Auteur Changqing Cao
Documents disponibles écrits par cet auteur (4)
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Article : texte imprimé
Shuqin Dong, Éditeur scientifique ; Changqing Cao, Éditeur scientifique ; Chongdian Si, Éditeur scientifique |A gas−solid fluidized bed, 0.14 m in diameter and 1.6 m in height, was employed to investigate systematically the effects of perforated ratios of distributor on fluidization characteristics with air as gas phase and fluid catalytic cracking part[...]
Article : texte imprimé
Changqing Cao, Auteur ; Shuqin Dong, Auteur ; Qijin Geng, Auteur ; Qingjie Guo, Auteur |The gas−liquid−(solid) three-phase hydrodynamics in an external-loop airlift reactor (EL-ALR) with an upward pipe 0.47 m in diameter and 2.5 m in height, two external loop downward pipes 0.08 m in diameter and 2.5 m in height, were investigated [...]
Article : texte imprimé
Changqing Cao, Auteur ; Liangliang Zhao, Auteur ; Dongyan Xu, Auteur |It is well-known that the gas sparger can play an important role on the transient evolution of bubbles and bubble size distribution (BSD) in gas−liquid external loop airlift reactors (EL-ALRs). Therefore, the main subject of the present work was[...]
Article : texte imprimé
Qijin Geng, Auteur ; Qingjie Guo, Auteur ; Changqing Cao, Auteur ; Yunchen Zhang, Auteur |Addition of urea-based antifreeze admixtures during cement mixing in construction of buildings has led to increasing indoor air pollution because of continuous transformation and emission of urea to gaseous ammonia on indoor concrete walls. To c[...]
