control signals stations, particularly hydrographic stations stations. Logistical aspects of providing (I) control E4.4 Vertical Positioning E4.4a Height Height systems (dynamic, Differentiate between gravity-related and systems orthometric and normal) ellipsoidal heights Leveling instruments stations (B) Effects of curvature and E4.4b Elevation Describe methods for determining measurements refraction elevation differences. GNSS observations and computation Determine height GNSS equipment. Compute elevations and leveling networks from observed leveling data. (I) Use observation techniques for correction of curvature and refraction. E4.5 Acoustic Positioning E4.5a Acoustic Long baseline Describe the deployment, calibration, positioning Short baseline signal structure and performance of concepts Ultra-short baseline acoustic positioning devices. Transponders Describe the use of acoustic positioning Depth sensors systems in offshore survey operations. (B) Integration with INS and E4.5b Acoustic Describe the principles of integrated velocity sensors positioning subsea positioning systems and their systems Use of acoustics for application to remote survey platforms positioning towed vehicles, ROVs and AUVs (B) E4.6 Inertial Navigation E4.6a Inertial and accelerometers Describe principles and use of IMU’s Measurement IMU including finding and heave Procedures for INS static and estimation. dynamic alignment Compare IMU heading measurements Use of IMU in heave with magnetic and gyro compasses. (B) estimation E4.6b Inertial Distinguish IMUs and INS, and describe
signals stations Logistical aspects of providing control control (I) stations, particularly hydrographic stations. E4.4 Vertical Positioning E4.4a Height systems (B) Height systems (dynamic, orthometric and normal) Leveling instruments stations Effects of curvature and refraction GNSS observations Differentiate between gravity-related and ellipsoidal heights E4.4b Elevation measurements and computation (I) Describe methods for determining elevation differences. Determine height GNSS equipment. Compute elevations and leveling networks from observed leveling data. Use observation techniques for correction of curvature and refraction. E4.5 Acoustic Positioning E4.5a Acoustic positioning concepts (B) Long baseline Short baseline Ultra-short baseline Transponders Depth sensors Integration with INS and velocity sensors Use of acoustics for positioning towed vehicles, ROVs and AUVs Describe the deployment, calibration, signal structure and performance of acoustic positioning devices. Describe the use of acoustic positioning systems in offshore survey operations. E4.5b Acoustic positioning systems (B) Describe the principles of integrated subsea positioning systems and their application to remote survey platforms E4.6 Inertial Navigation E4.6a Inertial Measurement (B) and accelerometers IMU Procedures for INS static and dynamic alignment Use of IMU in heave estimation Describe principles and use of IMU’s including finding and heave estimation. Compare IMU heading measurements with magnetic and gyro compasses. E4.6b Inertial Distinguish IMUs and INS, and describe
S-5B_Ed1.0.1-template.docx