| 张茹,王正中.季节性冻土地区衬砌渠道冻胀防治技术研究进展[J].干旱地区农业研究,2007,(3):236~240 |
| 季节性冻土地区衬砌渠道冻胀防治技术研究进展 |
| he progress of the research on the prevention and cure of the irrigation channel frozen injury in the seasonal frozen soil |
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| DOI：10.7606/j.issn.1000-7601.2007.03.49 |
| 中文关键词: 渠道冻胀机理 渠道冻胀预报模式 渠道冻胀力学模型 渠道冻胀防治措施 |
| 英文关键词:irrigation channel mechanics mould of frozen injury measures of the prevention and cure |
| 基金项目:国家冻土工程重点实验室基金(9901) |
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| 中文摘要: |
| 渠道冻胀破坏及其防治是我国北方季节性冻土地区渠道工程中的一个重要问题。本文从渠道冻胀破坏的机理、渠道冻胀预报模式、渠道冻胀力学模型研究和渠道冻胀防治措施等四个方面总结了我国近年来渠道冻胀防治技术的前沿研究成果。我国渠道冻胀防治技术已从单一材料向复合材料,单一结构向复合结构,半机械化向机械化方向发展。并对目前研究工作中存在的不足和今后应进一步开展研究的若干问题提出了8点建设性意见。 |
| 英文摘要: |
| The destroy,prevention and cure of the irrigation channel frozen injury are main problems of the seasonal frozen soil irrigation in the north of china.Four points: the theory,the forecast model,the mechanics mould and the measure of prevention and cure are reviewed in this paper.It also points out several existing problems and the direction that we exert for. |
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