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Mingzhi Wang, Junchao Zhang and Weidong Wang
The design of lightweight lattice structures with excellent specific mechanical properties has received great attention in recent years. In this paper, inspired by the hierarchical structure of biological materials, a novel hierarchical circular-cell con...
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Panuwat Joyklad, Nazam Ali, Salvatore Verre, Hassan M. Magbool, Amr Elnemr, Muhammad Irshad Qureshi, Qudeer Hussain and Krisada Chaiyasarn
In the past, fiber-reinforced polymer (FRP) composites have been extensively used to modify the structural response of masonry brick walls. The promising advantages of FRP composites are easy application, lightweight, and very high tensile strength. Howe...
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Jong-Han Lee, Eunsoo Choi and Baik-Soon Cho
Concrete edge failure of a single anchor in concrete is strongly dependent on the tensile performance of the concrete, which can be greatly improved by the addition of steel fibers. This study investigated the effect of steel fibers on the shear failure ...
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Mansour Ghalehnovi, Mehdi Yousefi, Arash Karimipour, Jorge de Brito and Mahdi Norooziyan
The most researches on steel-concrete-steel (SCS) sandwich slabs are to control the cracking of concrete core along with losing weight, and shear connector type. In this study, the behaviour of SCS slabs with bi-directional corrugated-strip shear connect...
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Yinglong Kang, Kemin Zhang and Xi Lin
Whether it is fossil energy or renewable energy, the storage, efficient use, and multi-application of energy largely depend on the research and preparation of high-performance materials. The research and development of energy storage materials with a hig...
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Ali Ghamari, Chanachai Thongchom, Ramadhansyah Putra Jaya and Thandiwe Sithole
Concentrically braced frame (CBF) systems are susceptible to buckling (which causes a decrease in energy absorption), although this system has considerable lateral stiffness and strength. To over this shortcoming, researchers have suggested the use of I-...
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Ho Choi and Kang-Seok Lee
The authors developed two types of block systems consisting only of main block and key block without joint mortar to improve the seismic performances and to enhance the workability. Two types of block systems have different key block shapes: one is the p...
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Sergio Carmona Malatesta, Manuel Cabrera Contreras
Pág. Page 79 - 94
This paper presents the results of an experimental research on influence of steel fibers on shear behavior of concrete, using modified JSCE - SF6 test. The tests results are used to evaluate the energy dissipation capacity of concrete during failure or f...
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Tiantian Chen, Jiayu Sun, Ruixue Jiang, Tongfei Zhang, Yulei Zhang and Xiaochen Li
Purified red phosphorus (RP) can be used as an adsorbent. However, the adsorption mechanism and reuse ability of purified RP have not been reported. This study utilized X-ray diffraction, Fourier transform infrared spectroscopy and scanning electron micr...
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Zakariya Kaneesamkandi and Abdul Sayeed
The scientific aim of this work is to encourage energy conservation. This article offers a fresh perspective on renewable energy in the air conditioning sector, the country?s economic growth, and environment-friendly techniques to overcome global warming...
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Yulin Wang, Shan Gao, Youchun Xu and Fangyi Li
A numerical model of 84 high-strength concrete-filled square steel tubular columns (HSCFST) with local defects is developed using ABAQUS. The effects of parameters such as crack angle, crack length, impact surface and impact energy on the impact resistan...
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Jesús Armando Aguilar-Jiménez, Nicolás Velázquez, Ricardo López-Zavala, Luis A. González-Uribe, Ricardo Beltrán and Luis Hernández-Callejo
In this work, we present an absorption cooling system with 35 kW capacity driven by solar thermal energy, installed in the school of Puertecitos, Mexico, an off-grid community with a high level of social marginalization. The cooling system provides therm...
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Gabriela Toader, Daniela Pulpea, Aurel Diacon, Edina Rusen, Raluca Elena Ginghina, Traian Rotariu, Alice Ionela Podaru, Andreea Elena Moldovan, Maria Gavrilescu, Ana-Mihaela Gavrila and Bogdan Trica
This study presents the formulation and application of strippable coatings for the entrapment and removal of heavy metals (HMs) and radio nuclides (RNs). The ?green? formulations involve the use of a water-based solution consisting of a synthetic biodegr...
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Haoyu Deng, Junpeng Zhao and Chunjie Wang
Due to its excellent performance and high design freedom, the lattice structure has shown excellent capabilities and considerable potential in aerospace and other fields. Inspired by the bamboo structure, a lattice cell configuration namely BCC4IZ is des...
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Hong Lin, Chang Han, Lei Yang, Hassan Karampour, Haochen Luan, Pingping Han, Hao Xu and Shuo Zhang
The collision between the pipe legs of jacket platforms and bypassing ships is of great concern for the safety assessment of platforms. Honeycomb structures have been widely used owing to their unique deformation and mechanical properties under dynamic i...
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Yu Zhou, Wu-Gui Jiang, Duo-Sheng Li and Qing-Hua Qin
The mechanical behavior of nanocomposites consisting of highly ordered nanoporous nickel (HONN) and its carbon nanotube (CNT)-reinforced composites (CNHONNs) subjected to a high temperature of 900 K is investigated via molecular dynamics (MD) simulations...
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Alvaro Antonio Ochoa Villa, José Ângelo Peixoto da Costa, Carlos Antonio Cabral dos Santos
Pág. e34969
This paper sets out to examine a small absorption chiller that uses the pair LiBr/ H2O with a 4.5 kW nominal capacity, using theoretical modeling and the characteristic equation method. The idea is to compare two ways of simulating and evaluating absorpt...
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Alvaro Antonio Ochoa Villa, José Ângelo Peixoto da Costa, Carlos Antonio Cabral dos Santos (Author)
Pág. e34969
This paper sets out to examine a small absorption chiller that uses the pair LiBr/ H2O with a 4.5 kW nominal capacity, using theoretical modeling and the characteristic equation method. The idea is to compare two ways of simulating and evaluating absorpt...
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Josegil Jorge de Araújo, Carlos Antonio Cabral dos Santos, Carlos Almir de Holanda, João Batista Furlan Duarte, Alvaro Antonio Villa Ochoa, José Carlos Charamba Dutra
Pág. 439 - 448
The ROBUR® absorption refrigeration system (ARS), model ACF60, with a capacity of 17.5 kW, is tested, modeled and simulated in the steady state. To simulate the thermal load a heating system with secondary coolant was used, in which a programmable logic ...
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Juan Pablo Vargas Bautista
A case study of a Heat Recovery System is performed in an industrial furnace that uses natural gas to determine the absorption cooling capacity (LiBr ? Water) that can be generated for air conditioning. The energy source will be the heat of the flue gas ...
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