| 基于AVR单片机的温度测量与控制系统设计 |
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| 引用本文： | 陈 柱,聂立波,常 浩.基于AVR单片机的温度测量与控制系统设计[J].湖南工业大学学报,2012,26(3):76-81. |
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| 作者姓名： | 陈 柱 聂立波 常 浩 |
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| 作者单位： | 湖南工业大学绿色包装与纳米应用重点实验室,湖南株洲,412007 |
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| 基金项目： | 湖南工业大学研究生创新基金资助项目（CX1108），湖南省自然科学基金资助项目（11JJ5042），国家自然科学基金资助项目（61102031） |
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| 摘 要： | 设计了一种基于AVR单片机控制,采用DS18B20传感器采集温度,PN结传感器控制温度与MOS管控制电热丝加热的恒温控制系统。并详细介绍了系统硬件电路的选取及系统软件的实现,主要包括实现系统温度信号的采集、控制及显示等。验证实验结果显示：所设计的恒温控制系统,其控制精度达±0.1℃,温度分辨率达0.06℃,且稳定性较好。
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| 关 键 词： | DS18B20 PN结 AVR 温度控制 MOS管 |
| 收稿时间： | 2012/3/16 0:00:00 |
Design of Temperature Measurement and Control System Based on AVR |
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| Chen Zhu,Nie Libo and Chang Hao.Design of Temperature Measurement and Control System Based on AVR[J].Journal of Hnnnan University of Technology,2012,26(3):76-81. |
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| Authors: | Chen Zhu Nie Libo and Chang Hao |
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| Affiliation: | Key Laboratory of Green Packaging and Application of Biological Nanotechnology, Hunan University of Technology;Key Laboratory of Green Packaging and Application of Biological Nanotechnology, Hunan University of Technology;Key Laboratory of Green Packaging and Application of Biological Nanotechnology, Hunan University of Technology |
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| Abstract: | Designs an AVR-based constant temperature controlling system which collecting temperature by DS18B20 sensor,monitoring temperature by PN junction diode and controlling electrothermal wire heating by MOS transistor switch.Introduces the selection of system hardware circuit and the realization of system software,including the temperature signal collection,PID control and display,etc.The experimental results show that the proposed system has controlling accuracy of ±0.1℃,temperature resolution of 0.06℃ and well stability. |
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| Keywords: | DS18B20 PN junction AVR temperature control MOS transistor |
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