Water-level and fuel-failure external monitoring
Conference
·
OSTI ID:6513474
The TMI-2 accident showed the need for better real-time knowledge of water level and coolant density in the core and downcomer. A gamma-ray hodoscope at a light-water reactor could consist of about 24 identical collimated detector modules vertically arranged in the air gap or biological shield outside the pressure vessel. Ten detectors at 120 cm vertical intervals would cover the full water height of a PWR. (DLC)
- Research Organization:
- Argonne National Lab., IL (USA)
- DOE Contract Number:
- W-31109-ENG-38
- OSTI ID:
- 6513474
- Report Number(s):
- CONF-841122-1; ON: DE84011727
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
22 GENERAL STUDIES OF NUCLEAR REACTORS
220900* -- Nuclear Reactor Technology-- Reactor Safety
COLLIMATORS
ELECTROMAGNETIC RADIATION
FAILED ELEMENT MONITORS
GAMMA RADIATION
HODOSCOPES
IN CORE INSTRUMENTS
IONIZING RADIATIONS
LEVEL INDICATORS
MEASURING INSTRUMENTS
MONITORS
RADIATIONS
REACTOR INSTRUMENTATION
REACTORS
WATER COOLED REACTORS
220900* -- Nuclear Reactor Technology-- Reactor Safety
COLLIMATORS
ELECTROMAGNETIC RADIATION
FAILED ELEMENT MONITORS
GAMMA RADIATION
HODOSCOPES
IN CORE INSTRUMENTS
IONIZING RADIATIONS
LEVEL INDICATORS
MEASURING INSTRUMENTS
MONITORS
RADIATIONS
REACTOR INSTRUMENTATION
REACTORS
WATER COOLED REACTORS