• Title/Summary/Keyword: Rubber Fence

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Stress Analysis of a Tension Sensor with a Rubber Housing for a Fence Intrusion Detection System (고무하우징을 갖는 장력센서의 변형거동 해석)

  • Lee, Hyoung-Wook;Jang, Kwang-Keol;Huh, Hoon;Kang, Dae-Im
    • Proceedings of the KSME Conference
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    • 2001.06a
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    • pp.698-703
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    • 2001
  • This paper is concerned with the nonlinear hyperelastic problem fur the incompressible characteristics of the rubber. Tension sensor is a strain gage type load cell element for a fence intrusion detection system and consists of the sensing part and the rubber housing. The analysis includes an elastic analysis and a hyperelastic analysis of a tension sensor for the deformed shape and variation of the maximum strain on the sensing part with respect to the vertical load. Numerical results show that the hyperelastic model is stiffer and less deformed than the elastic model. Comparing with the experimental test data, we know the hyperelastic model is the better approximation than the elastic model.

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The Study on the Characteristics of Groove Wandering and Noise Caused by the Design Parameter of Longitudinal Groove on the Tire's Pattern (타이어 패턴의 종그루브 인자에 따른 그루브 원더링 및 소음 특성 연구)

  • Han, Jin-Hyuk;Hwang, Sung-Wook;Kang, Yong-Gu;Han, Min-Hyeon
    • Journal of the Korean Society of Manufacturing Process Engineers
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    • v.10 no.5
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    • pp.110-116
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    • 2011
  • Water on a road surface can lower the coefficient of friction of vehicle tires and it involves lots of risks. One way to prevent water from staying is to cut many "rain grooves" into the edges of the pavement parallel. Such grooves, however, can exert unwanted side forces, particularly on passenger tires, which cause "Groove Wander" making the drivers uncomfortable. The "Groove Wander" is somewhat related to vehicle geometry, but is more strongly related to interaction between road grooves and tire tread's longitudinal grooves. This thesis tries to examine principles to estimate "Groove Wandering" effect focusing on the design of longitudinal groove. Additionally, it studied how to reduce pipe resonance longitudinal grooves form in the contact patch.