1
课程详述
COURSE SPECIFICATION
以下课程信息可能根据实际授课需要或在课程检讨之后产生变动。如对课程有任何疑问,请联
系授课教师。
The course information as follows may be subject to change, either during the session because of unforeseen
circumstances, or following review of the course at the end of the session. Queries about the course should be
directed to the course instructor.
1.
课程名称 Course Title
应用地球物理学 I(地震勘探原理)
Applied Geophysics I (Seismic Exploration)
2.
授课院系
Originating Department
地球与空间科学系 Department of Earth and Space Sciences
3.
课程编号
Course Code
ESS301
4.
课程学分 Credit Value
3
5.
课程类别
Course Type
专业选修课 Major Elective Courses
6.
授课学期
Semester
春季 Spring
7.
授课语言
Teaching Language
中英双语 English & Chinese
8.
他授课教师)
Instructor(s), Affiliation&
Contact
For team teaching, please list
all instructors
张伟,地球与空间科学系
邮箱:zhangwei@sustech.edu.cn
电话:0755-88018787
办公室:创园 9 303
Wei Zhang, Department of Earth and Space Sciences
Email: zhangwei@sustech.edu.cn
Tel: 0755-88018787
Office: Innovation Park #9-303
9.
/
方式
Tutor/TA(s), Contact
待公布 To be announced
10.
选课人数限额(不填)
Maximum Enrolment
Optional
2
授课方式
Delivery Method
习题/辅导/讨论
Tutorials
实验/实习
Lab/Practical
其它(请具体注明)
OtherPlease specify
总学时
Total
11.
学时数
Credit Hours
48
12.
先修课程、其它学习要求
Pre-requisites or Other
Academic Requirements
MA101B 高等数学(上)A MA103A 线性代数 I-A
MA101B Calculus I A and MA103A Linear Algebra I-A
13.
后续课程、其它学习规划
Courses for which this course
is a pre-requisite
14.
其它要求修读本课程的学系
Cross-listing Dept.
教学大纲及教学日历 SYLLABUS
15.
教学目标 Course Objectives
本课程主要介绍地震勘探的基本原理和资料处理、解释的基本方法,为学生将来开展地震勘探工作和
新方法研究奠定理论基础。
This course introduces the fundamental theory of seismic exploration, data processing and
interpretation methods, to help students have a sound foundation for work in oil industry or
developing new methods.
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预达学习成果 Learning Outcomes
学生完成本课程后,将会掌握以下知识:
1. 地震数据的采集技术;
2. 地震数据的信号处理方法;
3. 地震数据时间域处理和成像方法;
4. 地震数据深度域处理和成像方法;
5. 地震成像解释方法。
Upon completing the course, students will master the following knowledge:
1. Seismic acquisition methods;
2. Pre-processing of seismic data;
3. Seismic data time domain processing and imaging;
4. Seismic data depth domain processing and imaging;
5. Principles of interpretation.
17.
课程内容及教学日历 (如授课语言以英文为主,则课程内容介绍可以用英文;如团队教学或模块教学,教学日历须注明
主讲人)
Course Contents (in Parts/Chapters/Sections/Weeks. Please notify name of instructor for course section(s), if
this is a team teaching or module course.)
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第一章:课程简介(2 学时)
油气圈闭和地球物理勘探,勘探地震学主要研究内容,地震勘探技术发展概述。
第二章:地震波传播基本规律(6 学时)
波动方程和传播规律,体波,面波,各向异性介质,对波动传播有影响的介质效应,绕射现象。
第三章:反射波界面反射规律(2 学时)
Zoeppritz 方程,正入射情况,倾斜入射情况,反射振幅随角度变化现象及应用
第四章:反射波走时和路径6 学时)
反射波时距曲线,正常时差,倾角时差;折射波时距曲线,倾角对折射波时距曲线的影响
第五章:地震波速度的影响因素和获取方式(2 学时)
地震波速度岩石物理估算公式,影响地震波速度的各种因素,地震波速度的获取方式
第六章:地震事件同相轴特征(4 学时)
同相轴特征,反射同相轴,绕射同相轴,多次波同相轴,折射波同相轴。
第七章:地震观测仪器设备2 学时)
陆地震源、速度检波器、海上震源、水听器。
第八章:反射地震数据采集方式(2 学时)
陆地数据采集排列和施工流程,海上数据采集排列和施工流程
第九章:地震数据处理和成像(12 学时)
变换,褶积,相关,反褶积,滤波;共中心点道集,动校正和叠加,叠加速度分析,叠后偏移方法
叠前时间偏移方法;深度域成像基本思想,克希霍夫叠前偏移,逆时偏移,深度域速度建模方法。
第十章:地震成像结果解释4 学时)
基本地质概念,地震资料解释原则,常见构造样式,地震地层学。
第十一章:其它地震勘探技术(6 学时)
折射波地震处理方法,多波多分量勘探,垂直地震剖面,时移地震。
Chapter 1: Introduction (2 hours)
Oil/gas trap and geophysical exploration methods, exploration seismology, history of
seismic exploration.
Chapter 2: Theory of reflection seismology (2 hours)
seismic wave equation, body waves, surface waves, anisotropic media, effects of media on
seismic wave propagation, diffraction.
Chapter 3: Partitioning at an interface (2 hours)
Zoeppritz’equation, partitioning at normal incidence, partitioning at nonnormal incidence,
variation of amplitude with angle.
Chapter 4: Geometry of seismic waves (6 hours)
Reflection traveltime curve, normal moveout, dip moveout; refraction traveltime curve,
effect of refractor dip.
Chapter 5: Seismic velocity (2 hours)
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Model of a sedimentary rock, experimental data on velocity, measurement of velocity.
Chapter 6: Characteristics of seismic events (4 hours)
Feathers of seismic events, reflection events, diffraction events, multiple events,
refraction events.
Chapter 7: Equipment (2 hours)
source, geophone of land acquisition; source, hydrophone of marine acquisition.
Chapter 8: Reflection field methods (2 hours)
field layouts of land acquisition; field layouts of marine acquisition.
Chapter 9: Data processing (12 hours)
transform, convolution, correlation, deconvolution, filtering; common-middle point gather,
normal move-out and stacking, stacking velocity analysis, post-stack migration, pre-stack
time migration; Principles of depth imaging, Kirchhoff migration, reverse-time migration,
depth velocity model building.
Chapter 10: Geologic interpretation of reflection data (4 hours)
Geological concepts, principle of seismic interpretation, geological features.
Chapter 11: Specialized techniques (6 hours)
Refraction methods, multi-component exploration, VSP, time-lapse seismic.