本文從AVA解釋在Kazkara場(chǎng)威爾斯的異常和疊前數(shù)據(jù)體中的確定性反演的應(yīng)用出發(fā),詳細(xì)地描述了儲(chǔ)層描述。這項(xiàng)工作從收集的數(shù)據(jù),如裸眼測(cè)井,巖心信息,地層巖石,地震體積,巖石物理解釋,地震資料處理,AVO分析,地震反演和結(jié)果解釋。我將描述所有原則和方法的應(yīng)用。在第2章所示的工作流程之后,首先,我將簡(jiǎn)要介紹威爾斯和該領(lǐng)域的一般信息,第二部分是編輯日志,主要是密度（RHOB）、中子（NPHI）、縱波壓縮（DTC）和S波共享（DTS）。測(cè)井后,確定巖性、孔隙度、含水飽和度、巖相等巖石物理性質(zhì)。最后,使用交叉圖進(jìn)行彈性和巖石物理性質(zhì)分析,并且這些分析的結(jié)果與地震屬性相關(guān),并且可以做AVO解釋,以便以后實(shí)現(xiàn)地震反演。三維地震勘探是識(shí)別潛在勘探目標(biāo)和儲(chǔ)層特征的工具中無可爭(zhēng)議的領(lǐng)導(dǎo)者。這些調(diào)查探索大的地下體積,幫助石油和天然氣公司繪制地質(zhì)結(jié)構(gòu),并選擇鉆井地點(diǎn)。地震勘探的結(jié)果是地震反射數(shù)據(jù),它攜帶地下信息和超出反射器位置的信息。每一反射由于接收波的振幅變化而改變信息�？刂七@種變化的特性在具有阻抗對(duì)比的界面處產(chǎn)生。地震反射振幅信息可用于反演,以確定界面兩側(cè)介質(zhì)的相對(duì)阻抗。在地質(zhì)、地球物理和巖石物理等領(lǐng)域... 

【文章來源】：中國(guó)石油大學(xué)(北京)北京市 211工程院校 教育部直屬院校

【文章頁(yè)數(shù)】：106 頁(yè)

【學(xué)位級(jí)別】：碩士

【文章目錄】：
ABSTRACT
摘要
1. INTRODUCTION
    1.1 Research purpose and value
    1.2 Literature Review
    1.3 Objectives and overview of chapters
2. THEORIES AND METHODS
    2.1 Petrophysical issues and techniques used
        2.1.1 Density Logs (RHOB
        2.1.2 P-wave Sonic Logs (DTC) 10
        2.1.3 Establishments of P-wave Sonic Log (DTC) and S-wave Sonic Log (DTS)
        2.1.4 Lithology
        2.1.5 Porosity
        2.1.6 Water Saturation
    2.2 Elastic Property Principles & Methods used
    2.3 Geophysical description & Methods
        2.3.1 Noise Attenuation
            2.3.1.1 Random Noise Attenuation. (RNA) 24
            2.3.1.2 Linear Noise Attenuation (LNA)
        2.3.2 Residual move-out correction
        2.3.3 Amplitude Correction
    2.4 AVO basics, method and Technique Interpretation
        2.4.1 Zoeppritz Equation
        2.4.2 Aki & Richards Approximation
        2.4.3 Shuey Approximation
        2.4.4 AVO Classification
    2.5 Post-stack Seismic Inversion (Sparse-Spike) Principles & Methods used and Technique unique
        2.5.1 Spare-Spike Inversion Method
        2.5.2 Spare-Spike Inversion and the Resolution Limit
3. APPLICATIONS
    3.1 Field area and scheme of wells
    3.2 Methodology and measured parameters in work
        3.2.1 Boundary value reasoning of main rock estimated parameters
        3.2.2 Discussion
    3.3 Petrophysical Application
        3.3.1 Results of Quality Indicator
        3.3.2 Lithology
        3.3.3 Porosity
        3.3.4 Water Saturation
            3.3.4.1 Simandoux Modified Model
            3.3.4.2 Waxman Smits Method
        3.3.5 Establishment of Share Velocity Logs (DTS)
    3.4 Elastic Property Application
    3.5 Geophysical Application Work
        3.5.1 Muting
        3.5.2 Random Noise Attenuation (RNA) 74
        3.5.3 Linear Noise Attenuation (LNA) 75
        3.5.4 Residual Moveout Correction (RMO)
        3.5.5 Definition of Angle Stack
        3.5.6 Post -stack Random Noise Attenuation (PNA)
        3.5.7 High Frequency Filter
    3.6 AVO (Amplitude versus Offset) Modeling
4. CONCLUSION & SUGGESTIONS
REFERENCES
ACKNOWLEDGEMENT



本文編號(hào)：3472576