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Prediction of compressive stress-strain curves of grouted masonry
Highlights The rationality of the I-type element is proved by experimental comparison. The proposed method can reflect the process of interaction and its result. The proposed constitutive law provided reliable and accurate predictions. The influence of the deformation ratio is discussed.
Abstract The I-type mechanical element is abstracted from the I-shaped substructures commonly existing in grouted masonry. According to the experimental results and comparison with literature, the rationality of the basic mechanical element is proved in this study. A constitutive law is proposed in this paper based on the concrete softened theory and the I-type mechanical element in order to predict the compressive stress-strain curve of grouted masonry. The prediction results of compressive strength, compressive stress-strain curve, and modulus of elasticity well match the test results available in the literature and the experimental results obtained from this study. It is asserted that the proposed constitutive law is able to provide reliable and accurate predictions. In the function of the proposed method, the deformation ratio of grouted masonry is used to describe the interaction process on blocks. Moreover, mathematical analysis shows that the value of this parameter has a significant impact on the prediction curve, which deserves further study.
Prediction of compressive stress-strain curves of grouted masonry
Highlights The rationality of the I-type element is proved by experimental comparison. The proposed method can reflect the process of interaction and its result. The proposed constitutive law provided reliable and accurate predictions. The influence of the deformation ratio is discussed.
Abstract The I-type mechanical element is abstracted from the I-shaped substructures commonly existing in grouted masonry. According to the experimental results and comparison with literature, the rationality of the basic mechanical element is proved in this study. A constitutive law is proposed in this paper based on the concrete softened theory and the I-type mechanical element in order to predict the compressive stress-strain curve of grouted masonry. The prediction results of compressive strength, compressive stress-strain curve, and modulus of elasticity well match the test results available in the literature and the experimental results obtained from this study. It is asserted that the proposed constitutive law is able to provide reliable and accurate predictions. In the function of the proposed method, the deformation ratio of grouted masonry is used to describe the interaction process on blocks. Moreover, mathematical analysis shows that the value of this parameter has a significant impact on the prediction curve, which deserves further study.
Prediction of compressive stress-strain curves of grouted masonry
Ouyang, Jing (author) / Wu, Fangbo (author) / Lü, Weirong (author) / Huang, Hailin (author) / Zhou, Xuhong (author)
2019-08-27
Article (Journal)
Electronic Resource
English
Prediction of compressive stress-strain curves of grouted masonry
Elsevier | 2019
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