1) flocculation in pipes
絮凝速率
2) flocculating velocity
絮凝速度
1.
The results show that flocculating velocity is effected by the flocculation conditions such as the size of particles, the property and amount of flocculating agent.
由此得出,絮凝条件影响絮凝速度,选择合适的速度梯度有利于煤泥水絮凝。
3) tappered flocculation
变速絮凝
4) flocculating settling velocity
絮凝沉速
1.
The key problems in the numerical simulation of cohesive sediment are comprehensively reviewed,including the parameter selection of flocculating settling velocity,sediment carrying capacity and coefficient of saturation recovery,and the study of the consolidation model of cohesive sediment.
综合评述了黏性泥沙数学模拟中的关键问题,包括泥沙絮凝沉速、水流挟沙力、恢复饱和系数等参数的选取,以及黏性泥沙固结模型的研究。
5) flocculating rate
絮凝率
1.
The MBF6-3 was thermostable and the flocculating rate was constantly above 90.
7%;在温度为20—70℃时絮凝率大于90。
2.
Three strains with flocculating rate above 60% were obtained by screening with fungus culture(potato medium) isolated from upland soil and activated sludge,in which a strain,MZ52,showed a even higher activity with a rate found to be 75%.
通过真菌培养基(马铃薯培养基),对旱田土壤和活性污泥中的微生物进行筛选分离,得到3株絮凝率超过67%的菌株,其中絮凝率超过75%的高絮凝活性菌株1株——MZ52。
3.
Five bacterial strains of flocculating rate being up to 75% were isolated from the soil of different sites after the processes of enrichment, separation and depuration.
对从不同地点采集得到的土壤样品进行富集、分离和纯化后,从中筛选得到5株絮凝率达75%以上的细菌菌株。
6) flocculation efficiency
絮凝效率
1.
Combining analysis on the difference of flocculation efficiency between the traditional Al salts and inorganic polymer Al, some factors ,such as the hydrolysis species of Al salts, flocculants doses , pH values of the systems and the concentration of particles is discussed.
结合比较分析传统铝盐与无机高分子聚铝的絮凝效率差异,讨论了水解产物形态、絮凝剂投加量、环境pH值和颗粒物浓度等因素对絮凝沉降效率的影响,并分析他们与絮凝沉降机理的相互关系。
2.
The flocculation efficiency of biopolymeric flocculant(cell free culture broth) produced by Pseudomonas sp.
5 h左右,絮凝效率与体系的pH值密切相关,pH在8。
补充资料：ST絮凝剂
分子式：
CAS号：
性质：又称聚氯化二烯丙基二甲基铵，ST絮凝剂。浅黄色透明黏稠液体。易溶于水，无毒，不燃烧，不爆炸，凝聚力强。为强阳离子聚电解质，对pH值变化不敏感，抗氯性强，水解稳定性好，不成凝胶。以烯丙基氯和二甲胺为原料制成氯化二烯丙基二甲基铵单体，再经聚合即得成品。在水和污水处理中用作絮凝剂，特别适用于处理高浊度原水，为美国公共卫生署批准的惟一用于饮水净化处理的合成阳离子季铵聚电解质。还可用作制取电传纸的电导涂料以及采矿和矿物加工过程的脱水凝聚剂。
CAS号：
性质：又称聚氯化二烯丙基二甲基铵，ST絮凝剂。浅黄色透明黏稠液体。易溶于水，无毒，不燃烧，不爆炸，凝聚力强。为强阳离子聚电解质，对pH值变化不敏感，抗氯性强，水解稳定性好，不成凝胶。以烯丙基氯和二甲胺为原料制成氯化二烯丙基二甲基铵单体，再经聚合即得成品。在水和污水处理中用作絮凝剂，特别适用于处理高浊度原水，为美国公共卫生署批准的惟一用于饮水净化处理的合成阳离子季铵聚电解质。还可用作制取电传纸的电导涂料以及采矿和矿物加工过程的脱水凝聚剂。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条