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奶酪乳糖的黑暗发酵 - 补充材料控制转化途径

Behrouz Nemati¹, Mohammadreza Kamali², Tejraj M Aminabhavi³

¹Department of Environment and Planning, University of Aveiro, 3810-193, Aveiro, Portugal; Center for Environmental and Marine Studies, CESAM, University of Aveiro, 3810-193, Aveiro, Portugal; Department of Materials and Ceramics Engineering, Aveiro Institute of Materials, CICECO, University of Aveiro, 3810-193, Aveiro, Portugal.

International journal of biological macromolecules

|October 30, 2025

概括

飞补充剂显著提高了通过黑暗发酵从奶酪乳清的生物生产. 这种增强与飞灰有关.

科学领域:

生物技术是生物技术.
环境科学环境科学
化学工程是化学工程的重要组成部分.

背景情况:

奶酪乳清是一种乳制品行业的副产品,具有生产生物能源的潜力.
暗发酵 (DF) 是一种将有机物转化为生物 (bioH) 的生物过程.
添加剂可以影响DF效率和生物H₂产量.

研究的目的:

调查各种添加剂 (飞,生物炭,地质聚合物) 对奶酪乳糖转化途径的影响.
为了优化生物的生产,使用黑色发酵和选定的添加剂.
了解生物产量和转化途径中添加剂介导变化的背后的机制.

主要方法:

奶酪乳清被用作黑暗发酵的基质.
添加剂包括飞灰 (FA),生物炭 (BC) 和地质聚合物 (GP) 在特定度中补充.
测量了生物的产生,并分析了物理化学参数 (pH,EC,VFA,VS).
使用XRD,SEM,XRF和BET分析进行了添加性表征.

主要成果:

飞灰 (10g/L) 补充剂导致最高的生物产量 (316.68毫升/g),与对照组相比增加了86%.
FA的缓冲能力保持了pH值,防止了对照中观察到的显著下降.
地质聚合物补充导致由于高电导率的低生物产量,从黄油酸生产转移路径.

结论:

飞是一种有效的添加剂,可以通过黑暗发酵来增强奶酪乳糖的生物生产.
金属元素的释放和FA的缓冲能力有助于改善微生物活动和pH调节.
了解像电导率这样的添加性质的影响对于优化生物生产途径至关重要.

关键词:

生物气是生物气中的一种.基于生物质的补充剂.黑暗发酵黑暗发酵可再生能源是可再生的能源.

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