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Chiara Bedon and Filipe A. Santos
For structural design purposes, human-induced loads on pedestrian systems can be described by several simplified (i.e., deterministic equivalent-force models) or more complex computational approaches. Among others, the Spring-Mass-Damper (SMD), Single De...
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Seongphil Woo, Jungho Lee, Ingyu Lee, Seunghan Kim, Yeoungmin Han and Youngbin Yoon
The momentum flux ratio (MFR) significantly affects the mixing characteristics and combustion efficiency of propellants in rocket engine injectors. The spray characteristics of three gas-centered swirl-coaxial injectors used in a full-scale combustion te...
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Penghui Li, Dong Yang, Zixuan Fang, Qingfei Fu and Lijun Yang
Gelled fuels have promising applications in the aerospace field. Higher density and calorific value can be achieved with the addition of energetic metal particles to gelled fuels, which can also effectively improve the combustion efficiency of the fuel a...
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Jihyoung Cha, Erik Andersson and Alexis Bohlin
This study presents an optimal design approach of a pintle injector for a deep throttlable liquid-propellant rocket engine (LPRE). Even though the pintle injector is used in rocket engines, it has become more important since reusable launch vehicles (RLV...
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Jun-Hwa Kim, Namho Kim, Yong Woon Park and Chee Sun Won
SMD (Singapore Maritime Dataset) is a public dataset with annotated videos, and it is almost unique in the training of deep neural networks (DNN) for the recognition of maritime objects. However, there are noisy labels and imprecisely located bounding bo...
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T Makondo, G S Perry, E R Sadiku
Pág. 27 - 32
Die behandeling van suurmyndreinering (SMD) en die verwydering van swaarmetale en sulfate bly steeds ?n uitdaging vir die samelewing. Die rede hiervoor is omdat dit ?n ernstige en lewensgevaarlike probleem is wat wêreldwyd voorkom waar sulfiedgesteentes ...
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Yan Liu, Guopeng Mi, Shilin Zhang, Peng Li and Yuxiang Huang
Using discrete element simulation to reveal the interaction between seed and seed metering devices (SMD) is an important method for developing SMDs. However, due to the lack of discrete element modeling (DEM) parameters of adzuki bean seeds (ABS) in exis...
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Nelson H. Morgon, Srijit Biswas, Surajit Duari and Aguinaldo R. de Souza
Methyl trifluoromethanesulfonate was found to catalyze the reaction of the nucleophilic substitution of the hydroxyl group of alcohols by N-heterocycles followed by X- to N- alkyl group migration (X = O, S) to obtain N-functionalized benzoxazolone, benzo...
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Prashant K. Srivastava, George P. Petropoulos, Rajendra Prasad and Dimitris Triantakonstantis
Soil Moisture Deficit (SMD) is a key indicator of soil water content changes and is valuable to a variety of applications, such as weather and climate, natural disasters, agricultural water management, etc. Soil Moisture and Ocean Salinity (SMOS) is a de...
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Mehdi Shishehbor, Hadi S. Esmaeeli and M. Reza Pouranian
The interfacial adhesion between asphalt binder and carbon nanotubes (CNTs) depends on many nanoscopic properties such as diffusion of SARA molecules on CNTs surface. Functionalization of CNTs with Oxygens (O=CNTs), hydroxyl groups (HO?CNTs), and hydroge...
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