ASTE 480 Spring 2008:
Spacecraft Dynamics
3 units; 6:30-9:10 Wednesdays, VHE 214
Instructor:
Bryan Cooley, RRB 227.
Office Hours: Wednesdays 4:30-6:30
Text:
John McIntyre, Spacecraft Dynamics.
Course reader, available at USC Bookstore.
Recommended text (optional):
Marcel J. Sidi, Spacecraft Dynamics and Control - A Practical Engineering Approach,
Cambridge University Press 2000 (paperback, reprint edition).
ISBN 0-521-78780-7
Additional reading:
Peter C. Hughes, Spacecraft Attitude Dynamics, Dover Publications 1986.
ISBN 0-486-43925-9
Marshall H. Kaplan, Modern Spacecraft Dynamics & Control,
John Wiley & Sons 1976. ISBN 0-471-45703-5
Midterm Exam: Wednesday, March 12, in class.
Final Exam: Wednesday, May 7, 7-9 PM, in the regular classroom.
Homework: Assigned weekly. Due on Wednesdays in class.
Grading: Homework, 30%; midterm exam, 30%; final exam, 40%.
Course Material:
The readings refer to the numbered sets of notes in the course reader.
|
Week |
Date |
Topic |
Reading |
|
1
|
01/16
|
Mathematical preliminaries.
Matrices and vectors.
Time rate of change of a vector.
Orientation of a rigid body.
|
Set #1
|
|
2
|
01/23
|
Mathematical preliminaries (continued).
Eigenvalues and eigenvectors of square matrices.
Solution of linear autonomous systems.
|
Set #1
|
|
3
|
01/30
|
Newtonian mechanics.
Motion of a single particle.
System of particles: The force equation.
System of particles: The torque equation .
Angular momentum of a rigid body.
The inertia matrix J.
Euler's equations for a rigid body.
Kinetic energy.
|
Set #2
|
|
4
|
02/06
|
Newtonian mechanics (continued).
Angular momentum about an arbitrary point.
Rigid body problems.
Stability of autonomous differential systems.
Definition and nomenclature.
|
Sets #2, #3
|
|
5
|
02/13
|
Stability of autonomous differential systems (continued).
Stability of linear autonomous systems.
Stability of non-linear autonomous systems.
Method of Liapunov.
|
Set #3
|
|
6
|
02/20
|
Spinning spacecraft dynamics.
Torque-free motion.
Spacecraft balance.
Motion under constant transverse torque.
|
Set #4
|
|
7
|
02/27
|
Spinning spacecraft dynamics (continued).
Non-rigid spacecraft.
Nutation dampers.
Spinning spacecraft maneuvers.
Sensor and thruster arrangements.
Precession maneuver.
|
Sets #4, #5
|
|
8
|
03/05
|
Review before the exam.
|
|
|
9
|
03/12
|
MIDTERM EXAM.
|
|
|
|
03/17-03/21
|
SPRING BREAK
|
|
|
10
|
03/26
|
Spinning spacecraft maneuvers (continued).
Spacecraft delta-V maneuvers.
Spin maneuver.
|
Set #5
|
|
11
|
04/02
|
Spinning spacecraft maneuvers (continued).
Active nutation control.
Flat spin recovery.
Inadvertent spin down.
|
Set #5
|
|
12
|
04/09
|
Dual-spin spacecraft.
Stability and nutation coning.
Dual spin maneuvers.
Rotor balance.
|
Set #6
|
|
13
|
04/16
|
Dual-spin spacecraft (continued).
Platform despin motion and control.
Quasi rigid dual spin spacecraft.
Dual spin equations of motion.
|
Set #6
|
|
14
|
04/23
|
Gravity gradient spacecraft.
Gravity gradient torque.
Vehicle stabilization in a circular orbit.
|
Set #7
|
|
15
|
04/30
|
Gravity gradient spacecraft (continued).
Gravity gradient effects on spinning bodies.
Two gravity gradient orbital effects.
|
Set #7
|
