A novel sustainable cooling system in a tunnel with high
For example, 15 tunnels of Sichuan-Tibet railway in China have experienced high geotemperature engineering geological problems (Zhao et al., 2021, Yong et al., 2021). For Sangzhuling Tunnel, the highest geotemperature of the surrounding rock is 89.6 °C, and the ambient temperature in the tunnel reaches 56 °C (Hu et al., 2021).
China starts the world''s hardest "Sky-High Road" project: Challenges and countermeasures for Sichuan-Tibet railway: The Innovation
The Sichuan-Tibet railway passes through the Chinese Loess Plateau-Sichuan-Yunnan ecological barrier, the Tibet plateau ecological barrier, the Qionglai mountain biodiversity reserve, and the Gonggashan national natural reserve.
The Construction of Sichuan-Tibet Railway is in Full Swing
So far, Qinghai-Tibet Railway has been the only railway to Tibet. The construction of it began in July, 1, 2006 and the railway had a distance of 1,956km. Taking Qinghai-Tibet train from Chengdu to Lhasa, passengers will spend 41:35 hours in the train. If one drives to Lhasa via China national highway 318 (G318), it normally takes 3 days.
Prediction of Potential Geothermal Disaster Areas along the
The Sichuan–Tibet Railway is under construction in a Mediterranean Himalayan subtropical zone. Around 15 tunnels are judged to have experienced geothermal disasters. The highest rock temperature measured during the excavation of the Sangzhuling Tunnel on the Lalin Railway was 86 °C. which together constitute thermal energy
Remote Sensing | Free Full-Text | Analyzing the Spatiotemporal
Vegetation dynamics and their responses to climate change are of significant spatial and temporal heterogeneity. The Sichuan–Tibet Railway (STR) is a major construction project of the 14th Five-Year Plan for Economic and Social Development of the People''s Republic of China that is of great significance to promoting the social and
Research on the Strategy on Improving Power Supply Capability
Some Tibet-related counties in Sichuan and Xizang Provinces are geographically remote, and it is difficult to extend large power grids to such areas, which will cost large
Development of an eco-friendly ultra-high performance
Request PDF | Development of an eco-friendly ultra-high performance concrete based on waste basalt powder for Sichuan-Tibet Railway | Generally, tunnel waste is stacked in the slag field nearby
Development of an eco-friendly ultra-high performance
1. Introduction. The Sichuan-Tibet Railway is a plateau railway that connects Sichuan Basin and Tibet Plateau. It is necessary to build many bridges and tunnels to overcome the high terraced elevations of the eastern margin in this project, which results in plenty of solid wastes from the tunnel excavation project, including broken
A Geospatial Analysis-Based Method for Railway Route Selection
Based on the results of the proposed methodology, glacier basin areas of 22 glacier canyons along the Sichuan–Tibet railway line are identified and a railway line selection method using favorable landforms developed by glaciers is presented, providing new guidance for railway route selection in marine glacial regions.
A route map of the Sichuan-Tibet railway.
The research set up a thin sheet model with a length of 350 mm and a width of 150 mm, with a 7 mm diameter hole and a pre-existing crack of 75 mm and 5 mm in the middle. The evolution of the
(PDF) Study on the Evaluation Method of Subgrade Slope
Finally, a section subgrade slope of the DHV area of the Sichuan-Tibet railway is selected as the evaluation object, and the green protection effect is evaluated to verify the applicability and
Sichuan Tibet Railway: Chengdu Lhasa Railway Under Construction
2.Ya''an-Kangding Section -. Length: about 344KM. Train Journey: about 2 hours. Current Status: Under Construction Now. Ya''an to Kangding Railway is the second segment of Sichuan Tibet Railway within Sichuan. It has been built from 2016 and planned to be complete after 7.5 years.
Sichuan–Tibet railway
Sichuan–Tibet railway. The Sichuan–Tibet railway, Sichuan–Xizang railway or Chuanzang railway ( simplified Chinese: ; traditional Chinese: ; pinyin: Chuānzàng Tiělù) is a high-elevation and the National first-class trunk railway in China that will connect Chengdu, the capital of Sichuan province, and Lhasa, the
A Review of Clean Energy Exploitation for Railway
According to the discussion of Cai Guotian et al. on Tibet''s energy situation, we propose the multi-energy complementation exploitation model along the Qinghai-Tibet railway and the Sichuan
A hybrid, self-adapting drag-lift conversion wind energy
The system contains three parts: a hybrid vertical axis wind turbine (VAWT), a power generation module, and an energy storage module. Equipped with variable
Traction power supply system of China high-speed railway under
The Sichuan-Tibet Railway, a significant strategic project in China, can be considered to fully exploit the advantages of wind, solar, and hydro resources on the
Scientific problems and research proposals for Sichuan–Tibet
Sichuan–Tibet railway tunnels can be divided into several types based on construction difficulties, geological environment characteristics, and risk levels. The
Tibet will fully support the construction of the Sichuan-Tibet Railway
The reporter learned that in 2023, Tibet will scientifically plan and promote the construction of major projects, actively cultivate and develop emerging industries, make characteristic industries bigger and stronger, and accelerate county economic development.
