Artificial Neural Network Model for Predicting Compressive

<p>  Compressive strength of concrete is a commonly used criterion in evaluating concrete. Although testing of the compressive strength of concrete specimens is done routinely, it is performed on the 28<sup>th</sup> day after concrete placement. Therefore, strength estimation of co...

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Main Authors: Salim T. Yousif, Salwa M. Abdullah
Format: Article
Language:English
Published: Tikrit University 2013-05-01
Series:Tikrit Journal of Engineering Sciences
Subjects:
Online Access:http://www.tj-es.com/ojs/index.php/tjes/article/view/228
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author Salim T. Yousif
Salwa M. Abdullah
author_facet Salim T. Yousif
Salwa M. Abdullah
author_sort Salim T. Yousif
collection DOAJ
description <p>  Compressive strength of concrete is a commonly used criterion in evaluating concrete. Although testing of the compressive strength of concrete specimens is done routinely, it is performed on the 28<sup>th</sup> day after concrete placement. Therefore, strength estimation of concrete at early time is highly desirable. This study presents the effort in applying neural network-based system identification techniques to predict the compressive strength of concrete based on concrete mix proportions, maximum aggregate size (MAS), and slump of fresh concrete. Back-propagation neural networks model is successively developed, trained, and tested using actual data sets of concrete mix proportions gathered from literature.</p><p>    The test of the model by un-used data within the range of input parameters shows that the maximum absolute error for model is about 20% and 88% of the output results has absolute errors less than 10%. The parametric study shows that water/cement ratio (w/c) is the most significant factor  affecting the output of the model.</p><p>     The results showed that neural networks has strong potential as a feasible tool for predicting compressive strength of concrete.</p>
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spelling doaj.art-07c0ca476ab14768970ff565a0620aa22023-09-02T14:42:31ZengTikrit UniversityTikrit Journal of Engineering Sciences1813-162X2312-75892013-05-011635566167Artificial Neural Network Model for Predicting CompressiveSalim T. YousifSalwa M. Abdullah<p>  Compressive strength of concrete is a commonly used criterion in evaluating concrete. Although testing of the compressive strength of concrete specimens is done routinely, it is performed on the 28<sup>th</sup> day after concrete placement. Therefore, strength estimation of concrete at early time is highly desirable. This study presents the effort in applying neural network-based system identification techniques to predict the compressive strength of concrete based on concrete mix proportions, maximum aggregate size (MAS), and slump of fresh concrete. Back-propagation neural networks model is successively developed, trained, and tested using actual data sets of concrete mix proportions gathered from literature.</p><p>    The test of the model by un-used data within the range of input parameters shows that the maximum absolute error for model is about 20% and 88% of the output results has absolute errors less than 10%. The parametric study shows that water/cement ratio (w/c) is the most significant factor  affecting the output of the model.</p><p>     The results showed that neural networks has strong potential as a feasible tool for predicting compressive strength of concrete.</p>http://www.tj-es.com/ojs/index.php/tjes/article/view/228Artificial neural network, Compressive strength, Concrete, Mixing, Predicting
spellingShingle Salim T. Yousif
Salwa M. Abdullah
Artificial Neural Network Model for Predicting Compressive
Tikrit Journal of Engineering Sciences
Artificial neural network, Compressive strength, Concrete, Mixing, Predicting
title Artificial Neural Network Model for Predicting Compressive
title_full Artificial Neural Network Model for Predicting Compressive
title_fullStr Artificial Neural Network Model for Predicting Compressive
title_full_unstemmed Artificial Neural Network Model for Predicting Compressive
title_short Artificial Neural Network Model for Predicting Compressive
title_sort artificial neural network model for predicting compressive
topic Artificial neural network, Compressive strength, Concrete, Mixing, Predicting
url http://www.tj-es.com/ojs/index.php/tjes/article/view/228
work_keys_str_mv AT salimtyousif artificialneuralnetworkmodelforpredictingcompressive
AT salwamabdullah artificialneuralnetworkmodelforpredictingcompressive