Results 1 to 10 of about 473,854 (167)

Directions in structural‐fire safety design for steel buildingsa

open access: yesJapan Architectural Review, 2022
Fire safety considerations have an impact on the design of almost all structures, ranging from small residential structures to high‐rise buildings. One important aspect of building fire safety is structural‐fire safety, with the goal of preventing or ...
Michael D. Engelhardt   +1 more
doaj   +2 more sources

The rainwater retention mechanisms in extensive green roofs with ten different structural configurations

open access: yesWater Science and Technology, 2021
Rainfall infiltration, rainwater retention, runoff and evapotranspiration (ET) are important components of the water balance in green roofs. These components are expected to be influenced by variations in the structural configurations (i.e., substrate ...
Jun Wang   +6 more
doaj   +1 more source

The Investigation on Static Stability Analysis for Reticulated Shell with Initial Defect Value Using Stochastic Defect Mode Method

open access: yesBuildings, 2022
Regarding the effect of the initial geometric defect (IGD) on the static stability of single-layer reticulated shells, its distribution pattern and magnitude are the main concerns to researchers.
Sheng He   +3 more
doaj   +1 more source

The regional characteristics of meteorological drought event and its multidimensional factors measurement by daily SPEI in Guangxi, China

open access: yesGeomatics, Natural Hazards & Risk, 2023
The frequent occurrence of extreme drought events in Guangxi has caused huge losses to human beings and economy in the region for many years. For fine identification of drought evolution characteristics, this study adopted the objective identification ...
Jia-zhen Yang   +7 more
doaj   +1 more source

The Effects of Isolation Pile on the Ground Deformation due to a Deep Pit Excavation

open access: yesAdvances in Materials Science and Engineering, 2022
Pit excavation could inevitably introduce ground movement and threaten the safety of nearby existing high buildings, metro tunnels, or roads. To reduce ground movement and protect those existing structures against large deformation, isolation pile is ...
Guiping Nie   +5 more
doaj   +1 more source

Effects of Side Profile on Acoustic Streaming by Oscillating Microstructures in Channel

open access: yesMicromachines, 2022
In microchannels, microstructure-induced acoustic streaming can be achieved at low frequencies, providing simple platforms for biomedicine and microfluidic manipulation.
Lin Lin   +4 more
doaj   +1 more source

Application of GPR Underground Pipeline Detection Technology in Urban Complex Geological Environments

open access: yesGeofluids, 2022
In the process of the continuous construction of underground pipelines, underground pipe network systems have become increasingly complex, which puts forward higher requirements for normal operation and maintenance.
Xiaoqiang Liang   +4 more
doaj   +1 more source

Study on the Effects of Ultrasonic Agitation on CO2 Adsorption Efficiency Improvement of Cement Paste

open access: yesApplied Sciences, 2021
To realize high-efficiency CO2 absorption by fresh cement paste, ultrasonic vibration technology is introduced into the CO2 absorption test device used in this study. Influences of ultrasonic frequency on the CO2 absorption rate (CO2 AR) and the ultimate
Lili Liu   +4 more
doaj   +1 more source

Study on strength formation and frost resistance of concrete modified by molybdenum tailings

open access: yesCase Studies in Construction Materials, 2022
Solid waste tailing materials from molybdenum mining in China occupy extensive land areas and threaten the health of nearby residents. To address the risk and the increasing shortage of natural construction materials, using those tailings as a ...
Liu Fang   +3 more
doaj   +1 more source

An Improved Model to Calculate Pullback Force of Trenchless Horizontal Directional Drilling Pipeline

open access: yesAdvances in Civil Engineering, 2022
In the pullback operation of horizontal directional drilling pipeline crossing, the existing calculation and prediction models of pullback force are relatively simple.
Xiao-qiang Liang   +5 more
doaj   +1 more source

Home - About - Disclaimer - Privacy