应用数值模型提高GPS可降水量反演精度的研究The application of mesoscale NWP on improving the accuracy of GPS precipitable vapor
袁招洪
摘要(Abstract):
利用建立在长江三角洲地区GPS观测网的资料,以上海宝山探空观测为例,进行了应用数值模式提高GPS可降水量反演精度的试验。研究结果表明:大气平均温度的估计误差直接影响大气可降水量的反演精度,用MM5中尺度数值预报模式预报估计的大气平均温度可减小大气平均温度的估计误差,从而提高大气可降水量的反演精度。
关键词(KeyWords): GPS可降水量;中尺度数值预报模式;大气平均温度
基金项目(Foundation): 科技部世博专项(2005BA908B15);; 上海市科委世博专项(05dz05815);; 中科院知识创新工程重要方向项目(KJCX2-SW-T1-3)
作者(Author): 袁招洪
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