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Old Well Log In Central Of Junggar Basin Reinterpreted

Posted on:2017-02-24Degree:MasterType:Thesis
Country:ChinaCandidate:C LuFull Text:PDF
GTID:2180330503484256Subject:Science
Abstract/Summary:PDF Full Text Request
In connection with the middle Basin 1,3 blocks of Junggar,which is the main purpose of strata- Lower Jurassic Sangonghe Sec,It’s well logginginterpretation of results in line with the low rate of current situation. Based on collecting, collating a lot of historical data, add the necessary new analysis on the basis of test data, by "four"(lithology, physical properties, electrical properties and oil resistance) lower limit Standard, established the "four" of the floor level; by studying the relationship between "four" Reservoir, established the more accurate interpretation of logging quadratic model. Especially for the purpose of complex layer have low permeability reservoir characteristics, creatively put forward a more effective distinction between oil, water and oil layer with the aqueous layer, dry layer, gas-water layer Discrimination of the water layer model- resistivity ratio recognition equation. We will input explain model and parameters to Forward logging processing and interpretation system get a second interpretation results. The test resultscontrast with existing oil wells conclusions,we can see that the new second interpretation results in line with a higher rate than the original one interpretation results in line with the rate nearly doubled.whatelse, according to the study presented Logging Series selection target strata put forward of choose recommendations. The results have important implications for improving the understanding of petroleum geology of the study area, and under the guidance of exploration and development stage...
Keywords/Search Tags:Junggar Basin, sangonghe formation, log interpretation, the relationship between the four kinds, Discriminant model
PDF Full Text Request
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