D
Acronyms and Abbreviations
ARL/PSU
Applied Research Laboratory, Pennsylvania State University
CFD
computational fluid dynamics
CHA
computational hydroacoustics
CWD
computational wave dynamics
DARPA
Defense Advanced Research Projects Agency
DD-21
next-generation surface combatant
IR&D
independent research and development
JASONs
a self-nominating academic society that conducts technical studies for the Department of Defense (meets in July, August, September, and October and produces a report in November).
LES
large eddy simulation
LHA
amphibious assault ship (general-purpose)
LSV
Large Scale Vehicle
MARAD
Maritime Administration (U.S.)
MARIN
Maritime Research Institute of the Netherlands
MEMS
microelectromechanical systems
MRTFB
Major Range and Test Facility Base
NACA
National Advisory Committee for Aeronautics
NASA
National Aeronautics and Space Administration
NRC
National Research Council
NRL
Naval Research Laboratory
NSF
National Science Foundation
NSSN
new attack submarine (now in the Virginia class)
NSWC
Naval Surface Warfare Center
NSWCCD
Naval Surface Warfare Center, Carderock Division
NUWC
Naval Undersea Warfare Center
ONR
Office of Naval Research
OSD
Office of the Secretary of Defense
PIV
particle image velocimetry
RDT&E
research, development, testing, and evaluation
R&D
research and development
R&M
repair and maintenance
SCN
ship construction, Navy
SNAME
Society of Naval Architects and Marine Engineers
SSN
nuclear-powered submarine
SSPA
Swedish Model Basin in Gothenburg
S&T
science and technology
SWATH
Small Waterplane Area Twin Hull
TAGOS 19
an ocean surveillance (SWATH-type) ship
URANS
unsteady Reynolds-averaged Navier-Stokes (equations)