Gradiometer-Aided Rapid Gravity Survey System.

Abstract

This report considers a mobile vehicle equipped with both an inertial positioning system (IPS) and a gradiometer. For suitable gradiometer-aiding configurations, the following variables are determined: (1) Real-Time vs Post-Mission Data Processing, (2) Presence or absence of Terminal Calibration Data, (3) Continuous Time vs Halted Vehicle Gradiometer Operation, (4) Gradiometer Errors, (5) Zero Velocity and Gradiometer Calibration Stops, and (6) Gyro and accelerometer Errors. This report concluded that one sec or better gradiometer-aided RGSS performance in open traverse is unlikely without vertical deflection end calibration. In addition, the keynote of successful RGSS/Gradiometer integration will be control and compensation of system bias and low frequency error sources. (Author)

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Document Details

Document Type
Technical Report
Publication Date
Apr 22, 1977
Accession Number
ADA043335

Entities

Organizations

  • TASC, Inc

Tags

DTIC Thesaurus Topics

  • Accelerometers
  • Buildings And Structures
  • Calibration
  • Compensation
  • Contracts
  • Corporations
  • Data Processing
  • Deflection
  • Engineers
  • Frequency
  • Gradiometers
  • Massachusetts
  • Materials
  • Materials Laboratories
  • Measurement
  • Measuring Instruments
  • Plastic Explosives

Readers

  • Inertial Navigation Systems.
  • Robotics and Automation.