Drainage formula (Water Overlay): Difference between revisions

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Drainage passive:
Drainage passive:
First the flow capacity is calculated
First the flow capacity is calculated
<math>Q_{p,t}=\deltat*q_t/math>
<math>Q_{p,t}=\deltat*q_t</math>


The water head at the drainage area is calculated:
The water head at the drainage area is calculated:

Revision as of 14:35, 4 December 2020

Drainage passive: First the flow capacity is calculated Failed to parse (unknown function "\deltat"): {\displaystyle Q_{p,t}=\deltat*q_t}

The water head at the drainage area is calculated:


where:

is the ground water level in meters
is the drainage datum height in meters.
is the drainage area size in square meters.
is the average storage percentage of the ground above the drainage.