An estimation of discharge using mean velocity derived through Chiu’s velocity equation

2012 ◽  
Vol 69 (1) ◽  
pp. 247-256 ◽  
Author(s):  
Tai Ho Choo ◽  
Hyeon Cheol Yoon ◽  
Sang Jin Lee
2014 ◽  
Vol 905 ◽  
pp. 369-373
Author(s):  
Choo Tai Ho ◽  
Yoon Hyeon Cheol ◽  
Yun Gwan Seon ◽  
Noh Hyun Suk ◽  
Bae Chang Yeon

The estimation of a river discharge by using a mean velocity equation is very convenient and rational. Nevertheless, a research on an equation calculating a mean velocity in a river was not entirely satisfactory after the development of Chezy and Mannings formulas which are uniform equations. In this paper, accordingly, the mean velocity in unsteady flow conditions which are shown loop form properties was estimated by using a new mean velocity formula derived from Chius 2-D velocity formula. The results showed that the proposed method was more accurate in estimating discharge, when compared with the conventional formulas.


2013 ◽  
Vol 71 (2) ◽  
pp. 675-683 ◽  
Author(s):  
Tai Ho Choo ◽  
Soo Kwon Chae ◽  
Hyeon Cheol Yoon ◽  
Yeon Moon Choo

2011 ◽  
Vol 15 (5) ◽  
pp. 927-938 ◽  
Author(s):  
Tai Ho Choo ◽  
Sang Kil Park ◽  
Sang Jin Lee ◽  
Ryun Su Oh

AIAA Journal ◽  
1997 ◽  
Vol 35 ◽  
pp. 196-197
Author(s):  
M. T. Islam ◽  
M. A. T. Ali

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