The topics covered are presented in viewgraph form and include the following: problem definition and motivation; survey of current technology; focus problems; approach; progress/discussion; and future direction and anticipated results

Alexander, S.

Chiou, J. C.

Mikulas, M.

Natori, M. C.

Park, K. C.

English

NASA Technical Reports Server

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Librational Motion of a Space Shuttle
100 minutes circular orbit
(s_=- s==)/x_=
Initial Disturbance: oJt = w3 = 0,co7 = -0.105 deg/s
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(1) Initial pitching.
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rolling, yawing angles = 10 deg.
rolling, yawing angles = 25 deg.
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Pitching Angle = Rolling Angle = Yawing Angle = 25 degrees
Maneuvering of Shuttle Remote Maneuverno
ii
Properties of SRMS:
• Weight = 410 Kg
• Length = 15 m
• Cross Section Area = 0.0022 m 2
• Young's Module = 1.27 X 1011 Pa
• Shear Module = 3.18 X 10 l° Pa
• Density = 1.2 X 104 Kg/m 3
• Tip Maneuvering Speed (without payload)
Systems
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v2 = - 0.1 m/s
f2 = - 0.008 N
v2 = - 0.05 m/s, fl = 0.01 N, f2 =-0.001 N
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Dynamics of on-orbit construction process

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