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太湖全年洪水分期划分初步研究

闻余华 董家根 王中雅

人民长江Issue(9):4-7,4.
人民长江Issue(9):4-7,4.

太湖全年洪水分期划分初步研究

Preliminary research on annual flood period division of Taihu Lake

闻余华 1董家根 1王中雅1

作者信息

  • 1. 江苏省水文水资源勘测局,江苏 南京210029
  • 折叠

摘要

Abstract

A preliminary study for the flood period division of Taihu Lake can increase the water resources utilization efficien-cy. Firstly, according to the empirical statistics and by using the observed data of inflow from 1986 to 2010, distribution graphs of the maximum 1d average flow in 10 days and 3d average flow in a month are drawn respectively, and on this basis, we can ob-tain the occurring times of peak flood flow in a period of 10d, and approximately determine a division of five flood periods. Then, the fractal theory is applied to compute the capacity dimension for the serial samples of maximum daily flow of Taihu Lake in a whole year, and also a division of five flood periods is determined. The calculation by fractal theory not only can get the same re-sult as the empirical statistics, but also has the quantitative and objective characteristics, providing a basis for the annual flood period division of Taihu Lake.

关键词

洪水分期/分形理论/容量维数/太湖

Key words

flood period division/fractal theory/capacity dimension/Taihu Lake

分类

天文与地球科学

引用本文复制引用

闻余华,董家根,王中雅..太湖全年洪水分期划分初步研究[J].人民长江,2014,(9):4-7,4.

基金项目

江苏省水利科技项目(2013033) (2013033)

人民长江

OA北大核心

1001-4179

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