Zobrazeno 1 - 10
of 197
pro vyhledávání: '"Chenlong DUAN"'
Study on the thin layer drying and diffusion mechanism of low rank coal in Inner Mongolia and Yunnan
Publikováno v:
Записки Горного института, Vol 266, Pp 326-338 (2024)
Coal is one of the world's most important energy substances. China is rich in coal resources, accounting for more than 90 % of all ascertained fossil energy reserves. The consumption share of coal energy reaches 56.5 % in 2021. Due to the high moistu
Externí odkaz:
https://doaj.org/article/b49f7cd9f93c4ee4ae3bbe674e502f8b
Publikováno v:
Meitan kexue jishu, Vol 51, Iss 4, Pp 215-223 (2023)
Coal beneficiation is the source technology of clean processing and utilization of coal. Dry coal beneficiation is an important way for efficient separation and upgrading of easily sliming coal in arid area. Dry dense medium fluidized bed forms a cer
Externí odkaz:
https://doaj.org/article/1bd6b77dc6aa42708d629529ca241e04
Autor:
Jinzhan Huang, Zhiqiang Li, Biao Chen, Sen Cui, Zhaolin Lu, Wei Dai, Yuemin Zhao, Chenlong Duan, Liang Dong
Publikováno v:
Записки Горного института, Vol 256, Pp 663-676 (2022)
Real-time testing of coal ash plays a vital role in the chemical, power generation, metallurgical, and coal separation sectors. The rapid online testing of coal ash using radiation measurement as the mainstream technology has problems such as strict
Externí odkaz:
https://doaj.org/article/22237085dc744a56aa6e9432d2b65110
Publikováno v:
ACS Omega, Vol 7, Iss 11, Pp 9879-9890 (2022)
Externí odkaz:
https://doaj.org/article/16f43aab6f754deeb637a5b868086548
Autor:
Chenlong Duan, Jiale Yuan, Miao Pan, Tao Huang, Haishen Jiang, Yuemin Zhao, Jinpeng Qiao, Weinan Wang, Shijie Yu, Jiawang Lu
Publikováno v:
International Journal of Mining Science and Technology, Vol 31, Iss 6, Pp 1013-1022 (2021)
Traditional vibrating screen usually adopts the linear centralized excitation mode, which causes the difficulty in particles loosening and low screening efficiency. The variable elliptical vibrating screen (VEVS) trajectory is regulated to adapt the
Externí odkaz:
https://doaj.org/article/614e682a35ae4ffcbe3d9cd4b3eb1536
Publikováno v:
ACS Omega, Vol 5, Iss 45, Pp 29199-29208 (2020)
Externí odkaz:
https://doaj.org/article/3c1bddb4777b4529a0a1828f988a5d9a
Publikováno v:
International Journal of Mining Science and Technology, Vol 30, Iss 6, Pp 883-888 (2020)
Gas-solid fluidized bed separation is a highly efficient and clean technique for coal separation, and can effectively remove ash and sulfur contained gangue minerals from coal. However, the fine coal plugging distributor often leads to uneven fluidiz
Externí odkaz:
https://doaj.org/article/e3f9615202714f05add58c200722dece
Publikováno v:
International Journal of Mining Science and Technology, Vol 28, Iss 3, Pp 461-467 (2018)
Pressure fluctuations contribute to the instability of separation process in air dense medium fluidized bed, which provides a high motivation for further study of underlying mechanisms. Reasons for generation and propagation of pressure fluctuations
Externí odkaz:
https://doaj.org/article/a8ffecd48339463493471773c26961d6
Publikováno v:
Journal of Chemistry, Vol 2019 (2019)
In this study, thermogravimetric analysis (TGA) coupled with Fourier transform infrared (FTIR) spectroscopy was used to heat the coal samples of six different coalification degrees from room temperature to 1000°C at 20°C·min−1 under nitrogen atm
Externí odkaz:
https://doaj.org/article/5e0107cc7a5541c693194968bb68a0bc
Publikováno v:
International Journal of Mining Science and Technology, Vol 25, Iss 5, Pp 855-859 (2015)
Research on recycling waste Printed Circuit Boards (PCB) is at the forefront of preventing environmental pollution and finding ways to recycle resources. The Tapered Column Separation Bed (TCSB) is invented aiming at disposing the problem that fine p
Externí odkaz:
https://doaj.org/article/4b93cbb0f1224972be443d27d02cfce8