Research progress on intelligent preparation of iron ore powder sintering raw materials
With the continuous development of intelligent metallurgical technology,the use of artificial intelligence,Internet of things and other technologies to achieve intelligent preparation of raw materials has become an important trend in the metallurgical industry.Through the intelligent preparation of raw materials,precise control and optimiza-tion can be achieved in the sintering process of batching,granulation and distribution,so as to improve the produc-tion and quality of sinter,while reducing production costs and environmental pollution.The application status and development trend of intelligent preparation technology of raw materials in the sintering process of iron ore powder are introduced mainly,and the advantages and disadvantages of intelligent preparation technology through the pro-duction efficiency,cost,energy consumption and quality index of sintered minerals in the sintering process of iron ore powder are analyzed comprehensively.The development process of sintering batching,intelligent batching model and its algorithm are introduced,and the promotion effect of Internet of Things and artificial intelligence tech-nology is pointed out.The intelligent pelleting section introduces the development stage and research progress of the mixed water distribution control model in detail,and focuses on analyzing the research status of intelligent pelleting technology based on three-layer BP neural network and Litster optimization model.In particular,intelligent granula-tion prediction is realized by combining data cleaning and pre-processing,introducing regularization and dropout tech-nology,batch training and parallel computing.The intelligent fabric section discusses the use of a variety of technolo-gies to achieve the thick layer and layer segregation optimization control,in order to achieve the purpose of high effi-ciency and high yield sintering,and points out the problems existing in the three dimensional diagram,magnetic seg-regation and EDEM software simulation technology,and gives the corresponding technical optimization sugges-tions.The current situation and future development trend of the intelligent process of batching,granulation and cloth in the preparation of sintering raw materials are summarized systematically,which will help the development of low carbonization and green sintering process.
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