| 用变n次抛物线叠加敷设缓和曲线 |
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| 引用本文： | 厉永举,靳卫东,杨志宏. 用变n次抛物线叠加敷设缓和曲线[J]. 吉林大学学报(工学版), 1997, 0(2) |
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| 作者姓名： | 厉永举 靳卫东 杨志宏 |
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| 作者单位： | 吉林工业大学，吉林省高速公路指挥部 |
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| 摘 要： | 按汽车转向时的实际特性分析了公路缓和曲线应满足的理论关系，并采用了变ｎ次抛物线在切线上和圆弧上分别叠加，从而使所敷设的缓和曲线更简化，更附合实际。
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| 关 键 词： | 缓和曲线 曲率半径 n次抛物线 |
Establishment of Transition Curve by a Index Number-Changing Parabola Overlay |
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| Li Yongju Jin Weidong Yang Zhihong. Establishment of Transition Curve by a Index Number-Changing Parabola Overlay[J]. Journal of Jilin University:Eng and Technol Ed, 1997, 0(2) |
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| Authors: | Li Yongju Jin Weidong Yang Zhihong |
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| Affiliation: | Li Yongju Jin Weidong Yang Zhihong (Ji lin University of Technology) (Jilin Province Management of Expressway) |
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| Abstract: | In this paper,the theory redation of expressway transition curve has been analysed according to the practical automobile steering property by Parabola with n index number overlaying respectively in the tangent line and circular arc is presented too.The established transition curve accords with the actual situation and the method is simple. |
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| Keywords: | transtion curve radius of curvature Parabola with n index number |
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