ᵡᶍᶐᶃᴾᵟᶌᵿᶊᶗᶑᶇᶑίᵏᵍᵐὸᴾᴾᴾ ᵋᵋᴾᶄᶍᶐᴾᶃᶑᶒᶇᶋᵿᶒᶇᶌᶅᴾᶍᶇᶊᵍᶅᵿᶑᴾᶐᶃᶑᶃᶐᶔᶍᶇᶐᴾ
S ummary
2LODQGQDWXUDOJDVW\SLFDOO\H[LVWZLWKLQIRUPDWLRQV FDOOHGUHVHUYRLUV VHYHUDOWKRXVDQGPHWHUVXQGHUJURXQGZKLFKPXVWEHGULOOHGLQWR
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SUHGLFWLQJIXWXUHRLODQGJDVSURGXFWLRQIURPDUHVHUYRLUᴾ ᴾ ᵮᶍᶐᶍᶑᶇᶒᶗᴾίᵦᶃᶊᶇᶓᶋᴾᵮᶍᶐᶍᶑᶇᶋᶃᶒᶐᶗὸᴾᴾ ᴾ ᵵᶆᵿᶒᴾᶇᶑᴾᵭᶇᶊᵍᵥᵿᶑᴾᵰᶃᶑᶃᶐᶔᶍᶇᶐᵝᴾᴾ

Pore volume
Grain volume

Boil’s law

Referencesample

Core sample

ᴾ ᴾ ᵮᶃᶐᶋᶃᵿᶀᶇᶊᶇᶒᶗᴾᵆᵟᶇᶐᴾᵮᶃᶐᶋᶃᵿᶋᶃᶒᶐᶗᵇᴾᵮᶍᶐᶍᶑᶇᶒᶗᴾᵄᴾᵮᶃᶐᶋᶃᵿᶀᶇᶊᶇᶒᶗᴾᵳᶌᶂᶃᶐᴾᵡᶍᶌᶄᶇᶌᶇᶌᶅᴾᵮᶐᶃᶑᶑᶓᶐᶃᴾ
3.5115Berea

Darcy’s law

3110

Air Permeability [md]2.5105

2100

1.5
195

Air Permeability [md]Tako䠃Shirahama$QRLODQGJDVGHSRVLWFRQVLVWVRIILQHJUDLQHGURFN FDOOHGWKHFDS
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JDV ZLWKLQ LWV SRUH VSDFH (VWLPDWLRQ RI WKH URFN SURSHUWLHV RI DQ
RLOJDVUHVHUYRLULVFUXFLDOWRGHYHORSPHQWRIWKDWUHVHUYRLU

3RUHVDUHYRLGVSDFHVLQURFNDQGDUHPHDVXUHGDVSRURVLW\ZKLFKLVWKH
IUDFWLRQRIWKHYROXPHRIYRLGVSDFHRYHUWKHWRWDOYROXPHRIWKHPDWHULDO ‫ܢ‬$W\SLFDOPHWKRGE\ZKLFKSRURVLW\LVPHDVXUHGLVE\LQMHFWLQJKHOLXPJDVLQWRWKHFRUHDQGFDOFXODWLQJSRUHYROXPHEDVHGRQ%RLO VODZ  ‫ܢ‬2LODQGJDVUHVHUYHVLQDUHVHUYRLUDUHHVWLPDWHGEDVHGRQWKHSRURVLW\RIWKHUHVHUYRLUURFN

0.59001000
2000
Pressure [psi]03000

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FRUHDWFRQVWDQWSUHVVXUHDQGFDOFXODWHGEDVHGRQ'DUF\bVODZ ‫ܢ‬7KHUDQJHRIPHDVXUDEOHSHUPHDELOLW\LV¡GWRG ‫ܢ‬2LODQGJDVSURGXFWLRQYROXPHDUHHVWLPDWHGEDVHGRQWKHUHVHUYRLUbVSHUPHDELOLW\,QRLODQGJDVUHVHUYRLURYHUEXUGHQ FRQILQLQJ SUHVVXUHDIIHFWVSRURVLW\DQGSHUPHDELOLW\3RURVLW\DQGSHUPHDELOLW\XQGHUFRQILQLQJSUHVVXUHDUHDOVRXVXDOO\PHDVXUHGLQRXUODERUDWRU\ ‫ܢ‬5HODWLRQVKLSEHWZHHQSRURVLW\SHUPHDELOLW\DQGFRQILQLQJSUHVVXUHLVHVWLPDWHGXSWR03D‫ܢ‬0HDVXUHLVFRQGXFWHGIRUWRSOXJFRUHDXWRPDWLFDOO\ ‫ܢ‬5DQJHRIPHDVXUDEOHSHUPHDELOLW\LV̭GWRGᴾ ᴾ ᵮᵢᵮᵩίᵮᶐᶍᶄᶇᶊᶃᴾᵮᶃᶐᶋᶃᵿᶋᶃᶒᶐᶗὸᴾᴾ ᴾ ᵰᶃᶑᶇᶑᶒᶇᶔᶇᶒᶗᴾᴾᴾ
Archie’s Equation

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ᴾᴾ ᵋᵋᴾᶄᶍᶐᴾᶃᶑᶒᶇᶋᵿᶒᶇᶌᶅᴾᶍᶇᶊᵍᶅᵿᶑᴾᶐᶃᶑᶃᶐᶔᶍᶇᶐᴾ
S ummary
2LODQGQDWXUDOJDVW\SLFDOO\H[LVWLQIRUPDWLRQV FDOOHGUHVHUYRLUV VHYHUDOWKRXVDQGPHWHUVGHHSDQGGULOOLQJLQWRJDVRLOUHVHUYRLUVLV
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SUHGLFWLQJIXWXUHRLODQGJDVSURGXFWLRQIURPDUHVHUYRLUᴾ ᴾ ᵡᵿᶎᶇᶊᶊᵿᶐᶗᴾᵮᶐᶃᶑᶑᶓᶐᶃᴾίᵫᵧᵡᵮὸᴾ ᴾ ᵡᵿᶎᶇᶊᶊᵿᶐᶗᴾᵮᶐᶃᶑᶑᶓᶐᶃᴾίᵡᶃᶌᶒᶐᶇᶄᶓᶅᶃὸᴾ
Drainage

Lucas-Washburn’s Equation

3F 2LOZDWHU 3F $LUPHUFXU\Ȫ2LOZDWHU FRV ș2LOZDWHU
Ȫ$LUPHUFXU\ FRV ș$LUPHUFXU\ measured
3F $LUPHUFXU\ ࠉ >P1P @Imbibition

Ȫ$LUPHUFXU\ࠉ  ȟ qFRVș $LUPHUFXU\Ȫ2LOZDWHUFRV ș2LOZDWHU

>P1P @ ȟ q
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Absolute permeability=Kg@1400psig

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