Robots at Work The growing role of robotic systems in the Oceans and Subsea Engineering. David Brookes Senior Advisor, Upstream Engineering, BP

Transcription

1 Robots at Work The growing role of robotic systems in the Oceans and Subsea Engineering David Brookes Senior Advisor, Upstream Engineering, BP

2 Synopsis ROV s History Current Capabilities and Examples AUV s Marine Science Subsea Engineering Future Developments and Barriers 2

3 A brief history of underwater operations Dexterity versus risk Depth capability 3

4 Typical Deepwater FPSO/SURF Development 200 T Manifold 4

5 ROV Applications in UK & Norway Deepwater Connection Porch Pullhead EG WoS Field. Dmac Connection Systems used to connect major subsea oilfield pipeline and riser system to Manifolds 5

6 ROV System Components Launch and Recovery System 6

7 Current ROV Capabilities Class 3: Work Class Vehicles - Equipment - 5 Function Manipulator - 7 Function Manipulator - DP Autopositioning - Sonar and Video - 150Kw Electric + Hydraulic - Tether Management System - Suite of Specialist tools - Uses to 3000m - Survey - Inspection - Intervention - Construction Support - Rig Support Typical ROV Support Vessel 7

8 Specialist ROV s Seabed Mining West Africa Seabed Diamond Mining 8

9 ROV Dexterity US GOM ROV s with manipulators used in close formation to connect pressure gauge to cut pipe. Specialist tooling created to do the same job with one ROV 9

10 Complex Simultaneous Operations SIMOPS US GOM Emergency Response with multiple vessels & ROV s 10

11 Multiple ROV Coordination ROV CR HIVE coordinating operation of 13 ROV s in close formation around the worksite 11

12 AUV s Liquid for Robotics Marine Science Wave Glider Technology SOC Autosub and Liquid Dynamics - Wave Glider Wave Power drives swim fins and rudder Potential for year long operation +50,000km 12

13 AUTOSUB 6000 Launch And Recovery System Has been fitted to many ships from 18.5 m upwards 5.5 m, 0.9 m diameter 1800 kg. Collision Avoidance System Acoustic Telemetry and Tracking System Lithium Polymer Rechargeable Batteries. 28 hour, 150 km X 2 in 2 year Precision Navigation (FOG INS + DVL) Drift <1 m per 1km Pumped, Dual CTD Also EH, DO, Turbidity... + others 3 axis Magnetometer Multibeam Sonar EM kHz, 400 m, 2m Sub Bottom Profiler Edgetech 2 16 khz, 0.05 m ] ADCP, 300 khz Current Profiler Hi Sensitivity Mono Camera and Flash System 20 m range in clear water (2 x Colour Hi Res by 2012) Dual Freq. SSS Edgetech 410 khz: 250m, 0.2 m 120 khz: 800 1m

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15 AUV s for Seabed Survey in Offshore Industry HUGIN Vehicle +10 years experience Deepwater Seabed Survey +3000m depth, Wide Areas Sensors Buckling Pipeline GOM Multiple Sensors Bathymetry Shallow Seismic Side Scan Sonar Video selective Sonar leak detection 15

16 AUV s for Pipeline Tracking Beach deployment for inshore inspections required } Field Trials: Subsea 7 s Seabyte GeoSub AUV } Field Trials: 2007 Hydroid s REMUS 100 AUV Hafmynd s Gavia AUV

17 Low Logistic AUV - Inshore Survey in Azerbaijan Vehicle Hafmynd Gavia Small and lightweight Scope: Sangachal Bay in Shallow Water (1-12m) Over 100km of Pipeline in Poor Visibility Hazardous Area with Unknown Obstacles Outcomes: Multibeam, Sonar & Visual Images Gathered Freespan/Burial Sections Reported Harbour Survey Completed in Just 4 days Pipelines Tracked Autonomously at 4 Knots Beach Deployment Trench Bathymetry 17

18 Advanced AUV s for Inspection - Hover 2) PAIV BP, Chevron, Subsea7 & Seebyte Untethered ROV/tech. platform: Risers, jackets, subsea hardware Vessel Hull/Moorings LARS: Crane/Subsea Docking Technology Readiness Level 3 SPINAV for Flexible Riser Inspection 18

19 Autonomous Inspection Vehicle Depth Rating 3,000m Dimensions Max Excursion Speed 1.7m (L) 1.3m (w) 0.8m (h) 40Km, 24 hour 2kts (nominal) Inspection sensors 3D forward looking sonar & colour video camera. looking colour camera. Profiling sonar & downward Communications Navigation Acoustic, Wi-Fi, Satellite. Dead reckoning, feature identification using 3D World model.

20 AUV Future Developments and Barriers AI for Navigation and Interactive Tasks Integrated Spacial GIS and data storage Light Intervention Contact Manipulation Sensors Wall Thickness Measurement Leak Detection Power Storage Low Power propulsion and control Remote Control Option Accoustic Video Key Data download Reliable LARS in all conditions Overall Reliability Realistic light intervention capabilities Real Reduction in support vessels Critical Volume of AUV work Risk Averse high cost of failures 20