1 Mid term – Laser Swarm Pruned Design Option Tree ADCS.

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Presentation transcript:

1 Mid term – Laser Swarm Pruned Design Option Tree ADCS

2 Mid term – Laser Swarm Selected ADS concepts 1.Maryland Aerospace Inc. IMI-100 ADACS 2.Sun Sensors and a Star Tracker 3.GPS based attitude control Sources: CSK ADACS A.pdf Dr. Q.P. Chu. Spacecraft attitude dynamics and control, course notes

3 Mid term – Laser Swarm Trade-off ADS CriteriaWeight Factor Concept 1Concept 2Concept 3 Accuracy9484 Size7264 Power7657 Price3354 Development5845 Weighted total

4 Mid term – Laser Swarm Winner ADS Sources: Dr. Q.P. Chu. Spacecraft attitude dynamics and control, course notes

5 Mid term – Laser Swarm Selected ACS concepts 1.Thrusters 2.Reaction wheels and magnetic torquers 3.Maryland Aerospace Inc. IMI-100 ADACS Sources:

6 Mid term – Laser Swarm Trade-off ADS CriteriaWeight Factor Concept 1Concept 2Concept 3 Rate5866 Accuracy8487 Size7265 Power7366 Price3287 Development5468 Weighted total

7 Mid term – Laser Swarm Winner ADS Sources: Dr. Q.P. Chu. Spacecraft attitude dynamics and control, course notes

8 Mid term – Laser Swarm Selected Pointing Mechanism Concepts 1.Using the ADCS 2.Using two stepper motors 3.Using one axis reaction wheel and one stepper motor

9 Mid term – Laser Swarm Trade-off pointing mechanism CriteriaWeight Factor Concept 1Concept 2Concept 3 Pointing accuracy Pointing rate10286 Added weight4825 Power4724 Influence6237 Complexity6826 Weighted total

10 Mid term – Laser Swarm Winner Pointing Mechanism