Zobrazeno 1 - 10
of 440
pro vyhledávání: '"Meng Qingyong"'
Publikováno v:
High Temperature Materials and Processes, Vol 43, Iss 1, Pp pp. 152-163 (2024)
In this study, the effects of applying a full oxygen blast furnace (FOBF) on carbon emissions were investigated by determining the ultimate minimum carbon consumption and a carbon metabolism calculation model. The results demonstrate that the minimum
Externí odkaz:
https://doaj.org/article/0a6f2303e8c94e4caf35f518d2e464c2
Publikováno v:
Gong-kuang zidonghua, Vol 49, Iss 6, Pp 168-174 (2023)
Network slicing is an important technology in 5G networks. The existing research on mine 5G mainly focuses on system architecture and application scenarios, lacking specific implementation solutions for slicing technology. In order to solve the above
Externí odkaz:
https://doaj.org/article/7db65b27bb2c4d3a94a608628aee8f48
Autor:
MENG Qingyong
Publikováno v:
Meikuang Anquan, Vol 51, Iss 8, Pp 112-116 (2020)
In view of problems of co-channel interference emerged in wireless communication in coal mine emergency rescue based on Bluetooth transmission, the paper proposes a method of realizing anti-interference using frequency hopping technology. Mine-used v
Externí odkaz:
https://doaj.org/article/a922bb9c2fed43f499d2f9375f42c9a6
Autor:
MENG Qingyong
Publikováno v:
Gong-kuang zidonghua, Vol 46, Iss 7, Pp 28-33 (2020)
Through comparing and analyzing network deployment of 5G non-standalone (NSA) and standalone (SA) as well as their advantages and disadvantages, and combining with current status of 4G 'one network one base-station' generally applied in coal mine und
Externí odkaz:
https://doaj.org/article/bcc290aba3f447c3a29451a4c9c0a58f
Publikováno v:
High Temperature Materials and Processes, Vol 39, Iss 1, Pp 33-44 (2020)
The microstructural characteristics and mechanical properties of the simulated coarse grained heat affected zone (CGHAZ) in high N V-alloyed steel have been conducted under different welding heat input, characterized by the cooling time taken from 80
Externí odkaz:
https://doaj.org/article/6ec2ecf20c634766af21c364b0fd7f45
Autor:
MENG Qingyong, GU Chuang
Publikováno v:
Gong-kuang zidonghua, Vol 45, Iss 8, Pp 43-47 (2019)
For problems that information security protection measures of industrial Internet of coal mine were mostly applied to small areas and it was difficult to assess the whole information security risk, an information security risk assessment method of in
Externí odkaz:
https://doaj.org/article/99d77567ad1a49ffbdf34a3b30287bf1
Publikováno v:
Gong-kuang zidonghua, Vol 42, Iss 7, Pp 30-33 (2016)
For low localization precision of existing underground personnel localization technologies, an underground joint localization method based on electromagnetic wave and ultrasonic was proposed by analyzing ranging principle of electromagnetic wave and
Externí odkaz:
https://doaj.org/article/ec21205862ea410fb280c84d4f49222b
Publikováno v:
Journal of Engineering Science and Technology Review, Vol 8, Iss 5, Pp 102-109 (2015)
The improved A * algorithm is a method of navigation path planning for articulated underground scrapers. Firstly, an environment model based on a mining Geographic Information System (GIS) map is established, and then combined with improved A * alg
Externí odkaz:
https://doaj.org/article/8de8a324b2344c238b64098f3639a5ae
Autor:
MENG Qingyong
Publikováno v:
Gong-kuang zidonghua, Vol 41, Iss 8, Pp 6-9 (2015)
For problems of difficult realization of effective monitoring and poor pre-alarming ability of existing surrounding rock pressure monitoring technologies for coal mine tunneling roadway, a kind of online monitoring and pre-alarming system for surroun
Externí odkaz:
https://doaj.org/article/c9c51895b81b4278a39b2daaa495782b
Publikováno v:
Gong-kuang zidonghua, Vol 41, Iss 6, Pp 83-86 (2015)
For a problem that existing multi-channel allocation algorithms for wireless Mesh network were unable to resolve channel allocation jitter caused by transmission interference in coal mine emergency rescue, a multi-channel allocation algorithm was pro
Externí odkaz:
https://doaj.org/article/159d71f6911e46fb991af50fd52c33a8