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Sujin Lee, Jang-Hoon Ha, Jongman Lee, In-Hyuck Song and Se-Hun Kwon
In recent years, porous ceramics have been increasingly developed owing to their high levels of high-temperature stability and chemical stability. These properties are far superior to porous polymers and porous metals. As a representative porous ceramic,...
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P. C. Iglesias, L. Godinho and J. Redondo
Extracting the microscopic parameters of a porous material is a complex task, and attempts have been made to develop models that can simulate their characteristics, gathering the least amount of information possible. As a case in point, tests to evaluate...
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Anna Feichtner, Ed Mackay, Gavin Tabor, Philipp R. Thies and Lars Johanning
Computational fluid dynamics (CFD) modelling of wave interaction with thin perforated structures is of interest in a range of engineering applications. When large-scale effects such as forces and the overall flow behaviour are of interest, a microstructu...
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Mostafa Razzaghmanesh and Simon Beecham
Understanding clogging mechanisms in permeable pavements can help optimize the required maintenance regime. In this review paper, methods for investigating clogging mechanisms are described. These include surface infiltration methods, the use of embedded...
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Luis A. Sañudo-Fontaneda, Valerio C.A. Andrés-Valeri, Jorge Rodriguez-Hernandez and Daniel Castro-Fresno
Porous surfaces have been used all over the world in source control techniques to minimize flooding problems in car parks. Several studies highlighted the reduction in the infiltration capacity of porous mixture surfaces after several years of use. There...
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Hardiman M. Y
Pág. pp. 82 - 88
is paper presents the comparison of engineering properties between single and double layer porous asphalt (SLPA and DLPA) made of packing gradation. Three nominal maximum aggregate sizes (NMAS) were tested each made up of 10, 14, and 20 mm for SLPA. Whil...
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Gyeong-Min Kim, Jong-Pil Kim, Kevin Yohanes Lisandy and Chung-Hwan Jeon
The effect of oxygen-enriched air on low-rank coal char combustion was experimentally investigated. In this work, a coal-heating reactor equipped with a platinum wire mesh in the reaction chamber was used to analyze the combustion temperature, reaction t...
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M. Anil Kizilaslan, Ender Demirel and Mustafa M. Aral
Three-dimensional numerical simulations are performed to evaluate the effect of porous baffles on the efficiency of water treatment contact tanks. A second-order accurate numerical model is employed for the solutions of unsteady flow and tracer transport...
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Wei Song, Jian Xu, Lepeng Gao, Qingzhu Zhang, Jin Tong and Lili Ren
Novel porous chitosan microspheres were successfully produced by a freezing?lyophilization drying method in this study and were then used as adsorbents to remove a toxic iron metal, hexavalent chromium (Cr(VI)). The effects of the concentration of the ch...
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Thomas Fritz Geyer and Ennes Sarradj
The application of open-porous materials is a possible method to effectively reduce the aerodynamic noise of an airfoil. However, the porous consistency may have a negative effect on the aerodynamic performance of the airfoil, since very often the lift i...
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Hyung Suk Kim, Ichiro Kimura, Yasuyuki Shimizu
Pág. 1 - 11
Paired impermeable or porous obstructions are used to create scour pool habitat. We investigated local scour pools created by paired porous obstructions using laboratory experiments. To examine the influence of porous obstructions on local scour depths a...
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Hyung Suk Kim, Ichiro Kimura and Yasuyuki Shimizu
Paired impermeable or porous obstructions are used to create scour pool habitat. We investigated local scour pools created by paired porous obstructions using laboratory experiments. To examine the influence of porous obstructions on local scour depths a...
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Yi Zhang, Hui Li, Qingqing Lu, Jie Yang and Tao Wang
To solve the problem of insufficient strength and durability of porous concrete pavement, seven different admixtures were used in this study so that the above properties could be optimized. The strengthening effect of admixtures on the strength and anti-...
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Zilong Deng, Xiangdong Liu, Yongping Huang, Chengbin Zhang and Yongping Chen
Fractal geometry (fractional Brownian motion?FBM) is introduced to characterize the pore distribution of porous material. Based on this fractal characterization, a mathematical model of heat conduction is presented to study heat conduction behaviors in p...
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Yong Wang, Kongcheng Zuo, Peng Guo, Kun Zhao and Victor Feliksovich Kopiev
Reducing the tonal noise from airfoil instabilities has attracted significant interest from the aeronautical community in the past few years. The aim of this paper is to investigate the effect of structured porous trailing edges on the tonal noise reduct...
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Jian Liu, Mengyao Xu, Rongdi Zhang, Xirui Zhang and Wenxiong Xi
With lightweight, multifunctional, and designable characteristics, porous/lattice structures have started to be used in aerospace applications. Porous/lattice structures applied in the thermal management technology of aerospace vehicles have attracted mu...
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Prabhakar Sathujoda, Aneesh Batchu, Bharath Obalareddy, Giacomo Canale, Angelo Maligno and Roberto Citarella
The present work deals with natural and whirl frequency analysis of a porous functionally graded (FG) rotor?bearing system using the finite element method (FEM). Stiffness, mass and gyroscopic matrices are derived for porous and non-porous FG shafts by d...
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Lan Ma, Yanjing Song, Jie Wang, Yan Shan, Tingting Mao, Xiaoyan Liang, Haiyang Zhang, Rao Fu, Junlin Li, Wenjing Nie, Meng Li, Jiajia Li, Kuihua Yi, Lu Wang, Xiangyu Wang and Hongxia Zhang
Soil salinization has become a major environmental factor severely threatening global food security. The application of porous minerals could significantly ameliorate soil fertility and promote plant productivity under salt stress conditions. However, th...
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Liseane Padilha Thives, Enedir Ghisi, Douglas Gherardt Brecht and Dario Menegasso Pires
The objective of this study is to assess the filtering capability of porous asphalt pavement models and the quality of rainwater filtered by such models. Three slabs of porous asphalt mixtures and two models composed of porous layers that resulted in por...
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Liseane Padilha Thives, Enedir Ghisi, Douglas Gherardt Brecht and Dario Menegasso Pires
The objective of this study is to assess the filtering capability of porous asphalt pavement models and the quality of rainwater filtered by such models. Three slabs of porous asphalt mixtures and two models composed of porous layers that resulted in por...
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