砂滤

通过采用絮凝沉淀、ABR反应池、SBR池、砂滤的工艺实现了废水的达标排放。

By Flocculentdeposit ABR-SBR and sand leach , waste water are processed in keeping with the standards .

PLC在生物砂滤工艺系统中的应用研究

The application of PLC in the Biological Sand Filter System

经生物絮凝处理的洗毛污水，直接经砂滤，总COD、SS去除率可达90%以上，出水透明。

Wool scoring effluent purified by bioflocculation and sand filtration is clear , with total COD ? SS removal rate up to 90 % .

结果表明：纤维球的滤速可高达30～40m／h，而砂滤速只有9m／h左右；

The results show that , the filtration velocity may be up to 30-40m / hr . through fiber-ball and is only gm / hr .

本文试验研究了有生物接触氧化-混凝沉淀-砂滤处理工艺的后续臭氧化生物活性炭（O3/BAC）和生物活性炭（BAC）工艺除污染效果对比。

Comparison of removal pollution of O 3 / BAC and BAC following bio-pretreatment , coagulation-sedimentation and sand filter was made .

无论是直流混凝还是絮凝-砂滤-超滤工艺对NH3-N、TP的去除效果都不是很明显。

Whatever coagulation-ultrafiltration ( UF ) process or coagulation-sand filter-UF process being used , the removal effects of NH3-N and TP is not remarkable .

比较了砂滤和纤维球过滤对浊度、COD、SS和油的去除情况，及其在水头损失、过滤周期和产水量等方面的异同。

The sand filtration is compared with fibre-ball filtration on the removal rate of turbidity , COD and SS , and on the head losses , filtration period and filtrate .

再经过砂滤、臭氧氧化、活性炭过滤等深度处理后，出水COD、pH、浊度、电导率均达到回用要求。

By means of advanced treatment such as sand filtration , ozone oxidation , and activated carbon filter process , the effluent COD , pH , turbidity , and electric conductivity can meet the requirement for reuse .

结果表明，生物预处理、生物活性炭及常规的混凝沉淀砂滤工艺均使水中的MAP、TP及SRP大大降低；

The result showed that biological pretreatment , biological activated carbon and conventional technology ( coagulation , sedimentation and sand-filtration ) could remove greatly MAP , TP and SRP in water .

得到了海水养殖贝类苗种循环水处理利用砂滤BAF泡沫分离O3灭菌活性炭吸附联合处理工艺中各处理单元的控制参数。

The technique parameters of the circle water treatment of mariculture for young seashell by foam fractionation-ozone disinfection-activated carbon adsorption coupled treatment technique were obtained .

清洗废水采用pH调整+混凝+沉淀+砂滤+离子交换工艺；络合废水采用破络+混凝沉淀，出水排入清洗废水；

The washing wastewater and complexed wastewater were treated respectively with " pH adjustment + coagulation + sedimentation + sand filter + ion exchange " and " de-complexed + coagulation + coagulation and sedimentation ", with effluent discharging into the washing wastewater ;

针对某炼油厂轻污染废水水质情况，选用了BAF（生物曝气滤池）工艺+SF（砂滤）工艺对该废水进行净化处理。

BAF ( biological aerated filter ) process and SF ( sand filter ) process were utilized in the treatment of micro-polluted water in a refinery .

采用超滤、臭氧、生物活性炭及砂滤等工艺并进行组合，对源水中可溶性有机物和THM前驱物进行预处理。

The combination process of ultrafiltration / ozonation / biological activated carbon was used for pretreatment of soluble organic substances and precursor of THM in source water .

实验说明选择合适的混凝剂硫酸铝和优化投药量，混凝浮选后的出水COD可去除98%以上。经砂滤和活性炭吸附后，COD，含油量和悬浮物均可达到排放标准。

The experiment showed that COD was removed 98 % and more after choosing the suitable coagulant aluminum sulfate and optimizing its dose , and COD , oil content , and suspended solid met State Discharge Standard through the sand filter and activated carbon adsorption column .

全面考察了混凝-砂滤-UF工艺流程去除有机物、总氮、总磷、LAS、NH3-N、有机氮、浊度的效果；

The writer made an overall observation on the effectiveness of coagulation-sand filtration-UF technical process of removing organic matter , total nitrogen , total phosphorus , LAS , NH3-N , organic nitrogen and turbidity in domestic sewage .

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 .

经过隔油-破乳絮凝-砂滤处理后，COD和油去除率分别达到85%和95%以上，COD没有达到排放标准，油达到了排放标准；

Oil extraction wastewater treated by oil removal-chemical break-emulsification coagulation-sand filtration process , removal rate of COD oil could reach above 85 % 95 % respectively , COD in purified water could not attain to national standard of discharge , but oil concentration could attain to national standard of discharge ;

利用自行研制的混凝剂DH1，在静态、动态实验中，对造纸废水进行了絮凝、氧化、砂滤、碳滤处理。

Paper-making wastewater is processed through coagulation , oxidation , sand filtering and activated carbon absorption in static and dynamic experiments .

因氯氧化、混凝沉淀和砂滤等共同作用，常规处理工艺对总AOC、AOC-P17、AOC-NOX的去除率分别为-13%、17.1%与-83.3%，且受水温影响明显；

The combined removals through conventional water treatment process of chlorination , flocculation-sedimentation and sand filtration for AOC , AOC-P17 and AOC-NOX in drinking water are-13.0 % , 17.1 % and-83.3 % respectively and which is evidently influenced by water temperature .

流动砂滤床的数学模型与试验研究

The mathematical model and experimental study of continuous sand bed filtration

UBF-砂滤工艺处理城市污水实验研究

Treatment of municipal wastewater by the process of UBF - sand filtration

UBAF+砂滤工艺废水深度净化的应用研究

Research into advanced purification of wastewater with UBAF and sand filtration technology

UBAF+砂滤在城市污水深度处理中的应用研究

Studies on the Tertiary Treatment of Domestic Wastewater by UBAF

集合住宅-大流量砂滤、净水规划设计。

Collection of residential-large flow sand filter , water planning and design .

级配砂滤层过滤系数的研究

Studies on Filter Coefficient of Graded Sand Filter Bed

微絮凝-砂滤-超滤处理淮河原水的试验研究

The treatment of Huai River water for tap water by microflocculation-sand filtration-ultrafiltration process

应用中空纤维膜超滤作用对砂滤污水进行过滤回收

Reclamation of Sand Filter Backwash Effluent Using Capillary Ultrafiltration

滤池工作参数对连续式砂滤器处理效果的影响

Influence of filter working parameters on treatment efficiency effect of continuous sand filter

煤、砂滤层反冲洗计算公式

Modified equations for sand and coal filter bed backwashing

混凝/砂滤/超滤组合工艺对水中颗粒物质的去除

Detecting methods of particulate matters in water by coagulation / filtration / ultrafiltration process