Here the automation process is done through the wireless GSM technology and the end user need not require any knowledge about the operation of the GSM mobile. For the efficient usage of the device the end user should know the basic switch operation which is more than sufficient to use this device efficiently.
In our project we make use of two microcontrollers one is dedicated at the water pump and the other with the user. Both the microcontrolers form the heart of the device and there are also two GSM modems which are meant for exchanging the commands from one end to the other end. The GSM modem present at the user end is interfaced with few control buttons via microcontroller. The each control button has a dedicated functionality such as getting the power status at the motor, turn ON the motor etc. Whenever a control button is pressed it is identified by the microcontroller and generates an equivalent command with respect to the button pressed and forwards the same to the water pump with help of modem. The modem at the motor receives the commands from the user and feeds the same to the microcontroller and the controller performs the equivalent action with respect to the commands received. Here commands are shared between the modems by using the SMS service.
The design of this system is very much sensitive and should be handled with utmost care because the microcontroller is a 5 volts device and it is employed to monitor the house hold power consumption per day where it should be interfaced with a 240 volts energy meter. So every small parameter should be given high importance while designing the interfacing circuit between the controller and the water pump. Th major advantage of this device is, it can be operated by the illiterates and the status of the motor can also be known by a simple LED indication more over the device is very economical and can be brought availabl to the common man.
Features:
1. User friendly interfacing.
2. Controls high voltage water pumps.
3. Wireless control of remote water pump.
4. Feedback generated with the help of LED indicator.
5. Highly sensitive.
Application:
1. Utilized for irrigation purpose.
2. For house hold automation.
The major building blocks of this project are:
1. Regulated power supply with voltage regulator.
2. GSM modem at the user end.
3. GSM modem with the remote electrical device (water pump).
4. Microcontroller at the user end.
5. Microcontroller at the remote electrical device (water pump).
6. Control buttons.
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