Results 101 to 110 of about 9,646,321 (185)

Deformation and failure mechanism and control technology of soft rock roadway in Chengzhuang Mine

open access: yesMeikuang Anquan
Aiming at the problem of serious deformation phenomena such as two sides and floor heave occurring in the expanding soft rock roadway in the second panel area of 15# coal of Chengzhuang Coal Mine, which is hard to meet the requirement of safe and ...
Min ZHANG
doaj   +1 more source

Development And Application Of Mechanized Control Equipment For Roadway Floor Heave In Coalmine [PDF]

open access: yesProceedings of the 2017 2nd Joint International Information Technology, Mechanical and Electronic Engineering Conference (JIMEC 2017), 2017
Zhitao Kan   +4 more
openaire   +1 more source

Mechanism for Controlling Floor Heave of Mining Roadways Using Reinforcing Roof and Sidewalls in Underground Coal Mine

open access: yes, 2018
Controlling floor heave plays an important role in the stability of mining roadways that is pivotal to the sustainable, safe, and efficient development of coal resources in underground coal mines.
Gangye Guo   +4 more
core   +1 more source

Semi-active damping control for vibration isolation of base disturbances [PDF]

open access: yes, 2004
This thesis is concerned with semi-active damping control for vibration isolation of base disturbances. The aim is to investigate the effectiveness and suitability of semi-active damping control strategies for improving steady-state vibration isolation ...
Liu, Yuyou
core  

Active modeling based model predictive control for yaw-heave coupling dynamics of unmanned helicopters in full flight envelope

open access: yes, 2009
For realizing the yaw-heave coupling control of unmanned helicopters in full flight envelope, an active modeling based controller is developed based on robust model predictive control and adaptive set-membership filter estimation.
Qi JT(齐俊桐)   +2 more
core  

MULTIAGENT SYSTEMS FOR SHOP FLOOR ARHITECTURE MANAGEMENT [PDF]

open access: yes
The paper presents the problem of shop floor agility. In order to cope with the disturbances and uncertainties that characterise the current business scenarios faced by manufacturing companies, the capability of their shop floors needs to be improved ...
Dan FLOROIAN
core  

Study on Influencing Factors and Prediction of Tunnel Floor Heave in Gently Inclined Thin-Layered Rock Mass

open access: yes
In recent years, the construction of new railway tunnels worldwide has become increasingly challenging due to larger cross-sections, deeper burial depths, higher in situ stress, and more complex geological conditions.
Shunyu Wang   +4 more
core   +1 more source

Spatiotemporal deformation patterns induced by ultradeep excavation in soft soil areas. [PDF]

open access: yesSci Rep
Cheng X   +7 more
europepmc   +1 more source

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