Successfully reported this slideshow.
We use your LinkedIn profile and activity data to personalize ads and to show you more relevant ads. You can change your ad preferences anytime.

Truth, Lies, and O-Rings

1,891 views

Published on

Published in: Education
  • Be the first to comment

  • Be the first to like this

Truth, Lies, and O-Rings

  1. 1. TRUTH, LIES AND O-RINGS: INSIDE THE SPACE SHUTTLE CHALLENGER DISASTER Presented by : Allan J. McDonald Aerospace Consultant & Author ATK Thiokol (Retired) Former Director Space Shuttle SRM Project :
  2. 2. TWO LOST SPACE SHUTTLES STS-51L Challenger Launch: January 28, 1986 Time: 16:38 GMT STS-107 Columbia Launch: January 16, 2003 Time: 15:39 GMT
  3. 3. PRE-LAUNCH ICE ON PAD
  4. 4. FIRST EVIDENCE OF JOINT LEAK Leak at T + 0.678 Seconds LIFTOFF
  5. 5. JOINT LEAK REOPENS IN FLIGHT Joint Leak Restarts T + 59 Seconds Joint Plume Visible T + 60 Seconds MAXIMUM DYNAMIC PRESSURE AND WIND SHEAR
  6. 6. T PLUS 78 SECONDS: DEBRIS Orbiter Wing SSME Pod Crew Cabin Recovered RH SRB Aft Field Joint
  7. 7. DUPLICATION OF CHALLENGER JOINT FAILURE <ul><li>LIFTOFF @ T+0.678 sec. JES-1B TEST @ T+0.600 sec. </li></ul><ul><li>(T+0.600 sec.) </li></ul>
  8. 8. PREMONITION OF COLUMBIA 2003 <ul><li>STS-26R return to flight with Discovery : a debris wake-up call (September 1988) </li></ul><ul><li>STS-27R Atlantis : a scary ascent and return (December 1988) </li></ul>
  9. 9. COLUMBIA ACCIDENT & VERIFICATION February 1, 2003 Approx. 9:00 a.m. EST Columbia Debris During Re-entry Bi-Pod Ramp Foam Impact Test on RCC
  10. 10. STS-51L AND STS-107 CREW Lest We Forget!
  11. 11. <ul><li>BOOK PUBLISHED BY THE UNIVERSITY PRESS OF FLORIDA – MARCH 2009 </li></ul>
  12. 12. BOOK THEME <ul><li>While the underlying content surrounds “rocket science,” it’s a story that chronicles the events, activities, and decisions surrounding a major historical event in U.S. history. The book contains information about: </li></ul><ul><ul><ul><ul><ul><li>Politics </li></ul></ul></ul></ul></ul><ul><ul><ul><ul><ul><li>Whistle-blowing and retribution </li></ul></ul></ul></ul></ul><ul><ul><ul><ul><ul><li>Space science history </li></ul></ul></ul></ul></ul><ul><ul><ul><ul><ul><li>Tragedy </li></ul></ul></ul></ul></ul><ul><ul><ul><ul><ul><li>Colossal failures </li></ul></ul></ul></ul></ul><ul><ul><ul><ul><ul><li>Values, professional ethics, and integrity </li></ul></ul></ul></ul></ul><ul><ul><ul><ul><ul><li>Bureaucratic cover-up </li></ul></ul></ul></ul></ul><ul><ul><ul><ul><ul><li>Perseverance and dedication </li></ul></ul></ul></ul></ul><ul><ul><ul><ul><ul><li>Recovery and rewards </li></ul></ul></ul></ul></ul><ul><ul><ul><ul><ul><li>Lessons learned but forgotten </li></ul></ul></ul></ul></ul>

×