使用工业污泥废弃物的烧土提高工程性能和对环境的影响
Amir Detho1, Aeslina Abdul Kadir2, Ahmad Shayuti1
1Faculty of Civil Engineering and Built Environment, University Tun Hussein Onn Malaysia (UTHM), Parit Raja, Batu Pahat, Johor, Malaysia.
Scientific reports
|February 9, 2025
概括
工业废物污泥可以安全地纳入,提高其强度并减少对环境的影响. 这种可持续的做法为建筑材料中更清洁的生产提供了具有成本效益的解决方案.
科学领域:
- 材料科学 材料科学 材料科学
- 环境工程 环境工程
- 可持续建筑 可持续建筑
背景情况:
- 工业废物污泥的产生在全球范围内带来了重大的环境和经济挑战.
- 建筑废料的可持续利用对于减轻环境影响至关重要.
- 采矿和生产行业正在寻找环保的替代原材料采购和废物管理.
研究的目的:
- 调查将工业废物污泥纳入烧土的可行性.
- 评估添加污泥对的性能和环境安全的影响.
- 评估废物污泥作为制造中的可持续和成本效益的原材料的潜力.
主要方法:
- 使用X射线光光谱法 (XRF) 分析粘土土壤和污泥的化学成分.
- 制造时使用不同百分比的机体磨砂泥 (BS) 和抛光泥 (PS).
- 除了室内空气质量评估外,还进行了物理,机械和透性测试 (TCLP,SPLP,SLT).
主要成果:
- 粘土土和马赛克污泥显示SiO2和Al2O3含量高,适合部分替代.
- 结合高达30%的BS和PS提高了压力强度 (高达25N/mm2),减少了收缩,并增加了多孔性.
- 透性测试证实符合USEPA和EPAV重金属标准,室内空气质量符合ICOP-IAQ指南.
结论:
- 废物污泥,特别是BS和PS,可以有效地作为制造中的替代原料.
- 由此产生的具有增强的技术性能,并符合严格的环境安全标准.
- 这种方法提供了一个可持续的,具有成本效益的解决方案,与可持续发展目标保持一致,促进更清洁的生产.
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