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Record W2785858025 · doi:10.22215/etd/2017-12199

Enhancement of Sludge Dewatering: A look at Polymer Maturation and Shear Optimization

2017· dissertation· en· W2785858025 on OpenAlex
Narek H. Martirosyan

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.

Bibliographic record

Venuenot available
Typedissertation
Languageen
FieldEnvironmental Science
TopicCoagulation and Flocculation Studies
Canadian institutionsCarleton University
Fundersnot available
KeywordsRheometerDewateringRheologyPolymerFlocculationMaterials scienceMixing (physics)Shear (geology)CompoundingComposite materialPulp and paper industryChemical engineeringGeotechnical engineeringEngineering

Abstract

fetched live from OpenAlex

The expected growth in global population and overall development of living standards will inevitably have an impact on wastewater treatment infrastructure. This will in turn put pressure on local wastewater treatment plants to handle greater throughput at a higher efficiency. Sludge treatment is one of the components of a treatment plant that will need to be enhanced as various elements rely heavily on operator empirical experience, or tests that reveal information about sludge after the fact. For example, crystalline polymers are often used for coagulation and flocculation of solids, however, the preparation methodology that is currently employed is typically based on operator judgement. Furthermore, the attempts that have been made to quantify polymer quality in terms of its optimal maturation time, with the use of viscosity and electrical conductivity, have not yielded conclusive results to determine optimal polymer age for application to sludge. In addition, the laboratory tests used measure sludge characteristics (such as total solids) are time consuming and by the time results are generated, sludge characteristics have likely changed.

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 categoriesInsufficient payload (model declined to judge)
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Bench or experimental · Consensus signal: none
GenreCandidate signal: Empirical · Consensus signal: Empirical
Teacher disagreement score0.515
Threshold uncertainty score0.993

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)0.0080.000

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 head0.014
GPT teacher head0.259
Teacher spread0.245 · 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

Quick stats

Citations0
Published2017
Admission routes1
Has abstractyes

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