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Study on the Resistance Characteristics inside Large Grain Media

Abstract
The studies measure the porosity, permeability of porous structures with different grain size and shapes such as those of crushed gravels and glass balls. Then discuss the relationship between various coefficients like intrinsic permeability, dimensionless turbulent coefficient, Reynolds number and so on in previous experimental formula¡]Ward¡A1964¡^and writer's formula from practical physics conceptions . Physics conceptions particularly consider respectively sheer flow effect and vortex effect in porous flow field. The study will be considered as the first phase in a full study of the resistance force inside porous structure.

Identiferoai:union.ndltd.org:NSYSU/oai:NSYSU:etd-0726101-111033
Date26 July 2001
CreatorsChen, Zhen-Yuan
ContributorsWen-Kai Weng, Cheng-Wen Tu, Chong-Pan Li, Zhao-Fang Li, Jing-Yun Yue
PublisherNSYSU
Source SetsNSYSU Electronic Thesis and Dissertation Archive
LanguageCholon
Detected LanguageEnglish
Typetext
Formatapplication/pdf
Sourcehttp://etd.lib.nsysu.edu.tw/ETD-db/ETD-search/view_etd?URN=etd-0726101-111033
Rightsunrestricted, Copyright information available at source archive

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