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contributor authorR. C. Wong
contributor authorB. N. Mills
contributor authorY. B. Liu
date accessioned2017-05-08T21:29:09Z
date available2017-05-08T21:29:09Z
date copyrightFebruary 2008
date issued2008
identifier other%28asce%291090-0241%282008%29134%3A2%28195%29.pdf
identifier urihttp://yetl.yabesh.ir/yetl/handle/yetl/53285
description abstractThermal-chemical-hydraulic separation process is used to extract bitumen from surface mined oil sands ores. Huge amounts of oil sands fine tailings are produced from the extraction process. The most fundamentally challenging issue facing the geo-environmental community is containment, long-term storage, and volume reduction of oil sands fine tailings. One of the fine tailings disposal techniques is to homogenize fine tailings with coarse tailings forming nonsegregating tailings (NST). NST exhibits enhanced performance in consolidation and strength, and reduction in water retention as compared to fine tailings. This paper examines one-dimensional consolidation behavior of NST with varying fine and coarse tailings compositions. A mechanistic model based on theory of mixture is developed and proposed to predict consolidation behavior of NST. This model is demonstrated to achieve an optimum design of NST for accelerated consolidation rate and water recovery.
publisherAmerican Society of Civil Engineers
titleMechanistic Model for One-Dimensional Consolidation Behavior of Nonsegregating Oil Sands Tailings
typeJournal Paper
journal volume134
journal issue2
journal titleJournal of Geotechnical and Geoenvironmental Engineering
identifier doi10.1061/(ASCE)1090-0241(2008)134:2(195)
treeJournal of Geotechnical and Geoenvironmental Engineering:;2008:;Volume ( 134 ):;issue: 002
contenttypeFulltext


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