Exploration with Deep Transient Electromagnetics
Exploration with Deep Transient Electromagnetics
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发表时间：
1992-06
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通讯作者：
K. Strack
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作者：
K. Strack
1.引言。电磁法在勘探中的作用。《图腾》的历史发展。勘探中的电导率/电阻率。2.基本理论背景。物理原理。理论背景。视电阻率。所有时间视电阻率。数据的图像表示。3.信号失真及其补偿。田野问题。系统响应的反卷积。递归数字滤波器。选择性叠加方法。校准系数。叠前和叠后处理。4.资料解释。一维反演。对扭曲的瞬变的解释(反转)。三维建模。5.外地制度和外地程序。系统概念。现场程序。调查技术。6.可行性研究调查。基于测井资料的调查设计。解析深部碳酸盐单元。高分辨率可行性研究。关于二维结构的可行性研究。7.一般病历。法兰克福鲁尔区以北的实地调查。该技术在美国丹佛-朱利斯堡盆地的地质标定。首次在澳大利亚(悉尼盆地)进行现场测试。德国芒斯特兰盆地3-D解释案例8.案例：用Lotem解析阻力层。将物理概念扩展到电阻层。欧洲病史。坎宁盆地，澳大利亚，案例历史。中国泰兴地区，案例历史。9.案例：深部地壳应用。历史案例记录。在联邦德国进行的第一次深部地壳应用演示。黑森林调查。乌拉赫地热区。LOTEM在地震预报中的应用--俄罗斯卡普瓦尔克拉通在中国的试验测量讨论。附录1--派生。迭代反卷积的证明。奇异值分解。用标量势求解麦克斯韦方程。附录2-数据格式标准。导言。文件格式。文件头。跟踪标头结构。附录3--有用的信息。词汇表。操作员的测井--单点接收系统。时钟漂移测量测井。物件发送器记录表。反转统计。附录4-正演模拟程序MODALL的文档。软件安装。菜单的说明。举例说明。附录5--附图、表格、符号和参考文献清单。数字列表。表的列表。约定和符号列表。参考资料。附录6-主题索引。附录7-彩色插图。插入：带软件的软盘。
1. Introduction. The role of electromagnetic methods in exploration. Historical development of LOTEM. Electrical conductivity / resistivity in exploration. 2. Basic Theoretical Background. Physical principles. Theoretical background. Apparent resistivity. All time apparent resistivity. Image presentation of the data. 3. Distortions of the Signal and their Compensation. The field problem. Deconvolution of the system response. Recursive digital filters. Selective stacking methods. Calibration factor. Prestack and poststack processing. 4. Data Interpretation. One-dimensional inversion. Interpretation of distorted transients ( reversals ). Three-dimensional modeling. 5. The Field System and Field Procedures. System concepts. Field procedures. Survey techniques. 6. Survey Feasibility Studies. Survey design based on well logs. Resolving a deep carbonate unit. High resolution feasibility study. Feasibility study over a two-dimensional structure. 7. General Case Histories. Field survey north of the Ruhr district, FRG. Geological calibration of the technique in the Denver - Julesburg Basin, USA. First field tests in Australia ( Sydney Basin ). 3-D Interpretation case history Munsterland Basin, FRG. 8. Case Histories: Resolving Resistive Layers with LOTEM. Extension of the physical concept to resistive layers. European case history. Canning Basin, Australia, case history. Tai Xing area, PRC, case history. 9. Case Histories: Deep Crustal Applications. Historical case histories. The first demonstration for deep crustal applications in FRG. Black Forest survey. Urach geothermal area. Test survey over the Kaapvaal Craton, R.S.A. Test measurements in China for the application of LOTEM for earthquake prediction. Discussions. Appendix 1 - Derivations. Proof of the iterative deconvolution. Singular value decomposition. Solution of Maxwell's equations using scalar potentials. Appendix 2 - Data Format Standards. Introduction. File formats. File header. Trace header structure. Appendix 3 - Useful Information. Glossary. Operator's log - single site receiver system. Clock drift measurement log. LOTEM transmitter record sheet. Inversion statistics. Appendix 4 - Documentation of the Forward Modeling Program MODALL. Software installation. Description of the menus. Examples. Appendix 5 - List of Figures, Tables, Symbols and References. List of figures. List of tables. Conventions and list of symbols. References. Appendix 6 - Subject Index. Appendix 7 - Color Figures. INSERT: FLOPPY DISKETTE with SOFTWARE.