分析了在污水生化处理过程中活性污泥沉降性能下降的原因。
The reasons of the decrease of flocculating sedimentation of activated sludge in the process of bio chemical sewage treatment were analyzed.
文摘：分析了在污水生化处理过程中活性污泥沉降性能下降的原因。
Abstract: the reasons of the decrease of flocculating sedimentation of activated sludge in the process of bio chemical sewage treatment were analyzed.
最佳污泥负荷下的污泥沉降性能良好，污泥负荷过高会导致非丝状菌污泥膨胀。
The sludge also shows good settleability at the optimum sludge load, and the higher load will lead to non-filamentous bacteria sludge bulking.
在实验过程中，对污泥混合液黏度、污泥沉降性能、污泥絮体疏水性、污泥混合液可滤性定期进行了监测。
During the experimental process, the viscosity, sedimentation capacity, relative coagulant hydrophobicity, and mixed liquor filterability of the sludge are periodically monitored.
针对污泥沉降性能，在运行条件相同的情况下对膜生物反应器(MBR)与传统活性污泥法(CAS)进行比较。
According to the sludge settleability, a comparison between a conventional activated sludge process (CAS) and a membrane bioreactor (MBR) was carried out under similar operational conditions.
采用传统活性污泥法工艺研究了冲厕海水进入城市污水系统后，其盐度对污泥沉降性能的影响。结果表明，盐度对污泥沉降性能的影响比较明显，盐度有利于污泥沉降。
The effect of salinity variations on sludge settling performance was investigated in the traditional activated sludge system when the toilet-flush seawater discharged into urban sewage system.
污泥的产甲烷活性和沉降性能等与其微生物组成结构密切相关。
The methane producing formation activity and settling characteristics of the sludge were closely related to microbial composition and structure.
研究了曝气生物滤池(BAF)反冲洗污泥的生物相组成、生物活性、沉降特性及絮凝性能。
Backwashing sludge of biological aerated filter (BAF) was studied with analysis of composition and activity of microbe as well as settling and bioflocculation performance.
以蔗糖为碳源，在序批式间歇反应器中培养出沉降性能良好的黑色好氧颗粒污泥。
Black aerobic granule sludge with good settling velocities was cultivated in sequencing batch reactor (SBR) fed with sucrose.
石灰作为一种传统的助凝剂，应用于水厂排泥水调质浓缩工艺，可提高污泥颗粒密度，改善污泥沉降脱水性能。
In the wastewater conditioning and concentration process, lime can be used to raise density of the sludge particles, and improve the property of sludge dewatering.
颗粒污泥活性高、沉降性能好。
The granular sludges had high methanogenic activity and good settleability.
对含酚污水污泥重力浓缩性能的研究表明：污泥沉降属于成层沉降和压密沉降状；
The gravity thickening property of sludge from phenol contaminated wastewater was described. It showed that the sludge settling was in layered and compression settling statues.
颗粒污泥具有良好的沉降性能、较高的生物量和在高容积负荷条件下降解高浓度有机废水的良好生物活性。
Aerobic granular sludge demonstrates high settling velocities resulting in good liquid separation, high biomass retention, high activity and ability of withstanding high loading rates.
聚磷菌的增殖使活性污泥比重增大，有助于发生恶性膨胀的污泥逐渐恢复沉降性能，维持活性污泥微膨胀。
Specific gravity of activated sludge was increased by proliferation of phosphorus accumulating organisms (PAOs), which helped to resume state of limited sludge bulking after excessive sludge bulking.
对生物活性污泥的絮凝脱水性能的研究结果表明，LSDC在提高沉降速度、降低污泥含水率和污泥过滤比阻方面有明显效果，优于对比样CPAM。
It could be concluded that LSDC can obviously speed up the sedimentation rate of sludge, decrease moisture content and specific filtration resistance of sludge, which was superior to CPAM.
本发明还可改善污泥的沉降性能并有效地控制污泥膨胀，适用于所有厌氧或好氧的污水生物处理设施。
It can obviously improve the depositing property of the mud and effectively control the expansion of the mud, applied to all the anaerobic or aerobic sewage living things processing facilities.
本发明还可改善污泥的沉降性能并有效地控制污泥膨胀，适用于所有厌氧或好氧的污水生物处理设施。
It can obviously improve the depositing property of the mud and effectively control the expansion of the mud, applied to all the anaerobic or aerobic sewage living things processing facilities.
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