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The water controll is based on the Ebb Flow technique(Lagomarsino, 2019). Ebb flow is a technique where the plants are usally submerged in water, but then when nutrients are needed, the tank in which the plants grow are emptied and the water is moved to a seperate tank for mixing nutrients and oxygen into the water. Then its pumped back into the tanks that the plants are growing inn. 

To create this controller its neccesseary to have drainTime, as in how long the tanks are going to drain. Then a fill time, as in how long th

















References:


Lagomarsino, V. (2019) 'Hydroponics: The power of water to grow food', Science in the News, 26 September. Available at: https://sitn.hms.harvard.edu/flash/2019/hydroponics-the-power-of-water-to-grow-food/ (Accessed: 28 May 2024)