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I. S. Donbosco and U. K. Chakraborty
This measure would help find the amount of water in the tank. If the measured
amount is lesser than the minimum threshold, the automated motorized valve opens
filling the tank with water. This also helps in supplying the house with the required
amount of water. If the tank is having enough water for the home’s usage, the valve
is kept closed until required later. The amount of water used by the house (data) is
collected using the YF-S201 Hall effect sensor. The tank has the outlet into the house
on its base. The Hall effect sensor is placed on the outlet. The amount of water used
up from the tank is calculated using Eq. (2), using the flow rate, average velocity
of the water and the cross-sectional area of the pipe. This gives the essential data to
analyze the data to identify and find out the rate of usage of water with the historic
data.
5.1.2 Rainwater Collection
The water tank is designed in a way not only to make the water distribution efficient
but also to collect rainwater during a shower in order to maximize the water conservation. To facilitate this, a funnel-like structure is placed on top of the tank’s opening
with a door like structure which can be flipped and a water filter on its base. The door
of the funnel is connected to a stepper motor. This stepper motor is used to force
open and close the opening of the funnel. This is placed as keeping the funnel always
open might lead to evaporation of the water from the tank. The top of the tank is
fitted with the LM393 chip-based rain sensor connected to the Arduino board. When
there is rain, the sensor senses it and sends a signal to Arduino. Once it receives the
signal from the sensor, it sends a signal to the stepper motor to open the door of
the funnel to capture the oncoming rainwater and passes through the filter into the
tank for storage. This in turn increases the water ready for use in the tank. Once the
rain subsides, and the rain sensor dries out, the Arduino sends another signal to the
stepper motor to close the door of the funnel.
6 Water Distribution
The water distribution is also fully monitored and controlled with the help of sensors
and fully connected valve systems. The water from the reservoir is sent to the treatment plant from which it reaches the underwater storage. From the underwater
storage, the water is sent to each block in a specific manner. All the monitoring
from when the valve opens, to how much water is sent, everything is controlled from
the server and data control center. The underwater storage facility sends the required
amount of water to separate distribution tanks in each block.
From the analysis of the data received and the predicted amounts of water, the
water is sent through pipelines with motorized valves to each house. The water sent
to each house depends on two things:
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