BROCHURE
Wencheng Xia  is a Associate Professor,China University of Mining and Technology,China

Wencheng Xia

Associate Professor

Organizing Committee

China

China University of Mining and Technology

PUBLICATIONS

[1] Xia Wencheng, Li Yijiang, Nguyen Anh V. Improving coal flotation using the mixture of candle soot and hydrocarbon oil as a novel flotation collector. Journal of Cleaner Production, 2018, 195: 1183-1189.

[2] Xia Wencheng, Xie Guangyuan  , Peng Yaoli. Recent advances in beneficiation for low rank coals. Powder Technology, 2015, 277: 206-221.

[3] Mao Yuqiang, Xia Wencheng, Peng Yaoli, Xie Guangyuan . Ultrasonic-assisted flotation of fine coal: A review. Fuel Processing Technology, 2019, 195: 106150.

[4] Mao Yuqiang, Xia Wencheng, Xie Guangyuan, Peng Yaoli. Effects of pre-wetting time on surface topography and floatability of lignite particles. Powder Technology, 2020, 359: 1-7.

[5] Ma Guangxi, Xia Wencheng, Detachment Behavior of Single-Curved/NonCurved Particles from Ultrasound-Assisted Oscillation Bubbles. ACS omega, 2020, 5(6): 2718-2724.Xia Wencheng

[6] Mao Yuqiang, Xia Wencheng, Xie Guangyuan, Peng Yaoli. Rapid detection of the total moisture content of coal fine by low-field nuclear magnetic resonance. Measurement, 2020: 107564.

[7] Wang Tianwei, Xia Wencheng, Liang Long, Xie Guangyuan Peng Yaoli . The coalescence of bubbles immersed in liquid and at the liquid–gas interface. Minerals Engineering, 2019, 142: 105924.

[8] Li Yijiang, Xia Wencheng, Zhang Ningning. Efficiency and mechanism analysis of the flotation of anthracite coal using soybean oil as an alternative sustainable collector. Energy Sources, Part A: Recovery, Utilization, and Environmental Effects, 2019, DOI: 10.1080/15567036.2019.1644400.

[9] Li Yijiang, Xia Wencheng, Hu Zhiwei, Peng Yaoli, Xie Guangyuan. Filling of nanocarbon particles in the pores of unburned carbon and its application in gasification ash separation. ACS omega, 2019, 4(20): 18787-18792.

[10] Li Yijiang,Xia Wencheng,Wen Baofeng,Xie Guangyuan. Filtration and dewatering of the mixture of quartz and kaolinite in different proportions.Journal of Colloid and Interface Science,2019, 555:731-739.

[11] Ma Guangxi, Xia Wencheng, Xie Guangyuan, Peng Yaoli . Ultrasound-assisted detachment behavior of glass beads and fragments from a fixed bubble. Powder Technology, 2019, 355: 611-616.

[12] Xia Wencheng, Li Yijiang, Niu Chenkai. Effects of high-temperature oxygen-deficient oxidation on the surface properties of sub-bituminous coal. Energy Sources, Part A: Recovery, Utilization, and Environmental Effects, 2019, 41(9): 1110-1115.

[13] Jin Mingguo, Xie Guangyuan, Xia Wencheng, Peng Yaoli. Flotation optimization of ultrafine microcrystalline graphite using a box-behnken design. International Journal of Coal Preparation and Utilization, 2018, 38(6): 281-289.

[14] Mao Yuqiang, Xie Guangyuan, Liang Long, Xia Wencheng, Peng Yaoli . Effects of ultrasonic treatment on the particle size, shape and ash content of fine coal. Physicochemical Problems of Mineral Processing, 2018, 55(3): 679-688.

[15] Xia Wencheng, Li Yijiang, He Wenzhen, Peng Yaoli . Desulfurization of low rank coal co-pyrolysis with reduced iron powder followed by dry magnetic separation. Journal of Cleaner Production, 2018, 204: 525-531.

[16] Xia Wencheng, Ma Guangxi , Bu Xiangning, Peng Yaoli. Effect of particle shape on bubble-particle attachment angle and flotation behavior of glass beads and fragments. Powder Technology, 2018, 338: 168-172.

