Data exchange formats and protocols such as RINEX and NMEA H1.2e Quality Sources of error including Develop a quality control plan for GNSS control multipath, atmospheric effects, operations including risk management base station network, sensor associated with GNSS components and offsets, etc. services. (A) Measures and monitoring of precision (DOP variations) and Assess the performance of GNSS reliability (statistical testing). positioning against the defined quality Integrity monitoring of base control criteria. station data. Verification checks between systems or against known points. H1.3 Inertial navigation systems H1.3a Accelerometers technology Describe accelerometer technologies, and Accelerometers (pendulums, vibrating differentiate between inclinometers, and gyroscopes, elements) compass and gyroscopes. Describe error inclinometers, Gyroscopes (FOG, Ring laser, sources associated with these devices. and compass Sagnac effect) MEMS Inclinometers (A) Flux gate compass H1.3b Technologies available for Describe the technologies used in inertial Strapdown IMU measurements through measurements and quantify associated inertial gyroscopes and accelerometers navigation errors. measurement Sources of error in inertial units sensors: bias; scale factor; and, Undertake static alignment of an IMU. noise. The inertial navigation (A) Develop strategies for mitigating induced equation and equations. heave and select filter parameters for Static alignment of the IMU. heave estimation.
Data exchange formats and protocols such as RINEX and NMEA H1.2e Quality control (A) Sources of error including multipath, atmospheric effects, base station network, sensor offsets, etc. Measures and monitoring of precision (DOP variations) and reliability (statistical testing). Integrity monitoring of base station data. Verification checks between systems or against known points. Develop a quality control plan for GNSS operations including risk management associated with GNSS components and services. Assess the performance of GNSS positioning against the defined quality control criteria. H1.3 Inertial navigation systems H1.3a Accelerometers and gyroscopes, inclinometers, and compass (A) Accelerometers technology (pendulums, vibrating elements) Gyroscopes (FOG, Ring laser, Sagnac effect) MEMS Inclinometers Flux gate compass Describe accelerometer technologies, and differentiate between inclinometers, compass and gyroscopes. Describe error sources associated with these devices. H1.3b Strapdown inertial measurement units (A) Technologies available for IMU measurements through gyroscopes and accelerometers Sources of error in inertial sensors: bias; scale factor; and, noise. The inertial navigation equation and equations. Static alignment of the IMU. Describe the technologies used in inertial measurements and quantify associated navigation errors. Undertake static alignment of an IMU. Develop strategies for mitigating induced heave and select filter parameters for heave estimation.
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