溶剂再生
- 网络solvent regeneration
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溶剂再生得到含较高浓度H2S的酸性气,如果直接排到大气中不仅污染环境,也浪费了其中的硫资源。
The acid gas with a high concentration of H2S is extracted from solvent regeneration . If directly discharged into the atmosphere , it not only pollutes the environment , but also is a waste of sulfur resource .
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溶剂再生塔底贫液线泄漏问题的分析及处理
Analises and Countermeasures of the leakage of a solvent regeneration tower
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通过对炼油厂脱硫制硫装置溶剂再生塔裂纹特征的分析认为,此类裂纹是湿硫化氢环境下的氢致开裂(HIC)和硫腐蚀共同作用的结果。
By means of analysis on fissure feature of solvent regeneration tower in sulfur removal and sulfur manufacturing unit of refinery , recognized that : this type of fissure was the results of hydrogen induced crack ( HIC ) under wet hydrogen sulfide environment combined with sulfur corrosion .
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芳烃抽提溶剂再生新工艺在实际生产中的应用
Commercial application of the new aromatics extraction solvent regeneration process
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液液萃取过程中溶剂再生的计算
The calculation of solvent regeneration system in liquid-liquid extraction processes
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溶剂再生塔及其重沸器的腐蚀
Causes of Corrosion in Solvent Regenerator and Reboiler
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采用双极性膜电渗析法处理乳酸三甲胺反萃液,使溶剂再生,并获得乳酸产品.溶剂再生塔及其重沸器的腐蚀
Bipolar membrane electrodialysis can be used to achieve this goal . Causes of Corrosion in Solvent Regenerator and Reboiler
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经处理后的柴油的质量有明显改善,色度号由21降到6,吸附剂可经过溶剂再生后反复使用。
After treatment , the quality of diesel was improved with the colority of diesel decreasing from 21 to 6.The adsorbent can be reused through solvent regeneration .
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简要叙述了萃取精馏的溶剂再生工艺过程及重要性,并对溶剂再生中存在的问题进行了分析与总结。
This paper introduces the process and the importances for solvent regeneration on Extractive distillation in brief , analyses and summarises the present problems on solvent regeneration .
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介绍了几种主要的活性炭再生方法:热再生法、湿式氧化再生法、溶剂再生法、电化学再生法、超临界流体再生法、微波辐照再生法,指出了各种活性炭再生法的特点;
Several primary methods of regenerating activated carbon , such as thermal destruction , wet air oxidation , solvent method , electrochemical method , supercritical fluid method , microorganism method , were introduced .
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改进胺法脱硫工艺流程,采用溶剂集中再生及串级SCOT工艺,不仅可节省投资和占地面积,同时串级SCOT可节省蒸汽约15%。
Meanwhile steam consumption can be saved by about 15 % with the cascade SCOT process .
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实验显示以HFIP为溶剂的再生牵引丝溶液较LiBr溶剂体系下有更好的成丝性能。
The regenerated dragline silk solution use HFIP as solvent has better spinnability compared with LiBr .
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SDS凝胶电泳的结果显示以溴化锂(LiBr)为溶剂的再生牵引丝溶液比以六氟异丙醇(HFIP)为溶剂的溶液有更宽的分子量分布;
The results of SDS gel electrophoresis showed the silk dissolved in LiBr had wider molecular weight distribution than in HFIP .
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在40kt/a硫磺回收装置上采用还原、吸收、再循环(RAR)的尾气处理技术,对尾气中的硫再回收,并与1200kt/a柴油加氢精制装置配套,对其富胺溶剂进行再生。
A tail gas treating technology , reduction-absorption-recycle ( RAR ), was applied in the 40kt / a sulfur recovery unit for further recovering the sulfur in tail gas . The regeneration of amine-enriched solvent was combined with the 1200kt / a diesel hydrotreating unit .
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筒式活性炭吸附有机溶剂及再生效果研究
Adsorption of Organic Solvents by Tubular Active Carbon and the Regeneration
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活性溶剂过滤再生废铝的净化效果研究
Effect of Purification of Reprocessing Al Scrap by Flux Filtration
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同时提出了溶剂萃取再生催化剂的方法。
Solvent extraction for regeneration of catalyst was proposed .
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硫溶剂及其再生技术的进展
Progress of Sulfur Solvent and Its Regeneration Technique
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溶剂集中再生装置实现全公司十几个塔分散吸收和单塔高度集中再生,解决了分散再生酸性气波动对硫磺回收及尾气处理装置的影响;
The integrated solvent regeneration from ten absorbers can solve the problem that dispersion regeneration has effect on sulfur recovery and tail-gas treatment unit .
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负载溶剂的再生是络合萃取过程中的重要步骤,它直接影响分离过程的经济可行性。
As an important step to apply the said technique , the regeneration of solvent loaded strongly influences the economic viability of the separation process .
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以98%甲酸为溶剂溶解再生丝素室温干燥膜后,采用静电纺丝纺制丝素纳米纤维;采用扫描电镜观察其形态结构;
After the regenerated silk fibroin air-dried membrane dissolving in formic acid ( 98wt % ) solution , the silk fibroin nano-fiber is prepared by static spinning , whose morphology is studied by SEM .
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一步化学溶剂法的再生率为80%。
The reactivity of powdered carbon treated by one-step chemical-solvent method is 80 % .
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为了解决这些问题,采用聚结过滤和溶剂部分循环再生法,对醇氨法精制直馏柴油工艺进行了优化。
Gather filtration method and another method , in which part of the used solvent was recovered , were introduced for the first time , and the process optimization was also carried out .
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溶剂回收塔和溶剂再生塔在投运前均须进行彻底的真空试验,以查找任何泄漏。
Both the solvent recovery column and the solvent regenerator should be subjected to a thorough vacuum test prior to placing in operation to locate any present leakage .
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不同的操作条件下模拟结果表明,pH的选择要兼顾发酵菌株的生长动力学、萃取溶剂中产物浓度和负载溶剂的再生等三个方面。
Simulations have been carried out for different sets of operating conditions . The choice of pH balances faster kinetics at higher pH against lower product concentrations in the solvent and more difficult regeneration .
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阐述炼厂含硫气脱硫净化工艺的优化组合、脱硫溶剂的串级使用以及脱硫溶剂集中再生的经济分析。
The paper elaborates the optimized integrated process for refinery dry gas sweetening , as well as the economic analysis of sweetening agent utilization in series and collected regeneration of desulfurizing solution .