[17] Niu Chenkai, Xia Wencheng, Peng Yaoli. Analysis of coal wettability by inverse gas chromatography and its guidance for coal flotation. Fuel, 2018, 228: 290-296.

[18] Ma Guangxi, Xia Wencheng, Xie Guangyuan. Effect of particle shape on the flotation kinetics of fine coking coal. Journal of Cleaner Production, 2018, 195: 470-475.

[19] Chen Yuran, Xia Wencheng. An improved sessile drop method for assessing the wettability of heterogeneous coal surface. Energy Sources, Part A: Recovery, Utilization, and Environmental Effects, 2018, 40(1): 60-67.

[20] Chen Yuran, Xia Wencheng, Xie Guangyuan. Contact angle and induction time of air bubble on flat coal surface of different roughness. Fuel, 2018, 222: 35-41.

[21] Peng Yaoli, Mao Yuqiang, Xia Wencheng, Li Yanfeng. Ultrasonic flotation cleaning of high-ash lignite and its mechanism. Fuel, 2018, 220: 558-566.

[22] Zhang Ningning, Zhou Changchun , Xia Wencheng, Nguyen Anh V. Volatilization of mercury in coal during conventional and microwave drying and its potential guidance for environmental protection. Journal of Cleaner Production, 2018, 176: 1-6.

[23] Xia Wencheng, Niu Chenkai. Effect of middle-temperature pyrolysis on the surface hydrophobicity of sub-bituminous coal. Energy Sources, Part A: Recovery, Utilization, and Environmental Effects, 2018, 40(3): 320-326.

[24] Xia Wencheng. A novel and effective method for removing organic sulfur from low rank coal. Journal of Cleaner Production, 2018, 172: 2708-2710.

[25] Xia Wencheng, Zhou Chenglong, Peng Yaoli  . Enhancing flotation cleaning of intruded coal dry-ground with heavy oil. Journal of Cleaner Production, 2017, 161: 591-597.

[26] Xia Wencheng, Niu Chenkai, Ren Chuancheng. Enhancement in floatability of sub-bituminous coal by low-temperature pyrolysis and its potential application in coal cleaning. Journal of Cleaner Production, 2017, 168: 1032-1038.

[27] Niu Chenkai, Xia Wencheng, Xie Guangyuan. Effect of low-temperature pyrolysis on surface properties of sub-bituminous coal sample and its relationship to flotation response. Fuel, 2017, 208: 469-475.

[28] Xia Wencheng. Role of surface roughness in the attachment time between air bubble and flat ultra-low-ash coal surface. International Journal of Mineral Processing, 2017, 168: 19-24.

[29] Wen Baofeng, Xia Wencheng, Sokolovic Jovica M. Recent advances in effective collectors for enhancing the flotation of low rank/oxidized coals. Powder Technology, 2017, 319: 1-11.

[30] Wen B, Xia W , He Y. Improving oxidized coal flotation by colloid mill pretreatments. Energy Sources, Part A: Recovery, Utilization, and Environmental Effects, 2017, 39(7): 687-692.

[31] Chen S, Li X, Xia WC , Liang C. Optimization of grinding pretreatment for effective flotation of oxidized coal. Energy Sources, Part A: Recovery, Utilization, and Environmental Effects, 2017, 39(8): 794-799.

[32] Ma Guangxi, Niu Chenkai, Xia Wencheng. Assessment of flotation performance of coal particles using probable error and separation density. Energy Sources, Part A: Recovery, Utilization, and Environmental Effects, 2017, 39(8): 822-826.

[33] Xia Wencheng. Role of particle shape in the floatability of mineral particle: An overview of recent advances. Powder Technology, 2017, 317: 104-116.

[34] Xia Wencheng, Wang Yuling. Role of prewetting/immersion time in the attachment time between air bubble and Taixi oxidized coal. International Journal of Mineral Processing, 2017, 163: 9-13.

[35] Xia Wencheng, Zhou Chenglong, Peng Yaoli. Improving flotation performance of intruded coal using heavy oil as a collector. Energy Sources, Part A: Recovery, Utilization, and Environmental Effects, 2017, 39(11): 1124-1130.

[36] Xia Wencheng, Xie Guangyuan. A technological review of developments in chemical-related desulfurization of coal in the past decade. International Journal of Mineral Processing, 2017, 161: 65-71.

