NASA-LLIS-0967
Lessons Learned - Space Shuttle Main Engine (SSME): Instrumented Safety Checks During Engine Startup
active, Most Current
| Organization: | NASA |
| Publication Date: | 15 May 1995 |
| Status: | active |
| Page Count: | 2 |
scope:
Description of Driving Event:
Turbine speed must be high enough at the time of main combustion chamber priming to be able to pump hydrogen through the downstream system against the back pressure rise created by the chamber priming, or an engine burnout will occur due to the oxygen rich combustion.
Document History
NASA-LLIS-0967
May 15, 1995
Lessons Learned - Space Shuttle Main Engine (SSME): Instrumented Safety Checks During Engine Startup
Description of Driving Event:
Turbine speed must be high enough at the time of main combustion chamber priming to be able to pump hydrogen through the downstream system against the back pressure...
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