Real-Time Estimation of Wind-Induced Pointing Error via Accelerations Measurement for Large Reflector Antenna
Sign Up to like & getrecommendations! Published in 2020 at "IEEE Access"
DOI: 10.1109/access.2020.2984636
Abstract: The online monitoring of pointing error (PE) caused by the main reflector (MR) deformation under wind disturbance has become a knotty problem for large reflector antennas. This paper presents a real-time estimation algorithm for monitoring… read more here.
Keywords: real time; large reflector; pointing error; wind ... See more keywords
Relaxing the Small Facet Size Requirement for the Far-Field Calculation of Large Reflector Antennas
Sign Up to like & getrecommendations! Published in 2021 at "IEEE Transactions on Antennas and Propagation"
DOI: 10.1109/tap.2021.3060100
Abstract: The accurate calculation of the far-field of a large reflector antenna based on the set of discrete reflector points resulting from a structural analysis of the antenna is one of the key problems in the… read more here.
Keywords: far field; calculation; large reflector; reflector ... See more keywords
Dynamic modelling and control for fully-steerable large reflector antenna considering rigid-flexible coupling
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Vibroengineering"
DOI: 10.21595/jve.2016.17438
Abstract: As the size of reflector antenna increases, the influence of flexible deformation to the system dynamics is much more significant. The coupling between the flexible deformation and the rigid displacement needs to be considered. However,… read more here.
Keywords: reflector; large reflector; reflector antenna; dynamic modelling ... See more keywords