Transportation Sector Overview and Liquid Transportation Fuels
Eric Toone, Deputy Director of Technology
Slide 2
2009 U.S. Transportation Use Source: LLNL Energy Flow Charts
20.23 6.74 Electricity 0.03 Biomass 0.92 Natural Gas 0.69 Petroleum
Energy Services Rejected Energy 2
Slide 3
Three levers to pull to transportation energy use E M = PMT M
(1/ M ) [ M (f M /mile)] [(e e +e p +e f )/f M ] Aggregate Miles
Traveled Average Modal Occupancy Fuel Units Consumed/Mile Traveled
Lifecycle Energy/Fuel Unit Travel Behavior PMT = Personal Miles
Traveled M = average vehicle occupancy M = driver impact on fuel
efficiency (0