System and method of confirming operation of a steam relieving s

Details System and method of confirming operation of a steam relieving s System and method of confirming operation of a steam relieving s

1980-08-20

1987-03-10

Chambers, A. Michael

Fluid handling

With indicator, register, recorder, alarm or inspection means

Fluid pressure responsive indicator, recorder or alarm

73 405A, 116 70, 376377, F16K 3700

Patent

active

046484256

ABSTRACT:
A system and a method of confirming the operation of a steam relieving safety valve for a water-cooled nuclear reactor are provided. Acoustic vibration generated by steam relieved from the safety valve when the latter is opened is detected by an acoustic emission sensor. The acoustic emission sensor is mounted on the safety valve or a steam relief pipe connected to the safety valve.

REFERENCES:
patent: 2895503 (1959-07-01), Lederer
patent: 3114414 (1963-12-01), Judd
patent: 3235463 (1966-02-01), Sankovich
patent: 3500676 (1970-03-01), Palmer
patent: 3844310 (1974-10-01), Brindisi
patent: 3945245 (1976-03-01), Stehle et al.
patent: 4020693 (1977-05-01), Ahlgren et al.

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