Space Robotics - NASA SBIR & STTR Program Homepage · In-Situ Resource Utilization ... rigidly...
Transcript of Space Robotics - NASA SBIR & STTR Program Homepage · In-Situ Resource Utilization ... rigidly...
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Space RoboticsTERRY FONG, NASA AMES INTELLIGENT ROBOTICS GROUP
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Future Space Missions 2
Future missions will be longer, more complex, & require new robotics technology
Earth
InternationalSpace Station
(2 days)
Moon(3-7 days)
Mars(6-9 months)
Lagrange Points and other
stable lunar orbits(8-10 days)
Near-Earth Asteroid
(3-12 months)
(one-way travel times)
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The Role of Space Robotics Robots are increasingly used in a wide range of roles
Robotic exploration (Spirit & Opportunity, Curiosity, Mars 2020, etc.)
Precursors that go before humans (Resource Prospector, Valkyrie, etc.)
Assistance robots and systems that work with crew (X1 exoskeleton, etc.)
Caretakers that work on crew “tended” vehicles (Robonaut 2, SPHERES, Astrobee, etc.)
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Needs: Robotic Exploration Technology Support future robotic scientific missions Key needs:
Surface and subsurface mobility & sampling Small body anchoring systems Low mass/power vision systems & processing
capabilities for fast surface traverse
Electro-mechanical connectors enabling tool change-out in dirty environments
Tethers and retrieval systems
Miniaturized flight motor controllers Cleaning to sterility technologies compatible
with spacecraft materials and processes
Sample handling technologies that minimize cross contamination
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Needs: Information Technology The performance of space robots is directly
linked to algorithms, avionics, and software. Key needs:
Advanced robot user interfaces that facilitate distributed collaboration, geospatial data visualization, summarization and notification, performance monitoring, and simulation.
Navigation systems for mobile robots operations in man-made (inside the International Space Station) and natural environments (Earth, Moon, Mars).
Robot software systems that support autonomy, automated instrument/sensor targeting, data triage, and planning.
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Needs: Regolith Technology In-Situ Resource Utilization (ISRU) Civil engineering
Construct landing pads, berms, roads, shelters, radiation shielding, habitats, etc.
Key needs: regolith handling systems, paver laying robots, inter-locking brick stacking robots, modular structure assembly robots and regolith 3D additive construction systems.
Robot manufacturing Manufacture spare parts, structures or surface
systems in-situ
Key needs: Digital materials and associated regolith derived materials for additive manufacturing, automated casting, materials deposition or automated assembly
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Needs: Payloads for Free-Flying Robots Free-flying robots can support crew activity
and perform caretaking of spacecraft and habitats, both EVA and IVA
Increase capability of free-flying robots with payload technologies
Key needs: Sensors for interior environment mapping and
monitoring, structural inspection, navigation, and logistics (inventory)
End effectors that can be used for docking/perching, prodding/pushing, tool carrying, etc.
User interfaces that facilitate communication and coordination between humans (co-located and remote) and free-flying robots
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Needs: Mobility Technology Support human, robotic, and human-robot
exploration with better mobility Transport crew, instruments, and payloads on
planetary surfaces, asteroids, and in-space Key needs:
Extreme terrain: access steep slopes, soft terrain, etc.
Below-surface: access lava tubes, deep crevasses, etc.
Above-surface: provide longer range, greater coverage
Small-body and microgravity: operate on asteroids, inside/around spacecraft
Surface: operate at higher traverse speeds Navigation: hazard detection, localization,
autonomy Components: actuators, tethers, anchors, etc.
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Needs: Manipulation Technology Manipulation provides a critical capability for
positioning astronauts and payloads.
It allows handling of tools, interfaces, and material, including a capability for extracting and handling samples.
Key needs: Components: actuators, sensors and embedded
controllers tailored for manipulation.
Dexterous Manipulation: human-like arm trajectories and fine end-effector motions.
Collaborative Manipulation: coordinated and cooperative motion with multiple mechanisms.
Grappling: components to handle large objects or free flyers in microgravity environments and rigidly berth those objects to robot’s spacecraft.
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Needs: Human Robot Interaction Future space mission may rely on co-located
and distributed teams of humans and robots. Humans will need to remotely supervise and
assist robots in a variety of ways. Key needs:
Multi-modal interaction: increases situation awareness and more efficient interaction.
Distributed collaboration and coordination: physics-based modeling and simulation of robots, operational environments, etc.
Variable Autonomy Robotic Interaction: decision support tools, interaction techniques, methods to reduce dependency on high-bandwidth / high-availability comm links.
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Why SBIR/STTR? Adapt and mature terrestrial robotics technology for space use Identify and transition low-TRL technology from academia Build commercial products in order to achieve economies of scale Establish robust commercial markets and standards to achieve sustainability Help NASA move beyond “one-off” components and systems
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Success Story Context: Telerobotic operations via ground control
Flight support turnover and cost for long duration missions (need to do “more with less”)
Flexible remote operation of spacecraft and robots (need to maximize mission return in uncertain environments)
Using effectively data and images collected by remote spacecraft or rovers (need to find the right data quickly)
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Monitoring Robot Performance Problem: lack of real-time measures for understanding (and responding to)
robot performance in an efficient manner 2006 SBIR project: “A Software Framework for Coordinating Human-Robot Teams”
TRACLabs, Inc. / PI: Debbie Schreckenghost
Phase 1, 2, and 3 awards
Project objectives Develop real-time performance computation engine with web displays
and reusable metrics library
Build software for automatic reporting of performance summaries
Evaluate software during simulated remote robot operations
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Schreckenghost, D., Milam, T., and Fong, T. 2010. “Measuring performance in real time during remote human-robot operations with adjustable autonomy”. IEEE Intelligent Systems 25(5).
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NASA Infusion Software was integrated into three NASA projects and field tested
Phase 2: Human-Robotic Systems Project (ESMD ETDP)Field testing with K-10 rover at Moses Lake Sand Dunes, Washington (2008)
Phase 2: Desert RATS (ESMD ETDP + DIO Analogs)Field testing with K-10 rover at Black Point Lava Flow, Arizona (2009)
Phase 3: Robotic Follow-up Project (SMD MMAMA)Field testing with K-10 rover at Haughton Crater, Canada(2010)
Moses Lake Sand Dunes Black Point Lava Flow Haughton Crater
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Telerobotic Operations 15
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K-10 Performance Monitoring
Automatic Shift Report
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Benefits of SBIR Infusion Technology pathfinder
Demonstrated ability to compute performance metrics in real -time Influenced development of the NASA Ames “Exploration Ground Data System” (XGDS)
Operations study Identified performance metrics for real -time computation Evaluated role of real -time performance monitoring in remote flight operations
Task timing for science planning Time remaining in task, in plan for Flight Director
Reusable software Developed for reuse
Load-time configuration of computations and displays Web technology for human interaction (real -time displays; web shift reports)
Can be applied to other remote monitoring applications Software reused in two other projects for NASA Ames Software integrated with smart home instrumentation for DARPA project
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Resources
http://www.nasa.gov/offices/oct/home/roadmaps
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