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Adrian Parzybut, Pawel Surmacz and Zbigniew Gut
This study investigates the use of MnxOy/Al2O3 and Pt/Al2O3 catalysts for the decomposition of hydrogen peroxide in thrusters. It describes the purpose, procedures, performance, and conclusions coming from the test campaign of the catalyst lifetimes. In ...
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Benedict Grefen, Johannes Becker, Stefan Linke and Enrico Stoll
The feasibility of 3D-printed molds for complex solid fuel block geometries of hybrid rocket engines is investigated. Additively produced molds offer more degrees of freedom in designing an optimized but easy to manufacture mold. The solid fuel used for ...
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AbdElRahman ElSaid, Daniel Adjekum, John Nordlie and Fatima El Jamiy
Extant literature suggests minimal research on the reliability of Commercial off-the-shelf (COTS) components used in fabricating non-military Unmanned Aerial System (UAS). Stochastic failures of components during operational cycles over time poses a safe...
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An Liu, Rusheng Wang, Xiaopeng Fan, Yang Yang, Xingchen Li, Liang Wang and Pavel Talalay
Ice cores from ice shelves contain abundant paleoclimatic information and provide essential information concerned with the prediction of future climatic change and global sea level variations. Efficient retrieval of ice cores is always an engineering cha...
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Vincenzo Eramo, Francesco G. Lavacca, Francesco Valente, Andrea Pisculli and Stefano Caporossi
The success of small satellites has lead to the study of new technologies for the realization of Nano and Micro Launch Vehicle (NMLV) in order to make competitive launch costs. The paper has the objective to define and experimentally investigate the perf...
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Vincenzo Eramo, Francesco G. Lavacca, Francesco Valente, Andrea Pisculli and Stefano Caporossi
The success of small satellites has lead to the study of new technologies for the realization of Nano and Micro Launch Vehicle (NMLV) in order to make competitive launch costs. The paper has the objective to define and experimentally investigate the perf...
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Goran Juri?ic, Juraj Havelka, Tomislav Capuder and Stjepan Sucic
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Santiago Guerrero-Narváez, Miguel-Ángel Niño-Zambrano, Dalila-Jhoana Riobamba-Calvache and Gustavo-Adolfo Ramírez-González
Semantic interaction in the Internet of Things (IoT) is an important concept within current IoT development, given that smart things require further autonomy with greater processing, storage, and communication capacities. The problem is now becoming one ...
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Santiago Guerrero-Narváez, Miguel-Ángel Niño-Zambrano, Dalila-Jhoana Riobamba-Calvache and Gustavo-Adolfo Ramírez-González
Semantic interaction in the Internet of Things (IoT) is an important concept within current IoT development, given that smart things require further autonomy with greater processing, storage, and communication capacities. The problem is now becoming one ...
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Daniele Alessandrelli,Luca Mainetti,Luigi Patrono,Giovanni Pellerano,Matteo Petracca,Maria Laura Stefanizzi
Pág. 84 - 96
A Wireless Sensor Network consists of a large number of sensor nodes that are usually battery powered and deployed in large areas in which changing or recharging batteries may be impractical or completely unfeasible. Therefore, energy efficiency represen...
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Luca Catarinucci,Riccardo Colella,Luca Mainetti,Vincenzo Mighali,Luigi Patrono,Ilaria Sergi,Luciano Tarricone
Pág. 4 - 13
The adoption of solutions based on Radio Frequency IDentification technology in a wide range of contexts is a matter of fact. In many situations, such as the tracking of small-size living animals, the straightforward use of commercial systems does not en...
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Luca Catarinucci,Sergio Guglielmi,Luca Mainetti,Vincenzo Mighali,Luigi Patrono,Maria Laura Stefanizzi,Luciano Tarricone
Pág. 117 - 127
Wireless Sensor Networks (WSNs) are receiving an ever increasing attention because they are one of the most important technologies enabling the Internet of Things vision. Since nodes of these networks are battery-powered, energy efficiency represents one...
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Yong-Hee Kim, Soon-Seong Moon and Jun-Oh Yeon
Floor mats are commonly used to improve the impact sound performance of existing homes, but actual impact sound reductions do not consistently appear, as they depend on the test-bed conditions used to determine impact sound performance. Therefore, this s...
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Cuong Ngoc Nguyen, Hing-Wah Chau and Nitin Muttil
Green roofs (GRs) have been researched for decades, yet their implementation remains constrained due to several reasons, including their limited appeal to policymakers and the public. Biochar, a carbon-rich material, has been recently introduced as an am...
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Filipp Kozin, Mahdi Akhloumadi and Danil Ivanov
In this paper, a planar air-bearing test bed with unmanned aerial vehicles (UAV) was used to test a microsatellite motion control system. The UAV mock-ups were controlled by four ventilator actuators that imitated the satellite thrusters and provided the...
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Xudong Ma, Lu Wang, Ruihua Nie, Kejun Yang and Xingnian Liu
This paper conducted an undistorted scaled model test (geometric scale ?L = 1:80; the others are derived scales based on Froude similitude) of a 1.3 km-long river reach in Shiting River, China, investigating the impacts of the grade control datum (GCD, d...
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Xiaosheng Qin, Xiangyu Wu, Yee-Meng Chiew, Yanhong Li
Pág. Page:410 - 420Abstrac
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Lukasz Drobiec, Radoslaw Jasinski and Wojciech Mazur
This paper presents test results from non-destructive testing performed to detect both metallic and non-metallic reinforcement laid in bed joints of the masonry wall.
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Hongwei An, Xiaoyuan Hu, Scott Draper, Liang Cheng, Binsar Lubis and Mehrdad Kimiaei
A physical model testing method to determine the hydrodynamic force coefficients of an object is proposed and applied to an articulated concrete mattress placed on a flat surface under steady current condition. The test setup, which comprises of a pulley...
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