Stabilization system for mobile antenna gimbal based on dynamic characteristics analysis

Ki Nam Lee, Byoung Ho Lee, Jeung Lee, Jie Eok Kim, Jae Bok Song

Research output: Contribution to journalArticle

Abstract

Recently, as the tactical environment has changedto one of network-centric warfare, where all components are connected through a network, much emphasis has been placed on the use of an artificial satellite for achieving high communication speeds. To provide a high-quality artificial satellite link, stabilization is very important in a platform.Previous stabilization control techniques used PI control, which is commonly used for vessels. However, for ground terminals that require a higher communication speed, the antenna should move faster to track an artificial satellite within a short period of time. Moreover, the terminals must be equipped with proper sensors and algorithms so that they can detect and compensate for external disturbances while tracking the artificial satellite. In this study, through the analysis of the dynamic model of an antenna system, a stabilization algorithm for ground terminals was proposed;this algorithm shows high isolation performance in the low-frequency range and includes PI2 control.

Original languageEnglish
Pages (from-to)851-856
Number of pages6
JournalTransactions of the Korean Society of Mechanical Engineers, A
Volume37
Issue number7
DOIs
Publication statusPublished - 2013 Jul

Keywords

  • Analysis of the Dynamic Model
  • External Disturbance
  • NCW
  • PI2 Control
  • Stabilization Algorithm

ASJC Scopus subject areas

  • Mechanical Engineering

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