赵捷,徐宗学,左德鹏,张兰影

• 1:北京师范大学水科学研究院水沙科学教育部重点实验室

摘要(Abstract)：

准确估算流域潜在蒸散发量(PET)具有重要意义。文中基于黑河流域16个国家基本气象站1990～2000年的历史气象数据,利用FAO56-PM法和其它6种基于辐射的PET估算方法,对各站点PET进行估算。以PM法的计算结果作为标准,对6种方法进行参数校正,并对其估算精度进行评价。结果表明:采用初始参数时,Hargreaves法在黑河流域的PET估算精度最高。经过参数校正,Makkink法估算PET的精度最高。因此,在计算黑河流域PET时,推荐使用经过参数校正后的Makkink法。

关键词(KeyWords)： 黑河;潜在蒸散量;辐射

Abstract:

Keywords:

基金项目(Foundation): 国家自然科学基金重大计划重点支持项目(91125015)资助

作者(Author): 赵捷,徐宗学,左德鹏,张兰影

DOI: 10.13448/j.cnki.jalre.2013.10.033

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