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Record W2514567624 · doi:10.1061/9780784480137.032

Modeling the Effect of Flocculation and Desiccation on Oil Sands Tailings

2016· article· en· W2514567624 on OpenAlex
Nicholas Beier, Louis Kabwe, J. D. Scott, Nam Pham, Gordon Wilson

Why this work is in the frame

A frame that forgets how it found something cannot be audited. These are the routes that admitted this work.

affAt least one author lists a Canadian institution in the pinned OpenAlex snapshot.
aboutThe title or abstract carries a Canadian signal from the geographic lexicon.

Bibliographic record

VenueGeo-Chicago 2016 · 2016
Typearticle
Languageen
FieldEngineering
TopicHydraulic Fracturing and Reservoir Analysis
Canadian institutionsUniversity of Alberta
Fundersnot available
KeywordsTailingsOil sandsDewateringFlocculationEnvironmental scienceGeotechnical engineeringDeposition (geology)GeologyEnvironmental engineeringMaterials scienceMetallurgyStructural basinComposite materialAsphalt

Abstract

fetched live from OpenAlex

Considerable research has been performed by oil sands mining companies to dewater and manage their fluid fine tailings (FFT) in an effort to meet regulatory and closure requirements. One potential dewatering process includes the addition of flocculants to the FFT and using thickeners to increase the solids content. Additional promising technologies are to surcharge the deposited thickened tailings (TT) or to further thicken the tailings by atmospheric drying. It was found that flocculating and thickening treatments increased the hydraulic conductivity of the fine tailings to some degree, but had no effect on the compressibility and shear strength. Atmospheric drying could enhance the shear strength, but the tailings had to be dried to an unsaturated state, which could be difficult to achieve in the field considering the climate in northern Alberta. Using the geotechnical properties of thickened and desiccated tailings, deposition scenarios for the management of the tailings were modeled. The influence of flocculation and thickening with or without atmospheric drying on a tailings deposit is discussed.

Fetched live from OpenAlex and de-inverted. Abstracts are not stored in this database: the inverted indexes are 8.6 GB of the frame’s 9.3 GB of text, and the host has 13 GB free.

Full frame distilled prediction

Teacher imitation

Not calibrated prevalence, not ground truth. Human validation pending. Learned from the 10,348 direct Codex labels and 10,348 direct Gemma labels. Candidate is the union of thresholded teacher heads; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels or direct frontier model labels.

metaresearch head score (Codex)0.000
metaresearch head score (Gemma)0.000
Version: codex-gemma-dda1882f352aValidation status: machine_predicted_unvalidated
Candidate categoriesnone
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Simulation or modeling · Consensus signal: Simulation or modeling
GenreCandidate signal: Empirical · Consensus signal: Empirical
Teacher disagreement score0.081
Threshold uncertainty score0.197

Codex and Gemma teacher scores by category

CategoryCodexGemma
Metaresearch0.0000.000
Meta-epidemiology (narrow)0.0000.000
Meta-epidemiology (broad)0.0000.000
Bibliometrics0.0000.000
Science and technology studies0.0000.000
Scholarly communication0.0000.000
Open science0.0000.000
Research integrity0.0000.000
Insufficient payload (model declined to judge)0.0000.000

Machine scores (provisional)

The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.

Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.

Opus teacher head0.005
GPT teacher head0.201
Teacher spread0.196 · how far apart the two teachers sit on this one work
Validation statusscore_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from it