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The Design And Research Of Wireless Control System For Farmland Irrigation

Posted on:2014-08-27Degree:MasterType:Thesis
Country:ChinaCandidate:D LiFull Text:PDF
GTID:2253330401983326Subject:Agricultural Electrification and Automation
Abstract/Summary:PDF Full Text Request
China is a water-scarce country, the traditional way of artificial watering a great waste of waterresources research and to promote water-saving irrigation technology is becoming increasingly urgent,application of information technology has greatly changed with the promotion of human production andlife, but also to promote the festival irrigation technology. Currently wireless communication technologyused in irrigation research is still at an exploratory stage, the existing technologies and methods in thestability, the use of cost, scope and other aspects can not meet the Xinjiang region under a wide range ofharsh environments, large-scale application.The overall plan of Xinjiang region irrigation wireless control system was determined after acomparative analysis. Use multisim and Protel circuit design, and carried out to determine the parametersand selection of hardware. The relevant supporting software was designed with C and C#programminglanguage. Through system integrators and experimental platform to build for the packet delay time, powerconsumption parameters, data throughput, network equipment and systems addressing security and otherexperimental studies, and the use of MATLAB software related data analysis and processing, to obtainwireless network depth of3degrees, packet loss rate of less than1%of the cases, the best transmissiondistance of75meters to85meters between; metal, reinforced concrete impediment maximum packet lossrate of3.55%; planks less affected, packet loss rate of0.05%; microwave ovens and Bluetooth devices onthe ZigBee signal affecting0.1%to1.5%; a transmission cycle power consumption143.95mA ms; datarate of95kbps. Experimental results show that the type of materials of greater impact signal transmission,the signal transmission electrical equipment affected.
Keywords/Search Tags:ZigBee, irrigation, wireless sensor networks, remote control
PDF Full Text Request
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