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Indymo: insight in the water system using drones and innovative dynamic monitoring

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Introduction of our activities at INDYMO. Really useful overview of aquatic drones and unmanned automated underwater verhicles. Overview of applications water quality, civil engineering structures, maritime, ecology infrastructure and others.

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Indymo: insight in the water system using drones and innovative dynamic monitoring

  1. 1. Rui Lima September 2017 Monitoring water quality and ecology with underwater drones
  2. 2. INDYMO and partners/clients • Dutch Startup (founded in 2015) • Strong link to education institutions • Team members with research background • Water resources management background • 1st international projects in 2017 • Located in Delft and Leeuwarden
  3. 3. Discovering new insights in your water system Water systems are critical to human and ecological survival. With climate change and urban development these systems are changing faster than ever. Therefore, there is an urgency of better and dynamic monitoring methods and techniques.
  4. 4. Underwater drones equipped with sensors and cameras +Algae sensor (chlorophyll and blue/green algae)
  5. 5. Testing different drones and equipment
  6. 6. AQUATIC DRONES Many different types, categories, characteristics and acronyms. Introduction – Aquatic Drones
  7. 7. Aquatic Drones Unmanned Underwater Vehicles (UUV) Unmanned Surface Vehicle (USV) Aerial Drones (Interacting with aquatic environments) Seabed Working Vehicles Introduction – Aquatic Drones
  8. 8. Unmanned Underwater Vehicles (UUV) Remotely Operated Vehicles (ROV) Tethered Observation Class (Mini/Micro) Inspection/Work Class Medium/Heavy Work Class Teleoperated (free swimming) Hybrid AUV/ROV (semi- autonomous) Autonomous Underwater Vehicle (AUV) Lightweight (portable) Large Diameter Gliders Towed (ROV) Biomimetic (both ROV and AUV) Introduction – Underwater Drones
  9. 9. • 1st ROV developed in 1950s. • Usually concealed within a cubic structure, but also in different shapes and sizes • Equipped with instruments for navigation and data collection (cameras, sensors) • Neutrally buoyant • Frequently operated by a crew from aboard a vessel. ROV (Remotely operated underwater vehicles): • Forward movement + steering  horizontal thrusters (and sometimes rudders). • Vertical movement  vertical thrusters (also possible with ballast tanks or flaps). Introduction – ROV
  10. 10. Observation/Exploration (mini/micro) Inspection/work class Heavy work class Introduction – ROV
  11. 11. Maritime applications  Deep water complex maintenance of production systems offshore (Oil&Gas)  Inspection/assessment of underwater infrastructure (visual + instrumentation for corrosion, fouling, cracks, bio-fouling, leaks in pipelines)  Support and assistance during drilling and constructions operations (Offshore platforms and drill ships). Manipulators, powered tools and cutters.  Platform cleaning and debris removal. (manipulators, suction cups for positioning and brushes, water jets and other abrasive devices). Introduction – ROV (applications)
  12. 12. Wide variety of tasks in underwater environments:  Environmental: benthic, geophysical and sedimentation surveys (visual, acoustic, water quality)  Ship hull inspection  Inspection of hazardous substances inside nuclear power plants,  Location, retrieval and rebury of subsea telecommunication cables  Assistance and observation of diving activities (dive buddy)  Object location and recovery for with tragedies and disasters Introduction – ROV (applications)
  13. 13. Tether Cable • Also neutrally buoyant • Allows data transfer between the vehicle and the operator • Wireless/radio controlled ROV’s are rare and have limited reach (e.g. Thunder Tiger Neptune SB-1) Tether Management System (TMS) • Higher operation costs • Works as a stabilization platforms (prevent ROV’s to be pulled by the ship) • Reduces drag effect (currents) • Provides strong light sources • Assists in the deployment and recovery Introduction – ROV (tethers)
  14. 14. Unmanned Underwater Vehicles (UUV) Remotely Operated Vehicles (ROV) Tethered Observation Class (Mini/Micro) Inspection/Work Class Medium/Heavy Work Class Teleoperated (free swimming) Hybrid AUV/ROV (semi- autonomous) Autonomous Underwater Vehicle (AUV) Lightweight (portable) Large Diameter Gliders Towed (ROV) Biomimetic (both ROV and AUV) Introduction – Underwater Drones
