applying the spacecraft with a solar sail to form the .... olga... · applying the spacecraft with...
TRANSCRIPT
![Page 1: Applying the Spacecraft with a Solar Sail to Form the .... Olga... · Applying the Spacecraft with a Solar Sail to Form the ... By Miroslav ROZHKOV, Irina GORBUNOVA and Olga STARINOVA](https://reader034.vdocuments.net/reader034/viewer/2022051600/5ab113927f8b9ac66c8c11d8/html5/thumbnails/1.jpg)
Applying the Spacecraft with a Solar Sail to Form the Climate on a Mars Base
By Miroslav ROZHKOV, Irina GORBUNOVA and Olga STARINOVA
17th – 20th January, 2017, Kyoto, JAPAN
![Page 2: Applying the Spacecraft with a Solar Sail to Form the .... Olga... · Applying the Spacecraft with a Solar Sail to Form the ... By Miroslav ROZHKOV, Irina GORBUNOVA and Olga STARINOVA](https://reader034.vdocuments.net/reader034/viewer/2022051600/5ab113927f8b9ac66c8c11d8/html5/thumbnails/2.jpg)
Reflecting the sunlight off a solar sail
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Znamya 2.5 plans. Image: Space Frontier Foundation / Energia.
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Mathematical simulation
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![Page 4: Applying the Spacecraft with a Solar Sail to Form the .... Olga... · Applying the Spacecraft with a Solar Sail to Form the ... By Miroslav ROZHKOV, Irina GORBUNOVA and Olga STARINOVA](https://reader034.vdocuments.net/reader034/viewer/2022051600/5ab113927f8b9ac66c8c11d8/html5/thumbnails/4.jpg)
Mathematical simulation
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KSKS
KBKBn +=
⋅=
⋅=
⋅=
).sin()sin(
),cos()sin(),cos(
iuS
iuSuS
z
y
x
S
SS
![Page 5: Applying the Spacecraft with a Solar Sail to Form the .... Olga... · Applying the Spacecraft with a Solar Sail to Form the ... By Miroslav ROZHKOV, Irina GORBUNOVA and Olga STARINOVA](https://reader034.vdocuments.net/reader034/viewer/2022051600/5ab113927f8b9ac66c8c11d8/html5/thumbnails/5.jpg)
Simulation of motion
5
aarg=+
2
2
dtd
0na ⋅= )(cos2
0θa
-25
-20
-15
-10
-5
0
5
10
15
20
25
-25 -20 -15 -10 -5 0 5 10 15 20 25 30 35
y, km103
x km103
Orbit’s shape in equatorial plane during flight.
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SPT-290. Image: Experimental Design Bureau FAKEL
Simulation of motion without the component of the sail acceleration parallel to the equatorial plane
6
Angle θ during one Martian day. Orbit’s shape in equatorial plane.
Formation of the orbit’s tilt angle
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Altitude of the solar sail. Red line – motion without equalization, Black line – motion with new control law.
Equalization of the vertical component of the sail acceleration
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Solar sail’s orientation. Angle θ during one Martian day.
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Simulation Analysis
8
Half-yearly simulation session of illuminating the Mars base with coordinates 8° of the north latitude and 46° of the east
longitude.
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Simulation Analysis
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Solar sail’s average altitude. Difference in positions.
Motion of the solar sail in equatorial plane. Definition of the angle δ.
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Simulation Analysis
10
Altitude of the solar sail. Red line – initial start from the areostationary orbit, Black line – initial start from the calculated altitude.
ra
g
znaz
⋅=⋅ 02
0)(cos θ
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Conclusion
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An orbiting array of reflective balloons focuses sunlight onto the surface of Mars. Illustration: Rigel Woida / New Scientist / Space
Mirror.
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По желанию – личные контактные данные автора,
телефон, e-mail
Miroslav Rozhkov, e-mail: [email protected] Olga Starinova, e-mail: [email protected] Irina Gorbunova, e-mail: [email protected]