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处理食品废弃物的脂质丰富颗粒用于通过脂质丰富的浮动生物质形成的微藻收获
Javier Garrido-Romero1, Alston Bernard D'Souza1, Dieter Hanelt1
1Aquatic Ecophysiology and Phycology, Institute of Plant Science and Microbiology, University of Hamburg, 22609 Hamburg, Germany.
Bioresource technology
|December 25, 2023
概括
这项研究有效地采集了微藻Tetradesmus obliquus,使用食物废弃物中富含脂质的颗粒 (LRP). 预热LRP显著改善了生物质的采集,并提高了质量更好的生物柴油生产.
科学领域:
- 生物技术是生物技术.
- 可再生能源可再生能源是可再生能源.
- 废弃物价值化 废弃物价值化 废弃物价值化
背景情况:
- 食品废弃物带来了严重的处置挑战和未充分利用的资源.
- 微藻种植为生物燃料生产提供了一个可持续的途径.
- 有效收获微藻生物质对于经济可行性至关重要.
研究的目的:
- 评估食物废弃物中的富含脂质颗粒 (LRP) 作为Tetradesmus obliquus的收获辅助剂.
- 通过响应表面方法来优化收获条件.
- 评估预热LRP对生物质特征和随后的生物柴油质量的影响.
主要方法:
- 食品废弃物LRP被用于收获Tetradesmus obliquus. 这种植物.
- 使用Box-Behnken设计和数值优化来确定最佳收获参数 (LRP比率,初始细胞密度,收获时间).
- 分析了生物质花的行为 (浮动与沉),并研究了预热LRP (HFB-T10) 的效果. 确定了脂肪酸甲基埃斯特 (FAMEs) 的产量,值和 cetane 数.
主要成果:
- 在最佳的收获条件下,收获效率 (HE) 为88.3%.
- 预热LRP (HFB-T10) 显著增加了浮动流体 (F-Floc) 的比例,达到91.6%.
- 与未经处理的方法相比,HFB-T10产生了最高的FAMEs产量 (11.17 g/L) 和优越的生物柴油特性 (值, cetane数).
结论:
- 来自食品废弃物的脂质丰富颗粒对于收获Tetradesmus obliquus.是有效的.
- 预热LRP提高了生物质采集效率,提高了生物柴油质量.
- 这种综合方法为采集微藻和从废物流中生产生物燃料提供了一种可持续的方法.
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