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APHRODITE降水数据驱动的融雪径流模拟/Snowmelt runoff simulation driven by APHRODITE precipitation dataset[J]
Authors
AHMAD Sajjad
Department of Civil and Environmental Engineering,Las Vegas, NV 89154-4015 University of Nevada
+8 more
中国科学院大学,北京100049
中国科学院新疆生态与地理研究所荒漠与绿洲生态国家重点实验室,新疆乌鲁木齐,830011
中国科学院新疆生态与地理研究所荒漠与绿洲生态国家重点实验室,新疆乌鲁木齐830011
尚明
张敏生
李兰海
赣南师范学院地理与规划学院,江西赣州,341000
黄粤
Publication date
1 January 2014
Publisher
Abstract
针对流域内气象观测站点稀少和融雪径流过程的特点,利用APHRODITE降水数据进行插值,应用日有效活动温度改进度日数;依据季节性冻土受有效活动积温影响的特点,建立有效活动积温与径流系数的关系,提高模型中融雪速率和径流系数的计算精度.结合气象、水文资料和MODIS遥感积雪产品,应用改进的融雪径流模型(SRM)对开都河流域2000年与2006年融雪期的径流进行了率定和验证模拟.改进模型在率定期和验证期的模拟结果远远优于用日平均温度作为度日数的结果.结果表明,用APHRODITE降水数据及改进的度日数和径流系数作为SRM模型参数输入,能够较好模拟开都河流域融雪径流过程,大大提高模型模拟精度
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Institutional Repository of Xinjiang Institute of Ecology and Geography, CAS
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Last time updated on 29/11/2016