| 道路曲线偏角及夹角的计算方法与精度分析 |
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| 引用本文： | 王健,李小光,陈星彤. 道路曲线偏角及夹角的计算方法与精度分析[J]. 路基工程, 2011, 0(5): 23-25 |
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| 作者姓名： | 王健 李小光 陈星彤 |
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| 作者单位： | 河北理工大学交通与测绘学院，河北唐山 063009 |
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| 基金项目： | 河北理工大学科学研究基金(z201008) |
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| 摘 要： | 曲线型道路线形复杂，若能用简明且精度可靠的数学模型算出曲线偏角与夹角，必将在纵横断面测绘、边桩和中桩测设中提高其工作效率。对此，根据圆曲线、缓和曲线的特点，推导出弦线与切线夹角、切线与切线夹角、弦线与弦线夹角的一般计算方法和精确计算方法，结合实际数据进行了验证，并在长深高速公路唐山段勘测设计和施工中应用，提高了效率，保证了精度，收到了良好的效果。
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| 关 键 词： | 曲线偏角 圆曲线 缓和曲线 精度分析 |
| 收稿时间： | 2019-11-06 |
Calculation Method and Precision Analysis of Deflection Angle and Included Angle of Road Curve |
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| WANG Jian,LI Xiao-guang,CHEN Xing-tong. Calculation Method and Precision Analysis of Deflection Angle and Included Angle of Road Curve[J]. , 2011, 0(5): 23-25 |
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| Authors: | WANG Jian LI Xiao-guang CHEN Xing-tong |
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| Affiliation: | WANG Jian,LI Xiao-guang,CHEN Xing-tong(Department of Traffic and Surveying,Hebei Polytechnic University,Tangshan 063009,Hebei,China) |
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| Abstract: | The line of curved road is complex.So if deflection angle and included angle can be worked out through simple and accurate mathematical model,the working efficiency in horizontal and vertical section mapping,border pile and king pile surveying will be inevitably improved.In this paper,according to the characteristics of circular curve and easement curve,the simple calculation method and accurate calculation method of the included angles for tangent line with tangent line,tangent line with chord line,and cho... |
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| Keywords: | deflection angle circular curve easement curve precision analysis |
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