'Bottom slope' diaporamas de présentation

Bottom slope - PowerPoint PPT Presentation

Energy or Energy Head

Energy or Energy Head

Energy or Energy Head. Elevation head Velocity head Total head. Energy Head -Elevation Head -Velocity Head -Total Head Momentum Open Channel. Energy or Energy Head. The total energy of water moving through a channel is expressed in total head in feet of water.

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1.58k views • 81 slides
Hydraulic Routing in Rivers

Hydraulic Routing in Rivers

Hydraulic Routing in Rivers. Reference: HEC-RAS Hydraulic Reference Manual, Version 4.1, Chapters 1 and 2 Reading: HEC-RAS Manual pp. 2-1 to 2-12 Applied Hydrology, Sections 10-1 and 10-2. http://www.hec.usace.army.mil/software/hec-ras/documents/HEC-RAS_4.1_Reference_Manual.pdf.

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341 views • 20 slides
Dynamic Channel Routing

Dynamic Channel Routing

Dynamic Channel Routing. Preissmann Scheme. Dynamic Channel Routing. Preissmann Scheme. unconditionally stable for q >=0.5 second-order accurate if q = f = 0.5, first order otherwise not valid for transcritical flow variations of Preissman scheme used in many models.

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335 views • 16 slides
OPEN CHANNEL FLOW

OPEN CHANNEL FLOW

OPEN CHANNEL FLOW. The main concepts. Liquid flow with free surface at atmospheric pressure is called open channel flow. . Chezy formula is the main tool for hydraulic computations of open channel flow.

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949 views • 15 slides
Gradually Varied Flow (2)

Gradually Varied Flow (2)

Gradually Varied Flow (2). Equations. Bottom slope Mild if (subcritical); Steep if (supercritical); and Critical if Mild and steep slopes (3 Zones); the rest slopes have only two regions

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352 views • 9 slides
Example

Example

Example.

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135 views • 2 slides

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