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酸溶性钛渣的干燥特性及其影响因素
引用本文:张铭媛,普婧,康娟雪,陈晋,冯康露,阮榕生,段丽平,陈菓. 酸溶性钛渣的干燥特性及其影响因素[J]. 重庆大学学报(自然科学版), 2019, 42(6): 49-54
作者姓名:张铭媛  普婧  康娟雪  陈晋  冯康露  阮榕生  段丽平  陈菓
作者单位:云南民族大学 云南省高校绿色化学材料重点实验室 ,昆明,650500;昆明理工大学 非常规冶金教育部重点实验室 ,昆明,650500;云南民族大学 云南省高校绿色化学材料重点实验室 ,昆明 650500;昆明理工大学 非常规冶金教育部重点实验室 ,昆明 650500;云南民族大学 云南省高校绿色化学材料重点实验室 ,昆明 650500;昆明理工大学 非常规冶金教育部重点实验室 ,昆明 650500;攀钢集团研究院有限公司 钒钛资源综合利用国家重点实验室 ,四川 攀枝花 617000
基金项目:国家自然科学基金资助项目(51504110);中国博士后科学基金资助项目(2017M623012);多项复杂系统国家重点实验室开放课题(MPCS-2017-D-05);四川省博士后科研项目特别资助项目;云南省高校科技创新团队支持计划资助项目。
摘    要:以氯化法生产钛白粉的主要原料酸溶性钛渣中的水分为研究对象,对酸溶性钛渣的常规干燥特性及影响因素进行了研究。通过研究酸溶性钛渣在温度变化、样品质量变化、以及初始含水量变化的条件下,获得干燥过程中的水分迁移行为,从而揭示酸溶性钛渣干燥过程的基本规律,探明酸溶性钛渣内部的传质机理。通过实验研究和理论探讨,为干燥冶金、化工原料的工业化应用和推广提供实验依据和理论基础。

关 键 词:酸溶性钛渣  干燥  含水率  水分迁移行为
收稿时间:2019-01-08

Drying characteristics and influencing factors of sulfate titanium slag
ZHANG Mingyuan,PU Jing,KANG Juanxue,CHEN Jin,FENG Kanglu,RUAN Rongsheng,DUAN Liping and CHEN Guo. Drying characteristics and influencing factors of sulfate titanium slag[J]. Journal of Chongqing University(Natural Science Edition), 2019, 42(6): 49-54
Authors:ZHANG Mingyuan  PU Jing  KANG Juanxue  CHEN Jin  FENG Kanglu  RUAN Rongsheng  DUAN Liping  CHEN Guo
Affiliation:Key Laboratory of Green-Chemistry Materials in Universities of Yunnan Province, Yunnan Minzu University, Kunming 650500, P. R. China,Key Laboratory of Green-Chemistry Materials in Universities of Yunnan Province, Yunnan Minzu University, Kunming 650500, P. R. China,Key Laboratory of Green-Chemistry Materials in Universities of Yunnan Province, Yunnan Minzu University, Kunming 650500, P. R. China,Key Laboratory of Unconventional Metallurgy, Ministry of Education, Kunming University of Science and Technology, Kunming 650093, P. R. China,Key Laboratory of Green-Chemistry Materials in Universities of Yunnan Province, Yunnan Minzu University, Kunming 650500, P. R. China,Key Laboratory of Green-Chemistry Materials in Universities of Yunnan Province, Yunnan Minzu University, Kunming 650500, P. R. China;Key Laboratory of Unconventional Metallurgy, Ministry of Education, Kunming University of Science and Technology, Kunming 650093, P. R. China,Key Laboratory of Green-Chemistry Materials in Universities of Yunnan Province, Yunnan Minzu University, Kunming 650500, P. R. China and Key Laboratory of Green-Chemistry Materials in Universities of Yunnan Province, Yunnan Minzu University, Kunming 650500, P. R. China;Key Laboratory of Unconventional Metallurgy, Ministry of Education, Kunming University of Science and Technology, Kunming 650093, P. R. China;State Key Laboratory of Comprehensive Utilization of Vanadium and Titanium Resources, Pangang Group Research Institute Co. Ltd., Panzhihua 617000, Sichuan, P. R. China
Abstract:The research object of this paper is the water in the acid-soluble titanium slag, the main raw material for the production of chlorinated titanium dioxide. The conventional drying characteristics and influencing factors of acid-soluble titanium slag were investigated. By studying effects of temperature change, sample quality change, and initial water content change on the acid-soluble titanium slag, the water migration behavior during the drying process was obtained, thereby revealing the basic law of the acid-soluble titanium slag drying process, further proving the internal mass transfer mechanism of the titanium slag. Through experimental research and theoretical discussion, the study can provide the scientific basis for the industrial application and promotion of dry metallurgy and chemical raw materials.
Keywords:sulfate titanium slag  drying  moisture content  water migration behavior
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