| 气/液两相流相关法测速系统的仿真研究 |
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| 引用本文： | 燕芳,李文涛.气/液两相流相关法测速系统的仿真研究[J].微计算机信息,2010(13). |
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| 作者姓名： | 燕芳 李文涛 |
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| 作者单位： | 内蒙古科技大学信息工程学院; |
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| 基金项目： | 基金申请人:李文涛;项目名称:两相流互相关测量技术的研究;基金颁发部门:内蒙自然科学基金委(20080404MS0905) |
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| 摘 要： | 气/液两相流是自然界和工业过程中广泛存在的一种非常典型、复杂的两相流形态。本文以气液两相凝固流为模型将电容层析成象(ECT)技术和相关流速测量技术相结合,针对采样运算所得的电容信号分别采用象素相关、归一化互相关、差动自相关和极性互相关四种相关算法进行了相关测速系统的Matlab仿真。结果表明采用相关测量技术可较好的实现两相流离散相速度的测量。
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| 关 键 词： | 气/液两相流 电容层析成象(ECT)技术 象素相关 流速 |
Study on Gas/Liquid Two-Phase Fluid Cross Correlation Flow Measurement System |
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| YAN Fang LI Wen-tao.Study on Gas/Liquid Two-Phase Fluid Cross Correlation Flow Measurement System[J].Control & Automation,2010(13). |
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| Authors: | YAN Fang LI Wen-tao |
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| Affiliation: | (College of Information Engineering,Inner Mongolia University of Science , Technology,Baotou 014010,China) YAN Fang LI Wen-tao |
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| Abstract: | The gas/liquid two-phase flow is a typical and complicated pattern of multiphase flows in the nature and industrial processes.The author studied in detail the electrical capacitance tomography (ECT)combined with the cross-correlation flow measurement technique based on the concretion flow model to carry on the Matlab simulation research of two phase flow rate cross -correlation measure system with the four kinds calculate ways of NCC,Differential auto -correlation and polarity cross -correlation.The experim... |
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| Keywords: | Gas/Liquid two-phase flow ECT Cross-Correlation Flow Rate |
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