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Interference test interpretation in naturally fractured reservoirs [PDF]

open access: yesDyna, 2020
The naturally fractured reservoir characterization is crucial because it can help to predict the flow pattern of fluids, and the storativity ratio of the fractures and to understand whether two or more wells have communication, among others.
Freddy Humberto Escobar   +2 more
doaj   +3 more sources

Application of Decline Curve Analysis for Estimating Different Properties of Closed Fractured Reservoirs for Vertical Wells [PDF]

open access: yesIranian Journal of Oil & Gas Science and Technology, 2020
In this paper, decline curve analysis is used for estimating different parameters of bounded naturally fractured reservoirs. This analysis technique is based on rate transient technique, and it is shown that if production rate is plotted against time on ...
Amin Daryasafar   +3 more
doaj   +1 more source

Pressure transient analysis of a vertical well with multiple etched fractures in carbonate reservoirs

open access: yesEnergy Exploration & Exploitation, 2020
Acid fracturing has been widely used as an industry practice in explored and developed carbonate reservoirs. It is very important to understand responses of reservoirs and improve production performance of a well due to the presence of fracture networks ...
Erhui Luo   +6 more
doaj   +1 more source

Theoretical Comparison of Test Performance of Different Pulse Decay Methods for Unconventional Cores

open access: yesEnergies, 2020
Various pulse decay methods are proposed to test tight cores. These methods can be divided into three types. This study compares the performance of these methods to test the permeability of unconventional cores in terms of homogeneous cores, dual-medium ...
Guofeng Han, Xiaoli Liu, Jin Huang
doaj   +1 more source

Production analysis for fractured vertical well in rectangular coal reservoirs

open access: yesOil & Gas Science and Technology, 2018
As one kind of unconventional natural gas, coalbed methane is an important energy resource that is subject to active research. Gas exists in coalbed methane reservoirs in two forms: free gas and adsorbed gas.
Li Chen, Dong Zhenzhen, Li Xiang
doaj   +1 more source

CONVENTIONAL PRESSURE ANALYSIS FOR NATURALLY-FRACTURED RESERVOIRS WITH NON-NEWTONIAN PSEUDOPLASTIC FLUIDS

open access: yesRevista Fuentes El Reventón Energético, 2013
Conventional oil reserves are coming to an end, then, some unconventional sources, such as heavy oil, are being the aim of oil companies. Most of heavy oils, drilling fluids and fracturing fluids behave as non-Newtonian and these fluids are erroneously ...
Andrea Martinez   +2 more
doaj  

RATE TRANSIENT ANALYSIS FOR HOMOGENEOUS AND HETEROGENEOUS GAS RESERVOIRS USING THE TDS TECHNIQUE ANÁLISIS DE PRUEBAS DE CAUDAL VARIABLE PARA YACIMIENTOS DE GAS HOMOGÉNEOS Y HETEROGÉNEOS MEDIANTE LA TÉCNICA TDS

open access: yesCT&F Ciencia, Tecnología & Futuro, 2008
In this study pressure test analysis in wells flowing under constant wellbore flowing pressure for homogeneous and naturally fractured gas reservoir using the TDS technique is introduced.
Freddy- Humberto Escobar   +2 more
doaj  

APLICATION OF THE TDS TECHNIQUE FOR DETERMINING THE AVERAGE RESERVOIR PRESSURE FOR VERTICAl WELLS IN NATURALLY FRACTURED RESERVOIRS Aplicación de la técnica TDS en la determinación de la presión promedio del yacimiento en pozos verticales de yacimientos naturalmente fracturados

open access: yesCT&F Ciencia, Tecnología & Futuro, 2005
Average reservoir pressure is used for characterizing a reservoir, computing oil in place, performing reservoir monitoring by material balance, estimating productivity indexes and predicting future reservoir behavior and ultimate recovery.
Miguel-D Molina   +3 more
doaj  

CONVENTIONAL PRESSURE ANALYSIS FOR NATURALLY FRACTURED RESERVOIRS WITH TRANSITION PERIOD BEFORE AND AFTER THE RADIAL FLOW REGIME

open access: yesCT&F Ciencia, Tecnología & Futuro, 2009
It is expected for naturally occurring formations that the transition period of flow from fissures to matrix takes place during the radial flow regime. However, depending upon the value of the interporosity flow parameter, this transition period can show
Freddy-Humberto Escobar   +2 more
doaj  

PRESSURE AND PRESSURE DERIVATIVE ANALYSIS FOR NON-NEWTONIAN PSEUDOPLASTIC FLUIDS IN DOUBLE-POROSITY FORMATIONS

open access: yesCT&F Ciencia, Tecnología & Futuro, 2011
Non-Newtonian fluids are often used during various drilling, workover and enhanced oil recovery processes. Most of the fracturing fluids injected into reservoir-bearing formations possess non- Newtonian nature and these fluids are often approximated by ...
Freddy-Humberto Escobar   +3 more
doaj  

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