SU1325787A1 - SCREEN PLAN BY THE DUCK SCHEME - Google Patents
SCREEN PLAN BY THE DUCK SCHEMEInfo
- Publication number
- SU1325787A1 SU1325787A1 SU4017521/11A SU4017521A SU1325787A1 SU 1325787 A1 SU1325787 A1 SU 1325787A1 SU 4017521/11 A SU4017521/11 A SU 4017521/11A SU 4017521 A SU4017521 A SU 4017521A SU 1325787 A1 SU1325787 A1 SU 1325787A1
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- wing
- duck
- scheme
- chord
- profile
- Prior art date
Links
Landscapes
- Rod-Shaped Construction Members (AREA)
Abstract
Экраноплан по схеме "Утка", содержащий фюзеляж с горизонтальным оперением и крылом, отличающийся тем, что, с целью повышения аэродинамического качества путем увеличения подъемной силы и уменьшения индуктивного сопротивления, передняя кромка крыла спрофилирована в виде косинусоиды на участке абсциссы от -π до +π, а нижняя поверхность профиля крыла в каждом его сечении по хорде выполнена в виде косинусоиды на участке абсциссы от 0 до +π/2, при этом носовая точка упомянутого профиля расположена выше хвостовой на 0,066 - 0,12 хорды крыла.An ekranoplan according to the "Duck" scheme containing a fuselage with horizontal tail and wing, characterized in that, in order to increase aerodynamic quality by increasing lift and reducing inductive resistance, the leading edge of the wing is shaped in the form of a cosinusoid on the abscissa section from -π to + π and the lower surface of the wing profile in each cross section along the chord is made in the form of a cosine curve on the abscissa section from 0 to + π / 2, while the nasal point of the said profile is located higher than the tail one by 0.066 - 0.12 wing chord.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SU4017521/11A SU1325787A1 (en) | 1985-11-27 | 1985-11-27 | SCREEN PLAN BY THE DUCK SCHEME |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SU4017521/11A SU1325787A1 (en) | 1985-11-27 | 1985-11-27 | SCREEN PLAN BY THE DUCK SCHEME |
Publications (1)
Publication Number | Publication Date |
---|---|
SU1325787A1 true SU1325787A1 (en) | 1999-05-27 |
Family
ID=60543243
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SU4017521/11A SU1325787A1 (en) | 1985-11-27 | 1985-11-27 | SCREEN PLAN BY THE DUCK SCHEME |
Country Status (1)
Country | Link |
---|---|
SU (1) | SU1325787A1 (en) |
-
1985
- 1985-11-27 SU SU4017521/11A patent/SU1325787A1/en active
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