Energy Management Strategy of Microgrid based on Photovoltaic
development for the Sichuan-Tibet Railway, this article proposes that a microgrid can be conducted in the construction area of the Sichuan -Tibet Railway which will provide
Development of an eco-friendly ultra-high performance concrete based on waste basalt powder for Sichuan-Tibet Railway
Basalt powder (BP) used for UHPC is obtained by crushing waste basalt rocks from the tunnel construction sites of the Sichuan-Tibet railway in Qinghai-Tibet plateaus, Southwest China. The ore crusher breaks the waste basalt rocks and then is grounded by the lab-ball mill for the three different fineness (basalt powder BP1, fine
Construction of the Ya''an-Nyingchi section of the Sichuan-Tibet Railway
The Chengdu-Ya''an section of the Sichuan-Tibet Railway was put into operation in December 2018, and the construction of the Lhasa-Nyingchi section started in June 2015. The project is currently progressing smoothly. The newly-built main line from Ya''an to Linzhi is 1011 kilometers, with a design speed of 120 to 200 kilometers per hour.
A hybrid, self-adapting drag-lift conversion wind energy harvesting
The Sichuan-Tibet Railway was adopted as a case study to investigate the feasibility and the annual power generation of the proposed system is 57.651 MWh. Results illustrate that the proposed WEHS is feasible and practical for powering high-speed railway turnout monitoring on the Tibetan Plateau. As a novel energy storage device that can
A promising technology of cold energy storage using phase
PCM plates with heat exchange pipes are recommended for PCM energy storage units. Thus, the proposed novel tunnel cooling technology based on phase
Scientific problems and research proposals for Sichuan-Tibet railway tunnel construction
The Sichuan-Tibet railway construction has received significant attention from both China and abroad. The new section from Ya''an to Nyingchi is about 1,011 km long, including 72
A novel sustainable cooling system in a tunnel with high
Zhou et al. (2021) proposed an air-source extraction exchange system in Zilashan tunnel of Sichuan-Tibet railway project with high geotemperature, which effectively utilizes the high geotemperature and controls the freeze damage at the tunnel portals. These investigations provide a great contribution to geothermal energy
Study on the Evaluation Method of Subgrade Slope Green Protection
Since the environment of the DHV area of Sichuan-Tibet railway is very fragile, the environmental protection and ecological restoration of the area are the key issues in the construction of the railway. The study not only improves the lack of evaluation of the subgrade slope protection effect but also provides a theoretical basis for the
A New Power Supply Mode Applicable to Sichuan-Tibet Railway
Based on the combined co-phase traction power supply system, this paper proposes a distribution strategy for the target output value of the hybrid energy storage system.
Application Conceive of Distributed Microgrid in Zero
Taking the Sichuan-Tibet Railway as an example, taking full advantage of the rich solar energy resources of the plateau, this paper proposes the pure green energy supply
Land | Free Full-Text | Dynamic Integrated Ecological Assessment
Engineering activities along the Sichuan–Tibet Railway (STR) could cause land degradation and threaten the surrounding ecological security. It is crucial to evaluate the integrated land ecology during and after the construction of this project. This study assesses the land ecology along the STR corridor from 2000 to 2022 using a transfer matrix, the
Landslide Risk Along the Sichuan-Tibetan Railway | SpringerLink
The Sichuan-Tibet Railway spans the east of the Qinghai-Tibet Plateau which features active tectonic movements, complex lithology, steep terrains, diverse landforms, and sensitive climates. 379 collapses, 931 landslides, and 1,227 debris flows occupying by 7 types of landslides, 2 types of collapse and 5 types of mountain disaster
Sichuan rail transit investment exceed 1.1 trillion yuan in the next
From January to May 2021, the operating income of the rail transit industry in Sichuan Province reached 34.83 billion yuan, a year-on-year increase of 4.4%; the total profit realized was 1.17 billion yuan, a year-on-year increase of 37.6%. According to reports, the "Implementation Opinions" focus on scientific and technological innovation and
Sustainability | Free Full-Text | A Review of Clean
This study reviews clean energy exploitation in the railway transportation system and the distribution of renewable energy sources along the railway lines of China. The evaluation results show
Geothermal anomalies in the Xianshuihe area: Implications for
The Sichuan-Tibet Railway is a rare high-quality research base for exploring the scientific problems of engineering geology and geohazards of major green corridor projects and the theory of human
Study on emergency response model during construction of Sichuan-Tibet
Rapid and effective rescue to the affected areas can reduce casualties and property losses. Based on the interval planning theory, this paper studies the emergency rescue plan in the construction of Sichuan-Tibet railway considering the coordinated rescue of various transportation modes. We constructs a two-stage model of distributing
Study on emergency response model during construction of Sichuan-Tibet
During the construction of The Sichuan-Tibet railway, there is a risk of sudden natural disasters. Rapid and effective rescue to the affected areas can reduce casualties and property losses.
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