Acronyms and Abbreviations

AC
alternating current
AEO
Annual Energy Outlook
ASTM
American Society for Testing and Materials
ATB
Annual Technology Baseline
BITES
Buildings Industry Transportation Electricity Scenarios
BOS
balance of system
CAPEX
capital expenditure
CC
combined cycle
CF
capacity factor
CFDC
DC-rated capacity
CO2
carbon dioxide
CCS
carbon capture and storage
CREST
Cost of Renewable Energy Spreadsheet Tool
CSP
concentrating solar power
CT
combustion turbine
DC
direct current
DNI
direct normal irradiance
DOE
U.S. Department of Energy
DOI
U.S. Department of the Interior
DPV
distributed photovoltaic
EERE
Energy Efficiency & Renewable Energy, Office of
EGS
enhanced geothermal system
EIA
U.S. Energy Information Administration
FCR
fixed charge rate
FOM
fixed operations and maintenance
ft.
feet
GCC
grid connection costs
GETEM
Geothermal Electricity Technology Evaluation Model
GIS
geographic information system
GW
gigawatt
H
head
ha
hectare
HAP
Hydropower Advancement Project
ICCS
industrial carbon capture and storage
IGCC
integrated gasification combined cycle
ILR
inverter loading ratio
ITC
investment tax credit
km2
square kilometers
kV
kilovolt
kW
kilowatt
kWAC
kilowatt, alternating current
kWDC
kilowatt, direct current
KWh
kilowatt-hour
kWhAC
kilowatt-hour, alternating current
LCOE
levelized cost of energy
m
meter
MARKAL/TIMES
MARKet Allocation/The Integrated MARKAL-EFOM System
MW
megawatt
MWAC
megawatt, alternating current
MWDC
megawatt, direct current
MWe
megawatt electrical
MWh
megawatt-hour
NEI
Nuclear Energy Institute
NEMS
National Energy Modeling System
NF-EGS
near-hydrothermal field enhanced geothermal system
NIPSCO
Northern Indiana Public Service Company
nm
nautical miles
NOx
nitrogen oxide
NPD
non-powered dam
NREL
National Renewable Energy Laboratory
NSD
new stream-reach development
O&M
operations and maintenance
OCC
overnight capital cost
OPEX
operating expense
ORNL
Oak Ridge National Laboratory
PC
pulverized coal
PPA
power purchase agreement
PTC
production tax credit
PV
photovoltaic
R&D
research and development
SO2
sulfur dioxide
STC
standard test conditions
TES
thermal energy storage
TMY
typical meteorological year
TRG
techno-resource group
TVA
Tennessee Valley Authority
TWh
terawatt-hour
USACE
U.S. Army Corps of Engineers
USD
U.S. dollars
USGS
United States Geological Survey
VOM
variable operations and maintenance
W
watt
WAC
watts, alternating current
WACC
weighted average cost of capital
yr
year