Study of the dynamics of large reflector antennas with accelerometers

IEEE Antennas and Propagation Magazine

Volumn 49, Issue 4, 2007, Pages 84-101

  Snel, Ralph C ^a   Mangum, Jeffrey G ^b   Baars, Jacob W M ^c,d  

^a SRON NETHERLANDS INSTITUTE FOR SPACE RESEARCH   (Netherlands)

^b NATIONAL RADIO ASTRONOMY OBSERVATORY   (United States)

^c MAX PLANCK INSTITUT FÜR RADIOASTRONOMIE   (Germany)

^d EUROPEAN SOUTHERN OBSERVATORY   (Germany)

Author keywords

Acceleration measurement; ALMA; Antenna measurements; Dynamic response; Dynamics; Millimeter wave antennas; Radio telescope; Wind

Indexed keywords

ACCELEROMETERS; EXTRAPOLATION; MILLIMETER WAVES; VIBRATION MEASUREMENT;

PATH-LENGTH STABILITY; REFLECTOR-SURFACE STABILITY;

ANTENNA REFLECTORS;

EID: 36749055740     PISSN: 10459243     EISSN: None     Source Type: Journal    
DOI: 10.1109/MAP.2007.4385600     Document Type: Article

References (9)

1. H. J. Kärcher and J. W. M. Baars, "The Design of the Large Millimeter Telescope/Gran Telescopio Milimetrico (LMT/GTM)," Proceedings SPIE, 4015, 2000, pp. 155-168.
2. J. W. M. Baars, "The Measurement of Large Antennas with Cosmic Radio Sources," IEEE Transactions on Antennas and Propagation, AP-21 1973, pp. 461-474.
3. J. G. Mangum, J. W. M. Baars, A. Greve, R. Lucas, R. Snel, P. T. Wallace and M. Holdaway, "Evaluation of the ALMA Prototype Antennas," Publ. Astron. Soc. of the Pacific, 118, 2006, pp. 1257-1301.
4. D. R. Smith, P. Avitabile, G. Gwaltney, M. Cho and M. Sheehan, "Wind-Induced Structural Response of a Large Telescope," Proceedings SPIE, 5495, 2004, p. 258.
5. N. Ukita and M. Ikeda, "Antenna Vibration Measurements with Accelerometers," Proceedings of the XXVII URSI General Assembly, Maastricht, 2002, p. 1958.
6. N. Ukita, M. Saito, H. Ezawa, B. Ikenoue, H. Ishizaki, H. Iwashita, N. Yamaguchi, and T. Hayakawa, "Design and Performance of the ALMA-J Prototype Antenna," Proceedings SPIE, 5489, 2004, pp. 1085-1093.
7. F. Zernike, "Diffraction Theory of the Knife-Edge Test and its Improved Form, The Phase-Contrast Method," Monthly Not. Roy. Astron. Soc., 94, 1934, p. 377.
8. A. Greve and J. G. Mangum, "Mechanical Measurements of the ALMA Prototype Antennas," submitted to IEEE Antennas and Propagation Magazine, 2006.
9. A. G. Davenport, "The Application of Statistical Concepts to the Wind Loading of Structures," Proc. of the Institute of Civil Engineers paper no. 6480, 1961, pp. 449-472.