Results 101 to 110 of about 76,194 (209)

Optimal control of the heave motion of marine cable subsea-unit systems [PDF]

open access: yes, 1995
One of the key problems associated with subsea operations involving tethered subsea units is the motions of support vessels on the ocean surface which can be transmitted to the subsea unit through the cable and increase the tension.
Huang, S., Vassalos, D.
core  

Development of lightweight aluminum compression panels reinforced by boron-epoxy infiltrated extrusions [PDF]

open access: yes
Analytical and experimental studies were performed to evaluate the structural efficiencies afforded by the selective reinforcement of conventional aluminum compression panels with unidirectional boron epoxy composite materials.
Henshaw, J., Mcelman, J. A., Roy, P. A.
core   +1 more source

Measurements in the near-wall region of a relaxing three-dimensional low speed turbulent air boundary layer [PDF]

open access: yes
An experimental investigation was conducted at selected locations of the near-wall region of a three dimensional turbulent air boundary layer relaxing in a nominally zero external pressure gradient behind a transverse hump (in the form of a 30 deg swept,
Hebbar, K. S., Melnik, W. L.
core   +1 more source

Impact of composite plates: Analysis of stresses and forces [PDF]

open access: yes
The foreign object damage resistance of composite fan blades was studied. Edge impact stresses in an anisotropic plate were first calculated incorporating a constrained layer damping model.
Fang-Landau, S. R.   +2 more
core   +1 more source

Analytical and experimental studies of shock interference heating in hypersonic flows [PDF]

open access: yes
An analytical and experimental study is presented of the aerodynamic heating resulting from six types of shock interference patterns encountered in high speed flow.
Hains, F. D., Keyes, J. W.
core   +1 more source

Integral throat entrance development, qualification and production for the Antares 3 nozzle [PDF]

open access: yes
Although design analyses of a G-90 graphite integral throat entrance for the Antares 3 solid rocket motor nozzle indicated acceptable margins of safety, the nozzle throat insert suffered a thermostructural failure during the first development firing ...
Clayton, F. I.   +3 more
core   +1 more source

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