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Endah Safitri, Ridan Adi Kusworo and Stefanus Adi Kristiawan
Repair materials have been developed in this research by adding micro-synthetic fibers in cement-based mortar. In addition, accelerator is incorporated in the mortar to obtain high early strength of the repair materials. Their shrinkage behavior is of in...
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Bernard A. Zulu, Shingo Miyazawa and Nobukazu Nito
Accelerated curing is used for mass production in the precast concrete industry. Autogenous shrinkage and drying shrinkage occur in concrete, during and after accelerated curing. Thus, thermal cracks may occur in concrete due to both heating and cement h...
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Fabrício Moura Dias, Tiago Hendrigo de Almeida, Victor Almeida De Araújo, Tulio Hallak Panzera, André Luis Christoforo, Francsico Antonio Rocco Lahr
Pág. e30947
Recently, more wood species are gaining space in market. Hence, it is important to enlarge the utilization of non-traditional woods, which shall be able to replace the most popular species, provided that similar performances are respected. In contrast, t...
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Carlos Videla, Juan Covarrubias, Cristian Masana Cristian Masana
Pág. Page 4 - 16
Different models reported on specialized literature have been proposed for cuntifying concrete drying shrinkage at the design stage of concrete structures. However, questions have been raised regarding their applicability to conditions different to those...
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Gayan Dharmarathne, Gabriela F. Nane, Andrew Robinson and Anca M. Hanea
Mathematical aggregation of probabilistic expert judgments often involves weighted linear combinations of experts? elicited probability distributions of uncertain quantities. Experts? weights are commonly derived from calibration experiments based on the...
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Niall Holmes, Mark Tyrer and Denis Kelliher
This paper presents a prediction of chemical shrinkage volume created during the hydration of two cements over time using a thermodynamic model. Chemical shrinkage in hydrating cements is a result of internal volume change over time within sealed conditi...
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Di Hu
At the end of the 20th century, the phenomenon of urban shrinkage received widespread attention, with population decline as its core characteristic. In 2020, the Taiwanese population had negative growth and faced a low fertility rate and an aging populat...
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Julián Pulecio-Díaz, Miguel Sol-Sánchez and Fernando Moreno-Navarro
Roller-compacted concrete (RCC) pavements have been the subject of studies focused on their increasing deterioration over time due to the influence of vehicular loading and ambient factors in humidity and temperature conditions ranging from medium to low...
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Maria Giulia Parmiani and Luis Orta
The aging of reinforced concrete structures is one of the biggest concerns in civil engineering today since billions of dollars are spent annually on deck repairs and replacements. This study focuses on the rehabilitation of reinforced concrete box girde...
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Shia-Chung Chen, Bi-Lin Tsai, Cheng-Chang Hsieh, Nien-Tien Cheng, En-Nien Shen and Ching-Te Feng
During an injection molding process, different parts of the molded material are subjected to various thermal?mechanical stresses, such as variable pressures, temperatures, and shear stresses. These variations form different pressure?temperature paths on ...
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Patrícia Ramos, José Manuel Oliveira, Nikolaos Kourentzes and Robert Fildes
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Nanami Taketomi, Hirofumi Michimae, Yuan-Tsung Chang and Takeshi Emura
Meta-analysis is an indispensable tool for synthesizing statistical results obtained from individual studies. Recently, non-Bayesian estimators for individual means were proposed by applying three methods: the James?Stein (JS) shrinkage estimator, isoton...
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Zari Farhadi, Hossein Bevrani, Mohammad-Reza Feizi-Derakhshi, Wonjoon Kim and Muhammad Fazal Ijaz
Nowadays, in the topics related to prediction, in addition to increasing the accuracy of existing algorithms, the reduction of computational time is a challenging issue that has attracted much attention. Since the existing methods may not have enough eff...
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Euibae Lee, Jeongwon Ko, Jaekang Yoo, Sangjun Park and Jeongsoo Nam
In this study, the drying shrinkage cracking characteristics of concrete containing 30% fly ash were investigated for various dune sand (DS) replacements and unit water contents. In the results of compressive strength, the mixture with a DS-to-fine aggre...
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Guangying Liu, Shiyi Zhang, Yingfang Fan and Surendra P. Shah
In this paper, different types and particle sizes of nanoclay (nano-metakaolin?NMK?and nano-attapulgite?NMA?clay) were selected to study the effect of nanoclay on the properties of cement-based cementitious materials. The stability of different nanoclay ...
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T Sakthivel, K Arulraj
Pág. 669 - 677
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Haitang Zhu, Yunjian He, Dongdong Ji, Jiyu Tang and Chuanchuan Li
In the precast building structure, the joint is the key part that affects the mechanical performance of the assembly structure. By selecting coarse and fine fraction aggregate; adding high quality mineral admixture, expansive agent, and water-reducing ag...
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Yanan Li and Zhaohui Li
Partial Discharge (PD) measurements of large generators are extremely affected and hampered by noise, making the denoising of PD signal an inevitable issue. Wavelet shrinkage is the most commonly employed method for PD signal denoising. The appropriate m...
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Zhenming Li, Xingliang Yao, Yun Chen, Tianshi Lu and Guang Ye
Alkali-activated slag and fly ash (AASF) materials are emerging as promising alternatives to conventional Portland cement. Despite the superior mechanical properties of AASF materials, they are known to show large autogenous shrinkage, which hinders the ...
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Fabrício Moura Dias, Tiago Hendrigo de Almeida, Victor Almeida De Araújo, Tulio Hallak Panzera, André Luis Christoforo, Francsico Antonio Rocco Lahr (Author)
Pág. e30947
Recently, more wood species are gaining space in market. Hence, it is important to enlarge the utilization of non-traditional woods, which shall be able to replace the most popular species, provided that similar performances are respected. In contrast, t...
ver más
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