BibTex Citation Data :
@article{BFIS3081, author = {M. Irham Nurwidyanto and Meida Yustiana and Sugeng Widada}, title = {Pengaruh Ukuran Butir Terhadap Porositas dan Permeabilitas pada Batupasir}, journal = {BERKALA FISIKA}, volume = {9}, number = {4}, year = {2012}, keywords = {}, abstract = { It has been done a research to know the influence of grain size to permeabiality and porosity on sandstones from Ngrayong Formation, Ledok Formation, Kerek Formation and Selorejo Formation. The Permeability is measured by RUSKA Permeameter Gas, while the porosity is measured by Porosimeter Gas A-9756 series. The grain size is then determined using grain size analysis method. After the calculation, the grain size is attributed to permeability and porosity of sandstones with the analysis regresi method. Results obtained indicate that the influence of grain size significant at six sandstones. Based on the statistic calculation it has been obtained the relation with Linear regression equation Log k= -5.7 Log d + 15 with r 2 =0.7, f or the grain size to permeability and = -1.9x10 2 d +75 with r 2 =0.7, for the relation of grain size to porosity. Key Word: sandstone, grain size, porosity, permeability }, pages = {191--195} url = {https://ejournal.undip.ac.id/index.php/berkala_fisika/article/view/3081} }
Refworks Citation Data :
It has been done a research to know the influence of grain size to permeabiality and porosity on sandstones from Ngrayong Formation, Ledok Formation, Kerek Formation and Selorejo Formation.
The Permeability is measured by RUSKA Permeameter Gas, while the porosity is measured by Porosimeter Gas A-9756 series. The grain size is then determined using grain size analysis method. After the calculation, the grain size is attributed to permeability and porosity of sandstones with the analysis regresi method. Results obtained indicate that the influence of grain size significant at six sandstones. Based on the statistic calculation it has been obtained the relation with Linear regression equation Log k= -5.7 Log d + 15 with r2=0.7, for the grain size to permeability and = -1.9x102d +75 with r2=0.7, for the relation of grain size to porosity.
Key Word: sandstone, grain size, porosity, permeability
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Subsurface structure and fluid flow analyses using geophysical methods in geothermal manifestation area of Paguyangan, Brebes, Central Java
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