Results 81 to 90 of about 162,037 (197)

Applications of CONMIN to wing design optimization with vortex flow effect [PDF]

Slender wings on supersonic cruise configurations are expected to be thin and highly swept. As a result, edge-separated vortex flow is inevitable and must be accounted for in aerodynamic analysis and design.
Lan, C. E.
core   +1 more source

Research progress on aerodynamic stealth design technology of aircraft

Hangkong gongcheng jinzhan
Aerodynamic stealth design is a key technology for aircraft to realize efficient combat in high-risk environments，and it has been a hot technology researched by aviation powers for a long time.
ZHAO Ke, GAO Zhenghong, ZHOU Lin, XIA Lu, DENG Jun, HUANG Jiangtao   +5 more
doaj   +1 more source

NASTRAN level 16 user's manual updates for aeroelastic analysis of bladed discs [PDF]

The NASTRAN aeroelastic and flutter capability was extended to solve a class of problems associated with axial flow turbomachines. The capabilities of the program are briefly discussed.
Elchuri, V., Gallo, A. M.
core   +1 more source

Optimization and design of three-dimensional aerodynamic configurations of arbitrary shape by a vortex lattice method [PDF]

A new method based on vortex lattice theory has been developed which can be applied to the combined analysis, induced drag optimization, and aerodynamic design of three-dimensional configurations of arbitrary shape.
Feifel, W. M.
core   +1 more source

Study on landing control method based on incremental dynamic inverse

Hangkong gongcheng jinzhan
Accurate landing control and improving the safety and reliability of the landing process are difficult issues in the safe recovery of carrier based aircraft. A landing control system based on incremental dynamic inverse is proposed.
DUAN Zhuoyi, ZHAO Letian, ZHANG Junhong, LIU Xiaoxiong   +3 more
doaj   +1 more source

Computational aerodynamics and design [PDF]

, 1982
The availability of supercomputers and the ingenuity of computational aerodynamics in design, and prospects for continued advancement are assessed.
openaire   +1 more source

Hypersonic structures: An aerodynamicist's perspective, or one man's dream is another man's nightmare [PDF]

The relationship between hypersonic aerodynamic and structural design is reviewed. The evolution of the hypersonic vehicle design is presented.
Hunt, J. L., Jackson, L. R., Watts, J. D.   +2 more
core   +1 more source

Aerodynamic Design and Performance Analysis of a Large-Scale Composite Blade for Wind Turbines

Applied Sciences
In this study, we determined an aerodynamic configuration to design structures applying composites for large-scale horizontal-axis wind turbine blades. A new aerodynamic and structural design method for large wind turbine blades is presented.
Semyoung Lim, Sungjin Ahn, Hyunbum Park
doaj   +1 more source

Space Shuttle orbiter trimmed center-of-gravity extension study [PDF]

Aerodynamic, heat transfer, and system design studies to determine removable modifications for the Space Shuttle orbiter that would extend its forward center-of-gravity triom capability are summarized.
Phillips, W. P., Scallion, W. I.
core   +1 more source

Control of large thermal distortions in a cryogenic wind tunnel [PDF]

, 1983
The National Transonic Facility (NTF) is a research wind tunnel capable of operation at temperatures down to 89K (160 R) and pressures up to 900,000 Pa (9 atmospheres) to achieve Reynolds numbers approaching 120,000,000.
Gustafson, J. C.
core   +1 more source