A Contamination-Free Ultrahigh Precision Formation Flying Method ...

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Laser TetherPhase I Study Accomplishment Summary• Theoretically proved that the proposed FF method is capable ofmaintaining the interspacecraft distance with accuracy of nm at themaximum baseline distance of tens of kms.• Successfully developed the engineering architecture of unification ofphoton thruster system with interferometric ranging system for simplifiedarchitecture control and system weight reduction.• Developed the method of controlling tether vibrations usingelectromechanical dampers and photon thruster power modulation.• Orbit specific mission applications have been identified andinvestigated.• Identified Phase II program topics and designed the Phase IIexperimental system.
Laser TetherPhase II Proposed Work• Proof-of-Concept Demonstration of Photon Thruster• Construction of a Thrust Stand with nN Accuracy• Overall System Stability and Control• Tether Vibration Dynamics• Environment Perturbation• 3-D Simulation• Design of Prototype Interferometric Ranging System• Design of Prototype Tether System• Detailed Study of Specific Applications• In-Depth Revisits of Existing Concepts -- SPECS and MAXIM• Ultralarge Membrane Space Telescopes• Ultralarge Sparse Aperture Space Telescopes• Others
Page 1 and 2: Laser TetherA Contamination-Free Ul
Page 3 and 4: Laser TetherPrior Propellant-Free F
Page 5 and 6: Laser TetherAdvantages of the Propo
Page 7 and 8: Laser TetherNano-Precision Formatio
Page 9 and 10: Laser Tether10000Intracavity Photon
Page 11 and 12: Laser TetherPhoton Thruster System:
Page 13 and 14: Laser TetherHeterodyne Interferomet
Page 15 and 16: Laser TetherMethod of Tether Vibrat
Page 17 and 18: Laser TetherExemplary System Design
Page 19 and 20: Laser TetherOne-Year Later …“Km
Page 21: Laser TetherTechnology Readiness As
Page 25 and 26: Laser TetherConclusions• The prop

A Contamination-Free Ultrahigh Precision Formation Flying Method ...

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