Features of carrying out experiment using finite-element method at multivariate calculation of “mine massif – combined support” system

2011 ◽  
Vol 354-355 ◽  
pp. 1187-1191
Author(s):  
Zhi Gang Chen ◽  
Wei Fu ◽  
Ting Ming Zhou ◽  
Meng Qi Li ◽  
Zhi Hui Liu ◽  
...  

In order to obtain the optimal situation of the output shaft load in different bearing support system, this paper has established output shaft load calculation model in one bearing, double bearings and three bearings support system to compare the calculation results. Use equivalent output shaft to do theoretical calculation and use finite element method to calculate the strength and stiffness of the uniform output shaft for comparison among three types of support. The results shows that stress value of output shaft with theoretical calculation is closed to the value with finite element method, but reverse as the deformation of output shaft, and the optimization values are less than 1% with three supporting bearings.


Nanoscale ◽  
2019 ◽  
Vol 11 (43) ◽  
pp. 20868-20875 ◽  
Author(s):  
Junxiong Guo ◽  
Yu Liu ◽  
Yuan Lin ◽  
Yu Tian ◽  
Jinxing Zhang ◽  
...  

We propose a graphene plasmonic infrared photodetector tuned by ferroelectric domains and investigate the interfacial effect using the finite element method.


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