Thermal stabilization of duct-ventilated railway embankments in permafrost regions using ripped-rock revetment
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- 作者：Hou Yandonga ; c ; Wu Qingbaia ; b ; qbwu@lzb.ac.cn" class="auth_mail" title="E-mail the corresponding author ; Niu Fujuna ; b ; Liu Yongzhia ; b
- 关键词：Qinghai&ndash ; Xizang Railway ; Duct-ventilated embankment ; Ripped-rock revetment ; Artificial permafrost table ; Cooling effects
- 刊名：Cold Regions Science and Technology
- 出版年：2015
- 出版时间：December 2015
- 年：2015
- 卷：120
- 期：Complete
- 页码：145-152
- 全文大小：2000 K
文摘
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Remedying effect to the temperature field of high and low-positioned duct-ventilated embankment is investigated.
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Thermal character and sunny and shady effect of different conducted duct-ventilated embankments are analyzed.
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Variation of the temperature decreasing range after the remedy is presented.
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A further movement of the artificial permafrost table is found after the remedy.