For GREET versions used for determining tax credits, please click here.
A brief introduction to R&D GREET can be found here.
Other Related Models
Note: The links below will direct you to external web sites.
Hydrogen Delivery Scenario Analysis Model (HDSAM)
HDSAM provides a platform for comparing the cost of alternative hydrogen delivery and refueling options. It also identifies cost drivers of current hydrogen delivery and refueling technologies for various market penetrations of fuel cell electric vehicles.
Water Analysis Tool for Energy Resources
WATER Online assesses water resource use and water quality across the fuel production stages by quantifying water footprint of fuel through feedstock production to conversion process with spatial resolution.
VISION Model
VISION is developed to provide estimates of the potential energy use, oil use and carbon emission impacts of advanced light- and heavy-duty vehicle technologies and alternative fuels through the year 2100.
Autonomie
Autonomie is a system simulation tool for vehicle energy consumption and performance analysis throughout the entire vehicle development process.
LOCOMOTIVES
LOwering CO2: Models to Optimize Train Infrastructure, Vehicles, and Energy Storage (LOCOMOTIVES ) is an analytical framework to aid railroads in planning the deployment of alternative locomotive energy technologies across their networks to decarbonize their operations. It is a flexible industry-oriented tool that caters to individual user needs and provides insights with respect to costs, emissions, and operational performance metrics for the evaluation of various decarbonization deployment strategies.