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光信号互相关法测量循环流化床内颗粒速度的应用研究 被引量：3

Measurement of Particle Velocity in CFB by Optical Cross-Correlation Method
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摘要 光信号互相关方法被广泛地应用于流化床中固体颗粒速度测量.基于互相关原理,本文讨论了各种因素对计算结果的影响,详细地叙述了光纤信号的处理过程.计算窗口重叠法得到的颗粒速度能更详尽地反映固体颗粒的动态变化,而采用的中位数法确定的时均速度具有较强的数值稳定性.计算结果能够较好地反映循环流化床颗粒速度的径向分布特点,为循环流化床颗粒速度的测量提供可靠的数据.
作者 程长建 黄晋 宋文立 高士秋
出处 《过程工程学报》 CAS CSCD 北大核心 2004年第z1期626-633,共8页 The Chinese Journal of Process Engineering
基金 国家自然科学基金资助项目(90210034,20221603)
关键词 光纤 互相关 速度测量 数据处理
分类号 TQ02-55 [化学工程]
  • 相关文献

参考文献11

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同被引文献39

  • 1鄂承林,卢春喜,徐春明,高金森,时铭显.A New Method for Measurement of Local Solid Flux in Gas-Solid Two-phase Flow[J].Chinese Journal of Chemical Engineering,2003,11(6):617-621. 被引量：8
  • 2魏飞,陆坊斌,金涌,俞芷青.高密度循环流化床中局部颗粒质量流率及操作域的划分[J].化工学报,1996,47(3):346-351. 被引量：11
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二级引证文献11

过程工程学报
2004年 第z1期

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