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Array Design

Estimated Time to Complete:

3 hours 20 minutes

(average of 20 minutes per Subtopic)

Illustrates noise reduction in the field by using arrays to enhance signal-to-noise ratio. Harmonizes array design as a field problem with array design as a processing problem. Introduces an easy and effective approach to array design.

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Total Number of Subtopics: 10
  • expand/collapse Array Design
    • Introduction to Array Design
  • expand/collapse Factors Affecting Group Dimensions
    • Practicality
    • Lateral Resolution
    • Averaging of Plants
    • Ambient Noise
    • The First Breaks
    • The Air Wave
    • Rough Terrain
    • Normal Moveout
    • Formation Dip
    • Spatial Aliasing
    • Suppressing Source Generated Noise
    • Source Generated Noise
  • expand/collapse Approaches to Array Design
    • The Traditional Approach
    • Developments of the Traditional Approach
    • The Stack-Array Approach
    • Relative Advantages of Each Approach
  • expand/collapse Traditional Array Design
    • Field Testing
    • Traditional Array Design
    • Array Geometries
    • Response of Linear Arrays
    • Frequency Response of A Linear Array
    • Response of the Tapered Array
    • Combinations of Source and Receiver Arrays
    • Optimum Combination of Two Linear Arrays
    • The Chebychev Array
    • Areal Arrays
  • expand/collapse Field Tests Measuring Source Generated Noise
    • Review of Elastic Waves
    • Wave Spread Testing
    • Array Comparison Tests
    • Box Wave Testing
    • Synthesizing Test Arrays From Production Data
    • A Final Note: the Balance
  • expand/collapse A Universal Approach to Acquisition
    • Introduction
    • Range of Velocities
    • Universal Parameters
    • Economic Justification
    • Symmetrical Sampling
  • expand/collapse Arrays in 3D
    • Arrays in 3D Overview
  • expand/collapse Arrays at Sea
    • Hydrophone Arrays
    • Source Arrays
    • Super Long Arrays
  • expand/collapse Array Design: Exercises
    • Exercise No. 1 (Solution)
    • About this Course
    • Exercise No. 2 (Solution)
    • Exercise No. 3 (Solution)
    • Exercise No. 4 (Solution)
    • Exercise No. 5 (Solution)
    • Exercise No. 6 (Solution)
    • Exercise No. 7 (Solution)
    • Exercise No. 8 (Solution)
  • expand/collapse Array Design: References and Additional Information
    • References
    • Further Reading
(Use the '+' and '-' buttons to expand or collapse each Subtopic Title individually for details.)