小型溫室溫濕度實時采集與控制系統(tǒng)設(shè)計.pdf

1、 分類號 TP274.2 學(xué)校代碼 10129 ＵＣＤ 621 學(xué) 號 2011205046 小型溫室溫濕度實時采集與控制系統(tǒng)設(shè)計 Design of Real Time Monitoring and Control System of temperature and humidit

2、y in Small Greenhouse 申 請 人：王 慧 學(xué)位類別：工程碩士 領(lǐng) 域：農(nóng)業(yè)工程 指導(dǎo)教師：陳 智 教授 蘇 和 高級工程師 論文提交日期：二〇一三年六月Design of Real Time Monitoring and Control System of temperature and humidity in Small Greenhouse Abstract With the development

3、of technology and science ,Informatization and intelligence of agricultural production has become inevitable tendency for raise labour productivity.Greenhouse is an important site of grow crops with great economi

4、c attraction.Is able to significantly increase disaster prevention and mitigation and off-season production.Greenhouse plant's growth influenced by virious environment, temperature and humidity is one of the severest

5、 factors.If the day and night temperature and humidity vary greatly,it have stranglehold on plants grow.Therefor,we should monitoring and control the temperature and humidity to suit plant's growth to improve it quan

6、tity and quality. According to review many internal and international references. A real-time monitoring and control system of greenhouse environment temperature and humidityis designed. This system are divided into two

7、parts: slave computer and host computer. Slave computer mainly to monitor, collect and display the element of greenhouse environment. It take STC89C54 microprocessor as core controller, this system adopted digital Tempe

8、rature and Humidity Sensor SHT10 to collect and transmit greenhouse temperature and humidity,And displayed gathering data by LCD1604.The system programing developed by softwere Keil-μvision3. The program modules include:

9、 main control program, the system clock program, keystroke identification and processing program,dynamic display programand communica tion program. The host computer data processing software designed by more popular grap

10、hic language Labview2010. Mainly completes the data receiving, processing, storage, rendering the average temperature and humidity curve, Shutter height and vent size setting, limit set of temperature and humidity, tempe

11、rature function and so on .this system has advantage of simple hardware structure, low cost, stable operation an so on . Key words: Data acquisition; Real-time monitoring; Single chip microcomputer; Monitoring and contr

12、ol system;LabVIEW Directed by: Associate Prof.CHEN Zhi Applicant for Master degree: WANG Hui （Agricultural Engineering) (College of Mechanical and Electrical Engineering. Inner Mongolia Agricultural University.Hohhot 01