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VOL. 8, ISSUE 1 (2023)
A comparison of Eaton’s correlation and an experimental model for fracture pressure prediction for the X field of Ghana
Authors
Bill Ato Boison, Richard Amorin, Alexander Ofori Mensah
Abstract
Inability to correctly estimate the fracture pressure gradient of a formation has the potential to result in downhole problems. Therefore, fracture pressure prediction is very vital in the successful drilling and cementing operations of a well. This work therefore determined the accuracy of Eaton’s model using formation pore pressure, overburden stress and Poisson’s ratio for predicting fracture pressure for the X field of Ghana while also comparing with an experimental linear regression model. Based on the results obtained, Eaton’s fracture pressure estimate recorded a highest deviation margin of 14.92% (871.43 psi) and a lower deviation value of 0.64% (17.01 psi). Thus, Eaton’s correlation overestimated the field’s fracture pressures by an average of 7.13% (295.97 psi). The experimental model generated for the predicting of the fracture pressure gradient for the field recorded minimal error compared to Eaton’s correlation with an accuracy of about 95.84%.
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Pages:22-25
How to cite this article:
Bill Ato Boison, Richard Amorin, Alexander Ofori Mensah "A comparison of Eaton’s correlation and an experimental model for fracture pressure prediction for the X field of Ghana". International Journal of Advanced Research and Development, Vol 8, Issue 1, 2023, Pages 22-25
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