1Thoughts on the development of coal preparation technology under the scenario of reaching a peak in carbon emissions and achieving carbon neutralityCHENG HongzhiOverview1-62Status quo of the research work on low-rank coal flotation and future outlookZENG HongjiuOverview7-133A study of the influence of calcium ions on fine coal flotationLU Xianlu, WEN Lei, ZHOU Kunqiang, WAN HeExperiment & Research14-184Study on numerical simulation of the return-gas flue duct of carbonization furnace for optimization of flue design parametersYANG Zhongfu, WEI Yinghua, ZHANG Zhenwu, LI Xuezhen, ZHANG Junming, DOU DongyangExperiment & Research19-235Experimental study on flotation of Shuozhou Mining Area's high-ash fine coalZHENG YuntingExperiment & Research24-276Study on simulation and optimization of the magnetic system of the magnetic separatorZHANG JianExperiment & Research28-327Influence on fine coal flotation produced by the quality of water used by Qipanjing Coal Preparation PlantWEN Lei, ZHANG Hongqiang, LU Xianlu, ZHOU Kunqiang, WAN HeExperiment & Research33-368Application of work-order management system in equipment total life-cycle managementGAO Yanjun, LUO XinyuOperation & Practice37-449Application of lean management system at Gaozhuang Coal Preparation PlantSUN Wei, YIN Xianwen, ZHU Shouqi, LI Xinyuan, ZHAO Wei, WANG XiaoqianOperation & Practice45-4910Application of the ultrasonic online particle size analyzer at Shuiyu Coal Preparation PlantWANG Xiaoqi, LI Shaohua, XIONG XiangqianOperation & Practice50-5411Development and analysis of the 5-deck high-frequency stack-up fine screenLI Xiaole, ZHANG Tianye, ZHANG Wenliang, BAO YuxinOperation & Practice55-5912Optimum design of sealed discharge mechanism of pressure filterHOU JingOperation & Practice60-6313Analysis of the effects obtained through dry cleaning of small coal at Selian No.1 Mine's Coal Preparation PlantXU Jinhua, SONG Yunxia, REN Jinglong, ZHOU Zhijian, WANG DongxingOperation & Practice64-6814Optimization of the process of flotation system of Longyu Coal Preparation PlantZHANG CaiOperation & Practice69-7415Application of the 3-mass intelligent high-frequency fine screen in Luxi Coal Preparation PlantWANG Lifang, JI Dongdong, LIU Xiaojun, LU Zhiming, QI Heng, WANG XinweiOperation & Practice75-7816Application of the equal cut-point ash separation scheme for washing blended coal at Daichiba Coal Preparation PlantCHEN Zonghe, ZHOU Airong, WANG Gang, LIU DengkeOperation & Practice79-8417Application of the Kalman filtering algorithm-based UWB+IMU integrated accurate positioning system at coal preparation plantBAI Yiming, ZENG Xiangyu, LI Jie, XIN Fengyang, GUO Xiaosong, ZHU JinlongAutomation & Intelligence85-9018Study and application of the computer vision-based intelligent medium adding systemCHEN XiaoxiaAutomation & Intelligence91-96 