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| 磁化焙烧-磁选法回收循环流化床固硫灰中铁 | |
| 引用本文： | 巫侯琴,李军,卢忠远,徐龙华,管波,韦燕飞.磁化焙烧-磁选法回收循环流化床固硫灰中铁[J].环境工程学报,2013,7(4):1500-1504. |
| 作者姓名： | 巫侯琴 李军 卢忠远 徐龙华 管波 韦燕飞 |
| 作者单位： | 1. 西南科技大学,四川省非金属复合与功能材料重点实验室-省部共建国家重点实验室培育基地,绵阳621010;西南科技大学环境与资源学院,绵阳621010 2. 西南科技大学,四川省非金属复合与功能材料重点实验室-省部共建国家重点实验室培育基地,绵阳621010 3. 西南科技大学环境与资源学院,绵阳621010;西南科技大学固体废物处理与资源化教育部重点实验室,绵阳621010 4. 西南科技大学环境与资源学院,绵阳,621010 |
| 基金项目： | "十二五"国家科技支撑计划项目(2011BAA04B04) |
| 摘 要： | 西南地区原煤中硫铁矿含量相对较高,其燃煤灰渣一般呈暗红色,有一定量赤铁矿存在,有必要回收这部分铁资源。采用磁化焙烧—磁选工艺对循环流化床燃煤固硫灰中的铁资源进行了回收。研究结果表明,焙烧温度800℃,焙烧时间90 min,还原剂用量5%,粗选磁场强度为200 kA/m,精选磁场强度为80 kA/m条件,能够获得品位58.02%的铁精矿,回收率为76.27%。 |
| 关 键 词： | 固硫灰 磁化焙烧 磁选 铁 |
Recycling of the iron resources of CFBC fly ash by magnetizing roasting-magnetic separation |
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| Wu Houqin,Li Jun,Lu Zhongyuan,Xu Longhu,Guan Bo and Wei Yanfei.Recycling of the iron resources of CFBC fly ash by magnetizing roasting-magnetic separation[J].Techniques and Equipment for Environmental Pollution Control,2013,7(4):1500-1504. | |
| Authors: | Wu Houqin Li Jun Lu Zhongyuan Xu Longhu Guan Bo and Wei Yanfei |
| Institution: | 1. State Key Laboratory Cultivation Base for Nonmetal Composites and Functional Materials, Southwest University of Science and Technology, Mianyang 621010, China;2. School of Environment and Resource, Southwest University of Science and Technology, Mianyang 621010, China;1. State Key Laboratory Cultivation Base for Nonmetal Composites and Functional Materials, Southwest University of Science and Technology, Mianyang 621010, China;1. State Key Laboratory Cultivation Base for Nonmetal Composites and Functional Materials, Southwest University of Science and Technology, Mianyang 621010, China;2. School of Environment and Resource, Southwest University of Science and Technology, Mianyang 621010, China;3. Key Laboratory of Solid Waste Treatment and Resource Recycle of Ministry of Education, Southwest University of Science and Technology, Mianyang 621010, China;2. School of Environment and Resource, Southwest University of Science and Technology, Mianyang 621010, China;2. School of Environment and Resource, Southwest University of Science and Technology, Mianyang 621010, China |
| Abstract: | |
| Keywords: | CFBC fly ash magnetizing roasting magnetic separation iron |
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