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The user chooses the set point - the height he wants.

While the tank is being filled, the pumping suppose to get wicker until it stops. M - stands for the strengh of the water pumpingĮ - stands for the error - difference between the height I want, and the height found in the tank.Īs bigger the difference between the wanted height and the found height, as stronger the strengh of the pumping. The user can choose how to control the water with the controllers - P, Pi, Pd or the combined PID.įor example, the P control works like the equation m=P*e I suppose to control the level of the water, for example - the user can choose the height he wants the water to fill the tank, and a pump starts to pour water into the tank. I'm working on a project - level control in a tank with water.