Zobrazeno 1 - 10
of 284
pro vyhledávání: '"Chen Hongyue"'
Publikováno v:
Jixie qiangdu, Vol 42, Pp 270-275 (2020)
A prediction model based on Deep Belief Network（ DBN） was proposed to accurately predict the cutting load of the shearer’s spiral drum. The DBN model uses 7 characteristic parameters which include 2 guiding boots,2 smooth boots,rocker arm vibra
Externí odkaz:
https://doaj.org/article/5d4e6b1b687d4e8fa72b38f5c14b530f
Publikováno v:
Jixie qiangdu, Vol 42, Pp 680-687 (2020)
To study the conveyor belt cover and roller resistance variation with the operation process of belt conveyor,based on the three components of solid model,considering the influence of temperature on the conveyor belt viscoelasticity properties,put for
Externí odkaz:
https://doaj.org/article/20a542a3ae8f402192a96dd340ec0f68
Publikováno v:
Jixie qiangdu, Vol 41, Pp 20-25 (2019)
According to shearer vibration problems in the practical work,using multi-body dynamics theory,considering the connection characteristics between walking unit of shearer and scraper conveyor,the support characteristics of adjustment height oil vat,th
Externí odkaz:
https://doaj.org/article/b7807fad7a1e4479a1bd4ea055afd22a
Publikováno v:
Jixie qiangdu, Vol 41, Pp 125-132 (2019)
Based on the theory of rigid-flex coupled multi-body system dynamics,systematic research has conducted on transmission system of a coal winning machine’s cutting part. By using the software of Recur Dyn,the model was established including transmiss
Externí odkaz:
https://doaj.org/article/39ecfaf93f3341fdbc2b99bfcd49e6ab
Publikováno v:
Jixie qiangdu, Vol 41, Pp 282-289 (2019)
Aiming at the mechanical properties of plow head and dynamic charateristics of system under oblique cutting condition,cutting resistance of planning tool under oblique cutting condition was derived,and was treated as external excitation. Dynamic diff
Externí odkaz:
https://doaj.org/article/8e4086dd31914a52aa5a6892e92972a7
Publikováno v:
Jixie qiangdu, Vol 41, Pp 452-457 (2019)
It is the key for the development of green energy-saving belt conveyor to analysis and research on the rubber conveyor belt of steel core about its dynamic characteristics. Mathematical model of the rubber conveyor belt of steel core were established
Externí odkaz:
https://doaj.org/article/b5c31d8537e140508afa29b4111a5d38
Publikováno v:
Jixie qiangdu, Vol 41, Pp 544-550 (2019)
In order to make accurate diagnosis for the scraper conveyor speed reducer failure study. This paper proposes a improved firefly algorithm to optimize neural network based fault diagnosis method. Firstly, the characteristics of the fault characterist
Externí odkaz:
https://doaj.org/article/5455e528c41745ff85d72af15e5a9b7d
Publikováno v:
Jixie qiangdu, Vol 41, Pp 673-681 (2019)
To study the interaction mechanism of shearer and the surrounding rock,using the MG500/1180-WD shearer model as research objects,EDEM discrete element simulation software is used to establish the three-dimensional simulation model,Considered the effe
Externí odkaz:
https://doaj.org/article/7c7dd9d7addf4e65b79b4a1cb7244de5
Publikováno v:
Jixie qiangdu, Vol 41, Pp 1035-1041 (2019)
The transverse free vibration model of the rubber conveyor belt with the steel rope core is established based the small deflection theory of the orthogonal anisotropy sheet model. By using the classical solution method, the analytical solutions of th
Externí odkaz:
https://doaj.org/article/20671e8396ac4cd1a64cb1e29637aaab
Publikováno v:
Gong-kuang zidonghua, Vol 44, Iss 3, Pp 59-65 (2018)
In view of problems of large impact of coal plow system under starting and braking condition，dynamic model of the coal plow system was established comprehensively considering factors of sprocket wheel polygon effect, horizontal vibration of drive s
Externí odkaz:
https://doaj.org/article/f4d89c97093e4055b02f0db61224dfda