Concept explainers
The drawing of the hydraulic gradient line and the energy grade line of the given system.
Explanation of Solution
Given:
Formula used:
Calculation:
The given figure is shown below:
The flow between reservoir 1 and reservoir 2 is given by
The head loss is given by
The total minor head loss is given by
The relative roughness of pipe is given by
The value of the friction factor is 0.0165 from Moody’s diagram.
Now, substituting the value of the friction factor in the equation (1)
The discharge is given by
The velocity head is given by
The total head loss in the flow from A to B is given by
The hydraulic gradient line at B is given by
The energy gradient line at B is given by
Keep the hydraulic gradient line at point C the same as the hydraulic gradient line at point B.
The hydraulic gradient line at point C is given by
The energy gradient line at C is given by
The hydraulic gradient line at D is given by
The energy gradient line at D is given by
The hydraulic gradient line at E is given by
The energy gradient line at E is given by
The hydraulic gradient line at F is given by
The energy gradient line at F is given by
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