HECTR analysis of equipment temperature response to hydrogen burns in a subatmospheric containment building
Conference
·
OSTI ID:5664330
Analyses of equipment temperature response to hydrogen burns in a subatmospheric containment have been performed using the HECTR computer code. Parameters studied included LOCA break size and location, equipment location, containment spray operation and ignition criteria. HECTR predicts that the operation of igniters can lead to prolonged equipment temperatures in hydrogen source compartment that are higher than temperatures to which safety-related equipment is usally qualified. Further, if ignition is delayed and the containment sprays are operational, HECTR indicates potentially detonable mixtures can result.
- Research Organization:
- Sandia National Labs., Albuquerque, NM (USA)
- DOE Contract Number:
- AC04-76DP00789
- OSTI ID:
- 5664330
- Report Number(s):
- SAND-86-0711C; CONF-860908-1; ON: TI86013567
- Country of Publication:
- United States
- Language:
- English
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210200 -- Power Reactors
Nonbreeding
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220900* -- Nuclear Reactor Technology-- Reactor Safety
ACCIDENTS
BUILDINGS
CHEMICAL REACTIONS
COMBUSTION
COMPUTER CODES
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CONTAINMENT SYSTEMS
ELEMENTS
ENERGY TRANSFER
ENGINEERED SAFETY SYSTEMS
FLUID MECHANICS
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H CODES
HEAT TRANSFER
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HYDROGEN
LOSS OF COOLANT
MECHANICS
NONMETALS
OXIDATION
PWR TYPE REACTORS
REACTOR ACCIDENTS
REACTORS
RESPONSE FUNCTIONS
TEMPERATURE GRADIENTS
THERMOCHEMICAL PROCESSES
WATER COOLED REACTORS
WATER MODERATED REACTORS