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Position: Home > Articles > Comparison of different construction techniques for the catchment area with soil stabilizer Transactions of the Chinese Society of Agricultural Engineering 2006,22 (10) 81-85

土壤固化剂集流面不同施工工艺比较

作  者:
樊恒辉;高建恩;吴普特;鞠伟;孙胜利
单  位:
海威建材厂;西北农林科技大学水利与建筑工程学院
关键词:
土壤固化剂;集流面;施工工艺;集流效率;粗糙系数
摘  要:
土壤固化剂以土壤为固结对象,具有就地取材、减少砂石量和节省工程造价等优点,在集雨工程特别是集流面建设中具有广阔的应用前景。该文在提出固化剂集流面施工工艺分类的基础上,阐述了干硬性-整体施工-固化剂浆液收光、干硬性-整体施工-自然收光、干硬性-砌块施工、塑性-整体施工-自然收光等4种不同施工工艺的技术要求。通过测定集流面的集流效率和粗糙系数,认为固化剂集流面的集流效率达到90%以上,表面粗糙系数在0.011~0.014之间。与混凝土集流面比较,固化剂集流面的建造成本可节约40%以上。试验结果表明:砌块施工工艺在未来固化剂集流面的发展应用中具有重要的地位和价值;单一用途的集流面应考虑塑性施工工艺;表面采用固化剂浆液收光有利于降低集流面的粗糙系数和表面干缩裂缝。
译  名:
Comparison of different construction techniques for the catchment area with soil stabilizer
作  者:
Fan Henghui~(1,2),Gao Jian'en~(1,2※),Wu Pute~(1,2),Ju Wei~1,Sun Shengli~3(1.College of Water Conservancy and Architectural Engineering,Northwest Sci-Tech University of Agriculture and Forestry,Yangling 712100,China;2.Research Center of Soil and Water Conservation and Ecological Environment,Chinese Academy of Sciences and Ministry of Education,Yangling 712100,China;3.Highway Factory of Building Material,Gongyi Henan 452100,China)
关键词:
soil stabilizer;catchment area;construction technique;rainwater harvesting efficiency;coefficient of roughness
摘  要:
Soil stabilizer can solidify all kinds of soils and has many advantages such as using local materials, reducing sandstone dosage and saving engineering cost,so it has a wide applied prospect in water-harvesting system,especially in catchment area.Based on the classification of stabilized-soil catchment area,four different construction techniques,namely,stiff-monolithic-smoothing with soil stabilizer slurry technique,stiff-monolithic-natural smoothing technique,stiff-brick technique and plastic-monolithic-natural smoothing technique,were analyzed.The rainwater harvesting efficiencies of catchment area with different construction techniques were above 90% and the coefficients of roughness were 0.011~0.014.Compared with concrete catchment area,the cost of stabilized-soil catchment area could reduce at least 40%.Results show that stiff-brick technique has an important position and value in future development and application,and plastic technique should be utilized in the only-one cachment area and the technique of smoothing with soil stabilizer slurry is very useful to reduce the coefficient of roughness and the shrinkage on the surface.

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