二级处理

本试验采用水生植物作为对二级处理水中氮、磷去除的方法，在静水中经过3d凤眼莲净化，全N的去除率为79&95%，P为58.9%；

In the effluent of secondary treatment N and P were removed by aquatic plants .

本文利用电絮凝法对城市污水处理厂二级处理出水进行处理，试验结果为COD去除率可达70%以上，TP去除率达到70%以上，NH3-N去除率达30%以上。

The test use electrocoagulation to deal with the outlet of secondary treatment in urban wastewater treatment plant , the final of test are COD removal rate reached more than 70 % , TP reached over 70 % , NH3-N above 30 % .

二级处理出水中DOM在粉煤灰改性SAT系统中的迁移转化

Removal and Transformation of Dissolved Organic Matter in Secondary Effluent during Fly-Ash Additive SAT

对比自来水灌溉，二级处理再生水灌溉没有显著提高土壤中Cd、Pb、Cr等重金属的含量，对植物生长尚未产生不良影响；

Comparing with Tap Water irrigation , plant leaf Cd , Pb 、 Cr content are apparently higher after 1 secondary effluent irrigation , but there is no bad effect on plant growth .

考虑到曝气生物滤池多用于污水二级处理工艺中，本工艺在进水格栅后设置了调节池，之后是强化沉淀池，曝气生物滤池分三级，即CN滤池、N滤池、DN-P滤池。

On account of BAF is often used in second treatment of wastewater , the water regulator pond was set up after the grid , and after it is strengthen precipitation pond .

并推荐废水再用流程为：二级处理出水→上向流PBR→双层滤料滤池→出水再用。

The following technology process is recommended for effluent reuse : secondary effluent → UP - flow PBR → dual - filter medium filter → for reuse .

本文研究利用大理石抛光废粉-石灰粉二级处理硫化工废水新工艺，并采用XRD、SEM等方法研究利用处理硫化工废水所得副产品作调凝剂对水泥性能的影响。

The new two stages treatment processing technology of sulfur chemicals wastewater by using marble polishing powder and lime , and the effect of the properties of by-product gypsum from the processing as the retarder of cement were studied in the paper by XRD and SEM .

评价了臭氧生物活性炭（O3-BAC）联用技术深度处理经过混凝沉淀和砂滤处理的城市污水二级处理水过程中内分泌干扰物有机锡和壬基酚的去除效果。

The removal performance of organotins and NP ( nonylphenol ) from the secondary effluent of municipal wastewater by O3-BAC was investigated following successive coagulation-sedimentation-sand-filtration treatment .

国内外的一些工程实践证明：周期性循环活性污泥法（CASS）工艺配合二氧化氯消毒工艺能使二级处理的费用达到三级处理的出水效果，是目前医院污水处理最理想的方法。

Some engineering practice shows that CASS technic cooperating with chlorine dioxide disinfection is the best method for the hospital sewage disposal which makes the drainage quality reach Grade 3 standards only with Grade 2 disposing cost .

研究了苯胺法生产促进剂M废水的治理，通过采用树脂吸附NaClO曝气氧化二级处理工艺，分步去除有机污染物和硫化物，废水出水可达到国家一级排放标准。

Treatment of accelerator M wastewater was studied . It was found that an optimized two stage process combining resin adsorption and NaClO aeration oxidation can effectively remove organic pollutants and sulfides in series meeting National Discharge Stand ⅰ .

针对日本国鬼怒河流域小流量河流，通过对河床上附着生物膜的组成、底栖生物、细菌活性分析和AGP试验，研究了污水厂二级处理排放水对小流量河流生态的影响。

In this paper , the authors studied the ecologic situation of a small flow water system which was influenced by the discharge of two-stage treated wastewater by analyzing components of biofilm , benthos , activity of bacteria on the stream bed and AGP testing .

一些二级处理工厂可以脱去已测到的生化需氧量的90%。

Good secondary treatment plants remove 90 percent of measured BOD .

潜流碎石床湿地去除二级处理出水中的磷

Phosphorus Removal from Secondary Effluent by Using Subsurface Crushed Stone Wetland

我国北方城市污水处理厂二级处理出水的水质特性

Analysis of the Secondary Effluent of Municipal Wastewater in North China

污泥加钙二级处理的工艺基础与应用

The Secondary Treatment of Sludge by Lime Addition-Unit Operation and Application

二级处理后的城市污水用作电厂冷却水若干问题的探讨

Discussion on problems of treated municipal wastewater used as circulated cooling water

石化二级处理水的回用研究

Researches on the reuse of secondary water in Petrochemical Company

通过对2003年的水质指标的分析，发现经过二级处理后，出水水质稳定。

After secondary treating , the water quality is steady .

涂铁砂滤料吸附过滤去除城市污水厂二级处理出水中磷的研究

Phosphate removal from municipal secondary effluent by Iron-oxide-Coated sand adsorption and filtration

活性污泥法对松香废水的二级处理试验

Experiment on Secondary Treatment of Rosin Wastewater by Activated Sludge

组合工艺在深度处理城市二级处理出水中的应用

The Application of Combined Technology in Advanced Treating Municipal Sewage by Secondary Treatment

生物造粒流化床工艺与常用污水二级处理工艺特性比较

Comparative Study on the Characteristics of Fluidized-pellet-bed Bioreactor and Common Wastewater Treatment Process

污泥水回流到二级处理系统。

Sludge liquor is recirculated in the secondary system .

研究了城市污水厂二级处理出水的臭氧氧化特性及其动力学规律。

The ozonation characteristics and kinetics of secondary effluent from WWTP were studied .

经二级处理后的出水，可养殖鱼类，或回用。

The water from the outlet can be used for fish breeding or reused .

本文从多个方面判断了经过预处理后的二级处理出水的水质稳定性，得出了该水质为腐蚀性水的结论。

It is concluded that the water after pre-treating is caustic in many ways .

平顶山城市污水二级处理厂回用水工程复合变速生物滤池处理污水厂二级出水

Use of Variable-rate Hybrid Biofilter for Treatment of Secondary Effluent from Municipal Wastewater Treatment Plant

微滤/反渗透净化污水厂二级处理出水

Microfiltration / Reverse Osmosis Process for Advanced Treatment of Secondary Effluent from Wastewater Treatment Plant

分析了城市二级处理污水回用时的影响因素。

The factory of reusing sewage as petrochemical cooling water are studied in this paper .

城市二级处理后污水直接用作工业循环冷却水的阻垢研究

Scaling resistance study of city secondary treated sewage directly used for industrial circulating cooling water