| 流速仪主要结构性能对测流精度的影响分析 |
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| 引用本文： | 周冬生,宗军,蒋东进,曹子聪,杨汉塘.流速仪主要结构性能对测流精度的影响分析[J].水文,2018,38(3):62-65. |
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| 作者姓名： | 周冬生 宗军 蒋东进 曹子聪 杨汉塘 |
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| 作者单位： | 水利部水文水资源监控工程技术研究中心;水利部南京水利水文自动化研究所;江苏南水水务科技有限公司;江苏南水科技有限公司 |
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| 摘 要： | 介绍流速仪结构性能,主要是转子特性、旋转支承结构设计要求与旋转轴动态密封装置原理,对确保流速仪测量精度方面进行阐释,并通过国内外旋桨式流速仪的比测进行验证,还简要介绍了旋杯流速仪的旋转支承结构与发信部件特点,为仪器研发与使用者更了解流速仪的结构和确保测验精度方面提供参考。
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| 关 键 词： | 流速仪 转子 旋转支承 测流精度 |
| 收稿时间： | 2017/7/21 0:00:00 |
Influence of Main Structures of Velocity Meters on Measurement Accuracy |
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| ZHOU Dongsheng,ZONG Jun,JIANG Dongjin,CAO Zicong,YANG Hantang.Influence of Main Structures of Velocity Meters on Measurement Accuracy[J].Hydrology,2018,38(3):62-65. |
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| Authors: | ZHOU Dongsheng ZONG Jun JIANG Dongjin CAO Zicong YANG Hantang |
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| Abstract: | The article introduces rotor, rotating bearing structure and rotating shaft dynamic seal devices, analyses there effects on measurementaccuracy of velocity meters, by testing domestic and international propeller velocity meters ,the article also describes the rotary support structureand the signal generator of cup-type current meters. The article provides references for instrument R&D and the users to deeply understand thestructure of the current meter and ensure its test precision. |
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| Keywords: | current meter rotor rotating bearing structure flow measurement precision |
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