Kayes, Daimler Trucks NA
- Session 3_Lisa Mirisola, SCAQMD
- Session 3_Miguel Jaller, UC Davis
Posters
- 1. CA-TIMES Model
- 2. COCHIN-Times
- 3. Complex Air Quality Implications from Low Carbon Energy Scenarios for CA in 2050
- 4. Evaluating Policy Efficacy-What should we invest in
- 5. Feebates and Household Impacts in California
- 6. Generation Y Travel Survey
- 7. Understanding urban development and transport in Indian cities
- 8. Analysis and Scenarios of Low-Carbon Options for Heavy Duty Trucks
- 9. Rail Energy Update-Options for Passenger and Freight Rail Propulsion
- 10. Dynamic Optimization of Natural Gas Refueling Infrastructure for Freight Trucks
- 11. Emerging Biofuel Pathways in Policy (2 projects)
- 12. Modeling Grid Impacts of PEV Deployment-Case Study of Sacramento Region
- 13. Infrastructure Planning for Public Fast Charging Stations in a Competitive Market
- 14. Overview of Tesla Battery Electric Vehicle Adopters
- 15. Life Cycle Assessment of EV Traction Batteries
- 16. Global EV Scenarios
- 17. Integration of Sustainable Fueling or Charging Stations with Grid
- 18. Advanced Vehicle Technology Studies for STEPS 3
- 19. Hydrogen stations and the market