Analysis of tower foundation stability along the Qinghai-Tibet Power Transmission Line and impact of the route on the permafrost
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- 作者：Qihao Yua ; yuqh@lzb.ac.cn" class="auth_mail" title="E-mail the corresponding author ; Zhongqiu Zhangb ; Guoshang Wangc ; Lei Guoa ; Xinbin Wanga ; Pengfei Wangb ; Zhenghong Baob
- 关键词：Power transmission line ; Re-freezing process of foundation soils ; Foundation displacement ; Thermosyphon ; Permafrost
- 刊名：Cold Regions Science and Technology
- 出版年：2016
- 出版时间：January 2016
- 年：2016
- 卷：121
- 期：Complete
- 页码：205-213
- 全文大小：1321 K
文摘
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Re-freezing process of tower foundation soils and its impact factors are analyzed.
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Thermal regimes of tower foundation soils during a 4-year operation phase are analyzed.
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Displacement development of tower foundations and the mechanism are analyzed.
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Recommendations for construction and design of piles and footings are put forward.