| 分区归化投影系数法在测量井田边长中的应用 |
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| 引用本文： | 李耀龙,李林,赵平安.分区归化投影系数法在测量井田边长中的应用[J].中国煤炭,2010,36(2). |
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| 作者姓名： | 李耀龙 李林 赵平安 |
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| 作者单位： | 1. 榆林神华能源有限责任公司地质测量中心,陕西省榆林市,719000
2. 神华神东煤炭集团地测公司,陕西省榆林市,719300 |
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| 摘 要： | 通过分析青龙寺井田宜采用的测量坐标系,求出了适合本测区测量边长归化投影变形的数学模型,计算出了在井田范围内将实测边长归化投影到国家统一坐标系下的改算数,在此基础上提出了边长归化投影的分区乘系数改算优化方法,并结合实例验证了该方法在精度和应用方面都优于建立矿区独立坐标系法。
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| 关 键 词： | 井田测量 坐标系 边长归化投影 |
The application of zoning naturalization projection coefficient in the measurement of Ida side length |
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| Li Yaolong,Li Lin,Zhao Pin\'an.The application of zoning naturalization projection coefficient in the measurement of Ida side length[J].China Coal,2010,36(2). |
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| Authors: | Li Yaolong Li Lin Zhao Pin\'an |
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| Affiliation: | Li Yaolong1,Li Lin1,Zhao Pin\'an2(1.Geological Survey Center,Yulin Shenhua Energy Company,Yulin,Shaanxi province 719000,China,2.Geological Survey Co,Shenhua Shendong Mine Group Co Ltd,Shaanxi province 719300,China) |
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| Abstract: | Through the analysis of the QingLongSi field appropriate measurement coordinate system,the paper establishes the surveyed area for measuring length mathematical model of projective deformation domestication,calculates the scope will be measured in the field to the national unified projection coordinate to count,and based on this,advances the division by distance projection of naturalization to calculate coefficient of optimization method,combing with the method is verified by examples in precision and appli... |
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| Keywords: | Ida Survey coordinates side length naturalized projection deformation changed by coefficient calculation change count |
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