Response surface optimization and finite element simulation to prepare microporous carbon refractories via cold isostatic pressing

2021 ◽  
pp. 117060
Author(s):  
Jiwei Niu ◽  
Zhoufu Wang ◽  
Xizhong An ◽  
Beiyue Ma ◽  
Hao Liu ◽  
...  
2010 ◽  
Vol 42 ◽  
pp. 22-25 ◽  
Author(s):  
Hong Wei Zhang ◽  
Yi Du Zhang

Straightening of machining deformation of the aeronautical monolithic components is one of the most complex manufacturing problems encountered in modern aerospace industry. In this paper deformation straightening processes are simulated using finite element method and the integrated simulation environment is put forward. A new method combining response surface method (RSM) with finite element simulation is proposed in order to quickly predict the straightening results in certain design space. The response surface about springback was constructed based on simulation results.


Energies ◽  
2019 ◽  
Vol 12 (19) ◽  
pp. 3639
Author(s):  
Jinshun Hao ◽  
Shuangfu Suo ◽  
Yiyong Yang ◽  
Yang Wang ◽  
Wenjie Wang

Surface-mounted permanent magnet synchronous motors (SMPMSM) with high power density and good speed regulation are widely used in industrial applications. In order to further improve its power density, this paper studied the relationship between the thickness of the stator yoke, the thickness of the rotor yoke, the relative magnet span of the motor and the motor power density using the finite element simulation method. On this basis, a response surface model between the three parameters and the power density of the motor was established. Based on this model and a differential evolution algorithm, the motor was optimized and the power density was improve; finally, the optimization results were verified using the finite element simulation method. In addition, the optimization results showed that, when other structure parameters remain unchanged, there is an optimal combination of parameters that can maximize the motor’s power density, including the thickness of the stator yoke, the thickness of the rotor yoke and relative magnet span of the motor.


2018 ◽  
Vol 99 (5-8) ◽  
pp. 1725-1733 ◽  
Author(s):  
Maheswaran Vattur Sundaram ◽  
Alireza Khodaee ◽  
Michael Andersson ◽  
Lars Nyborg ◽  
Arne Melander

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