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青藏铁路适应气候变化的筑路工程技术

吴青柏 程国栋 马巍

气候变化研究进展2008,Vol.4Issue(z1):60-66,7.
气候变化研究进展2008,Vol.4Issue(z1):60-66,7.

青藏铁路适应气候变化的筑路工程技术

Railway Construction Techniques Adapting to Climate Warming in Permafrost Regions

吴青柏 1程国栋 1马巍1

作者信息

  • 1. State Key Laboratory of Frozen Soil Engineering,Cold and Arid Regions Environmental and Engineering Research Institute,Lanzhou 730000,China
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摘要

Abstract

The climate warming,which has an evident effect on the warm/ice-rich permafrost,should be considered in the engineering design of the Qinghai-Tibet Railway in permafrost areas.Based on the rule mentioned above,many design ideas and measures such as cooling embankment and controling of heat conduction,radiation and convection were proposed during the construction of the Qinghai-Tibet Railway to reduce the permafrost temperature and to reduce the impact of climate warming on the railway.These measures ensure the stability of the railway embankment in permafrost regions.

关键词

Qinghai-Tibet Railway/climate warming/railway construction

Key words

Qinghai-Tibet Railway/climate warming/railway construction

分类

天文与地球科学

引用本文复制引用

吴青柏,程国栋,马巍..青藏铁路适应气候变化的筑路工程技术[J].气候变化研究进展,2008,4(z1):60-66,7.

基金项目

This research was supported in part by the Outstanding Youth Foundation Project of the Natural Science Foundation of China(Grant No.40625004).The authors are grateful to Jiang Guanli for English editing of this article. (Grant No.40625004)

气候变化研究进展

OACSCDCSTPCD

1673-1719

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