| 标准孔板与涡街的能耗（永久压力损失）估算 |
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| 引用本文： | 蒋磊. 标准孔板与涡街的能耗（永久压力损失）估算[J]. 医药工程设计, 2009, 30(3): 45-46 |
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| 作者姓名： | 蒋磊 |
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| 作者单位： | 中国石化集团上海工程有限公司,上海,200120 |
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| 摘 要： | 详细阐述了怎样对孔板流量计和涡街流量计的永久压力损失及能耗进行估算，以便于工程上参考。并对孔板的β（d／D）及涡街的Cd（流体阻力系数）确定提出深入讨论的建议。
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| 关 键 词： | 孔板 能耗 压损 直径比 |
Evaluation of Energy Loss (Permanent Pressure Loss) in Standardized Orifice Plate and Vortex Flow Meter |
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| Jiang Lei. Evaluation of Energy Loss (Permanent Pressure Loss) in Standardized Orifice Plate and Vortex Flow Meter[J]. Pharmaceutical Engineering Design, 2009, 30(3): 45-46 |
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| Authors: | Jiang Lei |
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| Affiliation: | Jiang Lei (SINOPEC Shanghai Engineering Co., Ltd Shanghai, 200120) |
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| Abstract: | In this article, the estimation methods of un-recovery pressure loss and energy consumption in orifice plate and vortex flow meters were described, which will be helpful in engineering application. Meanwhile, it was proposed to discuss the methods of determining b value for orifice plate and Cd value for vortex meter. |
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| Keywords: | orifice plate energy consumption pressure loss beta ratio |
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