煤矸石粗集料混凝土配合比設(shè)計(jì)及性能研究
發(fā)布時(shí)間:2018-03-20 06:07
本文選題:煤矸石 切入點(diǎn):集料 出處:《煤炭技術(shù)》2017年10期 論文類型:期刊論文
【摘要】:以煤矸石粗細(xì)骨料為研究對(duì)象,通過理論分析與試驗(yàn)研究,對(duì)不同熱活化活性與原狀煤矸石進(jìn)行研究,分析了煤矸石集料取代率、水灰比等對(duì)混凝土的力學(xué)性能的影響,為煤矸石作為混凝土集料的選用原則提供科學(xué)的理論基礎(chǔ),對(duì)推廣煤矸石集料混凝土的實(shí)際應(yīng)用有著重要的意義。
[Abstract]:Taking the coarse and fine aggregate of coal gangue as the research object, through theoretical analysis and experimental study, the different thermal activation activity and the original coal gangue are studied, and the influence of coal gangue aggregate substitution rate and water-cement ratio on the mechanical properties of concrete is analyzed. It is of great significance to popularize the practical application of coal gangue aggregate concrete by providing a scientific theoretical basis for the selection principle of coal gangue as concrete aggregate.
【作者單位】: 河北建材職業(yè)技術(shù)學(xué)院;
【分類號(hào)】:TD849.5;TU528.04
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本文編號(hào):1637815
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