File:HY8image20.jpg: Difference between revisions

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[[Category:Energy Dissipators]]


Straight drop structures.
Variables from the figure
* q — Design Discharge
* y<sub>c</sub> &mdash; Critical depth
* h<sub>0</sub> &mdash; Drop from crest to stilling basin floor
* y<sub>1</sub> &mdash; Pool depth under the nappe
* y<sub>2</sub> &mdash; Depth of flow at the tow of the nappe or the beginning of the hydraulic jump
* y<sub>3</sub> &mdash; Tailwater depth sequent to y2
* L<sub>1</sub> &mdash; Distance from the headwall to the point where the surface of the upper nappe strikes the stilling basin floor
* L<sub>2</sub> &mdash; Distance from the upstream face of the floor blocks to the end of the stilling basin

Latest revision as of 15:40, 1 November 2017


Straight drop structures.

Variables from the figure

  • q — Design Discharge
  • yc — Critical depth
  • h0 — Drop from crest to stilling basin floor
  • y1 — Pool depth under the nappe
  • y2 — Depth of flow at the tow of the nappe or the beginning of the hydraulic jump
  • y3 — Tailwater depth sequent to y2
  • L1 — Distance from the headwall to the point where the surface of the upper nappe strikes the stilling basin floor
  • L2 — Distance from the upstream face of the floor blocks to the end of the stilling basin

File history

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Date/TimeThumbnailDimensionsUserComment
current ★ Approved revision
16:02, 3 November 2007
Thumbnail for version as of 16:02, 3 November 2007560 × 219 (16 KB)Eshaw (talk | contribs)

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