Investigation of a Navigation-Grade RLG SIMU type iNAV-RQH

IAPG / FESG No.
16. Munchen, 2004.
ISSN 1437-8280.
ISBN 3-934205-15-1.The work presents a characterization and some results from evaluation experiments made with our ring laser gyroscope navigation grade strapdown inertial measurement unit (SIMU) type iNAV-RQH of the class 1 nmi/h precision.Table of contents.
Introduction.
Strapdown-IMU characteristics.
Inertial sensor technology and error models.
Specific-force sensors (accelerometers).
Ring laser gyroscopes.
Dithered ring laser gyroscope.
Inertial sensor error models.
Accelerometer errors.
Gyroscope errors.
Strapdown navigation mechanization and post processing results.
Strapdown mechanization.
Post-processing navigation solutions.
Calibration and parameter identification.
Kingspad-software input/output parameters.
Indoor navigation experiment.
Land-navigation experiments (car-drive).
Conclusions and recommendations for further investigations.
References.
Appendix A: Insight in the ISA of the SIMU.
Appendix B: Supplementary investigations about the static sensitivity of the SIMU.
Appendix C: Investigation of an elastic damping suspension for the SIMU.
Appendix D: Some results from the direct use of the SIMU data-set for geodetic parameter determinations.