Assessment of Fuel Economy Technologies for Light-Duty Vehicles (2011)
Chapter: Appendix D: Select Acronyms
D
Select Acronyms
AWD all-wheel drive
BMEP brake mean effective pressure
BOM bill of materials
BSFC brake specific fuel consumption
CAFE corporate average fuel economy
CDPF catalyzed diesel particulate filter
CI compression ignition
CO2 carbon dioxide
CR compression ratio
CVVL continuously variable valve lift
DCP dual cam phasing
DCT dual-clutch transmission
DI direct injection
DISI direct injection spark ignition
DOC diesel oxidation catalyst
DOHC dual overhead cam
DOT U.S. Department of Transportation
DPF diesel particulate filter
DVVL discrete variable valve lift
E85 85 percent ethanol
EACC electric accessories
ECU engine control unit
EEA Energy and Environmental Analysis, Inc.
EGR exhaust gas recirculation
EPA U.S. Environmental Protection Agency
EU European Union
EVO exhaust valve opening
FAME fatty acid methyl ester
FC fuel consumption
FE fuel economy
FSS full system simulation
FTP Federal Test Procedure
FWD four-wheel drive
GDI gasoline direct injection
GHG greenhouse gas
GM General Motors Company
HC hydrocarbon
HCCI homogeneous-charge compression ignition
HEV hybrid-electric vehicle
HWFET highway fuel economy test schedule (or highway cycle)
I4 inline four-cylinder engine
IC internal combustion
ICP intake-cam phasing
IVC intake-valve closing
LBL low-viscosity lubricants
LDV light-duty vehicle
LEV low-emissions vehicle
LNT lean NOx traps
LP low pressure
LTC low-temperature combustion
LVL low-viscosity lubricant MBT maximum brake torque
MPFI multipoint fuel injection
mpg miles per gallon
MSRP manufacturer’s suggested retail price
NA North American
NESCCAF Northeast States Center for a Clean Air Future
NHTSA National Highway and Traffic Safety Administration
NOx nitrous oxides
NSC NOx storage and reduction catalyst
NRC National Research Council
NVH noise, vibration, and harshness
OBD on-board diagnostics
OEM original equipment manufacturer
OHV overhead valve
PCCI premixed charge compression ignition
PDA partial discrete approximation
PFI port fuel injection
PGM platinum group metal
PHEV plug-in hybrid electric vehicle
PM particulate matter
R&D research and development
RPE retail price equivalent
RWD rear-wheel drive
SAE Society of Automotive Engineers
SCR selective catalytic reduction
SGDI stoichiometric gasoline direct injection
SI spark ignition
SOC state of charge
SOHC single overhead cam
SUV sport utility vehicle
UDDS urban dynamometer driving schedule
ULEV ultralow-emissions vehicle
V6 six cylinder V engine
VEL valve event and lift
VEM valve-event modulation
VGT variable geometry turbochargers
VVL variable valve lift
