评估替代加热油的微生物污染情况
Maximilian J Surger1, Katharina Mayer2, Karthik Shivaram1
1Institute of Applied Microbiology (iAMB) Aachen Biology and Biotechnology (ABBt) RWTH Aachen University Aachen Germany.
Engineering in life sciences
|June 5, 2023
概括
新型非化石加热油表现出多种微生物耐药性. 氧甲基乙烯 (OME) 具有抗菌作用,而生物柴油则促进污染,与耐药的抛和生物化产品不同.
科学领域:
- 环境科学 环境科学
- 微生物学 微生物学
- 化学工程是化学工程的重要组成部分.
背景情况:
- 立法倡议促进生物燃料作为减少二氧化碳的加热油替代品.
- 生物柴油的使用导致储存期间加速微生物污染问题.
- 新的替代燃料,如HVO,GTL和OME已经开发出来.
研究的目的:
- 在储存过程中调查新燃料替代品的微生物污染潜力.
- 比较非化石燃料对微生物污染的抵抗力.
- 确定影响微生物生长的燃料特性.
主要方法:
- 在线监测微生物的二氧化碳产量.
- 模拟微生物污染的开始.
- 使用质谱,元素分析和微生物测序进行分析.
主要成果:
- 与化石加热油相比,生物柴油混合物促进了微生物活动.
- 氧甲基乙烯 (OME) 显示出显著的抗菌作用.
- 石 Fischer-Tropsch 和生物化产品的耐药性与化石加热油相美.
结论:
- 非化石加热油表现出明显的微生物耐药性.
- 欧米为燃料储存提供抗菌性质.
- 燃料配方可以优化,以实现对微生物污染的内在抵抗力.
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