中低品位磷矿制备湿法磷酸及净化技术研究进展  

Research progress on preparation and purification technology of wet-process phosphoric acid from middle-low-grade phosphorus ore

作　　者：丁威[1,2] 包申旭 辛椿福[1,2] 王占昊 张宏伟 匡步肖 DING Wei;BAO Shenxu;XIN Chunfu;WANG Zhanhao;ZHANG Hongwei;KUANG Buxiao(Key Laboratory of Green Utilization of Critical Non-metallic Mineral Resources,Ministry of Education,Wuhan University of Technology,Wuhan 430070,Hubei,China;School of Resources and Environmental Engineering,Wuhan University of Technology,Wuhan 430070,Hubei,China;Hubei Three Gorges Laboratory,Yichang 443000,Hubei,China)

机构地区：[1]武汉理工大学关键非金属矿产资源绿色利用教育部重点实验室,湖北武汉430070 [2]武汉理工大学资源与环境工程学院,湖北武汉430070 [3]湖北三峡实验室,湖北宜昌443000

出　　处：《化工进展》2025年第4期2274-2284,共11页Chemical Industry and Engineering Progress

基　　金：国家自然科学基金(52074204);浙江省重点研发计划(2022C03061);湖北三峡实验室创新基金(SC240017)。

摘　　要：我国磷资源丰富,但大部分是中低品位磷矿,其高效开发利用是我国磷矿资源可持续发展的重大需求。本文对中低品位磷矿制备湿法磷酸及净化技术的研究现状进行了系统梳理和归纳,详细介绍了中低品位磷矿的预处理技术、湿法磷酸制备技术和湿法磷酸净化技术等方面最新的研究进展,分析了它们的优缺点和存在的技术难点。最后,对中低品位磷矿制备湿法磷酸及净化技术所面临的挑战进行了总结,未来应加强对原矿预处理技术、磷石膏源头除杂技术和新型净化技术的研究,以提高磷酸产品的纯度和质量,实现磷矿资源的可持续利用。Phosphorus resources are abundant in our country,but the majority of them are middle-low-grade phosphorus ore.The efficient development and comprehensive utilization of these resources are crucial requirements for the sustainable development of phosphate resources in our country.This article systematically reviewed and summarized the current research status of acid production and purification technologies of wet-process phosphoric from middle-low-grade phosphorus ore.Then,it elaborated on the latest research progress in various aspects including pre-treatment techniques of middle-low-grade phosphorus ore,wet-process phosphoric acid preparation technologies and purification technologies.The advantages,disadvantages and existing technical challenges of these technologies were analyzed.Finally,the challenges in preparing wet-process phosphoric acid and its purification from middle-low-grade phosphorus ore were summarized.In the future,research efforts should be intensified in ore pretreatment technologies,impurity removal technologies at the source of phosphor-gypsum and novel purification techniques.These efforts aimed to enhance the purity and quality of phosphoric acid products and achieve the sustainable utilization of phosphate ore resources.

关 键 词：中低品位磷矿 预处理技术 湿法磷酸 净化 

分 类 号：TQ126.35[化学工程—无机化工]