fuel composition | National Center for Sustainable Transportation

21st Century Rail Propulsion: A Case Study-Based Analysis and Comparison of Cost and Emissions Across Motive Power Technologies

Principal Investigator Raphael Isaac
University of California, Davis

This project studies how different fueling technologies and technologies-for-rail can reduce life cycle greenhouse gas and pollutant emissions from train transportation.

Project Status

Complete

Cloud Forming Potential of Aerosol from Light-Duty Gasoline Direct Injection Vehicles

Principal Investigator Georgios Karavalakis, Ph.D.
University of California, Riverside

This project investigates the water-uptake of aerosols from gasoline direct injection (GDI) vehicles using a mobile environmental chamber that has been designed and constructed to characterize secondary emissions, or emissions that have undergone atmospheric transformations.

Project Status

Complete

Development of Key-Enabling Technologies for a Variable-Blend Natural Gas Vehicle

Principal Investigator Chan Seung Park, Ph.D.
University of California, Riverside

This project creates a sensor to measure the fuel quality of natural gas, with the intention of advancing renewable natural gas as a vehicular fuel source.

Project Status

Complete

Exploration of the Evolution of Primary GDI Emissions and the Impact of Secondary Pollutants to Climate and Regional Air Quality

Principal Investigator Patrick Roth
University of California, Riverside

This project aims to understand the secondary pollutants that form when vehicle exhaust reacts with atmospheric oxidants. This project encompasses various studies related to the main objective.

Project Status

Complete

Fuel and Emissions Calculator (FEC) Version 2.0

Research Product Type

Research Report

The Fuel and Emissions Calculator (FEC) is an operating-mode-based, life-cycle emissions modeling tool developed by the Georgia Institute of Technology researchers.

Fuel and Emissions Calculator Online Tool

Research Product Type

Calculator

This calculator lets users calculate pollutant emissions, specifically for transit bus, shuttle bus, and rail systems.

Fuel and Emissions Calculator Spreadsheet Tool

Research Product Type

Calculator

This calculator builds upon the earlier Fuel and Emissions Calculator. Updates include addition of light-duty vehicles, biodiesel, and more recent electricity emissions data.

Gasoline Particulate Filters as an Effective Tool to Reduce Particulate and Polycyclic Aromatic Hydrocarbon Emissions from Gasoline Direct Injection (GDI) Vehicles: A Case Study with Two GDI Vehicles

Research Product Type

Associated Publication

This article discusses the findings from assessment of the gaseous, particulate, and genotoxic pollutants from two current technology gasoline direct injection vehicles when tested in their original configuration and with a catalyzed gasoline particulate filter (GPF).

Impacts of dimethyl carbonate blends on gaseous and particulate emissions from a heavy-duty diesel engine

Research Product Type

Associated Publication

This study evaluated the emissions impacts of 5%, 12.5%, 20%, and 30% blends of dimethyl carbonate in a California diesel fuel.

Improved Emissions Models for Project Evaluation (MOVES-Matrix), Year 2

Principal Investigator Randall Guensler, Ph.D.
Georgia Institute of Technology

This project describes MOVES-Matrix 2.0, which builds upon the previous MOtor Vehicle Emission Simulator to now integrate engine start, soak, evaporative, and truck hoteling emissions.

Project Status

Complete