| 高准确度标准表法流量标准装置的研究 |
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| 引用本文： | 李刚,任金云,张涛.高准确度标准表法流量标准装置的研究[J].化工自动化及仪表,1999,26(5):39-42. |
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| 作者姓名： | 李刚 任金云 张涛 |
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| 作者单位： | 天津大学,自动化学院,天津,300072 |
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| 摘 要： | 以涡轮流量计作为标准表法流量标准装置的标准表为例，从标准表的原理出发，详细分析了提高标准表法流量标准装置的准确度的方法，提出了一种提高装置计数精度的方法－同步脉冲计数法，并给出了获得高精度仪表系数的方法。
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| 关 键 词： | 标准表法 流量标准装置 涡轮流量计 准确度 |
| 修稿时间： | 1999－02－22 |
Study of Flow Calibration Facilities of Master Meter Method with High Accuracy |
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| LI Gang,REN Jin-yun,ZHANG Tao.Study of Flow Calibration Facilities of Master Meter Method with High Accuracy[J].Control and Instruments In Chemical Industry,1999,26(5):39-42. |
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| Authors: | LI Gang REN Jin-yun ZHANG Tao |
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| Affiliation: | LI Gang,REN Jin-yun,ZHANG Tao
(Dept.of Automation,Tianjin Univ.,Tianjin 300072,China) |
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| Abstract: | In this paper,using turbine flowmeter as a master meter of a flow calibration facility,based on the principle of master meter method.Some methods to improve the accuracy of flow calibration facilities of master meter method are analyzed in detail.A method,synchronous pulse counting method,to improve the counting accuracy of facilities is proposed,and the method to obtain precise flowmeter factor is represented.Experimental results show that these methods can obtain a higher accuracy for flow calibration facilities of master meter method. |
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| Keywords: | master meter method flow calibration facility turbine flow meter accuracy |
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