stream velocity tutorial start these are readings from station 1. end
TRANSCRIPT
Stream Velocity
Tutorial
StartStart
These are readings from station 1.
These are readings from station 1.
End
The rates of change can be adjusted.
The rates of change can be adjusted.
End
Now, let’s change the channel gradient from 0.55 to 0.70.
Now, let’s change the channel gradient from 0.55 to 0.70.
End
Notice that the gradient of station 1 is the same as the value of channel gradient above.
Notice that the gradient of station 1 is the same as the value of channel gradient above.
End
Now, let’s change the rate of change.
Now, let’s change the rate of change.
End
From station 1 onwards, there is a constant decrease of gradient by 0.030 for stations 2 to 10.
From station 1 onwards, there is a constant decrease of gradient by 0.030 for stations 2 to 10.
End
Let’s change the hydraulic radius of station 1 to 0.7 and the rate of change to 0.01.
Let’s change the hydraulic radius of station 1 to 0.7 and the rate of change to 0.01.
End
Notice the corresponding changes here.
Notice the corresponding changes here.
End
End
From station 1 onwards, there is a constant decrease of hydraulic radius by 0.010 for stations 2 to 10.
From station 1 onwards, there is a constant decrease of hydraulic radius by 0.010 for stations 2 to 10. End
Now, let’s change the channel roughness of station 1 and rate of change to 0.07 and 0.002 respectively.
Now, let’s change the channel roughness of station 1 and rate of change to 0.07 and 0.002 respectively.
End
Here we have a new set of channel roughness readings.
Here we have a new set of channel roughness readings.
End
With Gradient With Gradient With Gradient, Hydraulic RadiusWith Gradient, Hydraulic RadiusWith Gradient, Hydraulic Radius and Channel Roughness
With Gradient, Hydraulic Radius and Channel RoughnessWith gradient, hydraulic radius and channel roughness, a set of velocities are calculated according to the formula
With gradient, hydraulic radius and channel roughness, a set of velocities are calculated according to the formula
EndnSR
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These values show the percentage change of Gradient, Hydraulic Radius , Channel Roughness and Velocity.
These values show the percentage change of Gradient, Hydraulic Radius , Channel Roughness and Velocity.
These values show the percentage change of Gradient, Hydraulic Radius , Channel Roughness and Velocity.
These values show the percentage change of Gradient, Hydraulic Radius , Channel Roughness and Velocity.
These values show the percentage change of Gradient, Hydraulic Radius , Channel Roughness and Velocity.
These values show the percentage change of Gradient, Hydraulic Radius , Channel Roughness and Velocity.
These readings show the percentage changes of gradient, hydraulic radius, channel roughness and velocity.
These readings show the percentage changes of gradient, hydraulic radius, channel roughness and velocity.End
Click on the Velocity graph tab, a plotted graph will be shown.
Click on the Velocity graph tab, a plotted graph will be shown.
End
This graph adjusts in accordance to the readings in channel gradient, hydraulic radius and channel roughness.
This graph adjusts in accordance to the readings in channel gradient, hydraulic radius and channel roughness.
End
Click on the Velocity tab to go back to the previous screen.
Click on the Velocity tab to go back to the previous screen.
End
That’s the end of this tutorial.
That’s the end of this tutorial.
End