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Record W2559535152

Materials Compatibility Issues With Biomass-Derived Oils

2015· article· en· W2559535152 on OpenAlex

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.

fundA Canadian funder is recorded on the work.
no affNo Canadian affiliation: this work is invisible to an affiliation-only frame.
No Canadian affiliation. An affiliation-only frame, the usual design, would never have seen this work. It is one of the works that make the case for inverting the frame.

Bibliographic record

VenueOSTI OAI (U.S. Department of Energy Office of Scientific and Technical Information) · 2015
Typearticle
Languageen
FieldEngineering
TopicEngineering and Materials Science Studies
Canadian institutionsnot available
FundersU.S. Department of EnergyOffice of Energy Efficiency and Renewable EnergyOffice of Energy EfficiencyUT-BattelleBattelleNatural Resources Canada
KeywordsCompatibility (geochemistry)Environmental scienceBiochemical engineeringPulp and paper industryWaste managementEngineeringChemical engineering
DOInot available

Abstract

fetched live from OpenAlex

Production of liquid fuels and higher value chemicals from biomass provides a means to lessen our dependence on fossil fuels and, consequently, contributes to a reduction in production of greenhouse gases.However, thermochemically derived products from biomass contain large quantities of oxygen-containing compounds, and there are undesirable characteristics associated with these biomass-derived oils.The carboxylic acids, particularly formic acid, are corrosive to many common structural alloys, and other compounds, particularly ketones, cause degradation of many of the common elastomeric materials used for seals in liquid systems.New analysis techniques, including separations and structurally descriptive mass spectrometry, have been developed to characterize these bio-oils, laboratory corrosion studies have been conducted to assess the effects of the bio-oils on both metallic and nonmetallic materials, and examinations have been conducted on metallic samples and components exposed in operating liquefaction facilities.Results indicate preferential internal oxidation occurs in some 300 series stainless steels and degradation of many elastomeric materials is found after exposure in a mixture containing partially hydrotreated bio-oil.

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: Bench or experimental · Consensus signal: Bench or experimental
GenreCandidate signal: Empirical · Consensus signal: Empirical
Teacher disagreement score0.032
Threshold uncertainty score0.439

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 communication0.0000.001
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 head0.016
GPT teacher head0.227
Teacher spread0.211 · 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