Results 11 to 20 of about 1,711,763 (306)

Modal analysis of a spacecraft solar panel

open access: yesВестник Самарского университета: Аэрокосмическая техника, технологии и машиностроение, 2023
The importance of analyzing free modes of mechanical oscillations of spacecraft outboard elements is due to the problem of losing their controllability because of failures in the operation of airborne guidance and navigation systems.
A. N. Kryuchkov   +5 more
doaj   +1 more source

Dynamic Characteristics Test and Simplified Calculation Model of Concealed Frame Panel Element

open access: yesApplied Sciences, 2022
Hidden frame glass curtain walls are one of the most common curtain wall structure forms. This year, the damage identification of panel elements based on vibration has had the problem of an inconsistent calculation model.
Xichen Zhang   +4 more
doaj   +1 more source

Ultra high-performance fiber reinforced concrete panel subjected to high velocity impact

open access: yesMagazine of Civil Engineering, 2021
In the last few decades, several full-scale tests have been performed to study the behavior of Ultra High-Performance Fiber Reinforced Concrete (UHPFRC).
Mai Viet Chinh
doaj   +1 more source

Hysteresis Behavior and Design of the New Autoclaved Lightweight Concrete (ALC) External Panel Connector with the Steel Frame

open access: yesAdvances in Materials Science and Engineering, 2022
This paper proposes a new flexible connector for the autoclaved lightweight concrete (ALC) panel with the steel beam. It is a universal upper and lower crossing connector, with load-bearing and limitation holes; then, the seismic capacity of this ...
Kewei Ding   +3 more
doaj   +1 more source

Full-Scale Fire Resistance Testing and Two-Scale Simulations of Sandwich Panels with Connections

open access: yesFire Technology, 2023
AbstractTo understand sandwich panel behaviour under fire, expensive full-scale tests, or potentially more efficient fire-structure simulations can be carried out. However, these simulations have only been demonstrated to work for specific applications, either on the global scale (a fire on a simple panel) or on the small scale (a temperature load on a
Qingfeng Xu   +3 more
openaire   +5 more sources

Structural testing of concrete walls on-edge with combined axial and out-of-plane loading

open access: yesMethodsX, 2023
Full-scale testing of structural components can be time consuming and difficult. The design of full-scale slender concrete walls is highly influenced and controlled by second-order and out-of-plane bending loads. Previous experiments on out-plane bending
Salam Al-Rubaye, Marc Maguire
doaj   +1 more source

Mechanical Properties of Double-Layer Riveted Aluminum Roofing Panels with Curved Surfaces

open access: yesMetals, 2023
In recent years, aluminum alloy has been increasingly used in building structures, becoming an important construction material for metal structures. Currently, aluminum alloy is commonly used in buildings as beam–column components, profiled roof panels ...
Ye Yuan   +5 more
doaj   +1 more source

The development and testing of large sandwich panels

open access: yesChallenging Glass Conference Proceedings, 2020
The TU Delft glass group designed, developed and build three glass sandwich panels for the Glasstec 2018 in collaboration with ARUP. These were composed of heat strengthened laminated float glass with Schott glass tubes as the core.
Fred Veer
doaj   +1 more source

Validation of a cost-efficient multi-purpose SNP panel for disease based research. [PDF]

open access: yesPLoS ONE, 2011
Here we present convergent methodologies using theoretical calculations, empirical assessment on in-house and publicly available datasets as well as in silico simulations, that validate a panel of SNPs for a variety of necessary tasks in human genetics ...
Liping Hou   +4 more
doaj   +1 more source

Rural E-commerce development and farmers’ digital credit behavior: Evidence from China family panel studies

open access: yesPLoS ONE, 2021
This paper examines the impact of rural e-commerce development on rural households’ digital credit behavior at the micro-level by using a multivariate Probit model and propensity score matching method with rural residents in the China Family Panel ...
Gao Yu, Hu Xiang
doaj   +2 more sources

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