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光热用于现场处理高盐度废水的零液体排放
Xuxiao Luo1, Yingru Li1, Xin Yang1
1State Environmental Protection Key Laboratory of Synergetic Control and Joint Remediation for Soil & Water Pollution, College of Ecology and Environment, Chengdu University of Technology, Chengdu, 610059, China; Institute of Industrial Technology, Chengdu University of Technology, Yibin, Sichuan, China.
Environmental research
|November 7, 2025
概括
我们从铁尾矿开发了一种耐用的光热,用于高盐度废水的可持续零液体排放 (ZLD). 这种坚固的材料可实现高效的太阳能驱动蒸发,为工业处理提供了具有成本效益和可扩展的解决方案.
科学领域:
- 环境工程 环境工程
- 材料科学 材料科学 材料科学
- 可持续技术 可持续技术
背景情况:
- 高盐度的废水面临着重大处理挑战.
- 现有的光热零液体排放 (ZLD) 技术面临成本和材料耐用性的限制.
- 开发强大且可扩展的解决方案对于有效的废水管理至关重要.
研究的目的:
- 为太阳能驱动的废水处理设计一种机械强,耐用的光热材料.
- 评估用于高盐度废水的开发材料的性能和可扩展性.
- 为光热ZLD建立一个工业上可行的途径.
主要方法:
- 使用压缩铁尾部制造光热 (P-B).
- 机械测试 (压力强度) 和老化模拟以评估耐用性.
- 实验室和现场验证P-B用于太阳能驱动的高盐度废水界面蒸发.
主要成果:
- 在P-B表现出高压力强度 (26.9MPa),并在一年的模拟老化后保持了>90%的强度.
- 在实验室测试中,在模拟的阳光下,蒸发率达到1.65kg m−2·h−1.
- 现场验证证明了可扩展性,在自然阳光下处理2000公斤废水,峰值速度为6.25公斤m−2·h−1.
结论:
- 开发的光热为太阳能发电的ZLD提供了一种机械强和耐用的解决方案.
- 该P-B技术是可扩展和有效的高度工业废水的现场处理.
- 这项工作弥合了光热创新和实际的大规模废水处理应用之间的差距.
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