Simultaneous determination of specific heat capacity and thermal conductivity using the finite-difference method

1997 ◽  
Vol 31 (4) ◽  
pp. 531-540 ◽  
Author(s):  
M.E. Schmalko ◽  
R.O. Morawicki ◽  
L.A. Ramallo
2021 ◽  
Vol 133 (2) ◽  
pp. 31-33
Author(s):  
B. Z. Kazymov ◽  
◽  
Т. А. Samadov ◽  
S. H. Novruzova ◽  
E. V. Gadashova ◽  
...  

The problem of determining reservoir properties (porosity, permeability) of gas layers developed in the depletion mode, whose rocks are subjected to creeping deformation with the Abel core, is considered. In order to determine the parameters that characterize reservoir properties of the reservoir, the authors indicate the possibility of using an appropriate numerical solution to the problem of determining the theoretical values of the reservoir volume-weighted average reservoir pressures over time, obtained using the finite difference method.


2021 ◽  
Vol 18 (1) ◽  
pp. 25-32
Author(s):  
Carlos Valbson Dos Santos Araújo ◽  
João Paulo Matos Xavier ◽  
Robson Lopes Pereira

From the implementation of analytical solutions for thin rectangular slabs using the Finite Difference Method, the present paper was developed with the purpose of comparing the determined efforts in a concrete plate with those that would be found using the tables originated from the plates theory of authors established in the literature. For this, the programming language Python was used, taking as a case study, a slab with dimensions of 5 meters long by 3 meters wide and thickness equal to 0.10 meters. In the analysis of the efforts, several support conditions were considered, in which the internal efforts and displacements obtained by the Finite Difference Method were compared with the results obtained through the tables proposed in literature. It was verified that the Finite Difference Method constitutes a good alternative for the resolution of thin solid plates, since the results were similar to the classic solution proposed in literature. The implemented program allows the visualization of the efforts through of spectrums of zone which facilitates the understanding of the distribution of the efforts along the slab, differing slightly from the uniform distribution adopted in the tables consulted.


Fuel ◽  
2013 ◽  
Vol 103 ◽  
pp. 347-355 ◽  
Author(s):  
Wendi Guo ◽  
C. Jim Lim ◽  
Xiaotao Bi ◽  
Shahab Sokhansanj ◽  
Staffan Melin

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