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Zehua Zhang, Wenle Gao and Yuming Kou
Micro-parameter calibration is essential in constructing an accurate and reliable numerical model of particle discrete element PFC3D 6.0 software. Micro-parameter calibration is mainly accomplished according to the macro-parameters obtained from static o...
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Alfonso Trejo-Enriquez, Guillermo Urriolagoitia-Sosa, Beatriz Romero-Ángeles, Miguel Ángel García-Laguna, Martín Guzmán-Baeza, Jacobo Martínez-Reyes, Yonatan Yael Rojas-Castrejon, Francisco Javier Gallegos-Funes, Julián Patiño-Ortiz and Guillermo Manuel Urriolagoitia-Calderón
Traumatic cervical pathology is an injury that emerges due to trauma or being subjected to constant impact loading, affecting the ligaments, muscles, bones, and spinal cord. In contact sports (the practice of American football, karate, boxing, and motor ...
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Jianyu Liu, Yiping Yin, Yunlei Zhao and Yuan Li
Numerical simulation of I-shaped RC beams under combined blast and impact loads.
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Yadong Gao, Xinyu Yu, Likun Chen and Dawei Huang
Accurately identifying the peak value of impact load acting on the helicopter structure during weapon launch is of great significance to the design and finalization of weapon pylons. Firstly, a method of standardized preprocessing load signal is proposed...
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Leilei Han, Haibin Wei and Fuyu Wang
There is a great potential application of the research findings in the respect of highway subgrade in seasonal frozen regions.
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Moncef L. Nehdi and Mohamed A. E. M. Ali
Construction of protective structures with superior impact and blast resistance.
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Charlene LeBleu, Mark Dougherty, Keith Rahn, Amy Wright, Ryan Bowen, Rui Wang, Jeisson Andrés Orjuela and Kaylee Britton
Urbanization causes alteration of the thermal regime (surface, air, and water) of the environment. Heated stormwater runoff flows into lakes, streams, bays, and estuaries, which potentially increases the base temperature of the surface water. The amount ...
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Yong-Jin Choi, Donghyun Ahn, Tan Hung Nguyen and Jaehun Ahn
The permeable pavement is one of Low Impact Development technics that allows stormwater to infiltrate through the pavement surface and the underlying base layer, thereby reducing surface runoff and preventing water contamination. For permeable base layer...
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Wenbin Liu, Youshan Wang and Yuchen Ji
Landing impact load design is essential, but the process has rarely been fully described, and some designers have even neglected the differences between wheel-axle and ground-contact loads, as well as loads in the longitudinal direction, especially in ex...
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Pu Yuan, Aobo Li, Changning Chen and Qinghe Zhang
The influence of joint roughness and inclination on the dynamic mechanical properties of rocks is a prominent research area. In order to investigate the effects of joint roughness and inclination on the dynamic mechanical properties of jointed rocks, imp...
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Adel M. Al-Saif, Moustafa A. Fahmy, Galal A. Baghdady, Ahmed M. Abd El-Razik, Elbaz A. Kabsha, Mohammed H. Farouk and Ashraf E. Hamdy
The Thompson Seedless (Sultanina) seedless variety of grapes is an important crop in Egypt, both for local consumption and export. In recent years, the H4 strain of this grape variety has gained popularity due to its high productivity. However, a drawbac...
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Zhen-Zhen Nong, Qing Wang, He-Ying Hou, Peng-Ming Jiang and Ai-Zhao Zhou
Calcareous sand, a type of marine sediment formed from the skeletal remains of marine life, exhibits unique characteristics such as high porosity and fragility due to its biological origin. Particle breakage is a key attribute of calcareous sand. Given t...
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Feng Chen, Shenghao Tong, Wang Hao and Shilin Shen
In this research, Ni-Fe slag powder and mineral powder are blended into mineral admixtures and added to soil cement, with the aim of investigating the mechanical property of soil cement under a dynamic environment, and the dynamic properties of Ni-Fe sla...
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Alfredo Nespoli, Emanuele Ogliari, Silvia Pretto, Michele Gavazzeni, Sonia Vigani and Franco Paccanelli
Accurate forecast of aggregate end-users electric load profiles is becoming a hot topic in research for those main issues addressed in many fields such as the electricity services market. Hence, load forecast is an extremely important task which should b...
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?. M. Patlasov,E. M. Fedorenko
Pág. 87 - 95
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Shimin Wang, Zhigang Shen and Linxia Gu
A 2D unsteady computational fluid dynamics (CFD) model is employed to simulate buoyancy-driven turbulent ventilation in attics with different pitch values and ceiling insulation levels under summer conditions. The impacts of roof pitch and ceiling insula...
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Djilali Beida Maamar, Zenasni Ramdane
Pág. 142 - 151
The main purpose of the present investigation was to determine the damages generated by the low velocities with the help of the experimental method (Impact by a drop test) and the finite element method. The commercial transient finite element package LS-...
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Zhihong Xie, Zhijian Duan, Yongchang Guo, Xiang Li and Junjie Zeng
Fiber-reinforced polymer (FRP) has become increasingly popular in repairing existing steel-reinforced concrete (RC) members or constructing new structures. Although the quasi-static axial compression performance of FRP-confined concrete (FCC) has been co...
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Alexey Beskopylny, Elena Kadomtseva, Besarion Meskhi, Grigory Strelnikov and Oleg Polushkin
The paper considers the stress-strain state of a reinforced concrete beam, as a bimodular material, under the action of an impact. The behavior of bimodular concretes with different moduli of elasticity in tension and compression has not been studied eno...
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Feng Deng, Xiaoyuan Sun, Fenghua Chi and Ruixue Ji
In recent years, more attention has been paid to vehicles that can travel between air and water, known as trans-media vehicles. They are often designed as cylindrical bodies in order to reduce the impact load during water entry. In this paper, the water-...
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