The effect of earth pressure on the failure mode of high-speed railway tunnel linings
Sign Up to like & getrecommendations! Published in 2020 at "Engineering Failure Analysis"
DOI: 10.1016/j.engfailanal.2020.104398
Abstract: Abstract The effect of earth pressure on the mechanical behaviour of horseshoe-shaped tunnel linings was explored using 1:30 scaled models. The linings considered are typically used to carry 300 km/h high-speed trains on double tracks. A… read more here.
Keywords: earth pressure; effect earth; failure; tunnel linings ... See more keywords
Investigation of the structural effect induced by stagger joints in segmental tunnel linings: First results from full-scale ring tests
Sign Up to like & getrecommendations! Published in 2017 at "Tunnelling and Underground Space Technology"
DOI: 10.1016/j.tust.2017.03.008
Abstract: Abstract It has been found that in the operation of shield tunnels in urban rail traffic system, different assembling segmental tunnel structures demonstrate distinct service qualities. There is still controversy among engineers and scientists regarding… read more here.
Keywords: segmental tunnel; investigation structural; full scale; joints segmental ... See more keywords
Random evolution of multiple cracks and associated mechanical behaviors of segmental tunnel linings using a multiscale modeling method
Sign Up to like & getrecommendations! Published in 2019 at "Tunnelling and Underground Space Technology"
DOI: 10.1016/j.tust.2019.05.008
Abstract: Abstract The segmental tunnel linings with cracks affected by the mesostructured of concrete exhibits heterogeneous and nonlinear behaviors in the cracked area. However, there are obvious multiscale phenomena considering the mesoscopic features including aggregates, mortars,… read more here.
Keywords: tunnel; multiple cracks; segmental tunnel; method ... See more keywords
Experimental study on the effectiveness of strengthening over-deformed segmental tunnel lining by steel plates
Sign Up to like & getrecommendations! Published in 2020 at "Tunnelling and Underground Space Technology"
DOI: 10.1016/j.tust.2020.103530
Abstract: Abstract The method of using steel plates to strengthen existing tunnel linings has been widely applied in many tunnel rehabilitation projects around the world. However, the effectiveness of the strengthening resulting from this method is… read more here.
Keywords: steel plates; deformed segmental; tunnel; segmental tunnel ... See more keywords
Nonlinear simulation of tunnel linings with a simplified numerical modelling
Sign Up to like & getrecommendations! Published in 2017 at "Structural Engineering and Mechanics"
DOI: 10.12989/sem.2017.61.5.593
Abstract: A high-efficiency simplified modelling approach is proposed for investigating the nonlinear responses of reinforced concrete linings of shield tunnels. Material and geometric nonlinearities are considered in the analysis of the lining structures undergoing large deformation… read more here.
Keywords: linings simplified; lining structure; tunnel; simulation tunnel ... See more keywords
Influence of Rotational Stiffness Modeling on the Joint Behavior of Quasi-Rectangular Shield Tunnel Linings
Sign Up to like & getrecommendations! Published in 2020 at "Applied Sciences"
DOI: 10.3390/app10238396
Abstract: A beam-spring model with constant rotational stiffness is a practical tool for the prediction of the general deformations and bending moments in circular tunnel linings. However, in reality, the rotational stiffness of a segmental joint… read more here.
Keywords: stiffness; rotational stiffness; quasi rectangular; tunnel linings ... See more keywords
Experimental Investigation of the Deformed Stagger-Jointed Segmental Tunnel Linings Strengthened by Epoxy-Bonded Filament Wound Profiles
Sign Up to like & getrecommendations! Published in 2022 at "Materials"
DOI: 10.3390/ma15196862
Abstract: A new type of Filament Wound Profiles (FWPs) have been applied to strengthen the deformed stagger-jointed segmental tunnel linings, and a full-scale test was carried out on the ultimate bearing capacity of the linings that… read more here.
Keywords: failure; wound profiles; stagger jointed; filament wound ... See more keywords