Results 11 to 20 of about 46,867 (308)

majaczech/wind-tunnel: 3D Printed Wind Tunnel [PDF]

open access: yes, 2022
3D Printed Wind Tunnel This is 3D printed wind tunnel with Arduino-based unit. This source describes Open Hardware and is licensed under the CERN-OHL-S v2 Experience with Arduino platform is required and supervision from a qualified electric engineering
majaczech
core   +1 more source

Analysis of Surrounding Rock Pressure of Deep Buried Tunnel considering the Influence of Seepage

open access: yesGeofluids, 2022
This paper takes the surrounding rock of deep tunnel as the research object and considers the action mechanism under the influence of seepage. Based on the Mohr-Coulomb criterion, the stress mechanism of surrounding rock of deep buried tunnel is analyzed
Qingchen Yao   +5 more
doaj   +1 more source

Monitoring and analysis of ground settlement during pipe roof construction of pipe-jacking groups in soft soil areas

open access: yesYantu gongcheng xuebao, 2019
Based on the example project of the pipe roof section of Guiqiao Road Station on Shanghai Line 14, the ground settlement of the pipe roof is monitored during pipe-jacking construction process.
1. Department of Civil Engineering, Tianjin University, Tianjin 300354, China; 2. Shanghai Tunnel Engineering Construction Co., Ltd., Shanghai 200032, China
doaj   +1 more source

Influence of the Tunnel Shape on Shotcrete Lining Stresses [PDF]

open access: yes, 2011
Tunnel excavation is frequently carried out in rock masses by the drill and blast method and the final shape of the tunnel boundary can be irregular due to overbreaks.
Fabrizio Barpi   +3 more
core   +1 more source

Design of a low-noise aeroacoustic wind tunnel facility at Brunel University [PDF]

open access: yes, 2014
This paper represents the design principle of a quiet, low turbulence and moderately high speed aeroacoustic wind tunnel which was recently commissioned at Brunel University.
Kim, JH   +5 more
core   +1 more source

Introducing the STAMP method in road tunnel safety assessment [PDF]

open access: yes, 2012
After the tremendous accidents in European road tunnels over the past decade, many risk assessment methods have been proposed worldwide, most of them based on Quantitative Risk Assessment (QRA).
Kazaras, K   +5 more
core   +1 more source

A Solution of Subgrade Modulus for Response Displacement Method of Circular Underground Structures

open access: yesShock and Vibration, 2021
In the seismic analysis and design of the underground structure, the response displacement method, as a pseudostatic method, has been widely adopted for its solid theoretical background, clear physical concept, and ease of implementation.
Wei Wang   +6 more
doaj   +1 more source

Analysis of Mechanical Performance of Steel-Concrete Composite Girder Bridge with V-Shaped Piers

open access: yesAdvances in Civil Engineering, 2022
The steel-concrete composite girder bridge with V-shaped piers is a new type of bridge structure. It has both the unique mechanical performance of a combined continuous girder and that of a V-shaped pier bridge.
Yong Zeng, Yongqi Li, Tao Yu, Jiahao Wei
doaj   +1 more source

Wind-tunnel pressure measurements on model-scale rigid downwind sails [PDF]

open access: yes, 2013
This paper describes an experiment that was carried out in the Twisted Flow Wind Tunnel at The University of Auckland to measure a detailed set of pressure distributions on a rigid 1/15th scale model of a modern asymmetric spinnaker. It was observed that
VIOLA, Ignazio Maria   +7 more
core   +1 more source

Assessment of tunnel face stability subjected to an adjacent tunnel [PDF]

open access: yes, 2021
This paper conducts a reliability assessment of the tunnel face stability induced by an adjacent tunnel under incomplete information. The evaluation indicator in this study is the limit support pressure (LSP) for the tunnel excavation face, which is ...
Zhang, Limao, Feng, Liuyang
core   +1 more source

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