  15. 15. AUV (Autonomous underwater vehicle) Vehicles with decisive and smart (autonomous) capabilities, free of outside influence, based on data collected by sensors and equipment onboard: • Inertial Navigation sensors (Accelerometers) • Compass • Depth sensor • Doppler Velocity Log (DVL), • Sonar systems (side-scans) • GPS readjustment (when at the surface) • Underwater acoustic positioning system (improved navigation) Introduction – AUV
  16. 16. • Often used for deep ocean exploration • Mostly autonomous, and can reach depths over 5000m • Can carry a huge variety of equipment, accordingly to the mission Large Scale / Big Diameter Many possible applications, including military and navy missions and environmental monitoring Lightweight (portable) Introduction – AUV examples
  17. 17. Gliders (AUV) • Able to perform long duration and distance missions • Energy-efficient propelling method • Aerodynamic wings and flaps allow low power self-adjustment of buoyancy • Up-and-down movement • Can reach depths of up to 1000m Introduction – AUV Gliders
  18. 18. Hybrid Vehicles (ROV + AUV) AQUABOTS (OpenROV goals) • Pre-defined route • Ability to stay at the same position for a certain period • Re-surface to transmit data and adjust position (GPS) • Return to a specified position at a critical battery level • Return to initial position after losing signal • Ability to dodge objects Introduction – Hybrids
  19. 19. Biomimetic Shape and motion concept/principle mimic the undulating movement of aquatic species Introduction – Biomimetic ROV/AUV
  20. 20. A good example of water quality monitoring in fresh water bodies and applications in port areas SHOAL (BMT Group) AUV used to patrol port waters to identify security threats, locate pollution sources, and inspect underwater infrastructure Introduction – Example application
  21. 21. Aquatic Drones Unmanned Underwater Vehicles (UUV) Remotely Operated Vehicles (ROV) Thethered Observation Class (Mini/Micro) Inspection/Work Class Medium/Heavy Work Class Teleoperated (free swimming) Hybrid AUV/ROV (semi- autonomous) Autonomous Underwater Vehicle (AUV) Lightweight (portable) Large Diameter Gliders Towed (ROV) Biomimetic (both ROV and AUV) Unmanned Surface Vehicle (USV) Remotely Operated (ROSV) Autonomous (ASV) Unmanned Vessels RC (scale models and speedboats) Aerial Drones (Interacting with aquatic environments) Seabed Working Vehicles Introduction – Aquatic Drones
  22. 22. INDYMO is working closely with teams in the RDM Campus (Aquabots programme) to develop smart surface and submersible water drones Introduction – Autonomous Surface Vehicles Several research examples of successful autonomous water surface drones Autonomous Surface Vehicles
  23. 23. http://www.slideshare.net/mauricejansen/masterclass- unmanned-vessels-vice-and-virtue-for-shipping-industry Unmanned Vessels Introduction – Unmanned Vessels
  24. 24. Introduction – Aerial drones and water quality Even aerial drones start to look towards the water Aerial drones
  25. 25. Introduction – Aerial drones and water quality
  26. 26. Research opportunities Endless unexplored possibilities... ... for INDYMO to explore! Underwater image enhancement (e.g. sonar) Combination of airdrones , surface and submerged drones Possibility to add other equipment allow several other future applications Use of new tecnologies simultaneously to collect better data (e.g. Infrared thermography)
  27. 27. Ecological scan (Natuurmonumenten) DO measurements (effectiveness of aeration) Effectiveness of WFD measures: Monitoring of fish migration Drone at the Nieuwe Maas (Rijkswaterstaat) Search for pollution sources (culvert) Effectiveness of Wetlands and Halophyte filters INDYMO - Research Pilots in The Netherlands
  28. 28. Search for polution sources – mapping of spatial distribution of parameters INDYMO – Mapping water quality
  29. 29. Impacts of floating structures Several case study locations (15+) with floating structures around the Netherlands Measurement campaign from August – October 2014 INDYMO – Impacts of floating structures
  30. 30. Chlorophyl and Cyanobacteria (blue-green algae) INDYMO – Algae monitoring
