抽酒管道管道的模拟老化增加了生物膜污染

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Updated: May 13, 2026

12:24

Quantifying Yeast Chronological Life Span by Outgrowth of Aged Cells

Published on: May 6, 2009

16.7K

Lindsey A Miller¹, Kelli Buckingham-Meyer¹, Darla M Goeres¹

¹Center for Biofilm Engineering, Montana State University, 366 Barnard Hall, Bozeman, MT 59717, United States of America.

International journal of food microbiology

|February 24, 2024

概括

工艺酒厂在深水线上面临生物膜挑战. 重复的腐蚀清洁有效地减少了生物膜,但没有完全消除它,旧的管道显示出更快的再生,影响酒质量.

科学领域:

食品科学食品科学食品科学
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:

工艺酒的流行需要高的产品质量标准.
在酒排水管中的生物膜积累可能会损害分发的酒质量.
有效的清洁策略对于保持酒质量和防止微生物污染至关重要.

研究的目的:

研究重复化学清洗对乙烯基酒管中的生物膜积累和再生的影响.
评估抽水管道管道的模拟老化如何影响生物膜的形成和对清洁的易感性.
为了评估腐蚀清洁在控制混合物种生物膜中的有效性,在模拟的抽酒系统中.

主要方法:

乙烯基酒管被老化以模拟1,2,5年的使用.
在管道表面培育了混合物种的生物膜.
管道经历了反复的腐蚀性清洗周期.
在清洗前和清洗后量化了细菌和酵母日志密度 (CFU/cm2).

主要成果:

生物膜积累随着模拟管道的年龄显著增加,从新管道的5.6Log10~CFU/cm2增加到5年老管道的6.6Log10~CFU/cm2.
性清洁使可活细菌和酵母减少到2.75 Log10 ((CFU/cm2) 以下,证明了它的有效性.
较旧的管道中的生物膜 (5年模拟) 显示出更快的再生,在清洗后的24小时内达到3.6 Log10 ((CFU/cm2).

结论:

抽酒管的模拟老化与生物膜积累的增加有关.
虽然腐蚀性清洁有效地减少了生物膜,但它可能无法完全消除,特别是在较旧的管道中.
化学清洗的长期有效性可能会随着时间的推移而降低,因此需要针对老式龙头进行优化清洁方案.

关键词:

酒吸水线是什么? 酒吸水线是什么?生物膜是一种生物膜.在现场清洁.复生生长的重生移除移除移除移除

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