声明
致谢
变量注释表
1前言
1.1研究背景及意义(Background and Significance)
1.2课题提出(Subject Support)
1.3研究内容及方法(Content and Methods)
2文献综述
2.1气固流化床分选技术(Gas-Solid Fluidized Bed Separation)
2.2浓相气固流化床测试分析与数字图像处理技术(Measurement, Analysis and Digital Image Processing Technology of Dense Gas-Solid Fluidized Bed)
2.3浓相气固流化床数值模拟方法(Numerical Simulation Method of Gas-Solid Fluidized Bed)
2.4本章小结(Brief Summary)
3试验系统
3.1二维空气重介质流化床试验系统(Experiment System of 2D Air Dense Medium Fluidized Bed)
3.2测试装置(Measurement Devices)
3.3分析软件(Softwares)
3.4本章小结(Brief Summary)
4二维空气重介质流化床内密度分布研究
4.1试验材料和方法(Material and Methods)
4.2加重质流化特性研究( Research on the Fluidization Charac-teristics of Dense Medium)
4.3床层密度空间分布研究(Research on the Spatial Distribution of Bed Density)
4.4床层密度时间分布研究(Research on the Temporal Distribution of Bed Density)
4.5本章小结(Brief Summary)
5二维空气重介质流化床内气泡统计特性研究
5.1试验材料和方法(Material and Methods)
5.2气泡数目研究(Research on the Number of Bubbles)
5.3气泡直径研究(Research on the Diameter of Bubbles)
5.4气泡宽高比研究(Research on the Aspect Ratio of Bubbles)
5.5本章小结(Brief Summary)
6二维空气重介质流化床计算颗粒流体力学数值模拟
6.1试验方法(Methods)
6.2 CPFD模型与双流体模型(CPFD Model and TFM)
6.3计算模型与参数(Computational Model and Parameters)
6.4 CPFD 模型与双流体模型比较(Comparisons between CPFD Model and TFM)
6.5颗粒相时均体积分数研究( Research on Time-average Solid Volume Fraction)
6.6颗粒相时均轴向速度研究( Research on Time-average Solid Axial Velocity)
6.7颗粒相返混研究(Research on Solid Back-mixing)
6.8本章小结(Brief Summary)
7结论与展望
7.1结论(Conclusions)
7.2展望(Prospects)
参考文献
作者简历
学位论文数据集