一个全过程研究,对双重微藻种植与家庭废水处理和小麦生长相结合
Xiaoyan Wang1, Qiao Wang1, Yu Hong1
1Beijing Key Lab for Source Control Technology of Water Pollution, College of Environmental Science and Engineering, Beijing Forestry University, Beijing, 100083, China; Engineering Research Center for Water Pollution Source Control & Eco-remediation, College of Environmental Science and Engineering, Beijing Forestry University, Beijing, 100083, China.
Environmental research
|May 18, 2024
概括
这项研究优化了用于家用废水处理的双微藻系统,实现了高营养去除和生物质产量. 收获的微藻还增强了小麦的生长,证明了其完整生命周期的潜力.
科学领域:
- 环境微生物学 环境微生物学
- 水生生态学 水生生态学
- 生物技术是生物技术.
背景情况:
- 使用微藻的国内废水处理是常见的,但完整的生命周期分析和潜力仍未得到充分探索.
- 双重微藻系统为废水净化和生物质生产提供了协同效益.
研究的目的:
- 追踪家庭废水处理的双重微藻系统的整个生命周期.
- 为了优化微藻的生长和污染物去除在不同的尺度.
- 评估收获的微藻对后续植物生长的影响.
主要方法:
- 使用与Chlorella sp.的双重微藻系统. 它们是HL和Scenedesmus sp. 在 LX1.1.
- 追踪微藻生长和污染物从震动瓶中去除到18L光生物反应器.
- 优化微藻混合比率和注射剂大小.
- 评估收获的微藻对小麦生长和健康的影响.
主要成果:
- 这种Chlorella sp. 它们是HL和Scenedesmus sp. LX1组合显示出优越的生长和净化性能.
- 发现跨物种可溶性藻产品可以促进微藻生长.
- 在18L光生物反应器的优化条件下,生物质为0.42±0.03g/L,超过91%的N和P被去除.
- 收获的微藻类,以各种形式,促进了小麦的生长,减少了黄色.
结论:
- 双重微藻系统有效地处理家庭废水,并产生有益的生物质.
- 优化微藻比率和注射剂大小对于最大限度地提高产量和净化至关重要.
- 该系统的全生命周期应用显示了可持续废水管理和农业增强的前景.
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