Patent ID: 6636577
Filing Date: 2003-10-21
Classification: G01N,G21C,Y02E

Abstract:
A water monitoring system for a nuclear reactor, the reactor comprising a pressure vessel, a core positioned in the pressure vessel, reactor coolant water, and a water distribution system, said water monitoring system comprising:a water distribution system water sampling port; a fiber optic cable having a first end and a second end, said first end optically coupled to said water distribution system water sampling port; at least one laser light source optically coupled to said second end of said fiber optic cable, each said laser light source configured to emit a laser light beam at a wavelength that causes a fluorescent or a phosphorescent emission from at least one predetermined chemical species present in the reactor water; a spectrophotometer optically coupled to said second end of said fiber optic cable; and a water sampling port coupling assembly attached to said first end of said fiber optic cable, said water sampling port coupling assembly attachable to said water sampling port.