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DOI : 10.17640/KSWST.2017.25.3.29 ,    Vol.25, No.3, 29 ~ 40, 2017
Title
The Variation of Flow Characteristics by the River Meander Ratio
임유성 Yu-seong Lim , 김종익 Jong-ik Kim , 이병준 Byung Joon Lee , 최윤영 Yun-young Choi
Abstract
This is the study of Flow Characteristic by the Meander ratio of the river that firstly check the development degree of the river meander and select the small-midium streams has the cross-section data for this study, then do the Validation by the 2 Dimensional Numerical Model for Application and preform the analysis of the Flood Discharge ratio by the frequency of the 50yrs, 80yrs, 100yrs & 150 years of the selected streams accordingly. The destination stream for this study has selected to the Banbyeon-cheon located in Yeongyang-gun, Gyeongbuk, S. Korea as it having certain degree of Meander ratio of the river data and the recent cross-section of stream data, observed rainfall record level in the event data and discharge measurement data as it has implemented by the `Basic Investigation of the Nakdong River Water System (Gyeongbuk region) Water Resource` (Korea Water Resources Corporation, 2015). After this, adjusting the data artificially about the meander ratio of the river for the selected streams and applying again with the frequency of Flood discharge, then analysis the Flow Characteristic of the streams to compare.
Key Words
SMS, RMA2, River meander ratio, 2D Flow characteristic
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