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改性污泥     
相关语句
  modified sludge
     Adsorption treatment of Be-containing waste water with modified sludge
     改性污泥处理含铍废水的吸附特性研究
短句来源
     Results showed that at the optimal condition of the ratio of sludge to activated solution 5:3, pyrogenation 60 min under 550℃, the modified sludge adsorbent has the biggest specific surface area.
     研究结果表明,有机污泥制备吸附剂的最佳条件是,污泥与活化剂质量比为5∶3,在550℃下恒温热解60min,所得改性污泥吸附剂具有最大比表面积;
短句来源
     The depth profile control pilot of modified sludge agent
     改性污泥深部调剖先导试验
短句来源
     In the article a new method is put forward to treat Be-containing waste water with modified sludge to solve the problem of meeting the standard, the adsorption balance and kinetics are studied about Be on the modified sludge, at the same temperature and pH value are reviewed in the process of adsorption.
     提出了用改性污泥处理含铍废水的新方法,解决了含铍废水达标难的问题。 研究了铍在改性污泥上的吸附平衡和吸附动力学,考察了温度、pH对吸附过程的影响。
短句来源
  adjusted activated sludge
     Dynamic model of chromium-containing wastewater treatment process by adjusted activated sludge in UASB
     上流式厌氧反应器改性污泥处理含铬废水的动力学模型
短句来源
  modified activated sludge
     Adsorption of Direct Dark Brown M and Acid Mordant Brown RH dyes in water by dried activated sludge,pyrolysis activated sludge and modified activated sludge,which made from the material of discarded activated sludge of municipal wastewater treatment plant,was studied.
     以城市污水处理厂剩余活性污泥为原料,制取干污泥、热解污泥和改性污泥作为吸附剂,对直接深棕M和酸性媒介棕RH等染料进行了吸附试验研究。
短句来源
     The adsorption of dye direct dark brown M on dried activated sludge fitted Freundlich isotherm model and the dye can be easily adsorbed by modified activated sludge and pyrolysis activated sludge.
     直接深棕M的吸附符合Freundlich型等温吸附,易于吸附在改性污泥和热解污泥上;
短句来源
     Under the experimental conditions,the sequence of decreasing adsorption capacities was as follows:modified activated sludgepyrolysis activated sludgedried activated sludge. This indicated that the adsorption ability was improved after the activated sludge was modified.
     在试验条件下,相对吸附量依改性污泥、热解污泥、干污泥的顺序减少,因此,活性污泥经过改性后能够提高对所研究的染料的吸附能力。
短句来源
  “改性污泥”译为未确定词的双语例句
     Removal of Cu(II) from Wastewater by Acidified Sewage Sludge Ash
     改性污泥灰去除废水中Cu~(2+)试验研究
短句来源
     Furthermore,the dynamic model was testified by actual experimental data,the measured and theoretical values of S~(2-) in UASB under different sulfate concentrations of input are accordant(R=0.9867),which indicates that the model can be used to describe the process of chromium-containing wastewater treatment in UASB completely.
     用不同硫酸根浓度下UASB改性污泥体系处理含铬废水过程中的数据对所建动力学模型进行了验证,S2-的实测值和理论值拟合很好(R=0.986 7),表明所建动力学模型可以描述UASB改性污泥处理含铬废水过程。
短句来源
     Both Langmuir and Freundlich models described Cu(II) sorption process adequately. The estimated equilibrium adsorption capacity of acidified SSA to Cu(II) was 7.78mg/g with the optimized conditions.
     改性污泥灰对Cu2+的吸附符合Langmuir和Freundlich吸附等温模型,其对Cu2+的最大吸附容量可达7.78mg/g。
短句来源
     Experimental Research on Improved Waste as Covering Material in Landfill
     改性污泥作填埋场覆盖材料室内试验研究
短句来源
     Its filtration capability was investigated through dosing different concentration powdered activated carbon (PAC) into DMBR.
     向由工业滤布组成的MBR中投加不同量的粉末活性炭(PAC),对由PAC改性污泥形成的自生生物动态膜进行了考察,结果表明:
短句来源
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  modified sludge
After integration with yeast cells the modified sludge retained its original structure and activity whereas its resistance to elevated formaldehyde concentrations was significantly improved.
      
  improved sludge
By use of improved sludge handling a better product recovery and use may be obtained.
      
This in turn leads to improved sludge handling characteristics and long lasting disinfection.
      
  modified activated sludge
A modified Activated Sludge Model No 1 was used to describe the biological reactions.
      


Adsorption of Direct Dark Brown M and Acid Mordant Brown RH dyes in water by dried activated sludge,pyrolysis activated sludge and modified activated sludge,which made from the material of discarded activated sludge of municipal wastewater treatment plant,was studied.The results showed that the adsorption of both the dried activated sludge and modified sludge followed the second-order kinetic model.The adsorption of dye direct dark brown M on dried activated sludge fitted Freundlich isotherm model and the dye...

