Horizontal_Launch_-_a_Versatile_Concept
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GLOSSARY (Acronyms and Abbreviations)
AAR |
air-augmented rocket |
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ABLV |
air breathing launch vehicle |
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ACES |
air collection and enrichment system |
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AHP |
analytical hierarchy process |
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AIAA |
American Institute of Aeronautics and Astronautics |
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AMSC |
Advanced Manned Spaceflight Capability |
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ATK |
Alliant Techsystems |
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ATS |
access to space |
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AVATAR |
aerobic vehicle for hypersonic aerospace transportation |
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CAV |
common aero vehicle |
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CFD |
computational fluid dynamics |
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CONOP |
concept of operation |
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CONUS |
continental United States |
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DARPA |
Defense Advanced Research Projects Agency |
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DCTJ |
deeply cooled turbojet |
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DDT&E |
design, development, test, and evaluation |
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DMRSJ |
dual-mode ramjet/scramjet |
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DRM |
design reference mission |
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EDL |
entry, descent, and landing |
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FASST |
flexible aerospace system solution for transformation |
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FOM |
figure of merit |
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FT |
flight test system concept |
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FY |
fiscal year |
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GEM |
ground effect machine |
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GEO |
geosynchronous orbit |
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HEDM |
high-energy density material (propellant) |
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HLS |
Horizontal Launch Study |
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HOTOL |
horizontal takeoff and landing |
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HRST |
highly reusable space transportation |
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HSCT |
High-Speed Civil Transport |
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HSDTV |
hypersonic technology demonstrator vehicle |
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HTHL |
horizontal take-off, horizontal landing |
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HTPB |
hydroxyl-terminated polybutadiene |
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ICBM |
intercontinental ballistic missile |
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ICM |
integrated concept model |
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IHPRPT |
integrated high payoff rocket propulsion technology |
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IOC |
initial operational capability |
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IRAD |
industrial research and development |
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ISR |
intelligence, surveillance, and reconnaissance |
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JSS |
Joint System Study |
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LACE |
liquid air cycle engine |
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A v er sat ile concep t for a ssur ed space access |
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Glos s ar y
lb |
pound |
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LCC |
lifecycle cost |
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LE |
leading edge |
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LEO |
low Earth orbit |
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LH2 |
liquid hydrogen |
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LOM |
loss of mission |
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LOX |
liquid oxygen |
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LSOS |
low-speed operating system |
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MAKS |
multipurpose aerospace system |
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MAUT |
multi-attribute utility theory |
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MDO |
multidisciplinary optimization |
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MHD |
magnetohydrodynamics |
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MIPCC |
Mass Injection Pre-Compressor Cooling |
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MIS |
modular insertion stage |
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NASA |
National Aeronautics and Space Administration |
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NASP |
National Aero-Space Plane |
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NGLT |
Next Generation Launch Technology program |
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OSC |
Orbital Sciences Corporation |
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PD |
point design system concept |
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PDE |
pulse detonation engine |
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PDRE |
pulse detonation rocket engine |
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POST |
program to optimize simulated trajectories |
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psf |
pounds per square foot |
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PWR |
Pratt Whitney Rocketdyne |
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q |
dynamic pressure |
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QFD |
Quality Function Deployment |
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RASCAL |
rapid access small cargo affordable launch |
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RASV |
reusable aerodynamic space vehicle |
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RBCC |
rocket based combined cycle |
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ROSETTA |
reduced order simulation for evaluating technologies and transportation architectures |
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RP |
rocket propellant |
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RTA |
revolutionary turbine accelerator |
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SCA |
shuttle carrier aircraft |
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SERJ |
supercharged ejector ramjet |
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SMV |
space maneuver vehicle |
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SSTO |
single stage to orbit |
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TAV |
Trans-Atmospheric Vehicle |
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TBCC |
turbine based combined cycle |
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TM |
technical memorandum |
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TRL |
technology readiness level |
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TSTO |
two stage to orbit |
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V |
velocity |
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VTO |
vertical takeoff |
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VTOHL |
vertical takeoff horizontal landing |
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X |
experimental |
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138 Horizontal l aunch
