|
|
|
|
|
Renjie Liu, Tianchen Cheng, Pan Wen, Chao Wang and Guangyong Wang
Space truss structures are commonly used in long-span roof structures. Recently, middle-hung scoreboards (MHS), a kind of large-scale display device flexibly suspended in the center of the roof, have been widely used in gymnasiums. However, the effect of...
ver más
|
|
|
|
|
|
|
|
|
|
|
Rafel Roig, Xavier Sánchez-Botello, Berhanu Mulu, Carl-Maikel Högström and Xavier Escaler
The growing installation of intermittent renewable energy sources is forcing hydraulic turbines to work more frequently at speed no load when dangerous vaneless space vortex structures and stochastic flow phenomena can occur. An experimental campaign has...
ver más
|
|
|
|
|
|
|
|
|
|
|
Yaser Doaei, Seyed Ehsan Aghakouchaki Hosseini, Amir Momenzadeh and Ehsan Harirchian
Space frame structures satisfy the ever-increasing requirements of societies for providing a variety of structural forms and architectural spaces with special characteristics, such as aesthetic and free-form features, population-wise capacities, and stru...
ver más
|
|
|
|
|
|
|
|
|
|
|
Gino Angelini, Alessandro Corsini, Giovanni Delibra and Lorenzo Tieghi
Since the 1960s, turbomachinery design has mainly been based on similarity theory and empirical correlations derived from experimental data and manufacturing experience. Over the years, this knowledge was consolidated and summarized by parameters such as...
ver más
|
|
|
|
|
|
|
|
|
|
|
Edoardo Del Pezzo, Angel De La Torre, Francesca Bianco, Jesús Ibanez, Simona Gabrielli and Luca De Siena
Seismic coda measurements retrieve parameters linked to the physical characteristics of rock volumes illuminated by high frequency scattered waves. Space weighting functions (SWF) and kernels are different tools that model the spatial sensitivity of coda...
ver más
|
|
|
|
|
|
|
|
|
|
|
Amrita Das, Eberechi Ichi and Sattar Dorafshan
Ancillary structures are essential for highways? safe operationality but are mainly prone to environmental corrosion. The traditional way of inspecting ancillary structures is manned inspection, which is laborious, time-consuming, and unsafe for inspecto...
ver más
|
|
|
|
|
|
|
|
|
|
|
Shahrokh Maalek, Reza Maalek and Bahareh Maalek
This paper examined the opportunities of composite double-layer grid superstructures in short-to-medium span bridge decks. It was empirically shown here that a double-layer grid deck system in composite action with a thin layer of two-way reinforced conc...
ver más
|
|
|
|
|
|
|
|
|
|
|
Yunqing Yu, Shuisheng Xu, Mei Wang and Qiang Xie
The well installed status of raft vibration isolation is undoubtedly of great significance in marine engineering, especially for submarines. To achieve this, the accurate measurement of the installation space of the vibration isolation is necessary. The ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Marco Bonopera
Stress state evaluation in axially loaded structural members is significant for sustaining and preserving the service life of buildings. While successful monitoring furnishes staunch information on the health, integrity, safety and serviceability of stru...
ver más
|
|
|
|
|
|
|
|
|
|
|
Marielle Thomas, Jean-Gabriel Reynaud, Yannick Ledoré, Alain Pasquet and Thomas Lecocq
Physical enrichment of structures has been used for the last decades in aquaculture to improve fish production and welfare. Until now, this enrichment has been practiced in fish monoculture but not in fish polyculture. In this study, we developed a polyc...
ver más
|
|
|
|
|
|
|
|
|
|
|
Kun Wang, Qi Zhang and Jiafu Liu
In this work, vibration prediction of space large-scale membranes from the energy point of view is investigated. Based on the Green kernel of vibrating membranes, a new analytical representation of energy response of infinite membranes is derived. Averag...
ver más
|
|
|
|
|
|
|
|
|
|
|
Anna Maria Kowalczyk and Tomasz Bajerowski
The dynamic development of spatial structures entails looking for new methods of spatial analysis. The aim of this article is to develop a new theory of space modeling of network structures according to six value aggregation paths: minimum and maximum va...
ver más
|
|
|
|
|
|
|
|
|
|
|
Yongqiang Liu, Shixi Yang and Xuekun Liu
The appearance of damage on metallic structures is inevitable due to complex working environments. Non-destructive testing (NDT) of these structures is critical to the safe operation of the equipment. This paper presents a non-destructive damage detectio...
ver más
|
|
|
|
|
|
|
|
|
|
|
Giorgio Capovilla, Enrico Cestino and Leonardo Reyneri
Current CubeSats usually exhibit a low structural mass efficiency and a low internal volume for their payloads. The present work aims to propose an advanced structural architecture for CubeSats that addresses the issues of low structural mass efficiency ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Luiz Henrique dos Santos Fernandes, Ana Carolina Lorena and Kate Smith-Miles
Various criteria and algorithms can be used for clustering, leading to very distinct outcomes and potential biases towards datasets with certain structures. More generally, the selection of the most effective algorithm to be applied for a given dataset, ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Yaqian Chen, Jiangfeng She, Xingong Li, Shuhua Zhang and Junzhong Tan
Cost distance is one of the fundamental functions in geographical information systems (GISs). 3D cost distance function makes the analysis of movement in 3D frictions possible. In this paper, we propose an algorithm and efficient data structures to accur...
ver más
|
|
|
|
|
|
|
|
|
|
|
David E. Witt and Kristy E. Primeau
Chaco Canyon, NM, USA, was the center of an Ancestral Puebloan polity from approximately 850?1140 CE, and home to a dozen palatial structures known as ?great houses? and scores of ritual structures called ?great kivas?. It is hypothesized that the 2.5 km...
ver más
|
|
|
|
|
|
|
|
|
|
|
Shilei Cao, Man Yang and Jian Liu
Due to its advantages of easy deployment and high stiffness-to-mass ratio, the utilization of truss structures for constructing large satellites presents an appealing solution for modern space missions, including Earth observation and astronomy. However,...
ver más
|
|
|
|
|
|
|
|
|
|
|
Mitra Khalilidermani and Dariusz Knez
In the past two decades, various space agencies have shown great enthusiasm for constructing habitable structures on lunar and Martian surfaces. Consequently, several extraterrestrial structures have been proposed by different researchers. Nevertheless, ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Bin Yu, Zhao Xu, Ruinan Mu, Anping Wang and Haifeng Zhao
Thermal expansion is inevitable for space structures under the alternating temperature of outer space around the earth. This may lead to the thermal stress and deformation due to the mismatch of the coefficient of thermal expansion. Near-zero thermal exp...
ver más
|
|
|
|
|
|