| 高精干湿球湿度传感器的设计 |
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| 引用本文： | 蔡春丽,付志豪,任昆,于娜,柴寿臣. 高精干湿球湿度传感器的设计[J]. 仪表技术与传感器, 2011, 0(1) |
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| 作者姓名： | 蔡春丽 付志豪 任昆 于娜 柴寿臣 |
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| 作者单位： | 1. 中国电子科技集团公司第四十九研究所,黑龙江,哈尔滨,150001
2. 哈尔滨玻璃钢研究院,黑龙江,哈尔滨,150036 |
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| 摘 要： | 针对目前国内干湿球测湿传感器存在的不足,应用单片机技术、自动温度补偿、自动湿度修正技术,采取强迫通风装置,设计了一种新的智能干湿球湿度传感器,介绍了该传感器的建模过程及影响精度的因素,并给出了详细的软硬件设计方案.仿真和实验结果表明:该传感器除了具有干湿球测湿法的优势外,准确度和分辨力更高,湿度测量精度达到2%RH,分辨力高于0.1%RH,温度测量精度为0.1℃,分辨力达0.01℃,由于采用LED进行显示,在硬件基础上进行了软件优化,传感器的智能化程度大大提高.
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| 关 键 词： | 传感器 干湿球 干湿表系数 强迫通风 |
Design of Intelligent Dry and Wet Bulb Humidity Sensor |
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| CAI Chun-li,FU Zhi-hao,REN Kun,YU Na,CHAI Shou-chen. Design of Intelligent Dry and Wet Bulb Humidity Sensor[J]. Instrument Technique and Sensor, 2011, 0(1) |
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| Authors: | CAI Chun-li FU Zhi-hao REN Kun YU Na CHAI Shou-chen |
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| Affiliation: | CAI Chun-li1,FU Zhi-hao1,REN Kun2,YU Na1,CHAI Shou-chen1(1.Chinese Electron Science and Technology Conglomerate 49th Research Institute,Harbin 150001,China,2.Harbin FRP Institute,Heilongjiang 150001,China) |
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| Abstract: | In order to overcome the shortcomings of domestic dry and wet bulb humidity senosr,this paper used the technologies of singlechip,automatic temperature compensation and automatic humidity modify,adopted force ventilation equipment,designed a new intelligentied dry-wet bulb humidity sensor.The paper introduced the course of sensor modeling and the effect facxtor of precision,them presented the detailed software and hardware scheme.The emulation and test results demonstrate that the sensor has high accuracy,b... |
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| Keywords: | sensor dry and wet bulb dry-wet table coefficent force ventilation equipment |
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