GSM based Smart Irrigation System

Author(s):  
Akhila Pogula

Irrigation is defined as artificial software of water to land or soil. Irrigation manner may be used for the cultivation of agricultural plants at some point of the span of insufficient rainfall and for keeping landscapes. an automatic irrigation machine does the operation of a machine without requiring manual involvement of folks. each irrigation gadget such as drip, sprinkler and surface get automated with the assist of digital home equipment and detectors such as computer, timers, sensors and different mechanical gadgets. the automatic irrigation gadget on sensing soil moisture assignment is supposed for the development of an irrigation machine that switches submersible pumps on or off with the aid of the use of relays to perform this action on sensing the moisture content material of the soil. the main benefit of the usage of this irrigation machine is to reduce human interference and ensure right irrigation. The targets of this paper have been to control the water motor mechanically with the help of soil moisture sensor. in the end ship the facts (operation of the motor) of the farm field to the cell message to the user. an automatic irrigation gadget for efficient water control has been proposed.

2016 ◽  
Vol 8 (4) ◽  
pp. 1959-1965 ◽  
Author(s):  
Jitendra Kumar ◽  
Neelam Patel ◽  
T. B. S. Rajput

Soil moisture sensor is an instrument for quick measurements of soil moisture content in the crop root zone on real time basis. The main objective of this research was development and evaluation of an indigenous sensor for precise irrigation scheduling. The various parts of sensor developed were ceramic cup, acrylic pipe, level sensor, tee, reducer, gland, cork, and end cap. The designed system was successfully tested on okra crop and calibrated with frequency domain reflectometry (FDR) by three methods of irrigation, i.e. check basin, furrow and drip, respectively. The average depth of water depletion in modified tensiometer by these methods was 27 to 35 cm at 50% management allowable depletion (MAD) of field capacity. This depth was useful for the level sensor to be installed inside modified tensiometer for real time irrigation scheduling. The correlation coefficient (R2) between soil moisture content obtained from the developed sensor and FDR was 0.963. Sensor network was integrated with global system for mobile communication (GSM), short message service (SMS) and drip head work to develop an automated irrigation system. This would enable farmers to effectively monitor and control water application in the field by sending command through SMS and receiving pumping status through the mobile phone.


Bangladesh is mainly an agricultural country. Agriculture is the most important occupation for the most of the Bangladeshi families. This study is conducted to develop an automated irrigation mechanism which turns the pumping motor ON and OFF by detecting the moisture content of the earth using the soil moisture sensor without the intervention of human. This Smart irrigation system project is using an Arduino Uno micro-controller, Solar Panel, Battery, Boost module, Relay Module, Soil Moisture Sensor, DC Motor etc. Arduino Uno that is programmed to collect the input signal according to moisture content of the soil and its output is given to the op-amp that will operate the pump. The benefit of employing this technique is to decrease human interference and it is quite feasible and affordable.


2007 ◽  
Vol 47 (2) ◽  
pp. 215 ◽  
Author(s):  
S. M. Pathan ◽  
L. Barton ◽  
T. D. Colmer

This study evaluated water application rates, leaching and quality of couch grass (Cynodon dactylon cv. Wintergreen) under a soil moisture sensor-controlled irrigation system, compared with plots under conventional irrigation scheduling as recommended for domestic lawns in Perth, Western Australia by the State’s water supplier. The cumulative volume of water applied during summer to the field plots of turfgrass with the sensor-controlled system was 25% less than that applied to plots with conventional irrigation scheduling. During 154 days over summer and autumn, about 4% of the applied water drained from lysimeters in sensor-controlled plots, and about 16% drained from lysimeters in plots with conventional irrigation scheduling. Even though losses of mineral nitrogen via leaching were extremely small (representing only 1.1% of the total nitrogen applied to conventionally irrigated plots), losses were significantly lower in the sensor-controlled plots. Total clippings produced were 18% lower in sensor-controlled plots. Turfgrass colour in sensor-controlled plots was reduced during summer, but colour remained acceptable under both treatments. The soil moisture sensor-controlled irrigation system enabled automatic implementation of irrigation events to match turfgrass water requirements.


Author(s):  
Priyadharshini M ◽  
Sindhumathi U.M ◽  
Bhuvaneswari S ◽  
Rajkamal N ◽  
Arivu Chelvan K.M

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