|
|
|
|
|
Kunda Chamatete and Çaglar Yalçinkaya
Three-dimensional concrete printing (3DCP) is of great interest to scientists and the construction industry to bring automation to structural engineering applications. However, studies on the thermal performance of three-dimensional printed concrete (3DP...
ver más
|
|
|
|
|
|
|
|
|
|
|
Nuno Monteiro Azevedo, Maria Luísa Braga Farinha and Sérgio Oliveira
To obtain predictions closer to concrete behaviour, it is necessary to employ a particle model (PM) that considers contact softening. A bilinear softening contact model (BL) has been adopted in PM studies. Several limitations in PM predictions have been ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Khalid Alkhuzai, Luigi Di Sarno, Abdullah Haredy, Raed Alahmadi and Danah Albuhairi
The formation of cracks in concrete structures occurs due to a multitude of causes ranging from shrinkage to external loading and environmental exposure. This phenomenon can significantly affect the lifecycle of concrete structures. Self-healing concrete...
ver más
|
|
|
|
|
|
|
|
|
|
|
Guan-Yuan Zhao, Li Zhu, Wei Liu, Jia-Cheng Zhao and Jin-Xin Huo
The group studs arrangement is applied to prefabricated composite beams to significantly improve construction speed. However, contact vibration exists in the unconstrained interface area of the high-speed railway composite beam during the operation perio...
ver más
|
|
|
|
|
|
|
|
|
|
|
Jie Liu, Xiangyu Huang, Juanjuan Chen and Qiaoyun Wu
The excessive deflection of large-span cantilever cast prestressed concrete (LCCPC) box girders has always been a complex problem to be solved in bridge engineering. To analyze the effect of shear deformation at segmental joints on the deflection of LCCP...
ver más
|
|
|
|
|
|
|
|
|
|
|
Fengli Zhou, Chunwu Guo, Jiangtao Zhang, Jincen Guo, Jinlong Jiang and Lulin Ning
Assembled steel-composite bridges generally use stud connectors to achieve the connection between the deck slab and the steel main girders. However, the commonly-used cluster studs weaken the integrity of the precast deck slabs and are not conducive to r...
ver más
|
|
|
|
|
|
|
|
|
|
|
Shovona Khusru, David P. Thambiratnam, Mohamed Elchalakani and Sabrina Fawzia
Rubberised concrete has emerged as a material of interest to the research community with the mission of creating sustainable structural members and decreasing the burden of waste tyre rubber. The potential benefits of replacing natural aggregates with ru...
ver más
|
|
|
|
|
|
|
|
|
|
|
Didar Meiramov, Yujae Seo, Hyunjin Ju and Hae-Chang Cho
This study introduces a new precast concrete (PC) double-wall system designed to simplify the complex fabrication process of existing PC double-wall systems and eliminate laitance and other defects that can occur during the manufacture of concrete panels...
ver más
|
|
|
|
|
|
|
|
|
|
|
Younes Baghaei Osgouei, Shahriar Tavousi Tafreshi and Masoud Pourbaba
Fabrication of ultra-high-performance concrete (UHPC) is costly, especially when commercial materials are used. Additionally, in contrast to conventional concrete, numerical procedures to simulate the behaviour of ultra-high-performance fibre-reinforced ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Luan Reginato, Alex M. D. de Sousa, João V. C. Santos and Mounir K. El Debs
Non-linear finite element analysis (NLFEA) has been frequently used to assess the ultimate capacity of reinforced concrete (RC) structures under the most complex conditions. Nevertheless, the guidelines using such methods to evaluate RC corbels are limit...
ver más
|
|
|
|
|
|
|
|
|
|
|
Gregory Pinheiro, Armando Moreno Júnior, Arturo Schultz, Igor Silva, Felipe N. Arroyo, Vinícius Aquino, Marcelo Ferreira, Roberto Carvalho, Herisson Santos, André L. Christoforo and Fernando Almeida Filho
The use of prestressed precast hollow core slabs has intensified as technological advances. However, the knowledge of the structural behavior when openings are inserted into this element is still limited, mainly due to the shear force. Therefore, the pre...
ver más
|
|
|
|
|
|
|
|
|
|
|
Rasoul Najafi Koopas, Natalie Rauter and Rolf Lammering
Methodologies are developed for analyzing failure initiation and crack propagation in highly heterogeneous concrete mesostructures. Efficient algorithms are proposed in Python to generate and pack geometric features into a continuous phase. The continuou...
ver más
|
|
|
|
|
|
|
|
|
|
|
Jiaqi Chen, Xingzao Chen, Hancheng Dan and Lanchun Zhang
Pavement temperature field affects pavement service life and the thermal environment the near road surface; thus, is important for sustainable pavement design. This paper developed a combined prediction method for the thermal conductivity of asphalt conc...
ver más
|
|
|
|
|
|
|
|
|
|
|
Gokhan Tunc, Mohammed Moatasem Othman and Halit Cenan Mertol
Structural frame systems that consists of concrete-encased-steel-embedded composite columns and reinforced concrete beams are typically used in mid-rise to tall buildings. In order to understand their overall structural behavior, a total of 12 frame mode...
ver más
|
|
|
|
|
|
|
|
|
|
|
Mohannad Alhusban and Azadeh Parvin
Sustainable solutions in the building construction industry promotes the use of innovative materials such as textile reinforced mortar (TRM) as a strengthening technique resulting in a reduced life-cycle cost. This paper presents a nonlinear finite eleme...
ver más
|
|
|
|
|
|
|
|
|
|
|
Zhen Cui, Maochu Zhang and Qian Sheng
Traditionally, the numerical simulation work of a bridge gravity anchorage structure is performed with a continuous method, such as the finite element method (FEM). However, since the rock mass and gravity anchorage structure are assumed to be continuous...
ver más
|
|
|
|
|
|
|
|
|
|
|
Hadee Mohammed Najm, Amer M. Ibrahim, Mohanad Muayad Sabri, Amer Hassan, Samadhan Morkhade, Nuha S. Mashaan, Moutaz Mustafa A. Eldirderi and Khaled Mohamed Khedher
In recent years, steel-concrete composite shear walls have been widely used in enormous high-rise buildings. Due to their high strength and ductility, enhanced stiffness, stable cycle characteristics and large energy absorption, such walls can be adopted...
ver más
|
|
|
|
|
|
|
|
|
|
|
Sajjad Sayyar Roudsari, Liviu Marian Ungureanu, Soheil Soroushnia, Taher Abu-Lebdeh and Florian Ion Tiberiu Petrescu
The ductility and strength of reinforced concrete (RC) columns could be noticeably improved by replacing steel bars with polymeric bars. Despite the previous research on RC columns, most of those studies focused only on the lateral load capacity of this ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Lorenzo Franceschini, Francesca Vecchi and Beatrice Belletti
During their service life, existing structures may suffer a combination of ageing and reinforcement corrosion. The corrosion deterioration can significantly affect the durability of reinforced concrete (RC) elements causing premature concrete crushing, s...
ver más
|
|
|
|
|
|
|
|
|
|
|
Giulio Scaravaglione, John-Paul Latham and Jiansheng Xiang
This paper aims to evaluate the structural strength of unreinforced concrete armor units (CAU), named Cubipod®, used on rubble-mound breakwaters and coastal structures, through a numerical methodology using the combined finite?discrete element method (FD...
ver más
|
|
|
|
|
|