Active control issues for the California extremely large telescope

AIAA Guidance, Navigation, and Control Conference and Exhibit

Volumn , Issue , 2001, Pages

  MacMartin, D G ^a   Chanan, G ^b   Mast, T S ^c   Nelson, J E ^c  

^a CALIFORNIA INSTITUTE OF TECHNOLOGY   (United States)

^b UNIVERSITY OF CALIFORNIA   (United States)

^c UNIVERSITY OF CALIFORNIA   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 84894443384     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (19)

1. Nelson, J.E. "Design Concepts for the California Extremely Large Telescope (CELT)", SPIE 4004, 2000.
2. Nelson, J and Mast, T., "Giant Optical Devices", Proceedings, Backaskog Workshop of Extremely Large Telescopes, June 1999.
3. Jared, R.C. et al. "The W.M. Keck Telescope segmented primary mirror active control system," SPIE 1236 Advanced Technology Optical Telescopes IV, pp. 996-1008, 1990.
4. Cohen, R., Mast, T., and Nelson, J., "Performance of the W.M. Keck Telescope Active Mirror Control System," SPIE 2199, pp. 105-116, 1994.
5. Mast, T. and Nelson, J. "Segmented Mirror Control System Hardware for CELT", SPIE 4003, 2000.
6. Chanan, G., Nelson, J., Ohara, C., and Sirko, E. "Design Issues for the Active Control System of the California Extremely Large Telescope (CELT)", SPIE 4004, 2000.
7. Smith, D.R., "Wind Tests Data from Gemini South May 13-14 2000" (on CD) Aura New Initiatives Office, 2001.
8. Kiceniuk, T., and Potter, K., "Internal air flow patterns for the Keck 10 meter telescope observatory dome", Keck observatory report #166, or GALCIT 10' GWT - DR 1104, April 1986.
9. DeYoung, D., "Numerical Simulations of Airflow in Telescope Enclosures", The Astronomical Journal, 112(6): 2896-2908, 1996.
10. Budiansky, M. and Nelson, J., "TMT Site Wind Characteristics", Keck Observatory Report #130, 1985.
11. Aubrun, J.-N., Lorell, K.R., Mast, T.S., and Nelson, J.E., "Dynamic Analysis of the Actively Controlled Segmented Mirror of the W.M. Keck Ten-Meter Telescope," IEEE Control Systems Magazine, pp. 3-10, Dec. 1987.
12. Meng, J.D. et al., "Position actuators for the primary mirror of the W.M. Keck telescope," SPIE 1236, 1990.
13. Schier, A., "Summary of the CELT Mirror Segment Actuator Survey", CELT Report #15, (available at http://celt.ucolick.org), Feb. 2001.
14. Chen, Q., Yao, D.-J., Kim, C.-J., and Carman, G., "Development of Mesoscale Actuator Device with Micro Interlocking Mecahnism", J. Intelligent Material Systems and Structures, vol 9, pp. 449-457, June 1998.
15. Chen, Q., Yao, D.-J., Kim, and Carman, G.P., "Mesoscale actuator device: Micro interlocking mechanism to transfer macro load", Sensors and Actuators, Vol. 73, pp. 30-36, 1999.
16. Prechtl, E.F., and Hall, S.R., "Design of a high- efficiency discrete servo-flap actuator for helicopter rotor control", SPIE Smart Structures and Materials conference, 1997, pp 158-182. SPIE paper # 3041-15.
17. Minor, R.H., Arthur, A.A, Gabor, G. and Jackson, G., "Displacement sensors for the primary mirror of the W.M. Keck telescope," SPIE 1236, 1990.
18. Li, K., Kosmatopoulos, E.B., Ioannou, P.A., and Ryaciotaki-Boussalis, H., "Large Segmented Telescopes: Centralized, Decentralized, and Overlapping Control Designs", IEEE Control Systems Magazine, pp. 59-72, October 2000.
19. Dekany, R., Nelson, J.E., and Bauman, B., "Design considerations for CELT adaptive optics", SPIE 4003, 2000.