| タイトル | Future long-range transports: Prospects for improved fuel efficiency |
| 本文（外部サイト） | http://hdl.handle.net/2060/19750009267 |
| 著者（英） | Alford, W. J., Jr.; Dugan, J. F., Jr.; Nagel, A. L. |
| 著者所属（英） | NASA Langley Research Center |
| 発行日 | 1975-02-01 |
| 言語 | eng |
| 内容記述 | A status report is provided on current thinking concerning potential improvements in fuel efficiency and possible alternate fuels. Topics reviewed are: (1) historical trends in airplane efficiency; (2) technological opportunities including supercritical aerodynamics, (3) vortex diffusers, (4) composite materials, (5) propulsion systems, (6) active controls, and terminal-area operations; (7) unconventional design concepts, and (8) hydrogen-fueled airplane. |
| NASA分類 | AIRCRAFT DESIGN, TESTING AND PERFORMANCE |
| レポートNO | 75N17339
NASA-TM-X-72659 |
| 権利 | No Copyright |
| URI | https://repository.exst.jaxa.jp/dspace/handle/a-is/191064 |
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