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- limited sludge bulking 丝状菌微膨胀
- So,over-high or over-low pH was not sure to cause activated sludge bulking in industrial wastewater treatment by SBR. 在整个试验过程中 ,镜检未见过量真菌和其它丝状菌 ,可见用SBR法处理工业废水时 ,过低或过高的pH值不一定引起污泥膨胀
- Sludge bulking is always a touchy problem during the process of biologically treating waste water . 污泥膨胀问题一直是废水生物法处理过程中的难题之一。
- Controlling sludge bulking is one of the key factors in operating activated sludge reactor. 控制活性污泥膨胀是活性污泥法工艺良好运行的关键技术之一。
- A kind of phenomenon about high-load sludge are introduced, controlling of high-load sludge bulking were studied. 提出一类高负荷污泥膨胀现象,并对高负荷引起的污泥膨胀控制进行实验研究。
- Filamentous sludge bulking is the key factors in deteriorating effluent quality. 丝状菌性污泥膨胀是恶化处理水水质的重要原因。
- The papeer analyzed the mechanism of sludge bulking from three factors, including filamentous kind and wastewater quality. 本文从丝状菌种类,污水水质条件的多方面分析了产生污泥膨胀的原因和机理。
- In this research, the prefabricate sewage is used and the talc is added to the sludge through SBR to examine the filamentous sludge bulking. 试验以人工合成污水作为底物,利用间歇式反应器(SBR)通过投加滑石粉来研究丝状菌污泥膨胀的状况。
- Sludge bulking leads to loss of balance in sludge microecosystem, change in microbial community structure and filamentous bacterium domination. 指出丝状菌污泥膨胀的实质是活性污泥微生态系统平衡失调,微生物群落结构与功能发生变化,丝状菌种群代替菌胶团菌群成为优势种;
- The control ways are described according to the newest research achievements of sludge bulking in the world in the nearly twenty years. 结合国际近一二十年来,关于丝状菌污泥膨胀的最新研究成果,阐述了污泥膨胀的控制方法。
- Sludge bulking is a hard job in activated sludge treatment, especially in the treatment of high load waste water from petrochemical plant. 污泥膨胀是活性污泥法污水处理中的一个难题,尤其在处理高负荷的石化污水中。
- The cause of sulfide sludge bulking produced by high concentration industrial waste-water with sulfate in aerobic aeration tank was analyzed. 对含硫酸根的高浓度工业废水在好氧曝气池中产生高硫化物型污泥膨胀的原因进行了分析。
- The result of experiment shows that sludge bulking will take place at any level of organic loading as long as the value of dissolved oxygen(DO) changes correspondingly. 实验结果表明,在低、中、高负荷时,只要溶解氧发生变化,均有可能发生膨胀。
- The sewage was treated by Submerged Membrane Bio reactor.The effect of sludge bulking to Submerged Membrane Bio reactor was investigated in this study through contrast research. 以一体式膜生物反应器处理污水,对比研究污泥膨胀对一体式膜生物反应器的影响。
- It was found that SVI(sludge volume index)gradually increased and the sludge settleability was reduced, which was resulted by sludge bulking caused by filamentous bacteria growth. 结果表明,随着运行时间的增长,该系统内丝状菌大量繁殖,活性污泥沉降性能变差,SVI值升高。
- It also analyses some abnormal phenomenons such as sludge bulking, floating and foam problems in the acclimation process and proposes the corresponding measures. 对驯化过程中出现的污泥膨胀、上浮、泡沫等异常现象进行了分析,并提出了相应的解决措施。
- This article analyzes the major cause that creates sludge bulking and emersion and put forward countermeasures for controlling sludge bulking and emersion. 分析了引起污泥膨胀、上浮的主要原因,对引起污泥上浮的因素进行探讨,提出控制污泥膨胀、上浮的几种对策。
- The controlling effects of sludge bulking by means of adding quaternary ammonium, PAM and NaClO and changing operation parameters were studied in lab-scale experimental equipment. 以小试模拟试验系统为对象,分别研究了投加季铵盐、PAM和次氯酸钠以及调整运行工艺参数等对氧化沟污泥膨胀的控制效果。
- Abstract: With the activated sludge process generation, sludge bulking problem has been the operation of the advance in the management of people one of the biggest challenges. 摘要:伴随着活性污泥工艺的产生,污泥膨胀问题一直是运转管理中烦忧人们的最大难题之一。
- This paper introduces the geneses of the sludge bulking and the operation mechanism of bio-selector,advances a simple and easy design method of flocculation burden,and expounds the design method of the bio-selector. 简要介绍了污泥膨胀的成因和生物选择器的工作机理,提出了一种简便易行的絮体负荷设计方法,并论述了生物选择器的设计方法。
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