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Leaching of aluminum from coal spoil by mechanothermal activation

Xiaoxue SUN,Yuzhu SUN,Jianguo YU

Frontiers of Chemical Science and Engineering 2015, Volume 9, Issue 2, Pages 216-223 doi: 10.1007/s11705-015-1518-2

Abstract: The process of activating coal spoil (CS) in order to recover aluminum as a high value product was investigatedThen a mechanothermal activation method was adopted to increase the aluminum activity in the coal spoil

Keywords： coal spoil mechanothermal compound activation leaching

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Innovative approach of low carbon and efficient utilization of coal resources: The polygeneration systemof a combination of the gasified coal gas and the pyrolyzed coal gas to form the synthetic gas

Kechang XIE, Fan LI

Frontiers of Chemical Science and Engineering 2010, Volume 4, Issue 4, Pages 383-384 doi: 10.1007/s11705-010-0526-5

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Status and Suggestion for Modern Coal Chemical Industry and Clean Coal Technology

Xie Kechang

Strategic Study of CAE 2003, Volume 5, Issue 6, Pages 15-24

Abstract:

The important role of coal played in TPES was described, and the status of modern coal chemical industryand clean coal technologies was analyzed.on the scientific research experiences of the author, strategy and suggestion for the development of coalchemical industry and elcan coal technology in China were proposed.

Keywords： coal chemical industry clean coal technology strategy

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Management and Practice of Large-Scale Modern Coal Enterprises

An Wang

Frontiers of Engineering Management 2014, Volume 1, Issue 1, Pages 13-17 doi: 10.15302/J-FEM-2014004

Abstract: As the coal-dominated energy structure will remain unchanged in the short term, the sustainable developmentof the coal industry is still serving as one of the foundations for the sound development of the national

Keywords： coal industry sustainable development the four-orientation model

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A review on co-pyrolysis of coal and oil shale to produce coke

Xiangchun Liu, Ping Cui, Qiang Ling, Zhigang Zhao, Ruilun Xie

Frontiers of Chemical Science and Engineering 2020, Volume 14, Issue 4, Pages 504-512 doi: 10.1007/s11705-019-1850-z

Abstract: It has become the top priority for coking industry to rationally use and enlarge coking coal resourcesThis review focuses on the potential utilization of oil shale (OS) as a feedstock for coal-blending cokingIf such OS is directly used for coal-blending coking, the coke product will not meet market demand.Then the exploratory studies on co-pyrolysis of coal with OS, including co-pyrolysis phenomena and processFinally, co-pyrolysis of different ranks of coals with OS in terms of coal-blending coking, where further

Keywords： coal oil shale co-pyrolysis coal blending coking coke

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Managing Innovation: Accelerating the Development of Clean Coal Technology

Ya-juan Sun,Guo-qing Wang,Yan Wang,Ning Zhang,Zhen-qi Zhu

Frontiers of Engineering Management 2015, Volume 2, Issue 1, Pages 86-92 doi: 10.15302/J-FEM-2015013

Abstract: Coal gasification technology concerns the clean, efficient utilization of coal, providing a core solutionPresently, China is pursuing the development of coal gasification technology despite industry setbacksAs a result, ENN’s Clean Coal Technologies include: Coal Hydro-gasification, Supercritical Coal Gasification, Catalytic Coal Gasification and Underground Coal Gasification, having successfully completed all pilot

Keywords： coal technology coal gasification innovation management clean ENN

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On the fouling mechanism of polysulfone ultrafiltration membrane in the treatment of coal gasification

Xue Zou,Jin Li

Frontiers of Chemical Science and Engineering 2016, Volume 10, Issue 4, Pages 490-498 doi: 10.1007/s11705-016-1600-4

Abstract: a polysulfone ultrafiltration membrane with the molecular weight cutoff of 20 kDa to treat crushed coal

Keywords： membrane fouling ultrafiltration membrane coal gasification wastewater rejection coefficient

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Tuning porosity of coal-derived activated carbons for CO2 adsorption

Frontiers of Chemical Science and Engineering 2022, Volume 16, Issue 9, Pages 1345-1354 doi: 10.1007/s11705-022-2155-1

Abstract: A simple method was developed to tune the porosity of coal-derived activated carbons, which provided

Keywords： coal-derived activated carbons porosity CO₂ adsorption molecular dynamics

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Technology Development and Engineering Practice for Protection and Utilization of Water Resources in Coal

Da-zhao Gu

Frontiers of Engineering Management 2016, Volume 3, Issue 1, Pages 59-66 doi: 10.15302/J-FEM-2016010

Abstract: , Inner Mongolia, Ningxia, and Gansu (hereafter generally referred as “the Western Area”) are major coal-producingareas in China due to rich coal resources and good mining conditions.The surface evaporation is huge and a great amount of mine water generated in coal mining is evaporatedIn order to protect and utilize the water resources during large-scale coal mining in the Western Areais also extended to other western mining areas, providing an effective path for harmonic mining of coal

