棕榈叶对废水解吸吸附速率常数优化的数学模型及实验研究

IF 0.1 Q4 ENGINEERING, CHEMICAL
A. Saadi, Thabit Sultan Mohammed, Aisha Al Jabri, Hifaa Al Breiki
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引用次数: 0

摘要

身体的机械和多功能本文对棕榈叶吸附剂对废水中5种废金属组分的吸附性能进行了研究和评价。采用三种工艺对棕榈叶进行改性活性炭吸附。物理处理是在600℃的炉内进行的µm2至500µm2以提高吸附剂的效率。棕榈叶的化学处理使用丙酮“乙醇-甲醇处理的棕榈叶。固定床柱研究是在多层固定床柱下完成的。发现,5种金属的吸附量按以下顺序明显增加:丙酮“乙醇”“甲醇处理的棕榈叶。对棕榈叶进行化学处理后,曲线下面积的最大减少百分比达到98.74%。导出了描述该系统的数学模型,并将其与实验结果进行了主动精度比较。提出的模型包括分压和废金属浓度等最重要的变量对速率的影响吸附和解吸的s。Newton-Raphson是一种数学优化技术,用于确定棕榈叶废弃物吸附和解吸Cu、Cd、Zn、Ni和K的速率常数的最佳值,以提高数学模型的能力。本研究的新鲜度用于评估生物废物去除废金属的作用,因为它使用了多种技术来计算吸附和解吸的速率常数。然而,需要进一步的研究来强调使用这种主动技术的调查结果。
本文章由计算机程序翻译,如有差异,请以英文原文为准。
Mathematical Model and Experimental Study To Optimize Rates Constants of Desorption And Adsorption of The Waste Water Using Palm Fronds
Physical, mechanical and multi – step chemical treatments on the adsorptivity of palm fronds adsorbent for the removal of 5 waste metal components from wastewater was studied and estimated in this paper. Three techniques are used for palm frond to produce modified activated carbon as adsorbents. Physical treatment is represented in the furnace at 600 oC. Mechanical treatment is established more suitable surface area from 300µm2 to 500 µm2 to increase efficiency of adsorbent.  Chemical treatment of palm fronds used Acetone – ethanol - methanol treated palm fronds. The fixed bed column study was achieved under multi layered fixed bed columns. It was discovered that, the adsorption of 5 metals were expressively increased in the following order: Acetone – ethanol – Methanol treated palm fronds. The highest percentage reduction of the area under the curve was represented by chemical treatment for palm fronds reached 98.74%. Derived mathematical model to describe the system and compared it with experimental results in active accuracy. Proposed model includes the most significant variables like partial pressure and concentration of waste metal acts on rates of adsorption and desorption. Newton Raphson is a mathematical optimization technique used to determine the optimal values of rate constants adsorption and desorption of the waste of palm fronds for Cu, Cd, Zn, Ni and K to increase the ability of mathematical model. The freshness of this study is used to assess the carrying into action of bio waste to get rid of waste metals due to utilize more than one technique to compute the rate constants of adsorption and desorption. However, further studies are asked to emphasize with the results of this survey using this active technique.
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