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HELIOS ONE

HELIOS ONE. NASA’s Centennial Challenges Program The Space Elevator James.r.miller@cox.net 07 June 2005. What is the Centennial Challenge Program?. A series of prize contests to simulate innovation and competition in solar system exploration. Prizes through history 1919 Orteig Prize

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HELIOS ONE

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  1. HELIOS ONE NASA’s Centennial Challenges Program The Space Elevator James.r.miller@cox.net 07 June 2005

  2. What is the Centennial Challenge Program? • A series of prize contests to simulate innovation and competition in solar system exploration. • Prizes through history • 1919 Orteig Prize • 1959 Kremer Prizes • 1996 Ansari X-Prize

  3. What are the Challenges? • Flagship Challenges – Space Missions • 1-2/yr @ $10-40M • Keystone Challenges – Sub-Systems • 3-5/yr @ 250K – 3M • Alliance Challenges – Technology Demo • 2-4/yr $100K – 250K • Quest Challenges – Promote Science • Youth & Senior Games

  4. What is the Space Elevator?

  5. What is the Space Elevator Challenge? • First of NASA’s Centennial Challenges program. • Alliance Challenge – Technology demonstration • Two Parts: Tether Challenge & Beamed Power Challenge.

  6. What is the Competition? • 50m vertical climb @ 1m/s min avg. • 8-10kW Xenon searchlight • Largest payload wins • 30 entries • Competition date: September, 2005 Mountain View, CA.

  7. The Helios One Team • James R. Miller – Project Team Leader • BS EE UW-Wisconsin • Solar Car Team Member/BattleBots/Autonomous Robotics • Frank Cardone – Motor Control • BS EE UC-San Diego • Tim Nolan – Power Management • MS EE UW-Wisconsin • Author, Home Power Magazine “Constructing a Peak Power Tracker”, 2004 • Steven E. Miller – Solar Array Design • BS ME Cal Poly Pomona • Solar Car Team Member • 10 years experience in Solar Cell/Array Manufacturing

  8. Conceptual Design Ribbon Payload Bay COUNTER BALANCED DESIGN Array

  9. Zone String … Cell Cell Cell Cell … … System Block Diagram Peak Power Tracker Zone Brushless DC Motor Controller String … Cell Cell Cell Cell Peak Power Tracker … … System Controller MOTOR

  10. Climb Profile KT KV Array Output (Watts) Velocity Profile m/s Distance

  11. Predicted System Performance • Mass of Climber: 10kg (22lbs) • Mass of Payload: 32kg (70lbs) • Peak Speed: 1.37m/s (3.06mph) • Peak Motor RPM: 30,000

  12. Schedule (Key Dates) • Purchase Solar Cells: June 15th • Electronics Completion: July 28th • Array Completion: Aug 8th • Final Assembly Complete: Aug 29th • Testing: Aug 30th – Sept 19th • Competition: Sept 27th

  13. Cost • Projected Project Cost: $33,000 • Largest Expenses: • Solar Cells: $11,375 (Array: $14,200) • Mechanical: $5,718 • Electronics: $2,020 • Other: $11,500

  14. How can you help? • Donate to the project! • Publicity in Print and on TV, Discovery Channel Shows, Internet, ect. • Space Elevator Roving Showcase (SERS) • Hiller Aviation Museum, June 18th • A Future Exhibit for the Science Center • i.e. Prizes through history

  15. Questions? Contact Information: James R. Miller James.r.miller@cox.net James.r.miller@saic.com 760-233-0372h 858-826-5981w References: http://www.elevator2010.org http://exploration.nasa.gov/centennialchallenge/cc_index.html

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