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Showing 14 of 14 academic articles

Evolution characteristics of seepage-stress fields and optimization of waterproof-drainage system during operation period of urban tunnels with small interval

CHEN Ziquan 1 , HE Chuan 1, YU Bingxin 1, LI Zheng 1, 2, ZHANG Hang 2, LIU Maoyi 2 • Yantu gongcheng xuebao (2025)

The long-term structural safety issues of water-rich tunnels under complex hydrogeological conditions during operation period and their mutual interaction mechanism with groundwater environment are receiving increasing attention. To study t...

DOAJ Open Access (DOAJ) DOI: 10.11779/CJGE20240323

The effect of freeze-thaw cycles on the frost resistance of energy tunnels in cold regions

Yue Guo, Chenglong Wang, Abdelmalek Bouazza, Xuanming Ding et al. • Case Studies in Thermal Engineering (2026)

Seasonal temperature fluctuations in cold regions induce freeze–thaw cycles that can significantly impact the structural safety and maintenance of tunnels. This study uses the Daban Mountain Tunnel as a case study to develop a full-scale nu...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.csite.2026.108518

Predicting Method for Lining External Water Pressure Reduction Coefficient Based on Equivalent Stable Drainage Volume Principle

GAO Xin, FENG Shijie, ZHANG Lianqing • Chengshi guidao jiaotong yanjiu (2025)

[Objective] By establishing a numerical seepage analysis model that aligns with real drainage systems and introducing the concept of a ′virtual permeability coefficient′ for secondary lining, the objective is to delve into the correlation b...

DOAJ Open Access (DOAJ) DOI: 10.16037/j.1007-869x.2025.03.050

Accuracy Analysis of Convergence Monitoring in Twin-tube Shield Tunnels Using Mobile Laser Scanning

WANG Xinhong, XIA Caichu, HU Guojin, WU Ting et al. • Chengshi guidao jiaotong yanjiu (2025)

[Objective] Mobile 3D laser scanning technology is widely applied in single-tube tunnel monitoring due to its excellent measurement efficiency and high accuracy. However, the application of this technology for deformation monitoring in twin...

DOAJ Open Access (DOAJ) DOI: 10.16037/j.1007-869x.20230782

Comparison between electrical resistivity tomography and tunnel seismic prediction 303 methods for detecting the water zone ahead of the tunnel face: A case study

Dastanboo Nima, Li Xiao-Qing, Gharibdoost Hamed • Open Geosciences (2020)

In deep tunnels with hydro-geological conditions, it is paramount to investigate the geological structure of the region before excavating a tunnel; otherwise, unanticipated accidents may cause serious damage and delay the project. The purpo...

DOAJ Open Access (DOAJ) DOI: 10.1515/geo-2020-0193

Effect of Tunnel Ventilation on Hydrogen Dispersion From Leaks in Hydrogen Fuel Cell Trucks

Limin Geng, Shiyu Shan, Zongxue Yan, Nan Gao et al. • Energy Science & Engineering (2026)

ABSTRACT The widespread adoption of hydrogen fuel cell trucks (HFCTs) depends on addressing hydrogen safety concerns, particularly in confined spaces like tunnels, where effective ventilation is crucial to prevent accumulation during leaks....

DOAJ Open Access (DOAJ) DOI: 10.1002/ese3.70547

Implementation of a Tunnel System for Scaling-Out High-Quality Cassava Planting Material

Jazmín Vanessa Pérez-Pazos, Deimer Fuentes-Cassiani, Sol-Mara Regino, Jorge-Luis García et al. • Plants (2025)

The production of high-quality cassava planting material is a key strategy for mitigating the spread of pests and diseases. To promote the adoption of such strategies by farmers, it is essential to strengthen local capacities through knowle...

DOAJ Open Access (DOAJ) DOI: 10.3390/plants14192983

Pré-localisation des données pour la modélisation 3D de tunnels : développements et évaluations

Christophe Heinkelé, Pierre Charbonnier, Philippe Foucher, Emmanuel Moisan • Revue Française de Photogrammétrie et de Télédétection (2020)

Le présent article décrit l'implémentation d'une méthode de pré-location décimétrique d'images au sein de grands volumes de données dans des tunnels navigables et routiers. Elle repose sur une technique d'odométrie visuelle simplifiée, ce q...

DOAJ Open Access (DOAJ) DOI: 10.52638/rfpt.2019.440

Design, analysis, and experimental research on installation robot for hanging column

Xiaoqiang Wang, Xijing Zhu, Xiang Li, Jingyu Yang • Scientific Reports (2026)

Abstract To address the challenges of labor-intensive operations, high safety risks, and low operational efficiency in the installation of hanging columns within tunnels, we propose a robotics-based mechanized and automated solution. First,...

DOAJ Open Access (DOAJ) DOI: 10.1038/s41598-026-54684-w

Effect of the Double-Line Spiral Tunnel Curvature on the Tunnel Construction Stability

Chao Zhang, Chao Wang, Xibin Niu, Shaoqiang Zhang et al. • Advances in Civil Engineering (2020)

In the construction of mountain highway, in order to avoid complicated geology and adapt to the requirements of the terrain of the large height difference and the large slope, the double-line spiral tunnels are gradually applied. The purpos...

DOAJ Open Access (DOAJ) DOI: 10.1155/2020/8827806

Zero Trust VPN (ZT-VPN): A Systematic Literature Review and Cybersecurity Framework for Hybrid and Remote Work

Syed Muhammad Zohaib, Syed Muhammad Sajjad, Zafar Iqbal, Muhammad Yousaf et al. • Information (2024)

Modern organizations have migrated from localized physical offices to work-from-home environments. This surge in remote work culture has exponentially increased the demand for and usage of Virtual Private Networks (VPNs), which permit remot...

DOAJ Open Access (DOAJ) DOI: 10.3390/info15110734

Architectural Framework to Enhance Image-Based Vehicle Positioning for Advanced Functionalities

Iosif-Alin Beti, Paul-Corneliu Herghelegiu, Constantin-Florin Caruntu • Information (2024)

The growing number of vehicles on the roads has resulted in several challenges, including increased accident rates, fuel consumption, pollution, travel time, and driving stress. However, recent advancements in intelligent vehicle technologi...

DOAJ Open Access (DOAJ) DOI: 10.3390/info15060323