A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Synchronous grouting material for subway shield tunnel in water-rich karst area as well as preparation method and application of synchronous grouting material
The invention discloses a synchronous grouting material for a subway shield tunnel in a water-rich karst area as well as a preparation method and application of the synchronous grouting material, and the synchronous grouting material comprises the following components in parts by weight: 30-40 parts of Portland cement clinker, 22.5-30 parts of fly ash, 2.5-5 parts of desulfurized gypsum, 5-7.5 parts of expansive soil, 5-7.5 parts of silica fume, 20-25 parts of thermal activation treatment electrolytic manganese residue, 0.3-2.5 parts of an additive regulator I and 3-3.75 parts of an additive regulator II, a new way of green building material utilization of the manganese residues is achieved, and the problem that the environment is polluted due to accumulation of the electrolytic manganese residues is effectively solved; the grouting material provided by the invention has the advantages of high groutability, good fluidity, slight volume expansion and strong stone body impermeability.
本发明公开了一种富水岩溶地区地铁盾构隧道同步注浆材料及制备方法和应用，按重量份算包括硅酸盐水泥熟料30～40份，粉煤灰22.5～30份，脱硫石膏2.5～5份，膨胀土5～7.5份，硅灰5～7.5份，热活化处理电解锰渣20～25份，外掺调节剂一0.3～2.5份，外掺调节剂二3～3.75份，本发明实现了锰渣绿色建材化利用新途径，有效缓解电解锰渣堆积污染环境的问题；本发明注浆材料具有可注性高、流动性好、体积微膨胀、结石体抗渗性强的问题。
Synchronous grouting material for subway shield tunnel in water-rich karst area as well as preparation method and application of synchronous grouting material
The invention discloses a synchronous grouting material for a subway shield tunnel in a water-rich karst area as well as a preparation method and application of the synchronous grouting material, and the synchronous grouting material comprises the following components in parts by weight: 30-40 parts of Portland cement clinker, 22.5-30 parts of fly ash, 2.5-5 parts of desulfurized gypsum, 5-7.5 parts of expansive soil, 5-7.5 parts of silica fume, 20-25 parts of thermal activation treatment electrolytic manganese residue, 0.3-2.5 parts of an additive regulator I and 3-3.75 parts of an additive regulator II, a new way of green building material utilization of the manganese residues is achieved, and the problem that the environment is polluted due to accumulation of the electrolytic manganese residues is effectively solved; the grouting material provided by the invention has the advantages of high groutability, good fluidity, slight volume expansion and strong stone body impermeability.
本发明公开了一种富水岩溶地区地铁盾构隧道同步注浆材料及制备方法和应用，按重量份算包括硅酸盐水泥熟料30～40份，粉煤灰22.5～30份，脱硫石膏2.5～5份，膨胀土5～7.5份，硅灰5～7.5份，热活化处理电解锰渣20～25份，外掺调节剂一0.3～2.5份，外掺调节剂二3～3.75份，本发明实现了锰渣绿色建材化利用新途径，有效缓解电解锰渣堆积污染环境的问题；本发明注浆材料具有可注性高、流动性好、体积微膨胀、结石体抗渗性强的问题。
Synchronous grouting material for subway shield tunnel in water-rich karst area as well as preparation method and application of synchronous grouting material
富水岩溶地区地铁盾构隧道同步注浆材料及制备方法和应用
WU ZHONGHU (author) / SONG HUAILEI (author) / CUI HENGTAO (author) / WANG WENTAO (author) / YANG CHAO (author) / REN NUO (author)
2022-03-29
Patent
Electronic Resource
Chinese
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