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Analysis of the Characteristics of Runoff in Manasi River Basin in the Past 50 Years

机译:过去50年法兰西河流域径流特征分析

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Runoff generated in the upper Manasi River Basin is water resource supplied for the middle and lower reaches. Based on the monthly runoff series (1957-2006) of the two hydrological gauging stations, Kensiwate, Hongshanzui and precipitation series at 4 precipitation stations of the upper Manasi River Basin, multiple indexes and a series of methods and wavelet methods are adopted to analyze the inter-annual, annual and periodic variation characteristics of the streamfiows in the watershed for the last 50 years. The results show that: showed that: (1) Distribution of annual runoff was uneven, and mainly focuses on June and July and August. The inter-annual variations were great, with significant difference between the wet year and dry year; (2) annual runoff changes had obvious stages and the tendency of annual runoff increasing was significant; and (3) annual runoff changes had a main period of about30 years and 15 years, with an abrupt point happening in 1995. The increasing of precipitation and Climate warming are the key factors influencing the runoff.
机译:上部Manasi River盆地产生的径流是为中下游提供的水资源。根据两种水文测量站(1957-2006)的每月径流系列(1957-2006),采用多种指标和一系列方法和一系列方法和一系列方法和一系列方法,基于两种水文测量站,Kensiwate,红山嘴和降水系列。过去50年来分水岭中流行的年度,年度和周期性变化特征。结果表明:显示:(1)年径流分配是不平衡的,主要侧重于6月和7月和8月。年间变异很大,潮湿年度和干燥年度之间有显着差异; (2)年径流变化具有明显的阶段,年径流趋势的趋势是显着的; (3)年径流变化发生在大约每年30岁和15年,1995年发生突然发生。降水和气候变暖的增加是影响径流的关键因素。

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