James Titcomb_深海定位全光谱模拟工具1.pdf

1、1FULL SPECTRUM SIMULATION TOOL FOR DEEP SEA POSITIONING1500+EMPLOYEES80%OF TURNOVERACHIEVED ABROAD20%OF TURNOVERREINVESTEDEACH YEAR IN R&D250+MILLION EUROSOF TURNOVERA global industrial high-tech champion34Presentations titleDelph SubseaPositioningsoftwareINERTIAL SYSTEMSACOUSTIC SYSTEMSSOFTWARESurf

2、ace&Subsea positioning and communication INERTIAL SYSTEMSSOFTWARESUBSEA AHRS/INSSURFACE AHRS/INSONLINE SOLUTIONOFFLINE SOLUTIONINS TITANIUMINS OEMSurvey&IMO GyroHydrographic INS ACOUSTIC SYSTEMSPOSIDONIALF&MF BeaconsLBL TRANSCEIVEROEM LBL TRANSCEIVERLBL TRANSPONDERUSBLLBLINSDelph INSNavigation&Post-

3、ProcessingDelph Roadmap2D/3D visualizationDelph SPLBL array design&operation5GAPS234516Full Spectrum SimulationIntroductionCase StudyArray SimulationNavigation SimulationConclusionINTRODUCTION7IntroductionSeabed operations are going deeper and requiring higher accuracy positioning and navigation.The

4、 use of advanced techniques including INS&LBL is becoming mandatory to reach the required level of accuracy or repeatability.Those complex operations require array design,proper planning,and evaluation of performance to define equipment that will have to be deployed on vehicles,optimize operating ti

5、me and guarantee efficiency.Large areas in 3 or 4 km water depth will require seabed transponders and inertial navigation if positioning is to be at all repeatable.Do you know how sparse you can go?8 GeoNorgeError budgetsHistorically,error budgets were a complex but straight forward calculation.By e

6、xamining manufacturers data sheets for all items within the overall positioning systems and combining their performance can give a reasonable estimation of the final position accuracy.INS performance is not only based on the devices fundamental rotation and acceleration measurement accuracy,but also