Designing Horizontal Wells Using a Coupled Wellbore to Reservoir Flow Simulator

1996 ◽  
Author(s):  
J.B. Thuren ◽  
J.M. Bass ◽  
A.J. Baker
2010 ◽  
Vol 13 (01) ◽  
pp. 37-43 ◽  
Author(s):  
John R. Fanchi

Summary Time-lapse (4D) seismic can be effectively integrated into the reservoir-management process by embedding the calculation of seismic attributes in a flow simulator. This paper describes a petroelastic model (PEM) embedded in a multipurpose flow simulator. The flow simulator may be used to model gas, black-oil, compositional, and thermal systems. The PEM can calculate reservoir geophysical attributes such as compressional-wave (P-wave) and shear-wave (S-wave) velocities and impedances, dynamic and static Young's moduli, and dynamic and static Poisson's ratios. Examples illustrate how to use the PEM to facilitate the integration of 4D seismic and reservoir flow modeling.


2021 ◽  
Vol 833 (1) ◽  
pp. 012113
Author(s):  
A. Ferrari ◽  
A. Pizzolato ◽  
S. Petroselli ◽  
S. Monaco ◽  
D. Ottaviani

2013 ◽  
Vol 827 ◽  
pp. 232-238
Author(s):  
Xiao Dong Wu ◽  
Rui He Wang ◽  
Yi Ning Wang ◽  
Zhuang Zhang

The production of a multilateral horizontal well is higher than the production of a vertical well, even than that of a unilateral horizontal well. Nonetheless, the stimulation effect is significantly influenced by the branch parameters, and the impacts of branch parameters on the productivity of a multilateral horizontal well are rather complex. In this paper, the factors which affect the productivity of multilateral horizontal wells are preliminarily analyzed with the laboratory method of physical simulation. Then, a semi-analytical coupling model of wellbore flow and reservoir flow is built, and the multilateral horizontal wells are simulated to investigate the impacts of branch parameters on the stimulation effect of multilateral horizontal wells.


Author(s):  
Leslie Thompson ◽  
Kristian Brekke

We consider steady-state multiphase flow in the near-well region of a completed horizontal well. The flow topography in this system is such that many alternate paths are available for fluid to travel from the reservoir to the producing vertical wellbore. Predicting and controlling this flow is essential to optimizing recovery from the reservoir. We treat the system as a pipe network. We decouple the mass conservation and pressure equations and solve for the phase splits at each junction in the network under the assumption that there is complete mixing at each branch point. Thus, the gas-liquid ratio (GLR) and water oil ratio (WOR) of each stream exiting a given network junction is constant and is determined by the quality of the streams entering the junction. (This assumption is reasonable since the flow paths in the “network” are short.) We use Newton iteration to solve the pressure equations. The resulting algorithm is fast and robust, so that it is well suited for coupling with a reservoir flow simulator. We illustrate the method by presenting an example.


2013 ◽  
Vol 827 ◽  
pp. 239-243
Author(s):  
Jia Ming Zhang ◽  
Xiao Dong Wu ◽  
Zhuang Zhang ◽  
Han Han Zhang ◽  
Jia Zhang ◽  
...  

In the development of bottom water sandstone reservoir, the utilization of horizontal wells is economical and reliable but also can delay the bottom water coning and it has the advantages over the conventional vertical wells .The methods adopted in the past have methodological errors. This paper regards the reservoir flow and wellbore flow of horizontal well as a interactional system which considers the fluid friction, momentum change, the mixed interference of wellbore wall inflows and other complex factors and obtains Laplace space solution by using the Laplace transform to establish the coupled model of wellbore pressure drop calculation. It can provide more advanced means for reservoir engineering studies, well completion and production engineering design of horizontal wells on the conditions of bottom water reservoir.


2007 ◽  
Author(s):  
Alexandre Anoze Emerick ◽  
Rafael Moraes ◽  
Jose Rodrigues

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