Results 111 to 120 of about 10,850 (227)

Air-breathing hypersonic vehicle guidance and control studies; An integrated trajectory/control analysis methodology: Phase 1 [PDF]

A tool which generates optimal trajectory/control histories in an integrated manner is generically adapted to the treatment of single-stage-to-orbit air-breathing hypersonic vehicles.
Hattis, Philip D., Malchow, Harvey L.
core   +1 more source

Experimental research of the aerodynamics of nozzles and plumes at hypersonic speeds [PDF]

The purpose was to experimentally characterize the flow field created by the interaction of a single expansion ramp nozzle (SERN) flow with a hypersonic external stream.
Keener, Earl R.
core   +1 more source

Three dimensional viscous analysis of a hypersonic inlet [PDF]

The flow fields in supersonic/hypersonic inlets are currently being studied at NASA Lewis Research Center using 2- and 3-D full Navier-Stokes and Parabolized Navier-Stokes solvers.
Benson, Thomas J., Liou, M.-F., Reddy, D. R., Smith, G. E.   +3 more
core   +1 more source

An Overview of Sensors for Long Range Missile Defense. [PDF]

Sensors (Basel), 2022
Fontana S, Di Lauro F.
europepmc   +1 more source

CFD for Hypersonic Propulsion [PDF]

, 1991
openaire   +1 more source

Comparative study of turbulence models in predicting hypersonic inlet flows [PDF]

A numerical study was conducted to analyze the performance of different turbulence models when applied to the hypersonic NASA P8 inlet. Computational results from the PARC2D code, which solves the full two-dimensional Reynolds-averaged Navier-Stokes ...
Anderson, Bernhard H., Kapoor, Kamlesh, Shaw, Robert J.   +2 more
core   +1 more source

System technology analysis of aeroassisted orbital transfer vehicles: Moderate lift/drag (0.75-1.5). Volume 2: Supporting research and technology report, phase 1 and 2 [PDF]

Technology payoffs of representative ground based (Phase 1) and space based (Phase 2) mid lift/drag ratio (L/D) aeroassisted orbit transfer vehicles (AOTV) were assessed and prioritized.

core   +1 more source

Supercritical catalytic cracking of <i>n</i>-decane over microwave-synthesized hierarchical core-shell nano-Beta@SBA-15 composite zeolite. [PDF]

RSC Adv
Ma H, Gao H, Ma J, Zhao J, Zhang C, Wen D.   +5 more
europepmc   +1 more source

Orbital biomanufacturing: the key to space resiliency, operational persistence, and ethical sustainability. [PDF]

NPJ Microgravity
Younger AK.
europepmc   +1 more source

SINS/BDS tightly coupled integrated navigation algorithm for hypersonic vehicle. [PDF]

Sci Rep, 2022
Chen K, Pei SS, Zeng CZ, Ding G.
europepmc   +1 more source