[HTML][HTML] Permafrost changes and engineering stability in Qinghai-Xizang Plateau

QB Wu, FJ Niu - Chinese Science Bulletin, 2013 - Springer
Climate change and engineering activities are the leading causes of permafrost temperature
increase, active layer thickening, and ground-ice thaw, which trigger changes in the …

Research progress and prospect of frozen soil engineering disasters

H Chen, X Gao, Q Wang - Cold Regions Science and Technology, 2023 - Elsevier
With the expansion of engineering activities, numerous major projects are gradually
emerging in frozen soil regions. However, due to the unique engineering properties of …

Application of the roadbed cooling approach in Qinghai–Tibet railway engineering

G Cheng, Z Sun, F Niu - Cold regions science and technology, 2008 - Elsevier
The Qinghai–Tibet Railway goes through 550 km of permafrost, half of which is classified as
“warm” permafrost with a mean annual ground temperature ranging from 0 to− 1° C. The …

Evaluating the performance of a novel ventilated embankment structure in warm permafrost regions by numerical simulation

Z Zhu, Z He, F Luo, B Luo, C Tang, Z Zou, Z Guo… - Cold Regions Science …, 2023 - Elsevier
Conventional ventilated embankments are commonly used on the Qinghai-Tibet Railway to
reduce embankment settlement. However, the shortcoming of these systems may make …

Rapid permafrost thaw under buried oil pipeline and effective solution using a novel mitigative technique based on field and laboratory results

Y Cao, W Ma, G Li, K Gao, C Li, D Chen… - Cold Regions Science …, 2024 - Elsevier
Abstract The China–Russia crude oil pipeline (CRCOP) has been in operation for over 10
years. In order to obtain the necessary data for pipeline research and provide real-time …

Air-convection-reflective sheds: A mitigation technique that stopped degradation and promoted permafrost recovery under the Alaska Highway, south-western Yukon …

S Gagnon, D Fortier, M Sliger, K Rioux - Cold Regions Science and …, 2022 - Elsevier
This study tested the efficacy of air-convection-reflective sheds (ACRS) installed along the
Alaska Highway in Yukon (Canada) as a mitigation technique to reduce heat absorption …

Freeze–thaw properties and long-term thermal stability of the unprotected tower foundation soils in permafrost regions along the Qinghai–Tibet Power Transmission …

G Li, Q Yu, W Ma, Z Chen, Y Mu, L Guo… - Cold Regions Science and …, 2016 - Elsevier
Many of the unprotected tower footings along the Qinghai–Tibet Power Transmission Line
(QTPTL) were buried by open excavation in thaw-unstable permafrost. Their thermal stability …

Forecasting the oil temperatures along the proposed China–Russia Crude Oil Pipeline using quasi 3-D transient heat conduction model

G Li, Y Sheng, H Jin, W Ma, J Qi, Z Wen… - Cold Regions Science …, 2010 - Elsevier
The China–Russia Crude Oil Pipeline (CRCOP) faces significant challenges due to
differential frost heaving and thaw settlement resulting from significant variations of oil …

Development of freezing–thawing processes of foundation soils surrounding the China–Russia Crude Oil Pipeline in the permafrost areas under a warming climate

G Li, Y Sheng, H Jin, W Ma, J Qi, Z Wen… - Cold Regions Science …, 2010 - Elsevier
The proposed China–Russia Crude Oil Pipeline (CRCOP) will be subjected to strong frost
heave and thaw settlement of the surrounding soil as it traverses permafrost and seasonally …

[HTML][HTML] Proposal of a new method for controlling the thaw of permafrost around the China–Russia crude oil pipeline and a preliminary study of its ventilation capacity

Y Cao, G Li, G Wu, D Chen, K Gao, L Tang, H Jia… - Water, 2021 - mdpi.com
The China–Russia crude oil pipeline (CRCOP) has been in operation for over ten years.
Field observation results have shown that a thaw bulb has developed around the CRCOP …