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Record W2801116572 · doi:10.4043/29049-ms

Effective Asset Integrity in a $50 a Barrel World

2018· article· en· W2801116572 on OpenAlexaff
Mark C. Wilson, Dallas McCready

Bibliographic record

VenueOffshore Technology Conference · 2018
Typearticle
Languageen
FieldEngineering
TopicOffshore Engineering and Technologies
Canadian institutionsInversa Systems (Canada)
Fundersnot available
KeywordsAsset (computer security)BallastMaintenance engineeringRemotely operated underwater vehicleMarine engineeringComputer scienceRisk analysis (engineering)Reliability engineeringEngineeringComputer securityBusinessRobotElectrical engineering

Abstract

fetched live from OpenAlex

Abstract With current market conditions keeping the price of oil below $100 a barrel for the foreseeable future, offshore asset owners and operators have become increasingly focused on cost reductions for maintenance and inspection. In turn, the emphasis on cost reductions has presented an even bigger challenge: ensuring that asset integrity is maintained at satisfactory levels that reduce the risk of safety while still benefiting from cost savings. Traditional methods of inspection and maintenance offered at a lower cost has proven to be the wrong solution as the value in these services has been significantly reduced. By implementing disruptive inspection and maintenance technologies, asset integrity can be effectively managed in a way that is safer and provides better data than traditional methods; all while providing long-term cost savings by minimizing POB (personnel on-board) and reducing major maintenance. These technologies and methods include: Utilization of high definition cameras, laser scanners and ROVs (remote operated vehicles) for tank inspections which significantly reduces, and in many cases, eliminates the need for personnel entry into tanks (i.e. cargo oil, ballast water, potable water tanks).Hot-tapping into live sea water systems and hull plating (while vessels are still in operation) in order to deploy cameras, pipe plugs and anodes which eliminate or significantly reduce the need for divers or ROVs (remote operated vehicles) in the following applications: external hull bottom surveys, isolation valve repair, and ICCP (impressed current cathodic protection) anode maintenance.Utilization of ROVs and crawlers with cleaning and measuring tools (callipers, photogrammetry tools) for class required mooring chain inspections which eliminates the use of divers.Utilization of non-evasive tools such as Real Time Radiography, Digital Radiography and Backscatter Computed Tomography to inspect composite wrap repairs and corrosion under insulation for insulated piping and pressure systems, eliminating the requirement to removal & reinstallation of insulation.

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.

How this classification was reachedexpand

Full frame machine prediction

Teacher imitation

Not calibrated prevalence, not ground truth. Human validation pending. The Gemma side is a direct model label for every work in the frame, read from the title-only record. The Codex side is a classifier learned from the 10,348 direct Codex labels and calibrated to design-weighted sample rates; fields without enough sample support carry no Codex call. Candidate is the union of the two sides; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels.

metaresearch head score (Codex)0.001
metaresearch head score (Gemma)0.002
Version: metacan-v3-hybrid-931329e0061cValidation status: machine_predicted_unvalidated
Candidate categoriesnone
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Not applicable · Consensus signal: none
GenreCandidate signal: Other · Consensus signal: Other
Teacher disagreement score0.035
Threshold uncertainty score0.117

Distilled classifier scores by category (both heads)

CategoryCodexGemma
Metaresearch0.0010.002
Meta-epidemiology (narrow)0.0010.000
Meta-epidemiology (broad)0.0000.000
Bibliometrics0.0010.001
Science and technology studies0.0010.001
Scholarly communication0.0030.003
Open science0.0010.003
Research integrity0.0010.001
Insufficient payload (model declined to judge)0.0350.010

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 head0.235
Teacher spread0.224 · 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

Classification

machine, unvalidated

Machine predicted; a candidate call from one source (direct Gemma or distilled Codex), not a consensus.

The models applied no category: nothing in the taxonomy fit this work.
Study designNot applicable
Domainnot available
GenreOther

How this classification was reached, model by model and score by score, is at the end of the page under "How this classification was reached".

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Citations0
Published2018
Admission routes1
Has abstractyes

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