[37] Xia Wencheng, Niu Chenkai, Zhang Zelin. Effects of attrition on coarse coal flotation in the absence of collectors. Powder Technology, 2017, 310: 295-299.

[38] Xia Wencheng, Niu Chenkai, Li Yanfeng . Effect of heating process on the wettability of fine coals of various ranks. Canadian Journal of Chemical Engineering, 2017, 95(3): 475-478.  

[39] Xia W, Zhang W . Characterization of surface properties of Inner Mongolia coal using FTIR and XPS. Energy Sources, Part A: Recovery, Utilization, and Environmental Effects, 2017, 39(11): 1190-1194.

[40] Wen Baofeng, Xia Wencheng. Effect of particle shape on coal flotation. Energy Sources, Part A: Recovery, Utilization, and Environmental Effects, 2017, 39(13): 1390-1394.

[41] Ni Chao, Bu Xiangning, Xia Wencheng, Liu Bo, Peng Yaoli, Xie Guangyuan . Improving lignite flotation performance by enhancing the froth properties using polyoxyethylene sorbitan monostearate. International Journal of Mineral Processing, 2016, 155: 99-105.

[42] Xia Wencheng. Biodiesel as a renewable collector for coal flotation in the future. Energy Sources, Part A: Recovery, Utilization, and Environmental Effects, 2016, 38(13): 1938-1943.

[43] Ni Chao, Xie Guangyuan , Jin Mingguo, Peng Yaoli, Xia Wencheng. The difference in flotation kinetics of various size fractions of bituminous coal between rougher and cleaner flotation processes. Powder Technology, 2016, 292: 210-216.

[44] Xia Wencheng, Xie Guangyuan, Peng Yaoli. Comparison of flotation performances of intruded and conventional coals in the absence of collectors. Fuel, 2016, 164: 186-190.

[45] Xia Wencheng. The effect of coarse gangue particles during the coal flotation process. Energy Sources, Part A: Recovery, Utilization, and Environmental Effects, 2016, 38(20): 3001-3005.

[46] Xia Wencheng, Li Yanfeng . Role of roughness change on wettability of taixi anthracite coal surface before and after the heating process. Energy & Fuels, 2016, 30(1): 281-284.

[47] Xia Wencheng, Ni Chao, Xie Guangyuan. Effective flotation of lignite using a mixture of dodecane and 4-dodecylphenol (DDP) as a collector. International Journal of Coal Preparation and Utilization, 2016, 36(5): 262-271.

[48] Xia Wencheng, Ni Chao, Xie Guangyuan . The influence of surface roughness on wettability of natural/gold-coated ultra-low ash coal particles. Powder Technology, 2016, 288: 286-290.

[49] Xia Wencheng. The effect of heating on the wettability of lignite. Energy Sources, Part A: Recovery, Utilization, and Environmental Effects, 2016, 38(23): 3521-3526.

[50] Xia Wencheng, Ren Chuancheng, Peng Yaoli , Pan Dong. Comparison of traditional and zero-conditioning flotation performances of oxidized anthracite coal. Powder technology, 2015, 275: 280-283.

[51] Xia Wencheng, Xie Guangyuan. Comparison of surface properties of anthracite coals before and after high temperature heating process. Physicochemical Problems of Mineral Processing, 2015, 51(1): 205-212.

[52] Zhang W, Xia W . The deashing of high-ash coking coal fines by flotation. Energy Sources, Part A: Recovery, Utilization, and Environmental Effects, 2015, 37(7): 714-720.

[53] Xia Wencheng, Peng Yaoli , Ren Chuancheng, Xie Guangyuan, Liang Chuan. Changes in the flotation kinetic of bituminous coal before and after natural weathering processes. Physicochemical Problems of Mineral Processing, 2015, 51(2): 401--410.

[54] Xia Wencheng, Xie Guangyuan , Liang Chuan, Yang Jianguo. Flotation behavior of different size fractions of fresh and oxidized coals. Powder Technology, 2014, 267: 80-85.

[55] Xia Wencheng, Xie Guangyuan . Changes in the hydrophobicity of anthracite coals before and after high temperature heating process. Powder technology, 2014, 264: 31-35.

