| 高性能混凝土在沿空留巷巷旁充填中的应用 |
| |
| 引用本文： | 刘光强.高性能混凝土在沿空留巷巷旁充填中的应用[J].煤炭科学技术,2011,39(12):13-15,19. |
| |
| 作者姓名： | 刘光强 |
| |
| 作者单位： | 山西西山煤电集团有限责任公司金信公司,山西太原,030200 |
| |
| 摘 要： | 通过分析研究屯兰矿18205工作面采用高性能混凝土进行沿空留巷巷旁充填支护试验情况,总结了材料的组成、性能特点和充填体构造与充填工艺要求,并对存在的问题及产生的原因进行了分析,提出了治理对策和预防措施。结果表明：高性能混凝土具有良好力学性能,可用于井下沿空留巷巷旁充填支护。充填体按高宽比1.0∶0.7,并配以适当的构造钢筋,对已充填体的墙体裂缝可采用无机注浆材料堵漏,高性能混凝土作巷旁充填材料,充填体稳定性好,可在沿空留巷巷旁充填支护中推广应用。
|
| 关 键 词： | 高性能混凝土 沿空留巷 巷旁充填 充填隔离体 |
Application of High Performance Concrete to Backfilling Along Side of Gateway Retained Along Goaf |
| |
| LIU Guang-qiang.Application of High Performance Concrete to Backfilling Along Side of Gateway Retained Along Goaf[J].Coal Science and Technology,2011,39(12):13-15,19. |
| |
| Authors: | LIU Guang-qiang |
| |
| Affiliation: | LIU Guang-qiang(Jinxin Company,Shanxi Xishan Coal and Electric Power Group Corporation,Taiyuan 030200,China) |
| |
| Abstract: | With the analysis and study on the high performance concrete applied to thegateway side backfilling and support trial along the gateway retained along goaf of No.18205 coal mining face in Tunlan Mine,the paper summarized the composition,performances and features of the material and the requirements of the backfilled wall structure and backfill technology.The paper analyzed the existed problems and occurrence causes.The provided the control countermeasures and prevention measures.The results showed that the ... |
| |
| Keywords: | high performance concrete gateway retained along goaf backfilling along gateway side backfilled insolated wall |
| 本文献已被 CNKI 万方数据 等数据库收录！ |
|
