Electromagnetic field distribution calculation in solenoidal inductively coupled plasma using finite difference method

2008 ◽  
Vol 104 (8) ◽  
pp. 083306 ◽  
Author(s):  
W. P. Li ◽  
Y. Liu ◽  
Q. Long ◽  
D. H. Chen ◽  
Y. M. Chen

2012 ◽  
Vol 463-464 ◽  
pp. 331-335
Author(s):  
Pei Nan Zhao ◽  
Meng Yun Zhang

In this paper, a static electromagnetic field problem will be solved. The method to solve the problem is Finite Difference Method ( FDM ). The software MATLAB is the main environment used to finish the numerical computing. Finally, we found using Finite Difference Method to solve a static electromagnetic field problem is quite convenient. We also can draw the two-dimension and three-dimension graph of the distribution of the electromagnetic field. Furthermore, we discuss the advantages of using FDM to solve the problem, and the disadvantages still exist in this method.



2021 ◽  
Vol 257 ◽  
pp. 03049
Author(s):  
Zhehua Du ◽  
Xin Lin

A two-step Lagrangian particle tracing method was used to simulate the particle movement in convective diffusion. Firstly, the flow field distribution was given by finite difference method. Secondly convective diffusion was simulated by particle tracing method. Jet current through centre slit in the static flow and turbulent flow as well as the side discharge of pollutant were simulated as case study. In this paper, finite difference method is used to solve fluid velocity field distribution, and particle tracking method is used to solve convection-diffusion equation. The result shows that the data produced by particle tracing method is reasonable and the method is stable. This method can be applied to the calculation of the convective diffusion of pollutant and spread to other problems.







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