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Record W4381950547 · doi:10.1016/j.jpse.2023.100142

Structural response of the spiral-welded pipelines buried in different uniform soil types to the strike-slip fault

2023· article· en· W4381950547 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.

affAt least one author lists a Canadian institution in the pinned OpenAlex snapshot.
fundA Canadian funder is recorded on the work.

Bibliographic record

VenueJournal of Pipeline Science and Engineering · 2023
Typearticle
Languageen
FieldEngineering
TopicGeotechnical Engineering and Underground Structures
Canadian institutionsMemorial University of Newfoundland
FundersNatural Sciences and Engineering Research Council of CanadaMemorial University of NewfoundlandResearch and Development Corporation of Newfoundland and Labrador
KeywordsTrenchPipeline transportGeologyWeldingSlip (aerodynamics)Geotechnical engineeringStructural engineeringSpiral (railway)Strike-slip tectonicsSoil structure interactionFault (geology)SeismologyEngineeringMaterials scienceFinite element methodComposite material

Abstract

fetched live from OpenAlex

Buried steel pipelines, which are widely used in, often face the threat of permanent ground deformations (PGD) caused by fault crossings. The structural response of the pipeline can be influenced by the pipe-trench-backfill interaction, resulting in various hoop strains, axial plastic strains, and consequently, formation of wrinkles at different locations in the fault zone. This paper investigates the structural response of spiral-welded pipelines at strike-slip fault crossings by incorporating the burial effects in a range of different soil materials. A dynamic explicit analysis is used to address the convergence issue commonly encountered in the analysis of post-buckling problems. The helix angles and the burial depth effects in different soil types and pipeline-ground interaction angles are examined. The study provides valuable insights into the influence of burial conditions and corresponding helix angle on the performance of spiral-welded pipelines in strike-slip faults.

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)0.001
metaresearch head score (Gemma)0.001
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 score0.083
Threshold uncertainty score0.361

Codex and Gemma teacher scores by category

CategoryCodexGemma
Metaresearch0.0010.001
Meta-epidemiology (narrow)0.0000.000
Meta-epidemiology (broad)0.0000.000
Bibliometrics0.0000.001
Science and technology studies0.0000.000
Scholarly communication0.0000.000
Open science0.0010.000
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 head0.011
GPT teacher head0.227
Teacher spread0.216 · 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