| 旋流式微混合器混合特性 |
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| 引用本文： | 王灵秀,张仁元,陈观生,李石栋. 旋流式微混合器混合特性[J]. 功能材料与器件学报, 2008, 14(6) |
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| 作者姓名： | 王灵秀 张仁元 陈观生 李石栋 |
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| 作者单位： | 广东工业大学,材料与能源学院,广州,510090;广东工业大学,材料与能源学院,广州,510090;广东工业大学,材料与能源学院,广州,510090;广东工业大学,材料与能源学院,广州,510090 |
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| 基金项目： | 国家自然科学基金 |
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| 摘 要： | 本文以三层聚甲基丙稀酸甲脂材料黏合制作一种双通道旋流式微混合器.实验探讨了相同直径不同深度的微混合器中,不同进口流速下0.05%罗丹明B溶液和去离子水两流体的混合特性.利用带高分辨数字摄像机的体视显微镜观察并记录混合过程,Image J软件进行混合图像处理,分析流体从进口到出口沿半径方向上浓度变化趋势,比较各类情况下的混合效益.结果表明.随着进口速率和混合腔深度的增加,混合效益得到提高,混合腔内的旋转绕流有利于增加流体间的界面,缩减流层厚度,改进混合质量.
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| 关 键 词： | 旋流 微混合器 混合效益 浓度 |
Mixing characteristics of vortex micromixer |
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| WANG Ling-xiu,ZHANG Ren-yuan,CHEN Guan-sheng,LI Shi-dong. Mixing characteristics of vortex micromixer[J]. Journal of Functional Materials and Devices, 2008, 14(6) |
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| Authors: | WANG Ling-xiu ZHANG Ren-yuan CHEN Guan-sheng LI Shi-dong |
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| Affiliation: | WANG Ling-xiu,ZHANG Ren-yuan,CHEN Guan-sheng,LI Shi-dong(Faculty of Materials , Energy Sources Guangdong University of Technology,Guangzhou 510090,China) |
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| Abstract: | The two-channel vortex micromixer was fabricated by three PMMA plates which were bonded together by adhesive.Rhodamine B solution with 0.05 percent and de-ionized water were employed in experiments.The mixing behaviors of micromixer at three different depths and three different flow rates were investigated.The mixing processes were inspected and recorded through stereomicroscope with CCD.Image J software was implemented to analyze the concentration change trend from inlet to outlet in different conditions.E... |
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| Keywords: | vortex micromixer mixing efficiency concentration |
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