Analyzing Water Flow Using Hardy Cross Method

How can we determine the magnitude and direction of water flow using the Hardy Cross Method?

What is the significance of the Hazen Williams coefficient in this analysis?

Explanation:

The Hardy Cross Method is a technique used to analyze the flow of water in a network of pipes. It involves solving a set of simultaneous equations to determine the flow rates and pressures at various points in the network.

In this case, we are given the Hazen-Williams coefficient (C) as 100 and the data for three trials. Each trial includes information about flow rates, pipe diameters, and distances.

To apply the Hardy Cross Method, we need to follow these steps:

1. Assign flow directions to each pipe in the network.
2. Assume initial flow rates for each pipe.
3. Calculate the head loss for each pipe using the Hazen-Williams equation.
4. Apply the conservation of mass principle at each node to set up a set of simultaneous equations.
5. Solve the equations to obtain the flow rates and pressures at each node.
6. Repeat the process until the flow rates converge to a solution.

By following these steps and applying the Hardy Cross Method to the given data, we can determine the magnitude and direction of water flow in the network.