MétaCan
Menu
Back to cohort
Record W2969497119 · doi:10.4050/f-0075-2019-14654

An Innovative Approach for Establishing Power Train Inspection Intervals of Modern Helicopters

2019· article· en· W2969497119 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.

Bibliographic record

Venuenot available
Typearticle
Languageen
FieldEngineering
TopicEngineering and Test Systems
Canadian institutionsBell Helicopter Textron (Canada)
Fundersnot available
KeywordsOriginal equipment manufacturerTrainComputer scienceAvionicsAeronauticsSet (abstract data type)SoftwareSystems engineeringEngineeringAerospace engineering

Abstract

fetched live from OpenAlex

Modern transmissions are the product of years of development. The newest materials and software are typically used to design helicopter power trains that are expected to safely endure operations traditionally characterized as representing composite worst-case usage, a level of usage severity that is well above the limits established in the OEM flight manual. In addition, the introduction of Helicopter Flight Data Monitoring programs has systematically constrained the actual usage to a level of severity that is substantially below that allowed by the OEM flight manual. Validation projects have enabled experience to be accumulated with a variety of helicopters and this has demonstrated that many helicopters are currently operating in a way that is best described as involving benign usage. This is partially because the assemblies are so robust and partially because some helicopter usage is systematically constrained to the flight profiles that are actually needed to accomplish the missions. This paper finds that a significant portion of most modern helicopter fleets actually experience benign usage. This finding supports the conclusion that helicopter OEMs can and should provide operators with the option to choose either the traditional inspection intervals for unmonitored operations or choose a set of longer supplemental inspection intervals for helicopters involved in monitored flight operations.

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: none
Teacher disagreement score0.511
Threshold uncertainty score0.425

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 head0.011
GPT teacher head0.219
Teacher spread0.208 · 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
Published2019
Admission routes1
Has abstractyes

Explore more

Same topicEngineering and Test SystemsFrench-language works237,207