online_transition_design calculator  •  [Beta version 151115]  •  (Best viewed with Firefox ≥ 42.0)

Reference

Ponce, V. M. 2015:  Design of channel transitions.
Online report.


⇐  Example drawing
Typical designs  ⇒

EXAMPLE         [Main Page]         [Description]

Example Number 1

Project:  Hinds/Chow inlet example

Date/Time:  151117 16:00

Units:  U.S. Customary


Type of transition:  Warped Inlet

Shape function:  Default inlet example

Flow discharge:  314.5 cfs


Upstream bottom width:  18 ft

Upstream side slope:  2

Upstream bottom slope:  0.000246

Upstream Manning's n:  0.018

Upstream water surface elevation:  57.41 ft


Downstream bottom width:  12.5 ft

Downstream side slope:  0

Downstream bottom slope:  0.0009

Downstream Manning's n:  0.014


[Click on figure to expand]

Example Number 2

Project:  Hinds/Chow inlet example

Date/Time:  151117 16:15

Units:  U.S. Customary


Type of transition:  Warped Inlet

Shape function:  Inverse parabolas

Flow discharge:  314.5 cfs


Upstream bottom width:  18 ft

Upstream side slope:  2

Upstream bottom slope:  0.000246

Upstream Manning's n:  0.018

Upstream water surface elevation:  57.41 ft


Downstream bottom width:  12.5 ft

Downstream side slope:  0

Downstream bottom slope:  0.0009

Downstream Manning's n:  0.014


[Click on figure to expand]

Example Number 3

(In this example, the input arrays are the same as those specified internally in Example 1. Therefore, the solution is the same).

Project:  Hinds/Chow inlet example

Date/Time:  151117 16:30

Units:  U.S. Customary


Type of transition:  Warped Inlet

Shape function:  Values specified as input

Array of half top width 0.5 T:

17.6,17.0,15.427,13.46,11.228,9.139,7.717,6.847,6.458,6.315,6.25

Array of half bottom width 0.5 b:

9.,8.625,7.917,7.25,6.958,6.771,6.667,6.563,6.458,6.315,6.25

Flow discharge:  314.5 cfs


Upstream bottom width:  18 ft

Upstream side slope:  2

Upstream bottom slope:  0.000246

Upstream Manning's n:  0.018

Upstream water surface elevation:  57.41 ft


Downstream bottom width:  12.5 ft

Downstream side slope:  0

Downstream bottom slope:  0.0009

Downstream Manning's n:  0.014


[Click on figure to expand]

151117 16:45