| 一种利用485总线的水位监控系统研制 |
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| 引用本文： | 党玉功,杨敬娜,贺智涛.一种利用485总线的水位监控系统研制[J].安徽农业科学,2009,37(36):18060-18062. |
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| 作者姓名： | 党玉功 杨敬娜 贺智涛 |
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| 作者单位： | 1. 河南科技大学车辆与动力工程学院,河南洛阳,471003
2. 河北软件职业技术学院,河北保定,071000 |
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| 摘 要： | 对水位的测量方法中,超声波具有定向性好、能量集中、反射能力强等优点。该研究利用RS-485总线和单片机AT89C52研制开发了一种水位监控系统,其电路由超声波传感器、水位采集模块、主机处理模块等几部分组成。试验结果表明该系统的测量相对误差不超过1%,具有测量准确度高、测量速度快、显示直观、价格低康、操作方便等特点。
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| 关 键 词： | 水位监控 485总线 超声波 AT89C52 |
Design of Water - level Monitoring System Based on RS-485 |
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| DANG Yu-gong et al.Design of Water - level Monitoring System Based on RS-485[J].Journal of Anhui Agricultural Sciences,2009,37(36):18060-18062. |
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| Authors: | DANG Yu-gong |
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| Institution: | DANG Yu-gong et al(Vehicle & Motive Power Engineering College,Henan University of Science & Technology,Luoyang,Henan 471003) |
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| Abstract: | Ultrasonic wave has many advantages in water-level monitoring,such as good orientation,energy concentration,strong reflecting ability etc.A water-level monitoring system was designed by using RS-485 and singlechip AT89C52.The system was composed of ultrasonic wave sensor,water-level measure module and host processing module.The results showed that the relative error of the system was less than 1%,with features of high accuracy,high speed of measurement,display visual,cheap and easy to operate. |
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| Keywords: | AT89C52 Water-level monitoring RS-485 Ultrasonic wave AT89C52 |
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