• Title/Summary/Keyword: 글로벌 하중의 측정

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A Study for the Measurement of Global Loads on Ship Structure Using Fiber Optic Sensors (광섬유 센서를 이용한 선체 구조의 Global 하중 추정에 관한 연구)

  • Kim, Myung-Hyun;Kim, Young-Jae;Kang, Sung-Won;Oh, Min-Cheol
    • Journal of the Society of Naval Architects of Korea
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    • v.45 no.2
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    • pp.144-150
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    • 2008
  • Ships and offshore structures are exposed to wave and engine excitation loadings during navigation and cargo/ballasting operations. These excessive loads may cause damages to hull and may result loss of life the ship. Therefore, it is important to develop a system that allow accurate measurements of global hull loads. The objective of the study is developing a fiber optic monitoring system that is capable of monitoring, recording and warning of the vessel performance. A method for measurement of global loads on a vessel, using strain measurements from a network of fiber optic strain sensors and extensive finite-element analyses(FEA) with idealistic load cases, is presented. The method has been successfully validated on the idealized ship structure model with strain sensors.