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Keywords: foundation
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Journal Articles
Article Type: Research-Article
J. Heat Transfer. November 2020, 142(11): 111401.
Paper No: HT-19-1380
Published Online: September 18, 2020
...Daqian Zhang; Xili Duan In some northern regions, power transmission lines are built with metal tower footings buried in the permafrost. With a high thermal conductivity, the tower footing has a significant thermal effect on the foundation and the nearby permafrost. Heat transfer models were...
Journal Articles
Article Type: Research Papers
J. Heat Transfer. January 2010, 132(1): 011301.
Published Online: October 26, 2009
...X. Duan; G. F. Naterer Conventional ground surface insulation can be used to protect power line foundations in permafrost regions from the adverse effects of seasonal freezing and thawing cycles. But previous studies have shown ineffective thermal protection against the receding permafrost...