基于STORM实验的气溶胶再悬浮模型适用性分析

TL99; 事故工况下,安全壳内已经沉降的气溶胶由于气流扰动等原因可能发生再悬浮现象,文章中基于STORM (Simplified Test Of Resuspension Mechanism)实验结果对气溶胶再悬浮力学平衡模型适用性进行评估.针对实验建立分析模型,研究了Wichner力学平衡模型中扰动力系数、沉积表面粗糙度和Michael力学平衡模型中沉积表面微凸体之间的距离的影响.通过对比分析模型预测结果与实验测量结果,评估模型的适用性.结果 表明:Wichner力学平衡模型更适用于预测气溶胶粒径较小时,较大扰动气流速度区间内的再悬浮行为....

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Bibliographic Details
Published in核技术 Vol. 42; no. 10; pp. 59 - 64
Main Authors 何丽雯, 佟立丽, 曹学武
Format Journal Article
LanguageChinese
Published 上海交通大学机械与动力工程学院 上海200240 10.10.2019
Subjects
气流扰动力
再悬浮
力学平衡
Online AccessGet full text
ISSN0253-3219
DOI10.11889/j.0253-3219.2019.hjs.42.100501

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Abstract TL99; 事故工况下,安全壳内已经沉降的气溶胶由于气流扰动等原因可能发生再悬浮现象,文章中基于STORM (Simplified Test Of Resuspension Mechanism)实验结果对气溶胶再悬浮力学平衡模型适用性进行评估.针对实验建立分析模型,研究了Wichner力学平衡模型中扰动力系数、沉积表面粗糙度和Michael力学平衡模型中沉积表面微凸体之间的距离的影响.通过对比分析模型预测结果与实验测量结果,评估模型的适用性.结果 表明:Wichner力学平衡模型更适用于预测气溶胶粒径较小时,较大扰动气流速度区间内的再悬浮行为.
AbstractList TL99; 事故工况下,安全壳内已经沉降的气溶胶由于气流扰动等原因可能发生再悬浮现象,文章中基于STORM (Simplified Test Of Resuspension Mechanism)实验结果对气溶胶再悬浮力学平衡模型适用性进行评估.针对实验建立分析模型,研究了Wichner力学平衡模型中扰动力系数、沉积表面粗糙度和Michael力学平衡模型中沉积表面微凸体之间的距离的影响.通过对比分析模型预测结果与实验测量结果,评估模型的适用性.结果 表明:Wichner力学平衡模型更适用于预测气溶胶粒径较小时,较大扰动气流速度区间内的再悬浮行为.
Author 何丽雯
佟立丽
曹学武
AuthorAffiliation 上海交通大学机械与动力工程学院 上海200240
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CAO Xuewu
HE Liwen
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再悬浮
力学平衡
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Snippet TL99; 事故工况下,安全壳内已经沉降的气溶胶由于气流扰动等原因可能发生再悬浮现象,文章中基于STORM (Simplified Test Of Resuspension...
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Title 基于STORM实验的气溶胶再悬浮模型适用性分析
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