  31. 31.  Electrical conductivity measurements were performed in a canal with reported salt intrusion problems.  Longitudinal variation of EC values along a 8km canal are presented below.  Variations in parameters could be matched with the location of intersections, or outflows.  Unforessen increase of EC in the last trench of the canal was of interest for the customer. 0,700 0,900 1,100 1,300 1,500 1,700 1,900 2,100 2,300 2,500 09:36:00 10:04:48 10:33:36 11:02:24 11:31:12 12:00:00 12:28:48 Conductivity(mS/cm) Astitel Conductivity Profile Down CTD UP CTD INDYMO: Salt intrusion in canals
  32. 32. Search for pollution sources, illicit discharges of households/industries: Measurements inside culvert (up to 20m) INDYMO – Measurements in culverts
  33. 33.  A section of the culvert showed sudden variation of parameters such as a point with lower oxygen, higher conductivity, ammonium and temperature), which suggest the presence of a possible contamination source. (drone passed the suspected location twice  2 peaks in parameters.  Was possible to pinpoint the suspected location of the illicit discharge INDYMO – Measurements in culverts
  34. 34. Collected mussel images at over 30m deep Research about mussel growth at Sloterplas (representivity of samples) INDYMO – Ecology scans
  35. 35. • Assessment of the condition of the sluice mechanism • Alternative to inspections with divers (expensive) • New tests using 3D multibeam sonar INDYMO – Underwater Inspections Underwater Inspections
  36. 36. Baseline study of water quality monitoring needs in Indonesia
  37. 37. Baseline study of water quality monitoring needs in Indonesia • Monitoring with drones - learn local challenges and potential for implementation • Monitoring with apps (test strips and phone app) – e.g. phosphate, arsenic, iron, pH, nitrate, chloride) • Larger scale monitoring using sensors on boats Indonesia: Field work
  38. 38. 26 27 28 29 30 31 0,31 0,315 0,32 0,325 0,33 0,335 0,34 0,345 EC Depth(cm) Electrical Conductivity Depth EC The work conducted showed how local water managers and stakeholders can use new technologies in favor of data resolution at lower costs Baseline study of water quality monitoring needs in Indonesia
  39. 39. Monitoring in Fjords in Denmark Research in Denmark, Aarhus
  40. 40. INDYMO – Technological Development Specs Development- Underwater Drones Flexibility/Equipment (Balancing, optimal integration of equipment) Wireless/Real-time data transfer - Real-time data acquisition: follow pollutants Range/speed/depth Positioning - Logging the underwater position of the drone (alternative to GPS) Underwater visibility – Testing of Sonar systems/acoustic cameras to enhance underwater visibility. Total depth measurement (Bathymetry) Water/Sediment samples - Important for data validation in a laboratory and additional information about the water system Protection from vegetation Vertical profiling - maintain underwater depth Autonomous Navigation/Maneuverability - Following pre-defined routes. Avoid obstacles. User friendly - Operating interface should be simple Easy deployment/recovery and transport (Portability) Weather-proof operation Identifying end-user needs  Design requirements
  41. 41. • Collaboration with educational institutions - Aquabots project - R&D Prototyping new designs - 3D printing • Now developing a device to collect water samples with drones, at multiple depths. • New project for an unmanned surface vehicle: fully autonomous, or hybrid with underwater module INDYMO – Technological Development
  42. 42. Aquatic Drones – Future Prospects Cooperating AUVs
  43. 43. Starfish killing AUV Aquatic Drones – Future Prospects • Overpopulating starfish is a problem in Australia’s Great Barrier Reef, as is threatens the corals. • Researchers developed an underwater vehicle to target and destroy the starfish quickly and efficiently. • Innovative applications of underwater drones such as this one are expected to become more and more frequent in a nearby future.
  44. 44. Climatescan.nl • Global online tool for knowledge sharing about water management. • Points of interest with content available for each location (videos, pictures, documents). INDYMO - Knowledge Sharing
  45. 45. Email: info@indymo.nl Phone: +31.619160401 www.indymo.nl https://twitter.com/INDYMO2015 Thank you for your attention. Check also our video with applications of Underwater Drones https://www.youtube.com/watch?v=43cCatlmjio

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