Stimulation jobs evaluation based on decline curve analysis
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| Format: | Artículo científico |
| Sprache: | en |
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ECOPETROL S.A.
2006
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| _version_ | 1876453772461342720 |
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| author | Salvador Ruz Rojas |
| author_facet | Salvador Ruz Rojas |
| contents | Stimulation jobs evaluation based on decline curve analysis Salvador Ruz Rojas Carlos-Humberto Amaya Alberto Mendoza Ingeniería well pressure job evaluation well stimulation well performance productivity index The assessment of the success of a stimulation job often has a lot of uncertainties caused by the differentviewpoints assumed by engineers.This paper presents a methodology to evaluate the success of workovers jobs, using common productiondata and well known equations.For wells in pseudo-steady state flow, assuming that the oil rate can be extrapolated using decline curveanalysis, the effectiveness of the stimulation job is quantified in terms of additional oil reserves, changes inproductivity index, removed skin and profits.A MatlabTM software application was built to calculate the declining parameters and two examples in theBrisas field (an oilfield located at the Southwest of Colombia) are used to illustrate the methodology 2006 artículo científico 0122-5383 https://www.redalyc.org/articulo.oa?id=46530207 en http://www.redalyc.org/revista.oa?id=465 CT&F Ciencia, Tecnología y Futuro application/pdf ECOPETROL S.A. CT&F Ciencia, Tecnología y Futuro (Colombia) Num.2 Vol.3 |
| format | Artículo científico |
| id | redalyc_46530207 |
| institution | Redalyc |
| language | en |
| publishDate | 2006 |
| publisher | ECOPETROL S.A. |
| spellingShingle | Stimulation jobs evaluation based on decline curve analysis Salvador Ruz Rojas Ingeniería well pressure job evaluation well stimulation well performance productivity index Stimulation jobs evaluation based on decline curve analysis Salvador Ruz Rojas Carlos-Humberto Amaya Alberto Mendoza Ingeniería well pressure job evaluation well stimulation well performance productivity index The assessment of the success of a stimulation job often has a lot of uncertainties caused by the differentviewpoints assumed by engineers.This paper presents a methodology to evaluate the success of workovers jobs, using common productiondata and well known equations.For wells in pseudo-steady state flow, assuming that the oil rate can be extrapolated using decline curveanalysis, the effectiveness of the stimulation job is quantified in terms of additional oil reserves, changes inproductivity index, removed skin and profits.A MatlabTM software application was built to calculate the declining parameters and two examples in theBrisas field (an oilfield located at the Southwest of Colombia) are used to illustrate the methodology 2006 artículo científico 0122-5383 https://www.redalyc.org/articulo.oa?id=46530207 en http://www.redalyc.org/revista.oa?id=465 CT&F Ciencia, Tecnología y Futuro application/pdf ECOPETROL S.A. CT&F Ciencia, Tecnología y Futuro (Colombia) Num.2 Vol.3 |
| title | Stimulation jobs evaluation based on decline curve analysis |
| topic | Ingeniería well pressure job evaluation well stimulation well performance productivity index |
| url | https://www.redalyc.org/articulo.oa?id=46530207 |