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GEOMETRICAL CHARACTERISTICS OF A COMPUTER-GENERATED THREE-DIMENSIONAL PACKED COLUMN OF EQUAL AND UNEQUAL SIZED SPHERES—WITH SPECIAL REFERENCE TO WALL EFFECTS

 

作者: S.K. CHAN,   K.M. NG,  

 

期刊: Chemical Engineering Communications  (Taylor Available online 1986)
卷期: Volume 48, issue 4-6  

页码: 215-236

 

ISSN:0098-6445

 

年代: 1986

 

DOI:10.1080/00986448608911788

 

出版商: Taylor & Francis Group

 

关键词: Porous medium modeling;Catalytic packed-bed and trickle-bed reactors;Wall effect;Computer simulation;Sphere packs

 

数据来源: Taylor

 

摘要:

A simulation code is developed to generate three-dimensional, square columns with rigid walls and packed with equal or unequal spheres. Geometrical characteristics of these columns such as porosity variations, coordination number, surface area per unit volume, etc. which are of interest for chemical engineering applications are studied. Emphasized is the wall effect, that is, the relatively high porosity near a wall, on the geometrical characteristics.

 

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