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In this paper, a novel data mining method is introduced to solve the multi-objective optimization problems of process industry. A hyperrectangle association rule mining （HARM） algorithm based on supp...
The gold sorption from thiosulphate solutions on carbon sorbents and on anion exchangers was studied.It was shown that the anion exchangers AV-17-10P and AP-100 are the most effective and selective ...
The adsorption properties of chitin adsorbent from mycelium of fermentation industries for the removal of heavy metal ions werestudied. The result shows that the chitin adsorbent has high adsorption...
A general expression of the dynamic surface adsorption [Г（t）] on the expanding spherical surface was derived by solving the corresponding diffusion equation under different initial and boundary condit...
Expanded bed adsorption (EBA) is an integrative downstream processing technique for the purificationof biological substances directly from unclarified feedstock. In this study, molecular chaperone G...
利用天然浓缩丹宁合成新型凝胶吸附剂通过表面沉淀去除水溶液中铅
condensed tannin lead removal surface precipitation tannin gel adsorbent
2009/3/4
In this paper, removal of lead from aqueous solutions is investigated using a novel geladsorbent synthesized from natural condensed tannin. The novel adsorbent performs in aqueous solutions as a we...
Adsorption equilibria of CH4 and N2 on activated carbon and silica gel were measured for a wide temperature range covering the critical point: 158-298 K for CH4, and 103-298 K for N2. The determinat...
趋磁细菌对Au(III)和Cu(II)的吸附平衡及动力学研究
magnetotactic bacteria selective adsorption adsorption equilibrium
2009/3/4
Magnetotactic bacteria (MTB) as biosorbents for the adsorption of Au(III) and Cu(II) ions from aqueous solution have been investigated. The optimum adsorption conditions for both metal ions were the i...
Uptakes of pyruvic acid for two types of commercially available weakly basic polymer sorbents, D301G and D301R, have been measured over a wide pH range and at various salinities of MgSO4. The results ...
A load-leveling method through adsorption was presented to adjust the supply quantity according to the consumption rate of naturalgas with time. An experimental simulation set up was designed and us...
The separation between methane and nitrogen is an inevitable and important task in the C1 chemicaltechnology and the utilization of methane from coalbed, yet it is considered to be one of the tough ...
The adsorption equilibria of n-heptane, n-octane and n-nonane on silicalite and ZSM-5 have been measured in the temperature range of 373.15--473.15K under low pressure (0－5.332kPa). All the experime...
本文主要研究活性炭表面氧化对其吸附二苯并噻吩性能的影响。将活性炭在不同低温下氧化制得表面氧化活性炭，用静态吸附法进行了二苯并噻吩在初始及氧化活性炭上的吸附等温线，应用Langmuir方程对吸附等温线进行拟合，用漫反射红外谱（DRIFTS）表征活性炭表面含氧基团，用Boehm滴定测定活性炭表面官能团含量，讨论了活性炭表面化学性质对其吸附二苯并噻吩的影响。结果表明：活性炭表面酸性含氧基团对二苯并噻吩的...
基于13X沸石的新型制冷复合吸附剂性能
沸石 复合吸附剂 吸附量
2009/2/8
以13X沸石原粉为主要成分添加不同配比硅溶胶配制新型制冷复合吸附剂，采用热排空法对配制的复合吸附剂进行闭式吸附和脱附性能试验。用开放式吸附测量法对复合吸附剂的最大吸附量进行测试，同时测量各复合吸附剂填充密度以及整体成型性能与硅溶胶含量的变化。试验结果表明：复合吸附剂E的闭式吸附和脱附性能均优于13X沸石原粉；在封闭系统中复合吸附剂吸附速度远远高于在开放式系统；在硅溶胶含量0-7%时复合吸附剂的填充...
基于吸附-扩散模型和遗传算法的反渗透膜性能预测
遗传算法 吸附-扩散模型
2009/2/8
基于反渗透膜的吸附-扩散模型，导出了多孔膜对溶质的浓缩比表达式和组件的溶质平均脱除率。采用遗传算法对膜的性能进行了数学模拟，计算出了氯化钠对ESPA2反渗透膜的膜相溶质分配系数、溶质的膜相扩散系数、溶剂(水)的膜相扩散系数、膜的孔隙率和膜分离层厚度，计算得到的膜分离层厚度和膜相中水扩散系数等参数与芳香聚酰胺复合膜的测定值相吻合,其中，氯化钠透过率的均方差在10-7～10-6之间。