根据建筑的可持续方法,分析稳定基层类型土壤的机械性能
Pedro Gallego-Quintana1,2, Omar Farid Ojeda-Farias3, Alexander Alvarez-Rosario2
1Facultad de Ingeniería Mecánica Eléctrica Xalapa-FIME, Universidad Veracruzana, Circuito G. Aguirre Beltrán S/N, Lomas del Estadio, Xalapa 91000, Veracruz, Mexico.
Materials (Basel, Switzerland)
|October 14, 2023
概括
本研究探讨了使用甘包灰 (SCBA) 代替普通波特兰水泥 (OPC) 的可持续土壤稳定. 25%的SCBA替代维持了土壤的机械性能,减少了水泥的使用,而100%的SCBA提高了土壤的强度.
科学领域:
- 土木工程 土木工程是指土木工程.
- 材料科学 材料科学 材料科学
- 环境工程 环境工程
背景情况:
- 土壤稳定对于基础设施发展至关重要.
- 普通波特兰水泥 (OPC) 是一种常见但碳密集型稳定剂.
- 需要可持续的替代品来减少对环境的影响.
研究的目的:
- 研究用OPC和甘袋灰 (SCBA) 稳定土壤的机械性能.
- 通过SCBA替代来评估减少OPC含量的可行性.
- 评估SCBA作为一个可持续的土壤稳定剂的潜力,用于下层应用.
主要方法:
- 准备的土壤样本含有不同百分比的OPC (3%, 5%, 7%).
- OPC部分被SCBA以25%,50%和75%的比例 (按稳定剂的重量) 取代.
- 进行了压缩,压力强度和加利福尼亚轴承比率 (CBR) 测试.
主要成果:
- 25%的SCBA替代OPC产生了与纯OPC稳定相当的机械性能.
- 较高的SCBA替代水平 (高达75%) 显示了显著OPC减少的潜力.
- 100%的SCBA替代改善了不稳定的土壤的CBR.
结论:
- 甘包灰 (SCBA) 是土壤稳定中的普通波特兰水泥 (OPC) 的可行的部分替代品.
- 将OPC部分替换为SCBA可以在不影响机械性能的情况下降低水泥消耗.
- 作为一种环保材料,SCBA显示出有前途的潜力,用于增强地下层的土壤特性.
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