A new dedicated finite element for push-over analysis of reinforced concrete shear wall systems
Bibliographic record
Abstract
Bu çalışmada, betonarme perdelerin anizotropik malzeme davranışı esas alınarak çözümlendiği bir sonlu eleman geliştirilmiştir.Çözümde sonlu elemanın, kesitte çekme veya basınç bölgesinde kalmış olmasına göre, farklı eleman rijitlik matrisleri kullanılmıştır.Betonarme perde modelinin yatay yükler altında doğrusal olmayan davranışı incelenmiştir.Bu davranış çubuk sistemlerdeki plastik mafsal hipotezinin benzeri olarak, düğüm noktaları arasında sonlu elemanın doğrusal elastik davrandığı, plastik şekil değiştirmelerin düşey plastik yer değiştirmeler olarak düğüm noktalarında toplandığı kabulü ile tanımlanmıştır.Bu kabule göre betonarme perdede plastikleşme, düşey doğrultudaki birim şekil değiştirmenin, elastik şekil değiştirme sınırına erişmesi ile gerçekleşir.Sonlu elemanın tanımında perdenin sadece kat hizalarında bölünmesinin, çözüm için yeterli olduğu yer değiştirme fonksiyonları seçilmiştir.Çalışmada elde edilen sonuçlar farklı bir bilgisayar programı ile elde edilen çözümler ve deney sonuçları ile karşılaştırılmıştır.In this study, a finite element which has been analyzed based on anisotropic behavior of reinforced shear walls is developed.Element stiffness matrices were varied based on whether the element is in the tension or the compression zone of the cross-section.Nonlinear behavior of reinforced shear wall model is investigated under horizontal loads.This behavior is defined with a similar approach to plastic hinge assumption in frame structures that the finite element behaves lineer elastic between joints and plastic deformations are concentrated on joints as vertical plastic displacements.According to this acceptance, plastic behavior of reinforced shear wall occurs when the vertical strain reaches elastic strain limit.In the definition of finite element, displacement functions are chosen considering that the partition of shear walls just at floor levels, are enough for solution.Results of this study are compared with the solution obtained from a different computer programme and experimental results.
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How this classification was reachedexpand
Full frame machine prediction
Teacher imitationNot 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.
Distilled classifier scores by category (both heads)
| Category | Codex | Gemma |
|---|---|---|
| Metaresearch | 0.000 | 0.001 |
| Meta-epidemiology (narrow) | 0.001 | 0.000 |
| Meta-epidemiology (broad) | 0.001 | 0.001 |
| Bibliometrics | 0.000 | 0.000 |
| Science and technology studies | 0.000 | 0.000 |
| Scholarly communication | 0.001 | 0.001 |
| Open science | 0.001 | 0.001 |
| Research integrity | 0.001 | 0.001 |
| Insufficient payload (model declined to judge) | 0.007 | 0.001 |
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.
score_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from itClassification
machine, unvalidatedMachine predicted; a candidate call from one source (direct Gemma or distilled Codex), not a consensus.
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".