Zobrazeno 1 - 10
of 2 931
pro vyhledávání: '"Low-rank coal"'
Publikováno v:
Meikuang Anquan, Vol 55, Iss 10, Pp 9-18 (2024)
Based on X ray diffraction and Fourier transform infrared spectroscopy, the microcrystalline structure characteristics and evolution patterns of a total of 6 coal samples from the eastern Junggar, southern Junggar, Tuha, and Kubai coalfields in Xinji
Externí odkaz:
https://doaj.org/article/415fc0b529394281af38ae3072099958
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-14 (2024)
Abstract Microbial bioaugmentation of coal is considered as a viable and ecologically sustainable approach for the utilization of low-rank coals (LRC). The search for novel techniques to derive high-value products from LRC is currently of great impor
Externí odkaz:
https://doaj.org/article/a91934c60d6c4984868f5813917bd713
Publikováno v:
International Journal of Coal Science & Technology, Vol 11, Iss 1, Pp 1-13 (2024)
Abstract Special attention was drawn to the heavy metals contained in coal, due to it will cause harm to the environment during coal processing and utilization. The sequential chemical extraction of Shanxi coal (SX coal) and Wulanchabu coal (WLCB coa
Externí odkaz:
https://doaj.org/article/79e1d7cfb3e1479091275bda03ee5437
Publikováno v:
Fuel Processing Technology, Vol 267, Iss , Pp 108165- (2025)
Coal-derived sludge, a solid waste produced by the coal industry, offers potential opportunities for resource recovery due to its high organic matter. However, its products face challenges related to low utilization efficiency and economic value. Eff
Externí odkaz:
https://doaj.org/article/e90eec8ff3794179b90c94dead858cfa
Autor:
Weiren BAO, Qian WANG, Ting LI, Qian TIAN, Nichen WANG, Lunjing YAN, Meijun WANG, Liping CHANG
Publikováno v:
Meitan xuebao, Vol 49, Iss 2, Pp 1067-1082 (2024)
The low-rank coal pyrolysis technology with tar upgrading by catalyst is a clean and efficient coal conversion technology that ensures national energy security while also meeting the “carbon peaking and carbon neutrality” goals. The catalytic eff
Externí odkaz:
https://doaj.org/article/48e2fbfc8a5c4b5496923f83a80c45e1
Akademický článek
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Autor:
Asif Hussain Khoja, Hamad Gohar, Waqar Ul Habib Khan, Umair Yaqub Qazi, Israf Ud Din, Abdulaziz Al‐Anazi, Waqar Muhammad Ashraf, M. A. Mujtaba, Fahid Riaz, Syed Sheraz Daood
Publikováno v:
Energy Science & Engineering, Vol 11, Iss 11, Pp 4302-4323 (2023)
Abstract Copyrolysis, being an active area of research due to its synergistic impact in utilizing diverse fuel resources, including waste materials, like, peach stone (PS), has been the focal point for this study. PS, produced in vast quantities annu
Externí odkaz:
https://doaj.org/article/c7d059c07d754ab3a6142a072c2f75f6
Akademický článek
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Publikováno v:
Meitan kexue jishu, Vol 51, Iss 9, Pp 302-309 (2023)
To explain the effect of maceral composition on the combustion characteristics of coal, a series of low-rank coals with different vitrinite/inertinite ratio were collected as the research object, and the combustion characteristics, heat change proces
Externí odkaz:
https://doaj.org/article/74fddf7b68fb4db8aaccc403b1a6042e
Autor:
Zhu GUO, Xian LI, Zhiyu LI, Zhenzhong HU, Mei ZHONG, Chunliang ZHAO, Ciliang XIA, Guangqian LUO, Shulin WANG, Hong YAO
Publikováno v:
Meitan kexue jishu, Vol 51, Iss 6, Pp 286-303 (2023)
The degradative solvent extraction of low rank coal is the use of solvents to extract low rank coal under mild conditions, through the dehydration and multi-stage separation of the raw coal： the extraction products with no water content, no ash con
Externí odkaz:
https://doaj.org/article/c1b4b433bb214922a70f9368a1ab2b7d