scholarly journals Automatic Irrigation System Using Soil Moisture Sensor with GSM Model

Author(s):  
Abhijeet Desai ◽  
Suraj Chavan ◽  
Karan Bandichode ◽  
Prof. Prachiti Shinde

Bike or Car security is top priority of all concerned. Today there are plenty of car or bike security products to ensure your security completely. Security is a prime concern in our day-today life. Everyone wants to be as much secure as possible. Bike security is the most significant one for every owner. For that different security systems are available. Many times we hear the cases of bikes getting stolen from parking area. Or sometimes we forgot to remove the keys from bike by mistake. In these cases it is really difficult to get the bike back. This project is designed to solve this purpose. Main concept behind this project is of a bike security system using a password entered through Android mobile. This project turns on a Buzzer when entered password is wrong. An access control for bike forms a vital link in a security chain. The microcontroller based bike locker is an access control system that allows only authorized persons to access the bike

Author(s):  
Nurida Finahari ◽  
Khanif Prasetyo Budi ◽  
Toni Dwi Putra

Chili (capsium annum L) is an important horticulture commodity. The availability of water is one of the supporting factors for the chili crop production system. Meeting the water needs of chili greatly affects its growth. One obstacle for farmers is managing time when processing land. Farmers spend a lot of time watering and fertilizing plants. This has an impact on the time efficiency of farmers to cultivate other land and clear weeds. The design development of a plant irrigation system using soil moisture sensors can be an alternative solution. This system is capable of automatically watering and detecting the availability of water for watering. The control system used is Arduino Uno as the main controller. From the automated design mindset, it can be said that it is possible to carry out an automation process on the work of watering chili plants. The problem of adequate water in the dry season can be overcome based on controlling the amount of water spray, which is adjusted to the soil moisture sensor readings. As for other problems that need to be studied, related to the system of controlling soil moisture during the rainy season. This problem can be assessed by reference to a soil moisture based watering control system that might also be combined with a soil dryer / dryer system. This can be developed into the next appropriate technology as a community service work.


2013 ◽  
Vol 303-306 ◽  
pp. 1162-1166
Author(s):  
Zhen Yang Ge ◽  
Rui Qing Zhang ◽  
Ying Jie Yu ◽  
Wang Wang Wu

An automatic watering controller with AT89S52 single-chip microcomputer was developed. According to the moisture condition detected by soil moisture sensor, the system could control the watering quantity by using fuzzy control rules to limit opening and closing time of electromagnetic valve of the irrigation system. Mamdani inference algorithm was employed as fuzzy control model for this closed-loop control system. Soil moisture sensor was put into the substrate for roots growth to obtain moisture information and used as the input. By comparing the water needed for plant growth, water demand and the electromagnetic valve opening and closing time was determined by the single-chip microcomputer program. Centroid method of defuzzification was used to determine the quantitative level of watering quantity. This fuzzy controller was designed by MATLAB fuzzy logic toolbox. The control system was simulated by Simulink. Simulation results show that this control method has good stability.


2021 ◽  
Vol 1748 ◽  
pp. 042031
Author(s):  
Zheming Yang ◽  
Di Shao ◽  
Liangyong Qu ◽  
Mei Zhang

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