由中国长城铝业公司与国家经贸委签定技术创新项目《氧化铝高效沉降槽研制开发》,对氧化铝赤泥沉降槽进行高效技术开发。 创新和突破:研究开发进料脱气装置、新型下料筒、全溢流装置、絮凝剂多点添加新工艺。改进后产能提高30％～50％,技术指标优化,操作简化,产品合格。其优越性为:进、出料稳定,操作简便;沉降槽运行稳定,劳 By the Great Wall Aluminum Corporation of China and the State Economic and Trade Commission signed a technological innovation project “alumina sedimentation tank efficient research and development,” the alumina red mud settling tank for efficient technology development. Innovation and breakthrough: research and development of feed degassing device, a new type of discharge cylinder, full overflow device, add more new technology flocculant. Improved production capacity increased by 30% to 50%, technical indicators optimized, simplified operation, product eligibility. Its advantages are: forward and discharge stability, easy operation; settling tank stable operation, labor