| 投影网格中的坐标确定及在台风数值试验中的应用 |
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| 引用本文： | 黄小刚,陆汉城,费建芳,张根生.投影网格中的坐标确定及在台风数值试验中的应用[J].热带气象学报,2004,20(5):605-608. |
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| 作者姓名： | 黄小刚 陆汉城 费建芳 张根生 |
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| 作者单位： | 解放军理工大学气象学院,江苏,南京,211101 |
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| 摘 要： | 在数值计算中,对于已知经纬度的某点,需确定其在不同投影法得到的矩形网格中的具体位置坐标.导出在极射赤面投影、麦卡托圆柱投影和兰勃脱正形圆锥投影等算法中确定位置坐标的精确公式.通过台风路径预报对比试验表明:该方法能有效地减少计算误差的引入,具有较好的应用价值.
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| 关 键 词： | 地图投影 矩形网格 坐标 台风 |
| 文章编号： | 1004-4965(2004)05-0605-04 |
| 收稿时间： | 6/6/2003 12:00:00 AM |
| 修稿时间： | 6/6/2003 12:00:00 AM |
A METHOD TO PINPOINT THE KNOWN POINT COORDINATE IN THE RECTANGULAR GRID AND ITS CONTRIBUTION TO TROPICAL CYCLE TRACK SIMULATION |
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| HUANG Xiao-gang,LU Han-cheng,FEI Jian-fang and ZHANG Gen-sheng.A METHOD TO PINPOINT THE KNOWN POINT COORDINATE IN THE RECTANGULAR GRID AND ITS CONTRIBUTION TO TROPICAL CYCLE TRACK SIMULATION[J].Journal of Tropical Meteorology,2004,20(5):605-608. |
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| Authors: | HUANG Xiao-gang LU Han-cheng FEI Jian-fang and ZHANG Gen-sheng |
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| Institution: | Institute of Meteorology, PLA Univ. of Sci. & Tech., Nanjing 211101, China;Institute of Meteorology, PLA Univ. of Sci. & Tech., Nanjing 211101, China;Institute of Meteorology, PLA Univ. of Sci. & Tech., Nanjing 211101, China;Institute of Meteorology, PLA Univ. of Sci. & Tech., Nanjing 211101, China |
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| Abstract: | In this paper, the formulas for known point's coordinate in the rectangular are deduced and brought forward. They are commonly used in map projections, polar projection, Mercator's projection Lambert conformal conic projection are three of them. The tropi |
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| Keywords: | map projection rectangular grid coordinate typhoon |
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