680m3充气机械搅拌式浮选机工业试验及应用

低品位矿石入选比例和选矿厂规模的日益增大,都对超大型浮选装备的处理能力、单机性能、智能化水平提出了更高的要求。680m_³超大型浮选机作为目前世界上容积最大的充气机械搅拌式浮选机,它的研制成功代表了我国浮选装备的研发能力及其智能化水平。研制过程中,针对超大型浮选机大型化的技术需求及应用特点,围绕浮选动力学、设备结构、智能控制三个方面,开发出了六项主要浮选装备创新技术,包括：浮选动力学调控技术、气泡矿化技术、流场控制技术、泡沫富集调控回收技术、智能优化控制技术和云平台数据存储与可视化操控技术。新研制的680m_³超大型浮选机被应用于铜尾矿再选工业应用中,形成了超大型浮选机尾矿再选的短流程浮选新工艺,实现了对尾矿中粗粒连生体矿物的有效回收,泡沫产品中+74μm矿物含量达30%以上,单机富集比8以上,并获得整个选厂综合回收率提升1.48个百分点的显著效果。

Development and Application of 680m3 Super Large Air forced Flotation Cell

With the increasing proportion of low-grade ore and the scale of plants, higher requirements are put forward for the capacity, performance and intelligent of super-large flotation equipment. The 680m³ super-large flotation machine, as the largest flotation machine in the world, represents the level of development and intelligence of flotation equipment in China. In the process of research and development, six innovative technologies of flotation equipment were developed according to the large-scale technical requirements and application characteristics of flotation machine, These include: flotation kinetics control technology, bubble mineralization