Zobrazeno 1 - 10
of 597
pro vyhledávání: '"characteristic temperature"'
Publikováno v:
Meikuang Anquan, Vol 55, Iss 9, Pp 1-11 (2024)
In order to investigate the influence of gas mixture (O2/N2 and O2/N2/CO2) on the spontaneous combustion characteristics of coal, synchronous thermal analyzers, temperature programmed gas chromatography/infrared spectrometers were used to study the c
Externí odkaz:
https://doaj.org/article/3c9821719d504b42ab79754de15ce005
Publikováno v:
Case Studies in Thermal Engineering, Vol 63, Iss , Pp 105367- (2024)
In this study, coal samples' reactive group contents were changed using extractants, and the effects of the reactive group contents spontaneous coal combustion were investigated using infrared spectroscopy, thermogravimetry/derivative thermogravimetr
Externí odkaz:
https://doaj.org/article/d141c44aa2934fdea73bed6bb7cc8983
Publikováno v:
Meikuang Anquan, Vol 55, Iss 2, Pp 99-106 (2024)
To explore the influence of sulfur content on the spontaneous combustion characteristics of coal and find efficient ways to prevent and control the spontaneous combustion disaster of high sulfur coal, the oxidation processes of typical high sulfur co
Externí odkaz:
https://doaj.org/article/e8d414b0fc7541e3a1318c4f53b66ddc
Publikováno v:
Meikuang Anquan, Vol 55, Iss 1, Pp 126-131 (2024)
In order to study the effect of magnesium salt (magnesium chloride hexahydrate + magnesium hydroxide) on the retarding characteristics of coal spontaneous combustion, the effects of inhibitor dosage and silane coupling agent on the characteristic tem
Externí odkaz:
https://doaj.org/article/38dbe5b67865411a9571d07064e7910a
Publikováno v:
Fire, Vol 7, Iss 10, p 348 (2024)
Coal-to-liquid technology is a key technology to ensuring national energy security, with the Fischer–Tropsch synthesis process at its core. However, in actual production, Fischer–Tropsch wax residue exhibits the characteristics of spontaneous com
Externí odkaz:
https://doaj.org/article/3850761bb2c44fe2813803d3f4d67bd3
Publikováno v:
Meikuang Anquan, Vol 54, Iss 11, Pp 77-83 (2023)
To study the characteristics of coal with different particle sizes in the process of oxidation and spontaneous combustion, differential scanning calorimetry (DSC) was used to study the lignite from Chahasu Coal Mine, Inner Mongolia. The influence of
Externí odkaz:
https://doaj.org/article/21e8ca2b8f2248a9abed53a8b283d85b
Publikováno v:
Ceramics-Silikáty, Vol 67, Iss 3, Pp 277-281 (2023)
The evaluation of the thermal stability of lithium silicate glasses containing P₂O₅ and V₂O₅ against the crystallisation criteria based on the characteristic temperatures, activation energy values, and the length of the crystallisation induct
Externí odkaz:
https://doaj.org/article/9afb63d1da254619b6a911341a1b949d
Autor:
Zhifeng Wu, Qi Zhang, Hongxiao Yu, Lili Fu, Zhen Yang, Yan Lu, Zhongya Guo, Yasen Li, Xiansheng Zhou, Yingjie Liu, Le Wang
Publikováno v:
Frontiers in Chemistry, Vol 12 (2024)
To investigate the quantitative relationship between the pyrolysis characteristics and chemical components of tobacco materials, various machine learning methods were used to establish a quantitative analysis model of tobacco. The model relates the t
Externí odkaz:
https://doaj.org/article/b53bd32d95b84268af511b01172edb47
Autor:
ZHAO Haibo
Publikováno v:
Meikuang Anquan, Vol 54, Iss 5, Pp 205-210 (2023)
To research the pore structure and oxidation spontaneous combustion characteristics of coal after water immersion, long-flame coal was prepared into water-soaked coal with water content of 4%-20%. Automatic specific surface area analyzer and simultan
Externí odkaz:
https://doaj.org/article/74b02ea6671545eaa1366b3938914024
Publikováno v:
Meitan kexue jishu, Vol 51, Iss 4, Pp 80-87 (2023)
The coal spontaneous combustion disaster seriously threatens the mine safety production. Mastering the correlation between the micro group and characteristic temperature of coal spontaneous combustion plays a positive role in the prevention and contr
Externí odkaz:
https://doaj.org/article/8e5d8ef81ed04e03be9bc6ca67585292