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事故重建中的車速估算
Speech Topic
事故重建中的車速估算
Date
2016-05-04
Speech Instructor
國立交通大學運輸與物流管理學系 吳宗修副教授
Presentation
「事故重建中的車速估算」,由交通大學吳宗修教授講授,事故發生後車輛會停止,則車輛自肇事至停止之間就是減速運動,也就是受到一個減速度,而減速度通常來自煞車。煞車系統的三個基本功能為:使車輛減速和停車、下坡行駛保持穩定車速以及使車輛在坡路上保持停止狀態。而老師也教我們如何從車輛最終停止的位置以及其煞車等減速運動過程中所損耗之動能,回算成車輛速度。若要從肇事影片中推估車速,方法為:以固定畫面數量測量所移動距離、以固定參考距離計算經過之畫面數,或至現場測量確認。
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