1. 毕业设计（论文）的内容和要求
研究内容：1. 对传统气固流化床内流型转变的实验研究；2. 对气固流化床中气固两相流动结构随气速变化的研究；3. 对流化床内颗粒相轴径向分布的实验研究；4. 对流化床内两相流的压力随气速的波动的研究。
具体要求：（1）查阅国内外相关文献，对其进行归纳总结； （2）严格按照操作规程进行实验，注意观察实验现象，真实、准确地记录实验数据，在实验过程中，不得擅自离开，确保安全实验；（3）毕设期间，每天按时到实验室。
如要外出必须得到指导教师同意；（4）按科技论文规范书写毕业论文。
2. 参考文献
[1] Bi, H. T., Ellis, N., Abba, I. A., Grace, J. R. (2000), A state-of-the-art review of gassolid turbulent fluidization, Chemical Engineering Science, 55,4789-4825 [2] Brown, R.C., Brue. E. (2001), Resolving dynamical features of fluidized beds from pressure fluctuations, Powder Technology, 119,68-80 [3] Chengxiu Wang，JesseZhu（2016），Developments in the understanding of gassolid contact efficiency in the circulating fluidized bed riser reactor: A review，Chinese Journal of Chemical Engineering，24，53-62[4] Chen Yumin，Chen Wei，John R.Grace，Zhao Yongchun，Zhang Junying，LiYimin（2016），Direct resolution of differential pressure fluctuations to characterize multi-scale dynamics in a gas fluidized bed， International Journal of Multiphase Flow，85，380-394[5] Ci Peng，Min Lv，Shengnan Wang，Xianliang Sun，Hongjiang Liu，Zhiyong Tang，Yuhan Sun（2018），Effect of fractal gas distributor on the radial distribution of particles in circulating turbulent fluidized bed，Powder Technology，326，443-453[6] Cui, H.P., Chaouki, J. (2004), Effects of temperature on local two-phase flow structure in bubbling and turbulent fluidized beds of FCC particles, Chemical Engineering Science, 59, 3413-3422 [7] Du, B., Warsito, W., Fan, L.S. (2003), Bed nonhomogeneity in turbulent gas-solids fluidization, AIChE Journal, 49, 1109-1126[8] Ellis, N., Bi, H.T., Lim, C.J., Grace, J.R. (2004), Hydrodynamics of turbulent fluidized beds of different diameters, Powder Technology, 141, 124-136 [9] Hooman Ziaei-Halimejani，Reza Zarghami，Navid Mostoufi（2017），Investigation of hydrodynamics of gas-solid fluidized beds using cross recurrence quantification analysis，Advanced Powder Technology，28，1237-1248[10] Kashkin, V.N., Lakhmostov, V.S., Zolotarskii, I.A., Noskov, A.S., Zhou, J.J.(2003), Studies on the onset velocity of turbulent fluidization for alpha-alumina particles, Chemical Engineering Journal, 91, 215-218[11] Kim, S.W., Kirbas, G., Bi, H.T., Lim, C.J., Grace, J.R. (2004), Flow behavior and regime transition in a high-density circulating fluidized bed riser, Chemical Engineering Science, 59, 3955-3963[12] Lim, K.S., Zhu, J.X., Grace, J.R. (1995), Hydrodynamics of gas-solid fluidization, Int. J. Multiphase flow, 21, 141-193 [13] Li-Tao Zhu,(2018), An effective three-marker drag model via sub-grid modeling for turbulent fluidization，Chemical Engineering Science，192，759-773[14] Lirag, R.C., Litman, H. (1971), Statistical study of the pressure fluctuations in a fluidized bed, AIChE Symp. Ser., 166, 11-22 [15] Louge, M. (1997), Experimental techniques, Circulating Fluidized Beds (eds. J.R. Grace, A.A. Avidan, T.M. Knowlton), Blackie Academic and Professional, London, 313-368 [16] Musango Lungu，John Siamea（2018），Effect of bed thickness on a pseudo 2D gas-solid fluidized bed turbulent flow structures and dynamics，Powder Technology，336，594-608[17] Nakajima, M., Harada, M., Asai, M., Yamazaki, R., Jimbo, G. (1991), Bubble fraction and voidage in an emulsion phase in the transition to a turbulent fluidized bed, Circulating Fluidized Bed III (eds. P. Basu, M. Horio, M. Hasatani), Pergamon Press, Oxford, 79-84 [18] Perales, F., Nicolai, R., Coll, T., Llop, M.F., Puigjaner, L., Arnaldos, J., Casal, J. (1990), In: Fluidization and Fluid/Particle Systems (eds. J. Casal, J. Arnaldos), Universitat Politecnica de Catalunya, Girona, Spain, 111-118 [19] Rhodes, M.J. (1996), What is turbulent fluidization?, Powder Technology, 88, 3-14 [20] Sathiyamoorthy, D., Horio, M. (2003), On the influence of aspect ratio and distributor in gas fluidized beds, Chemical Engineering Journal, 93, 151-161 [21] Smolders, K., Baeyens, J. (2001), Gas fluidized beds operating at high velocities: a critical review of occurring regimes, Powder Technology, 119, 269-291 [22] Svensson, A., Johnsson, F., Leckner, B. (1996), Fluidization regimes in non-slugging fluidized beds: The influence of pressure drop across the air distributor, Powder Technology, 86, 299-3123 [23] Van der Schaaf, J., Schouten, J.C., Johnsson, F., van den Bleek, C.M. (2002), Nonintrusive determination of bubble and slug length scales in fluidized beds by decomposition of the power spectral density of pressure time series, International Journal of Multiphase Flow, 28, 865-880[24] Xi Gao, Tingwen Li, Avik Sarkar, Liqiang Lu, William A.Rogers(2018), Development and validation of an enhanced filtered drag model for simulating gas-solid fluidization of Geldart A particles in all flow regimes，Chemical Engineering Science，184，33-51[25] Yongzheng Li，Tao Li，Haitao Zhang，Qiwen Sun，Weiyong Ying（2017），LDV measurements of particle velocity distribution and annular film thickness in a turbulent fluidized bed，Powder Technology，305，578-590
