曹云霄:Multi-stage Electrostatic Separation for Recovering of Aluminum from Fine Granules of Black Dross论文

曹云霄:Multi-stage Electrostatic Separation for Recovering of Aluminum from Fine Granules of Black Dross论文

本文主要研究内容

作者曹云霄,李国锋(2019)在《Multi-stage Electrostatic Separation for Recovering of Aluminum from Fine Granules of Black Dross》一文中研究指出:Separation of aluminum from fine granules of black dross, which is a waste by-product in secondary aluminum production, was investigated. The separation was performed by a multi-stage electrostatic separation method. There are three stages to complete the separation, including preliminary separation, pulse charging enhancement and secondary concentration. Chemical and mineralogical compositions of collection products were analyzed and determined by X-ray diffraction(XRD) and X-ray Fluorescence(XRF). After multistage electrostatic separation, the Al2O3 content of the collection products increases from 50.74% to 69.77%.The mineralogical phase analysis indicates that the final recovery of metallic aluminum phase increases from 8%to 37%, and the aluminum oxide phase increases from 20% to 26%. The research results show the multi-stage electrostatic separation method is effective for recovering of aluminum from fine granules of black dross, and upgrades the black dross to a recoverable material.

Abstract

Separation of aluminum from fine granules of black dross, which is a waste by-product in secondary aluminum production, was investigated. The separation was performed by a multi-stage electrostatic separation method. There are three stages to complete the separation, including preliminary separation, pulse charging enhancement and secondary concentration. Chemical and mineralogical compositions of collection products were analyzed and determined by X-ray diffraction(XRD) and X-ray Fluorescence(XRF). After multistage electrostatic separation, the Al2O3 content of the collection products increases from 50.74% to 69.77%.The mineralogical phase analysis indicates that the final recovery of metallic aluminum phase increases from 8%to 37%, and the aluminum oxide phase increases from 20% to 26%. The research results show the multi-stage electrostatic separation method is effective for recovering of aluminum from fine granules of black dross, and upgrades the black dross to a recoverable material.

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  • 论文详细介绍

    论文作者分别是来自Journal of Wuhan University of Technology(Materials Science)的曹云霄,李国锋,发表于刊物Journal of Wuhan University of Technology(Materials Science)2019年04期论文,是一篇关于,Journal of Wuhan University of Technology(Materials Science)2019年04期论文的文章。本文可供学术参考使用,各位学者可以免费参考阅读下载,文章观点不代表本站观点,资料来自Journal of Wuhan University of Technology(Materials Science)2019年04期论文网站,若本站收录的文献无意侵犯了您的著作版权,请联系我们删除。

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