Zobrazeno 1 - 10
of 32
pro vyhledávání: '"dust prevention and control"'
Publikováno v:
Meikuang Anquan, Vol 55, Iss 9, Pp 94-99 (2024)
In order to solve the problem of respirable dust pollution in the heading face, a multi-layer spiral spray dust removal method was proposed, in which supersonic pneumatic nozzles were arranged in a spiral shape. Taking the heading face of Qipan Coal
Externí odkaz:
https://doaj.org/article/f19a9e01ea164de181d85f574ca845b6
Publikováno v:
International Journal of Coal Science & Technology, Vol 11, Iss 1, Pp 1-16 (2024)
Abstract Dust pollution from Chinese open-pit coal mines (OPCMs) threatens the coexistence of resource development and environmental protection. This research introduces a new approach to designing OPCMs based on meteorological indicators for dust re
Externí odkaz:
https://doaj.org/article/8e264a784763460fb74a492e0b59118b
Autor:
Guangyi GAO
Publikováno v:
Meikuang Anquan, Vol 55, Iss 3, Pp 91-98 (2024)
In order to reduce the concentration of coal dust in open-pit coal mines, reduce and prevent the harm of coal dust, based on the microbial induced calcite precipitation solidification dust technology, the influence of environmental factors（temperat
Externí odkaz:
https://doaj.org/article/01d1df6046e740179ace331e9f2f2bc9
Publikováno v:
Meikuang Anquan, Vol 55, Iss 3, Pp 60-65 (2024)
Aiming at the serious problem of dust pollution in coal mines, the OAPB automatic diverting acid solution of coal seams was studied to uniformly distribute acid, so as to improve the water content of coal bodies. In order to achieve better results in
Externí odkaz:
https://doaj.org/article/dcbfcb9c162a4e098493ff65c098762c
Publikováno v:
Gong-kuang zidonghua, Vol 50, Iss 1, Pp 80-87 (2024)
In response to the dust control problem in excavation roadways, the traditional long pressure short suction ventilation dust reduction technology has problems such as large dust diffusion areas and easy blockage of jet holes in the air curtain dust r
Externí odkaz:
https://doaj.org/article/e138365dd3e7406a86d811df46a65ccb
Publikováno v:
Meikuang Anquan, Vol 54, Iss 8, Pp 26-32 (2023)
In order to solve the problems of serious dust pollution and difficult dust removal in fully mechanized coal mining face, we conduct research on the concentration and particle size field of dust in the fully mechanized mining face of Shoushan No.1 Mi
Externí odkaz:
https://doaj.org/article/c198b8c0a09f4e0da18772293bc7bd60
Publikováno v:
Arabian Journal of Chemistry, Vol 17, Iss 3, Pp 105637- (2024)
The reduction of dust pollution in coal mines is of great importance both for protection of the environment and for the occupational safety and health of coal mine workers. The reduction of dust from anthracite has been a challenge due to its inheren
Externí odkaz:
https://doaj.org/article/da801d87f2d34fd5be89a6f71c9eb2d2
Publikováno v:
Gong-kuang zidonghua, Vol 49, Iss 6, Pp 32-40 (2023)
China's coal mine safe and efficient mining technology is at the leading level in the world. But the occupational diseases induced by dust-based toxic substances, high temperature, high humidity, noise and other occupational hazard have long plagued
Externí odkaz:
https://doaj.org/article/5b1f12210f1844508b7cdf4165f3ed55
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