使用聚环氧琥珀酸水处理剂时水中异养菌繁殖的影响因素.pdfVIP

学兔兔 化 工 进 展 ·838· INDUSTRY AND ENGINEERING PROGRESS 2011年第30卷第4期 使用聚环氧琥珀酸水处理剂时水中异养菌繁殖的影响因素 傅晓萍 ，李本高 ，刘小平 ( 中国石油化工有限公司石油化工科学研究院，北京100083；z中国石化集团南京化学工业有限公司， 江苏 南京210048) 摘 要：采用微生物培养菌落计数法研究了使用聚环氧琥珀酸水处理剂时水中PESA、磷、通气量、初始菌数及 pH值对异养菌繁殖的影响，结果表明：PESA使用浓度较低时对异养菌繁殖影响较小，浓度增加促进异养菌生 长期繁殖；磷酸盐促进异养菌稳定期繁殖；通气对异养菌生长繁殖影响不明显；初始菌数对异养菌繁殖的稳定 期影响不明显；pH值对异养菌的生长繁殖影响较大。 关键词：聚环氧琥珀酸；异养菌；影响因素 中图分类号：X 703．1 文献标志码：A 文章编号：1000—6613(2011)04～0838—04 Influence factors on growth of heterotrophic bacteria in water using PESA as water treatment agent FUXiaoping ，LIBengao ，LIUXiaoping ( ResearchInstitute ofPetroleumProcessing，SINOPEC，Beijing 100083，China： NanjingChemicalIndustryCo．Ltd SINOPEC，Nanjing 210048，Jiangsu，China) Abstract：The effects of polyepoxysuccinic acid(PESA)，phosphorus，ventilation，initial amount of heterotrophic bacteria and pH value on the growth of heterotrophic bacteria in the water using PESA as a water treatment agent were studied by the flat—dish numeration method．The results showed that PESA had little influence on the breeding of heterotrophic bacteria at a low concentration，while it promoted the growth rate of heterotrophic bacteria as its concentration increased．The higher the concentration of phosphate，the more the am ount of heterotrophic bacteria in the stable breeding period． Ventilation had no effect on the growth of heterotrophic bacteria．Th e initial amount of heterotrophic bacteria had little influence on t