节能地质聚合物墙面板:优化机械,热和声学性能,以实现可持续建筑
Nidhya Rathinavel1, Abdul Aleem2, Mohamed Ismail2
1Engineering Materials Laboratory, Department of Civil Engineering, PSG Institute of Technology and Applied Research, Neelambur, Coimbatore, 641 062, India. nidhya@psgitech.ac.in.
Scientific reports
|July 16, 2025
概括
这项研究开发了地质聚合物复合材料,使用地面颗粒高炉渣 (GGBS) 和废造砂 (WFS) 进行可持续建筑. 结果显示了增强的机械,热和声学性能,使它们成为先进建筑材料的理想选择.
科学领域:
- 材料科学 材料科学 材料科学
- 土木工程 土木工程是指土木工程.
- 可持续建筑 可持续建筑
背景情况:
- 在先进建筑中,对可持续和多功能建筑材料的需求日益增加.
- 需要创新的复合材料,具有卓越的机械,热和声学性能.
研究的目的:
- 分析地质聚合物复合材料在建筑应用中的潜力.
- 调查不同混合设计对材料性能的影响.
- 开发可持续和多功能建筑材料.
主要方法:
- 开发了五种地质聚合物复合混合物设计 (M1-M5),使用磨砂颗粒高炉渣 (GGBS),废造砂 (WFS),白石和子纤维.
- 多样化的WFS (5-25wt%) 和化石含量 (40-20wt%),同时保持恒定的液体与粘合剂比率 (L/B = 0.4) 和子纤维含量 (5wt%).
- 评估材料性能包括密度,吸水能力,压力强度,屈曲强度,导热率和声学性能 (声音吸收系数 - SAC,降噪系数 - NRC).
主要成果:
- 密度范围从1302到2032公斤/米3.
- 水的吸收率从23%下降到9%.
- 压力强度从6.52 MPa增加到20.0 MPa,曲强度从2.9 MPa增加到7.0 MPa,随着WFS的增加,表明结构完整性得到改善.
- 导热率从0.1222到0.1652W/m·K.不等.
- 声音吸收系数 (SAC) 达到0.41,NRC在0.23到0.10之间,在由于粉石的较高孔隙度的混合物中显示出优异的热和声性能.
结论:
- 地质聚合物复合材料为可持续和多功能建筑材料提供了多功能解决方案.
- 混合比例可以量身定制,以实现各种应用的特定性能特征.
- 开发的复合材料显示出在现代建筑中使用的巨大潜力,满足对增强性质和可持续性的需求.
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