[56] Xia Wencheng,Yang Jianguo,Liang Chuan.Investigation of changes in surface properties of bituminous coal during natural weathering processes by XPS and SEM.Applied Surface Science,2014, 293:293-298.

[57] Xia Wencheng, Xie Guangyuan, Pan Dong, Yang Jianguo. Effects of cooling conditions on surface properties of heated coals. Industrial & Engineering Chemistry Research, 2014, 53(26): 10810-10813.

[58] Xia Wencheng, Yang Jianguo. Changes in surface properties of anthracite coal before and after inside/outside weathering processes. Applied Surface Science, 2014, 313: 320-324.

[59] Xia Wencheng, Xie Guangyuan, Ren Chuancheng, Zhang Zelin, Liang Chuan, Ge Xiaodong. Effect of natural weathering processes on size and density compositions of bituminous coal. Energy & Fuels, 2014, 28(7): 4496-4500.

[60] Xia W C , Yang J, Liang C, et al. The effects of conditioning time on the flotation of oxidized coal. Energy Sources, Part A: Recovery, Utilization, and Environmental Effects, 2014, 36(1): 31-37.

[61] Xia W C , Xia W C, Yang J G, Zhu B. The improvement of grindability and floatability of oxidized coal by microwave pre-treatment. Energy Sources, Part A: Recovery, Utilization, and Environmental Effects, 2014, 36(1): 23-30.

[62] Xia Wencheng, Yang Jianguo. Reverse flotation of Taixi oxidized coal. Energy & Fuels, 2013, 27(12): 7324-7329.

[63] Xia Wencheng, Yang Jianguo . Effect of pre-wetting time on oxidized coal flotation. Powder technology, 2013, 250: 63-66.

[64] Xia Wencheng, Yang Jianguo . Enhancement in flotation of oxidized coal by oxidized diesel oil and grinding pretreatment. International Journal of Coal Preparation and Utilization, 2013, 33(6): 257-265.

[65] Xia Wencheng, Yang Jianguo , Liang Chuan. Improving oxidized coal flotation using biodiesel as a collector. International Journal of Coal Preparation and Utilization, 2013, 33(4): 181-187.

[66] Li Yanfeng , Zhao Wenda, Xu Shihui, Xia Wencheng. Changes of size, ash and density of coal particles on the column axis of a liquid–solid fluidized bed. Powder Technology, 2013, 245: 251-254.

[67] Xia Wencheng, Yang Jianguo, Liang Chuan. A short review of improvement in flotation of low rank/oxidized coals by pretreatments. Powder Technology, 2013, 237: 1-8.

[68] Xia Wencheng, Yang Jianguo. Experimental design of oily bubbles in oxidized coal flotation. Gospodarka Surowcami Mineralnymi-Mineral Resources Management, 2013, 29(4): 129-136.

[69] Xia Wencheng, Yang Jianguo , Liang Chuan. Effect of microwave pretreatment on oxidized coal flotation. Powder Technology, 2013, 233: 186-189.

[70] Xia Wencheng, Yang Jianguo , Zhu Bin. Flotation of oxidized coal dry-ground with collector. Powder Technology, 2012, 228: 324-326.

[11] Xia Wencheng, Yang Jianguo, Zhao Yuemin, Zhu Bin, Wang Yuling. Improving floatability of Taixi anthracite coal of mild oxidation by grinding. Physicochemical Problems of Mineral Processing, 2012, 48(2): 393-401. 

[72] Xia Wencheng, Yang Jianguo, Wang Yuling. Reliability of gas holdup measurements using the differential pressure method in a cyclone-static micro-bubble flotation column. Mining Science and Technology (China), 2011, 21(6): 797-801. 

 

EDUCATION

09/2009—06/2014  China University of Mining and Technology, Doctor of Engineering

                 Major: Mineral Processing Engineering

                 Dissertation title: Difficult-to-float Mechanism and Floatability Improvement of Taixi Oxidized Coal

09/2005—06/2009  China University of Mining and Technology, Bachelor of Engineering

                 Major: Mineral Processing Engineering

                 Thesis title: Preliminary Design of 2.4Mt/a Shanxi Coal Preparation Plant

RESEARCH INTEREST

Mineral surface property and its role in flotation behavior;

Flotation process design based on flotation chemistry theory;

Coal floatabilty improvements through physicochemical treatments.

Upcoming Conferences