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¾ÐÀü¼ÒÀÚ°¡ ³»ÀåµÈ ±³·®¹ÞħÀ» ÀÌ¿ëÇÑ Â÷·®ÇÏÁß°èÃø / Vehicle Weight Estimation using Bridge Bearing with Embedded Piezoelectric Material / Á¦4-2ºÐ°ú ±¸Á¶¹°ÀÇ ¸éÁø ¹× Á¦Áø |
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Çϵ¿È£ ; ÃßÁø±³(Choo, Jinkyo Francois) ; ±¸³²¼ ; ±è´ëÇö |
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Çѱ¹ÁöÁø°øÇÐȸ Ãá°èÇмú¹ßǥȸ ³í¹®Áý (2012-03) |
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½ÃÀÛÆäÀÌÁö(233) ÃÑÆäÀÌÁö(4) |
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In this paper, a new method to estimate vehicle weight is presented by using piezoelectric material embedded in the bridge bearings. A piezoelectric material can transfer mechanical energy into electrical energy. The bearing has been conceived by introducing adequately a piezoelectric material within conventional steel pot bearing. This piezoelectric material can be used to perform real time control of the passage of overloaded trucks by adopting built-in load measuring function. This study demonstrated that vehicle weight estimation is properly performed through numerical analysis when vehicle load on a bridge is measured by the bridge bearings. |