نتایج جستجو برای: ccfst columns

تعداد نتایج: 22402  

Journal: :journal of rehabilitation in civil engineering 2014
ali kheyroddin hosein naderpour masoud ahmadi

this paper presents a new model for predicting the compressive strength of steel-confined concrete on circular concrete filled steel tube (ccfst) stub columns under axial loading condition based on artificial neural networks (anns) by using a large wide of experimental investigations. the input parameters were selected based on past studies such as outer diameter of column, compressive strength...

Journal: :Buildings 2023

Accurate and reliable estimation of the axial compression capacity can assist engineers toward an efficient design circular concrete-filled steel tube (CCFST) columns, which are gaining popularity in diverse structural applications. This study proposes a novel methodology based on computational intelligence for estimating CCFST. Accordingly, conventional artificial neural network (ANN) is hybri...

Journal: :Buildings 2023

Predicting the mechanical strength of structural elements is a crucial task for efficient design buildings. Considering shortcomings experimental and empirical approaches, there growing interest in using artificial intelligence techniques to develop data-driven tools this purpose. In research, empowered machine learning was employed analyze axial compression capacity (CC) circular concrete-fill...

This paper presents a new model for predicting the compressive strength of steel-confined concrete on circular concrete filled steel tube (CCFST) stub columns under axial loading condition based on Artificial Neural Networks (ANNs) by using a large wide of experimental investigations. The input parameters were selected based on past studies such as outer diameter of column, compressive strength...

Journal: :Buildings 2021

An accurate estimation of the axial compression capacity concrete-filled steel tubular (CFST) column is crucial for ensuring safety structures containing them and preventing related failures. In this article, two novel hybrid fuzzy systems (FS) were used to create a new framework estimating circular CCFST columns. models, differential evolution (DE) firefly algorithm (FFA) techniques are employ...

2016
J. B. Hamilton

some formation, such as " single column," or " double column," or " column of fours," according as the width of the road, and nature of the ground permitted. Any one who has been on active service with Indian Field Hospitals and Bearer Columns, must have observed the want of order that prevails, and how the men straggle all over the line of march. I think that all the men of the A. H. N. C. sho...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شهید چمران اهواز - دانشکده ادبیات و علوم انسانی 1389

this study purported to compare and contrast the use of self-mention and evidentials as two mtadiscourse features in opinion columns of persian and english newspapers. the theoretical basis of this study is the idea that metadiscourse features vary across cultural boundaries. for this purpose, 150 persian and 150 english opinion columns were collected based on three factors of topic, audience a...

2009
Ying-shu Liao Ting-gen Liao

The present study investigates how advice writers employ move sequences and modal verbs to achieve intended discourse functions. This paper aims to testify two research hypotheses: 1. Advice writers of different topics employ different moves and modal verbs to achieve discourse function, and 2. The differences may imply writers’ intentions, emotion and expectancy of effects on the readers to in...

2009
Finale Close L. G. Balfour

(Continued from Page 1, Columns) and Kappa Beta, freak show, Commons. All groups must have a representative at the school by 10 a.m., tomorrow morning to start work on their booth. Each organization must send at least one representative to help clean up Sunday morning at 10 a.m. Freshman girls have 12:30 hours tomorrow night for the Fair. Potter Club will present the opening show in the Auditor...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه سیستان و بلوچستان - دانشکده مهندسی شیمی 1391

attempts have been made to study the thermodynamic behavior of 1,3 butadiene purification columns with the aim of retrofitting those columns to more energy efficient separation schemes. 1,3 butadiene is purified in two columns in series through being separated from methyl acetylene and 1,2 butadiene in the first and second column respectively. comparisons have been made among different therm...

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