Results 31 to 40 of about 898,823 (245)

Improved numerical methods in reliability analysis of suspension roof joints

Инженерно-строительный журнал, 2016
Modern structures require more complex designs. There is an increased need for accurate approaches to assessing uncertainties in loads, geometry, material properties, and operational environments.
I.N. Priadko, V.P. Mushchanov, H. Bartolo, N.I. Vatin, I.N. Rudnieva   +4 more
doaj   +1 more source

Research on rock burst prediction based on an integrated model

Scientific Reports
Rockburst is a significant safety threat in coal mining, influenced by complex nonlinear dynamic characteristics and multi-factor coupling. This study proposes a rockburst risk prediction method based on the SSA-CNN-MoLSTM-Attention model.
Junming Zhang, Qiyuan Xia, Hai Wu, Sailei Wei, Zhen Hu, Bing Du, Yuejing Yang, Huaixing Xiong   +7 more
doaj   +1 more source

Manifestations of Orí (Head) in Traditional Yorùbá Architecture

IAFOR Journal of Cultural Studies, 2020
Yorùbá traditional architecture is not spontaneous. It is a product of a well-structured cultural and religious system. Every aspect from the choice of material, to the style of building, and even its construction system was designed with primary ...
Adeyemi Akande
doaj   +1 more source

Laboratory studies of a high-strength roof bolting by means of self-extending mixtures [PDF]

, 2019
Purpose is to analyze parameters of a new method to fasten roof bolts with the help of nonadhesive mixtures extending while hardening along with the development of high expansion pressures. Methods.
Isaienkov, O, Kurdiumow, D, Sakhno, I, Sakhno, S   +3 more
core   +1 more source

Investigation of crack propagation patterns on the borehole wall during single-borehole hydraulic fracturing under different in-situ stress ratios

Scientific Reports
To study the initiation, propagation, and mechanical behaviour characteristics of fractures on the wall of a single hole during hydraulic fracturing for in-situ stress measurement, and to improve the accuracy of stress direction discrimination in ...
Tan Lei, Xia Qiyuan, Wei Sailei, Zhang Junming, Wu Hai   +4 more
doaj   +1 more source

On the question of typology of Mansi home sanctuaries

Вестник археологии, антропологии и этнографии, 2016
The article is dedicated to systematization and generalization of ethnographic data about Mansi home sanctuaries. The author considers ethnographic descriptions published in the XVIII — XX centuries and uses her own field data.
Bogordayeva A.A., Fedorov R.Yu.
doaj   +1 more source

The design practice of the roof structure of the old library of early architecture in Wuhan University

Journal of Asian Architecture and Building Engineering, 2023
The Old Library of Wuhan University is located at the core of the early architectural complex of Wuhan University. The main structure of the octagonal hill-style roof adopts the steel-truss bearing structure, which creates a traditional form of Chinese ...
Akbar Askar, Qiaohui Tong, Qiguo Li, Yiyao Tang   +3 more
doaj   +1 more source

Mobile air quality studies (MAQS) in inner cities: particulate matter PM10 levels related to different vehicle driving modes and integration of data into a geographical information program [PDF]

, 2012
: BACKGROUND: Particulate matter (PM) is assumed to exert a major burden on public health. Most studies that address levels of PM use stationary measure systems.
Fischer, Axel, Groneberg, Jan David Alexander, Hoang, Diana My Linh, Klingelhöfer, Doris, Mueller, Daniel, Quarcoo, David, Scutaru, Cristian, Spallek, Michael, Takemura, Masaya, Uibel, Stefanie, Unger, Volker   +10 more
core   +2 more sources

Deformation Field Evolution and Failure Mechanisms of Coal–Rock Combination Based on the Digital Speckle Correlation Method

Energies, 2019
The stability of a deep composite roof is a powerful guarantee for the safe and efficient production of a coal mine. The coal–rock combination, the single rock or coal bodies have different bearing capacity; thus, we can accurately obtain the deformation
Zhengzheng Xie, Nong Zhang, Fanfei Meng, Changliang Han, Yanpei An, Ruojun Zhu   +5 more
doaj   +1 more source

Investigation of Ceramic Roof, Metallic Roof and Concrete Roof Thermal Performance in Tropical Climate [PDF]

, 2014
. The objectives of this research are to investigate thermal performance of ceramic roof, metallic roof, and concrete roof. Experimental buildings were located in Universiti Teknology PETRONAS (UTP), Perak, Malaysia that had three different types of roof:
Nur'aini, R. D. (Ratna)
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