期刊论文

Experimental Study on Simultaneous Biological Denitrification of a Metal Tailing Sand During Grouting Reinforcement by Microbial

中文

南华大学学报(自然科学版)

1673-0062

2022

36

6

22-28,98

10.19431/j.cnki.1673-0062.2022.06.004

52274167:国家自然科学基金 2021SK1050:湖南省技术攻关揭榜挂帅项目 22B0410:湖南省教育厅资助科研项目 20B496:湖南省教育厅资助科研项目 2020SK2024:湖南省高新技术产业科技创新引领计划项目 202150063769:衡阳市科技创新计划项目 2022JJ40374:湖南省自然科学基金项目

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为妥善处理微生物注浆加固过程中生成终产物氨氮(NH+4),避免造成土壤污染,需进行同步生物脱氮。设计了尾砂体注浆加固装置,采用前期筛选培育出的共生硝化反硝化菌开展微生物注浆加固...展开更多 为妥善处理微生物注浆加固过程中生成终产物氨氮(NH+4),避免造成土壤污染,需进行同步生物脱氮。设计了尾砂体注浆加固装置,采用前期筛选培育出的共生硝化反硝化菌开展微生物注浆加固尾砂试验,对比分析尾砂注浆试验结果表明:引入同步脱氮后微生物注浆加固尾砂过程中氨氮浓度与空白对照组相比有一定程度的降低,但没有明显降低;引入生物脱氮作用对微生物注浆加固尾砂试样应力随应变增长趋势与峰值应力没有...

Simultaneous biological denitrification is required for proper treatment of ammonia nitrogen(NH+4) generated during the microbial grouting reinforcement process, to avoid soil contamination. The grouting reinforcement device for the tailing sand bo...MORE Simultaneous biological denitrification is required for proper treatment of ammonia nitrogen(NH+4) generated during the microbial grouting reinforcement process, to avoid soil contamination. The grouting reinforcement device for the tailing sand body was designed, and the microbial grouting reinforced tailing sand experiment was carried out w...