Adsorption of Direct Dark Brown M and Acid Mordant Brown RH dyes in water by dried activated sludge,pyrolysis activated sludge and modified activated sludge,which made from the material of discarded activated sludge of municipal wastewater treatment plant,was studied.The results showed that the adsorption of both the dried activated sludge and modified sludge followed the second-order kinetic model.The adsorption of dye direct dark brown M on dried activated sludge fitted Freundlich isotherm model and the dye can be easily adsorbed by modified activated sludge and pyrolysis activated sludge.The adsorption of dye acid mordant brown RH followed both the Freundlich and Langmuir isotherm models.The adsorption of the two dyes by dried activated sludge and modified activated sludge show an intrapartical diffusion effect.Under the experimental conditions,the sequence of decreasing adsorption capacities was as follows:modified activated sludgepyrolysis activated sludgedried activated sludge.This indicated that the adsorption ability was improved after the activated sludge was modified.

以城市污水处理厂剩余活性污泥为原料,制取干污泥、热解污泥和改性污泥作为吸附剂,对直接深棕M和酸性媒介棕RH等染料进行了吸附试验研究。研究结果表明,干污泥及其改性物对染料的吸附能够用Lagergren二级动力学方程描述,该吸附遵循二级动力学规律。直接深棕M的吸附符合Freundlich型等温吸附,易于吸附在改性污泥和热解污泥上;酸性媒介棕RH的吸附既符合Freundlich方程,也可用Langmuir吸附等温方程描述。干污泥和热解污泥对两种染料的吸附过程中存在颗粒内扩散效应。在试验条件下,相对吸附量依改性污泥、热解污泥、干污泥的顺序减少,因此,活性污泥经过改性后能够提高对所研究的染料的吸附能力。

In the article a new method is put forward to treat Be-containing waste water with modified sludge to solve the problem of meeting the standard, the adsorption balance and kinetics are studied about Be on the modified sludge, at the same temperature and pH value are reviewed in the process of adsorption. The results shows that the adsorption of Be fit Fruendlich isotherm model but not Langmuir isotherm model; The adsorption of modified sludge follows the second-order kinetic model and also follows the first-order...

In the article a new method is put forward to treat Be-containing waste water with modified sludge to solve the problem of meeting the standard, the adsorption balance and kinetics are studied about Be on the modified sludge, at the same temperature and pH value are reviewed in the process of adsorption. The results shows that the adsorption of Be fit Fruendlich isotherm model but not Langmuir isotherm model; The adsorption of modified sludge follows the second-order kinetic model and also follows the first-order kinetic model. After studying the factors of temperature and pH value, the results shows that temperature do little to the result, and pH is the main factor in adsorption process.

提出了用改性污泥处理含铍废水的新方法,解决了含铍废水达标难的问题。研究了铍在改性污泥上的吸附平衡和吸附动力学,考察了温度、pH对吸附过程的影响。结果表明:铍在改性污泥上的吸附等温线数据可用Fruendlich方程描述,而不能用Langmuir方程描述;铍的吸附过程遵循二级吸附动力学模型,也能用Lagergren一级速率方程描述;温度对吸附结果影响不大,pH为吸附过程的主要影响因素。

Quantitative relationship among sulfate-reducing,chemical oxygen demand(COD)removal and microorganism-growth was investigated,which is of importance for chromium-containing wastewater treatment in upflow anaerobic sludge blanket(UASB).Then,with reasonable assumption and analysis,dynamic model of sulfate-reducing and COD-removal was constructed through theoretical deduction,accordingly dynamic parameters were(deter-)(mined) by experiments.Furthermore,the dynamic model was testified by actual experimental data,the...

Quantitative relationship among sulfate-reducing,chemical oxygen demand(COD)removal and microorganism-growth was investigated,which is of importance for chromium-containing wastewater treatment in upflow anaerobic sludge blanket(UASB).Then,with reasonable assumption and analysis,dynamic model of sulfate-reducing and COD-removal was constructed through theoretical deduction,accordingly dynamic parameters were(deter-)(mined) by experiments.Furthermore,the dynamic model was testified by actual experimental data,the measured and theoretical values of S~(2-) in UASB under different sulfate concentrations of input are accordant(R=0.9867),which indicates that the model can be used to describe the process of chromium-containing wastewater treatment in UASB completely.

为揭示上流式厌氧反应器(UASB)改性污泥处理含铬废水过程中硫酸根还原与化学需氧量(COD)的去除、微生物增长之间的定量关系,在合理的假设及分析下,通过理论推导建立了COD降解与硫酸根还原的动力学模型,并通过实验测得了动力学参数。用不同硫酸根浓度下UASB改性污泥体系处理含铬废水过程中的数据对所建动力学模型进行了验证,S2-的实测值和理论值拟合很好(R=0.986 7),表明所建动力学模型可以描述UASB改性污泥处理含铬废水过程。

 
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