Search Results - "Chengping Zhang"

Face stability analysis of shallow circular tunnels in cohesive–frictional soils by Zhang, Chengping, Han, Kaihang, Zhang, Dingli

“…•Numerical simulations (3D) are performed to analyze the tunnel face stability.•A new 3D failure mechanism is proposed based on limit analysis theory.•Failure…”
Get full text

Face stability analysis of a shallow horseshoe-shaped shield tunnel in clay with a linearly increasing shear strength with depth by Zhang, Chengping, Li, Wei, Zhu, Wenjun, Tan, Zhibiao

“…•A continuous velocity field for a horseshoe-shaped shield tunnel is proposed.•The proposed horseshoe-shaped model effectively improves the face stability.•An…”
Get full text

Face stability of shield tunnels considering a kinematically admissible velocity field of soil arching by Wei Li, Chengping Zhang, Dingli Zhang, Zijian Ye, Zhibiao Tan

“…Existing mechanism of simulating soil movement at tunnel face is generally based on the translational or rotational velocity field, which is, to some extent,…”
Get full text

Propagation of corrosion-induced cracks of the RC beam exposed to marine environment under sustained load for a period of 26 years by Zhu, Wenjun, François, Raoul, Zhang, Chengping, Zhang, Dingli

“…This paper presents the corrosion-induced cracking process of a corroded reinforced concrete beam exposed to a chloride environment for 26. years. The cracking…”
Get full text

Technological impact on language anxiety dynamic by Xiangming, Li, Liu, Meihua, Zhang, Chengping

“…Insufficient information was generated from the existing literature of cross-sectional studies about the changes of language learning anxiety, especially in…”
Get full text

The Relationship between Parenting Styles and Adolescents' Social Anxiety in Migrant Families: A Study in Guangdong, China by Xu, Jihong, Ni, Shiguang, Ran, Maosheng, Zhang, Chengping

“…Previous studies indicated that parenting styles were important influencing factors for the development of children's well-being. It is known that mass…”
Get full text

Principle of a low-frequency transient electromagnetic radar system and its application in the detection of underground pipelines and voids by Ye, Zijian, Zhang, Chengping, Ye, Ying

“…•A new method for detecting underground pipelines and voids was proposed.•A transient electromagnetic radar (TER) system was developed.•Variations of apparent…”
Get full text

Response mechanism of metro tunnel structure under local collapse in loess strata by Qiu, Junling, Fan, Feifei, Zhang, Chengping, Lai, Jinxing, Wang, Ke, Niu, Fangyuan

“…Due to the frequent occurrence of large-scale water gushing accidents in loess metro tunnels under local water environment, which seriously affects the safety…”
Get full text

Partial collapse mechanism of a horseshoe-shaped tunnel face in layered soils by Wang, Saixu, Zhang, Chengping, Li, Wei, Tu, Shiqin, Wang, Libin, Jin, Zixian

“…Layered soils are becoming increasingly common in tunnel construction. In order to investigate the stability of horseshoe-shaped tunnel face in layered soils,…”
Get full text

Influence of Loose Contact between Tunnel Lining and Surrounding Rock on the Safety of the Tunnel Structure by Ye, Zijian, Zhang, Chengping

“…The improvement of the contact state between the surrounding rock and tunnel lining, such as the effect of back-fill grouting behind lining, was important for…”
Get full text

Face stability analysis of a shield tunnel excavated along inclined strata by Li, Wei, Zhang, Chengping, Tu, Shiqin, Chen, Wen, Ma, Mengshuo

“…The horizontally layered or even inclined strata are often encountered in practical shield tunneling. The influence of inclined strata on face stability of…”
Get full text

Quantum geometry quadrupole-induced third-order nonlinear transport in antiferromagnetic topological insulator MnBi2Te4 by Li, Hui, Zhang, Chengping, Zhou, Chengjie, Ma, Chen, Lei, Xiao, Jin, Zijing, He, Hongtao, Li, Baikui, Law, Kam Tuen, Wang, Jiannong

“…The study of quantum geometry effects in materials has been one of the most important research directions in recent decades. The quantum geometry of a material…”
Get full text

Study on the performance of the new composite thermal insulation lining for the railway operational tunnel in cold regions by Wang, Libin, Zhang, Chengping, Cui, Guangyao, Wang, Xuelai, Ye, Zijian

“…In railway tunnels located in cold regions, frost damage is constantly emerging, which seriously affects the safety of railway tunnel operations. While having…”
Get full text

Stability Analysis of a Slurry Trench in Cohesive-Frictional Soils by Li, Wei, Zhang, Chengping

“…The slurry trench has become increasingly common in underground engineering and the stability of a slurry trench has been an important design issue. Although…”
Get full text

Substitution Effects on the Reactivity and Thermostability of Five-Membered Ring Fluorides by Zhang, Tongyun, Zhang, Chengping, Ma, Xiaoxun, Quan, Hengdao

“…Recently, five-membered ring fluorides (c-C5Fs) have been significantly desirable in green chlorofluorocarbon substitutes due to their practically flexible…”
Get full text

Analytical Prediction for Tunnel-Soil-Pile Interaction Mechanics based on Kerr Foundation Model by Zhang, Zhiguo, Zhang, Chengping, Jiang, Kangming, Wang, Zhiwei, Jiang, Yunjuan, Zhao, Qihua, Lu, Minghao

“…Existing analytical method to predict tunneling-induced pile deformation is generally based on the Winkler foundation model that neglects shear effects of…”
Get full text

Numerical Study and Field Monitoring of the Ground Deformation Induced by Large Slurry Shield Tunnelling in Sandy Cobble Ground by Zhang, Chengping, Zhu, Wenjun, Cai, Yi

“…This paper presents the ground deformation induced by the large slurry shield tunnelling with a diameter of about 12 m in urban areas, which may challenge the…”
Get full text

Enhancing lung cancer diagnosis with data fusion and mobile edge computing using DenseNet and CNN by Zhang, Chengping, Aamir, Muhammad, Guan, Yurong, Al-Razgan, Muna, Awwad, Emad Mahrous, Ullah, Rizwan, Bhatti, Uzair Aslam, Ghadi, Yazeed Yasin

“…The recent advancements in automated lung cancer diagnosis through the application of Convolutional Neural Networks (CNN) on Computed Tomography (CT) scans…”
Get full text

Mechanical Behavior of Double-Arch Tunnels under the Effect of Voids on the Top of the Middle Wall by Min, Bo, Zhang, Xu, Zhang, Chengping, Gong, Yanping, Yuan, Tengfei

“…Voids behind linings may affect the safety and performance of structures. In this paper, the applicability of the extended finite element method for simulating…”
Get full text

Complex Analysis of Ground Deformation and Stress for a Shallow Circular Tunnel with a Cavern in the Strata considering the Gravity Condition by Yang, Gongbiao, Zhang, Chengping, Cai, Yi, Min, Bo

“…In the urban strata, the caverns appear inevitably due to the leakage of pipelines, the constructions of underground structures and other factors. For shallow…”
Get full text