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确定河流水质参数的抛物方程近似拟和法
Authors
郭建青,李彦,王洪胜,马健
Publication date
1 January 2005
Publisher
Abstract
提出了一种新的分析瞬时投放示踪剂条件下的一维河流水团示踪试验数据,进而确定河流水质参数的方法.该方法利用抛物方程拟和t1/2c t曲线的峰部区域,推导出利用曲线上3点坐标值计算该抛物方程的极大值和对应时间的公式,利用该时间公式建立计算河流断面平均流速的公式.在此基础上,对浓度时间数据进行转换,推导出计算河流纵向弥散系数和综合排放参数的计算公式.理论推导和算例表明,抛物方程近似拟和法具有对试验数据组数的要求不高、计算过程比较简单和同时能够计算3个水质参数等优点
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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