| 液-固流态化固体颗粒床层膨胀指数研究 |
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| 引用本文： | 张卫义,陈罕,方陈靖. 液-固流态化固体颗粒床层膨胀指数研究[J]. 石油化工设备, 2011, 40(3): 15-18 |
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| 作者姓名： | 张卫义 陈罕 方陈靖 |
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| 作者单位： | 1. 北京石油化工学院,机械工程系,北京,102617
2. 渤海石油装备制造有限公司,石油机械厂,河北,任丘,062552 |
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| 基金项目： | 北京市优秀人才培养资助项目 |
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| 摘 要： | 将文献上介绍的各种计算液-固流态化系统床层膨胀指数的方法进行比较归纳,提出了一种计算床层膨胀指数的新方法,并与郭慕孙给出的实验实测结果进行对比,说明新方法有更好的精度,最大偏差小于6.07%,均方差为2.05%。新方法对球形颗粒和非球形颗粒床层膨胀指数计算有统一的形式。
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| 关 键 词： | 流态化 液-固流态化系统 床层膨胀指数 特性计算 |
Study on Bed Expansion Exponent in a Solid-liquid Fluidization System |
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| ZHANG Wei-yi,CHEN Han,FANG Chen-jing. Study on Bed Expansion Exponent in a Solid-liquid Fluidization System[J]. Petro-Chemical Equipment, 2011, 40(3): 15-18 |
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| Authors: | ZHANG Wei-yi CHEN Han FANG Chen-jing |
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| Affiliation: | ZHANG Wei-yi1,CHEN Han1,FANG Chen-jing2(1.Department of Mechanical Engineering,Beijing Institute of Petro-chemical Technology,Beijing 102617,China,2.Petroleum Machinery Factory of Bohai Petroleum Equipment Manufacturing Co.Ltd.,Renqiu 062552,China) |
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| Abstract: | After comparing the results from various formulas for determining the bed expansion exponents of the liquid-solid fluidization system with experimental data provided by the Guo Musun,it was shown that one proposed by present paper was the most accurate,the biggest error is 6.07% while the square root error is 2.05%.Besides,it has unified form for spherical and non-spherical particles. |
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| Keywords: | fluidization liquid-solid fluidization system bed expansion exponents properties calculation |
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