| 影响煤气用孔板流量计精确度的因素及对策 |
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| 引用本文： | 王敏. 影响煤气用孔板流量计精确度的因素及对策[J]. 上海煤气, 2004, 0(5): 10-11,28 |
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| 作者姓名： | 王敏 |
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| 作者单位： | 辽宁省辽中县辽河化工厂 |
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| 摘 要： | 结合孔板流量计的实际使用情况，探讨了煤气密度(组分)变化、煤气含水量、煤气中的杂质、二次仪表的误差等造成孔板流量计精确度下降的主要因素，并提出了诸如修正密度、处理水和水蒸气、定期清洗、吹扫计量装置、定期校验二次仪表等措施。
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| 关 键 词： | 煤气 孔板流量计 精确度 措施 |
Precision Influencing factor and resolution of Orifice Meter |
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| Liaohe Chemical Factory of Liaozhong County,Liaoning Wang Min. Precision Influencing factor and resolution of Orifice Meter[J]. Shanghai Gas, 2004, 0(5): 10-11,28 |
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| Authors: | Liaohe Chemical Factory of Liaozhong County Liaoning Wang Min |
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| Abstract: | Combining with practical experience, the author puts forward some corresponding resolutions facing the problem of precision descend of orifice meter, such as gas density modification, water and steam treatment, regular cleanout and purge of measuring unit, regular testing of secondary instruments. |
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| Keywords: | gas orifice meter precision measures |
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