Acronyms and Abbreviations
ANL
Argonne National Laboratory
bbl
barrel
bhp-h
brake horsepower-hour
CAFÉ
corporate average fuel economy
CARB
California Air Resources Board
CFD
computational fluid dynamics
CHAD
computational hydrodynamics for advanced designs
CNG
compressed natural gas
CO
carbon monoxide
CRADA
cooperative research and development agreement
DDC
Detroit Diesel Corporation
DING
direct-injection natural-gas (engine)
DOE
U.S. Department of Energy
EGR
exhaust gas recirculation
EIA
Energy Information Administration
EPA
Environmental Protection Agency
FY
fiscal year
GTRI
Georgia Tech Research Institute
GVW
gross vehicle weight
HCCI
homogeneous-charge, compression-ignition (engine)
HEV
hybrid electric vehicle
HTML
High Temperature Materials Laboratory
LANL
Los Alamos National Laboratory
LDT
light-duty trucks
LEV
low-emission vehicle
LLNL
Lawrence Livermore National Laboratory
LNG
liquefied natural gas
MDPV
medium-duty passenger vehicle
mpg
miles per gallon
mph
miles per hour
NASA
National Aeronautics and Space Administration
NGV
natural-gas vehicle
NMHC
nonmethane hydrocarbons
NOx
nitrogen oxides
OAAT
Office of Advanced Automotive Technologies
OHVT
Office of Heavy Vehicle Technologies
OPEC
Organization of Petroleum Exporting Countries
ORNL
Oak Ridge National Laboratory
PING
pilot-injection, natural-gas (engine)
PM
particulate matter
PNGV
Partnership for a New Generation of Vehicles
R&D
research and development
SCR
selective catalytic reduction
SING
spark-ignited, natural-gas (engine)
SNL
Sandia National Laboratories
SOP
statement of principles
SULEV
super low-emission vehicle
SUV
sport utility vehicle
TAC
toxic air contaminant
ULEV
ultra low-emission vehicle
VOC
volatile organic compound
