BSP: An evolution from Smart Wells to Smart Fields

Author(s):  
Erik van der Steen ◽  
Ronald Knoppe
Keyword(s):  
Author(s):  
S.S. Ulianov ◽  
◽  
R.I. Sagyndykov ◽  
D.S. Davydov ◽  
S.A. Nosov ◽  
...  

SPE Journal ◽  
2012 ◽  
Vol 17 (03) ◽  
pp. 680-686 ◽  
Author(s):  
Dharmeshkumar R. Gotawala ◽  
Ian D. Gates

Summary Full steam conformance along the well pair of the steam-assisted gravity-drainage (SAGD) oil-sands-recovery process is essential for high thermal efficiency. Conformance can be improved by controlling injection and production strategies to ensure that steam is delivered to target regions in the reservoir. Smart wells use interval-control valves (ICVs) that, conceptually, can be dynamically controlled to yield uniform steam injectivity along the well pair. Dynamic control algorithms, such as proportional-integral-derivative (PID) control and their associated controller parameters, have not yet been developed for the SAGD processes that use ICVs. One control strategy would be to control the interwell subcool temperature difference—that is, the difference between the steam-injection temperature and the produced-fluids temperature. If this temperature difference is small, then the liquid pool above the production well is small and there is a likelihood of live steam production from the chamber. On the other hand, if the difference is large, the pool may rise above the injection well and gravity drainage is hindered because the chamber is largely filled with liquid. Here, the focus is on developing a simple, approximate theory for the behavior of the liquid pool at the base of the steam chamber to determine the ranges of values of control parameters to achieve a targeted interwell subcool temperature difference.


2014 ◽  
Vol 18 (3-4) ◽  
pp. 449-461 ◽  
Author(s):  
R. M. Fonseca ◽  
O. Leeuwenburgh ◽  
P. M. J. Van den Hof ◽  
J. D. Jansen

2017 ◽  
Author(s):  
Rahul Ranjith ◽  
Anuj Suhag ◽  
Karthik Balaji ◽  
Dike Putra ◽  
Diyar Dhannoon ◽  
...  

Author(s):  
T.E.H. Esmaiel ◽  
S. Fallah ◽  
C.P.J.W. van Kruijsdijk
Keyword(s):  

2003 ◽  
Author(s):  
I. Sylvester ◽  
P. Thompson ◽  
T. Abdel Rahim Ali ◽  
M. Toubar ◽  
H. Katamish
Keyword(s):  

2010 ◽  
Vol 13 (04) ◽  
pp. 588-595 ◽  
Author(s):  
G. M. van Essen ◽  
J. D. Jansen ◽  
D. R. Brouwer ◽  
S. G. Douma ◽  
M. J. Zandvliet ◽  
...  

Summary The St. Joseph field has been on production since September 1981 under natural depletion supported by crestal gas injection. As part of a major redevelopment study, the scope for waterflooding was addressed using "smart" completions with multiple inflow control valves (ICVs) in the wells to be drilled for the redevelopment. Optimal control theory was used to optimize monetary value over the remaining producing life of the field, and in particular to select the optimal number of ICVs, the optimal configuration of the perforation zones, and the optimal operational strategies for the ICVs. A gradient-based optimization technique was implemented in a reservoir simulator equipped with the adjoint functionality to compute gradients of an objective function with respect to control parameters. For computational reasons, an initial optimization study was performed on a sector model, which showed promising results.


2009 ◽  
Author(s):  
Argenis Jesus Alvarez ◽  
Edilena Guerra ◽  
Alexis Gammiero ◽  
Cesar Velasquez ◽  
Jose Perdomo ◽  
...  

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