Evaporation Kinetics of Zinc in Crude Zinc by Vacuum Distillation

Based on the metal elements contained in crude zinc, the evaporation kinetic experiments of the Cd-Zn, Bi-Zn and Bi-Sn-Zn systems in vacuum distillation were carried out. The Langmuir formula was used for theoretical prediction of evaporation rate. The results are in good agreement with the experime...

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Main Authors: Weichen Zhao, Heng Xiong, Baoqiang Xu, Hongwei Yang
Format: Article
Language:zho
Published: Institute of Multipurpose Utilization of Mineral Resources, Chinese Academy of Geological Sciences 2022-12-01
Series:Kuangchan zonghe liyong
Subjects:
Online Access:http://www.kczhly.com/en/article/doi/10.3969/j.issn.1000-6532.2022.06.030
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author Weichen Zhao
Heng Xiong
Baoqiang Xu
Hongwei Yang
author_facet Weichen Zhao
Heng Xiong
Baoqiang Xu
Hongwei Yang
author_sort Weichen Zhao
collection DOAJ
description Based on the metal elements contained in crude zinc, the evaporation kinetic experiments of the Cd-Zn, Bi-Zn and Bi-Sn-Zn systems in vacuum distillation were carried out. The Langmuir formula was used for theoretical prediction of evaporation rate. The results are in good agreement with the experimental data. It indicates that the method of evaporation rate calculation is applicable. The condensation coefficients of zinc in the alloys were calculated. The relationship between the interaction and the evaporation rate of components in the alloys was discussed. It will be helpful to the separation and purification of crude zinc and the optimization of experimental equipmentby vacuum distillation.
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spelling doaj.art-10f09c27d8244fe09c4db3265bfadcab2023-02-07T06:48:01ZzhoInstitute of Multipurpose Utilization of Mineral Resources, Chinese Academy of Geological SciencesKuangchan zonghe liyong1000-65322022-12-0143617918310.3969/j.issn.1000-6532.2022.06.0302022-06zhaoweichenEvaporation Kinetics of Zinc in Crude Zinc by Vacuum DistillationWeichen Zhao0Heng Xiong1Baoqiang Xu2Hongwei Yang3National Engineering Research Center of Vacuum Metallurgy, Faculty of Metallurgical and Energy Engineering, Kunming University of Science and Technology, Kunming, Yunnan, ChinaNational Engineering Research Center of Vacuum Metallurgy, Faculty of Metallurgical and Energy Engineering, Kunming University of Science and Technology, Kunming, Yunnan, ChinaNational Engineering Research Center of Vacuum Metallurgy, Faculty of Metallurgical and Energy Engineering, Kunming University of Science and Technology, Kunming, Yunnan, ChinaNational Engineering Research Center of Vacuum Metallurgy, Faculty of Metallurgical and Energy Engineering, Kunming University of Science and Technology, Kunming, Yunnan, ChinaBased on the metal elements contained in crude zinc, the evaporation kinetic experiments of the Cd-Zn, Bi-Zn and Bi-Sn-Zn systems in vacuum distillation were carried out. The Langmuir formula was used for theoretical prediction of evaporation rate. The results are in good agreement with the experimental data. It indicates that the method of evaporation rate calculation is applicable. The condensation coefficients of zinc in the alloys were calculated. The relationship between the interaction and the evaporation rate of components in the alloys was discussed. It will be helpful to the separation and purification of crude zinc and the optimization of experimental equipmentby vacuum distillation.http://www.kczhly.com/en/article/doi/10.3969/j.issn.1000-6532.2022.06.030crude zinclangmuir formulacondensation coefficientevaporation rate constant
spellingShingle Weichen Zhao
Heng Xiong
Baoqiang Xu
Hongwei Yang
Evaporation Kinetics of Zinc in Crude Zinc by Vacuum Distillation
Kuangchan zonghe liyong
crude zinc
langmuir formula
condensation coefficient
evaporation rate constant
title Evaporation Kinetics of Zinc in Crude Zinc by Vacuum Distillation
title_full Evaporation Kinetics of Zinc in Crude Zinc by Vacuum Distillation
title_fullStr Evaporation Kinetics of Zinc in Crude Zinc by Vacuum Distillation
title_full_unstemmed Evaporation Kinetics of Zinc in Crude Zinc by Vacuum Distillation
title_short Evaporation Kinetics of Zinc in Crude Zinc by Vacuum Distillation
title_sort evaporation kinetics of zinc in crude zinc by vacuum distillation
topic crude zinc
langmuir formula
condensation coefficient
evaporation rate constant
url http://www.kczhly.com/en/article/doi/10.3969/j.issn.1000-6532.2022.06.030
work_keys_str_mv AT weichenzhao evaporationkineticsofzincincrudezincbyvacuumdistillation
AT hengxiong evaporationkineticsofzincincrudezincbyvacuumdistillation
AT baoqiangxu evaporationkineticsofzincincrudezincbyvacuumdistillation
AT hongweiyang evaporationkineticsofzincincrudezincbyvacuumdistillation