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Centrifuge model test of parallel shield underneath high-speed railway tunnel [PDF]

open access: yesArchives of Civil Engineering, 2022
In order to study the ground disturbance and the influence relationship between the two tunnels during the construction of the new shield tunnel undercrossing the existing high-speed railway tunnel, the centrifuge test was used to simulate the ...
Ruizhen Fei   +4 more
doaj   +1 more source

Vibration and Aerodynamic Analysis and Optimization Design of a Test Centrifuge

open access: yesVibration, 2023
Taking a type of test centrifuge as the research object, the finite element model of the test centrifuge was established, the vibration characteristics and aerodynamic performance of the test centrifuge were analyzed, and a structural optimization design
Chunyan Deng   +3 more
doaj   +1 more source

Similarity Law between Centrifuge Scale Test and Prototype Underwater Explosion

open access: yesShock and Vibration, 2021
Shock wave and bubble pulsation caused by underwater explosion destroy the hydraulic structure. However, the realization of the underwater explosion prototype test is restricted by many factors, such as the site environment.
Shang Ma   +5 more
doaj   +1 more source

Technical exploration of horizontal screw centrifuge in solid-liquid separation of flowback liquid in offshore production [PDF]

open access: yesE3S Web of Conferences, 2020
This paper introduces the structure and working principle of horizontal screw centrifuge with large length diameter ratio and its technological process in the separation of liquid-solid liquid in the flowback of offshore production.
Hui Su   +7 more
doaj   +1 more source

Vertical Bearing Characteristics of Mat Foundation on Horizontal and Sloping Clay Seabed

open access: yesShanghai Jiaotong Daxue xuebao, 2023
Accurate evaluation of the vertical bearing capacity of the mat foundation on the clay seabed is of great significance for the safe operation of the mat-supported jack-up platform in the marine environment.
YAN Yuanzhong, ZHANG Qi, YE Guanlin, SUN Bo, LIU Guojun
doaj   +1 more source

A High Precision Accelerometer Calibration Method [PDF]

open access: yesHangkong bingqi, 2022
Centrifuge calibration can continuously provide centripetal acceleration of more than 1g, and can fully stimulate the high-order nonlinear term of accelerometer.
Lu Kewen, Wang Xinlong, Wang Bin, Nie Guanghao, Hu Xiaodong
doaj   +1 more source

Parameter Study for the Ice Adhesion Centrifuge Test

open access: yesApplied Sciences, 2022
In this study, we assessed the effects of ice types, test parameters, and surface properties on measurement data of the ice adhesion centrifuge test. This method is often used for the evaluation of low ice adhesion surfaces, although no test standard has
Nadine Rehfeld   +2 more
doaj   +1 more source

CORRESPONDENCE. THE DESIGN AND TESTING OF CENTRIFUGAL FANS. [PDF]

open access: yesMinutes of the Proceedings of the Institution of Civil Engineers, 1896
n ...
Heenan, H.   +6 more
openaire   +2 more sources

Numerical Simulation of Piles in a Liquefied Slope Using a Modified Soil–Pile Interface Model

open access: yesApplied Sciences, 2023
The liquefaction of soil surrounding a pile significantly affects the dynamic interaction between the soil and the pile. In particular, liquefaction of the sloping ground can induce permanent deformation and a bending moment on the pile due to the ...
Byeong-Soo Yoo   +2 more
doaj   +1 more source

Instability simulation of the submerged anti-dip slope based on the CFD-DEM coupling method

open access: yesFrontiers in Earth Science, 2023
More and more underwater-related geotechnical problems have arisen, but there is little research about the instability process of submerged anti-dip slopes.
Liangfu Xie   +5 more
doaj   +1 more source

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