Report of the PRESIDENTIAL COMMISSION
on the Space Shuttle Challenger Accident
Volume 5 Index
Hearings of the Presidential
Commission on the Space Shuttle Challenger Accident: February 26,
1986 to May 2, 1986.
MARCH 21, 1986 SESSION. (part 2 of
2)
[1379] [Ref. 3/21-80]
Application to STS 51-L.
APPLICATION TO STS 51-L
- EVALUATE O-RING FAILURE MECHANISMS DUE TO
EROSION
- EVALUATE O-RING BLOW-BY DURING START
TRANSIENT TO CORRELATE BLACK SMOKE WITH O-RING EROSION
[1380] [Ref. 3/21-81 1 of
2] Thermal Analysis of SRM Field Joint Leak.
THERMAL ANALYSIS OF SRM FIELD JOINT
LEAK
MARCH 21, 1986
F.D. BACHTEL
[1381] [Ref. 3/21-81 2 of
2] Thermal Analysis of SRM Field Joint Leak.
THERMAL ANALYSIS OF SRM FIELD JOINT
LEAK
- DETERMINE THERMAL RESPONSE OF THE FIELD
JOINT TO A CONTINUOUS LEAK
- EXIT GAS TEMPERATURE
(3000°F)
- EXTERIOR METAL TEMPERATURE
(2150°F)
- TANG BURN THROUGH OR CASE
FAILURE
- ASSESS FLOW AND THERMAL PARAMETERS
REQUIRED TO SUSTAIN A JOINT LEAK FOR AT LEAST 60 SECONDS
CONSISTENT WITH OBSERVATIONS
- LEAK FLOW RATE
- PUTTY BLOWHOLE SIZE
- TANG TO CLEVIS CLEARANCE
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