1The focal points toward which efforts need to be directed in design of preparation plants under the strategic goal of achieving peaking of carbon emission and carbon neutralityWEI Zhongkuan, GUO Dalin, LIU Gangqiang, SHI YingxiangOverview1-62Some thoughts on the role played by online ash monitoring in construction of intelligent coal preparation plantZHOU JuanhuaOverview7-143State-of-the-art and perspective of the R&D of slime thermal drying equipmentREN WenfangOverview15-194Experimental study of timed-release flotation of coal slime based on the design scheme derived through orthogonal testLI Meng, WANG Po, CHEN JunExperiment & Research20-255Study on optimization of filter press dewatering process by entropy weighting method improved TOPSIS and gray correlation analysisLIU Huizhong, YOU KeshunExperiment & Research26-316Study on the materials for making the crushing tooth of sizing crusher and their propertiesCHEN TongExperiment & Research32-367Experimental study on flotation of the fine coal predeslimed through grinding processLU Zhiqiang, DIAO HairuiExperiment & Research37-408Measures adopted for prevention of spontaneous combustion of storage bunkerZHANG Lihai, SUN Jianwei, ZHAO BingbingOperation & Practice41-449Study and application of wet and sticky coal pneumatic cleaning technologyJIA Jinxin, QI HengOperation & Practice45-4810Practice of technical transformation of the coal cleaning system of Huayuan Mine's Coal Preparation PlantYUAN Qinghai, ZHANG Guangwei, XU Laidong, GE Jiajun, ZHANG He, ZHAI DepingOperation & Practice49-5311Coordinated raw coal quality control work in both mining and coal cleaning aspectsZHU Yuan, MU GuojunOperation & Practice54-5812Feasibility study of dry cleaning of small coal at Chahasu Coal Preparation PlantLI Lei, XIA YunkaiOperation & Practice59-6313The approaches adopted for reducing consumption of heavy medium at Zhaolou Coal Mine WasheryTONG Peiguo, WANG Xuemin, WANG Jiangyong, DAI Changguan, GAO Muxiang, TIAN Liang, ZHAO Shuai, Li ZheOperation & Practice64-6814Practice of renovation of the clean coarse slime recovery system at Datun Coal Preparation PlantYAN Quanxi, ZHANG Yuesong, WANG Dongyan, WANG Feifei, ZHAO WeiOperation & Practice69-7315Application of the MES system in coal preparation plant equipment managementZHANG Youdong, LI Haofu, BAO ZhenOperation & Practice74-7716Present status of the research work on intelligent control in slime water treatmentMAO Xiaoyu, LIU LingyunAutomation & Intelligence78-8517Application of the intelligent density control system based on model predictive control algorithm in coal preparation plantGENG YanbingAutomation & Intelligence86-9018Application of the online measured coal ash data-based intelligent medium density control system at Zhaiyadi Coal Preparation PlantMA Jianan, LI ShixingAutomation & Intelligence91-9419Application of 3-dimensional visualized information management system in coal cleaning operationsCHEN Xiaoxia, GUO Ying, LIU Zhaoxue, WANG XinxinAutomation & Intelligence95-100 