Keywords： Western Mining Area coal mining water resources coal mine underground reservoirs

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Exploration and Practice in Systems Engineering Management of Large Coal-based Integrated Energy Projects

Wen Ling

Frontiers of Engineering Management 2015, Volume 2, Issue 2, Pages 173-177 doi: 10.15302/J-FEM-2015029

Abstract: With an analysis of current development of China’s coal industry, this paper, in the perspectives ofinnovation, introduces the exploration and engineering practice by Shenhua Group in coordination with coaland the environment, co-development of coal and the associated resources as well as clean and efficientutilization of coal.Based on systems engineering of Shenhua’s coal-based integrated energy projects, the paper also presents

Keywords： coal-based integrated energy systems engineering exploration practice

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Synergistic utilization of coal and other energy – Key to low carbon economy

Weidou NI, Zhen CHEN

Frontiers in Energy 2011, Volume 5, Issue 1, Pages 1-19 doi: 10.1007/s11708-010-0136-4

Abstract: In China, coal is a dominant component of energy mix, and it is expected to remain as such over the nextCoal is expected to be used even more in power generation.The direct combustion of coal already has been causing severe pollution and ecological degradation, andTherefore, the polygeneration system based on coal gasification, which is one of the major examples ofsynergistic utilization of coal, is proposed.

Keywords： synergy clean and efficient utilization of coal coal-based polygenration CO₂ mitigation energy

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Research progress on synthesis of zeolites from coal fly ash and environmental applications

Frontiers of Environmental Science & Engineering 2023, Volume 17, Issue 12, doi: 10.1007/s11783-023-1749-2

Abstract:

● Up-to-date information on the preparation of zeolite from CFA were summarized.

Keywords： Coal fly ash Zeolite Synthetic method Environmental application Industrialization

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Modeling of coal swelling induced by water vapor adsorption

Zhejun PAN

Frontiers of Chemical Science and Engineering 2012, Volume 6, Issue 1, Pages 94-103 doi: 10.1007/s11705-011-1172-2

Abstract: Gas adsorption-induced coal swelling is a well-know phenomenon.Coal swelling or shrinkage by adsorption or desorption of water vapor has not been well understood butin the coal micropores forms multilayer of adsorbed molecules.of moisture intake by the coal matrix.adsorption changes the surface energy, which thus causes coal to swell.

Keywords： multilayer adsorption vapour pressure coal shrinkage relative humidity permeability

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Porous silica synthesis out of coal fly ash with no residue generation and complete silicon separation

Frontiers of Environmental Science & Engineering 2023, Volume 17, Issue 9, doi: 10.1007/s11783-023-1712-2

Abstract:

● Both amorphous and crystalline silicon are completely separated from coal

Keywords： Coal fly ash Alkali fusion Micro-/meso-porous Si Zeolite MCM-48 Crystalline transformation

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Comparison of combustion characteristics of petroleum coke and coal in one-dimensional furnace

Qulan ZHOU, Qinxin ZHAO, Guangjie ZHOU, Huiqing WANG, Tongmo XU, Shien HUI,

Frontiers in Energy 2010, Volume 4, Issue 3, Pages 436-442 doi: 10.1007/s11708-009-0059-0

Abstract: strength and excess oxygen coefficient on the combustion characteristics of petroleum coke, Hejin lean coaland Shenmu soft coal are researched on a one-dimensional furnace using a dual channel swirl burner.that with the increase in primary air fraction , the NO emission concentrations of both Hejin lean coalcoke increase, and the combustion worsens in the earlier stage, but the burn-out rate of Shenmu soft coalHowever, both the NO emission concentration of petroleum coke and Shenmu soft coal are minimum when &

Keywords： petroleum coke Shenmu soft coal Hejin lean coal combustion characteristics experimental research

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Title Author Date Type Operation

Leaching of aluminum from coal spoil by mechanothermal activation

Xiaoxue SUN,Yuzhu SUN,Jianguo YU

Journal Article

Innovative approach of low carbon and efficient utilization of coal resources: The polygeneration systemof a combination of the gasified coal gas and the pyrolyzed coal gas to form the synthetic gas

Kechang XIE, Fan LI

Journal Article

Status and Suggestion for Modern Coal Chemical Industry and Clean Coal Technology

Xie Kechang

Journal Article

Management and Practice of Large-Scale Modern Coal Enterprises

An Wang

Journal Article

A review on co-pyrolysis of coal and oil shale to produce coke

Xiangchun Liu, Ping Cui, Qiang Ling, Zhigang Zhao, Ruilun Xie

Journal Article

Managing Innovation: Accelerating the Development of Clean Coal Technology