Login
Registrati
Reimposta password
Pubblica & Distribuisci
Soluzioni Editoriali
Soluzioni di Distribuzione
Temi
Pubblicazioni
Riviste
Libri
Atti
Editori
Blog
Contatti
Cerca
Carrello
EUR
USD
GBP
Italiano
English
Deutsch
Polski
Español
Français
Italiano
Home
Riviste
Studia Geotechnica et Mechanica
Volume 42 (2020): Numero 3 (September 2020)
Accesso libero
Analysis of the Collapse Gradient of Deep Water Horizontal Wellbore and the Effects of Mud Chemical Activity and Variation in Water Depth
Adewale Dosunmu
Adewale Dosunmu
,
Roland I. Nwonodi
Roland I. Nwonodi
e
Evelyn Ekeinde
Evelyn Ekeinde
| 09 apr 2020
Studia Geotechnica et Mechanica
Volume 42 (2020): Numero 3 (September 2020)
INFORMAZIONI SU QUESTO ARTICOLO
Articolo precedente
Articolo Successivo
Sommario
Articolo
Immagini e tabelle
Bibliografia
Autori
Articoli in questo Numero
Anteprima
PDF
Cita
CONDIVIDI
Article Category:
Research Article
Pubblicato online:
09 apr 2020
Pagine:
232 - 241
Ricevuto:
05 ott 2019
Accettato:
02 feb 2020
DOI:
https://doi.org/10.2478/sgem-2019-0040
Parole chiave
Mogi-Coulomb criterion
,
collapse gradient
,
horizontal well
,
deepwater
,
chemical activity
© 2020 Adewale Dosunmu et al., published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.
Figure 1
Effect of water depth on the critical mud weight
Figure 2
Variation of wellbore collapse within the formation due to the column of water
Figure 3
Effect of mud chemical activity on the critical mud weight
Figure 4
Effect of mud chemical activity on the collapse gradient for different shale chemical activities.
Data for well A1 used in the study.
σ
v
= 22.621 kPa/m
φ
=32°
σ
H
= 19.228 kPa/m
Z
= 1524 m
σ
h
= 18.096 kPa/m
a
w,shale
= 0.8
p
o
= 10.179 kPa/m
a
w,mud
= 0.8
c
= 4826.33 kPa
θ
= N0E
μ
= 0.28
Z
w
= 152.4 m