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Method for inspection and maintenance of an inside of a nuclear power reactor

  • US 20070140403A1
  • Filed: 08/16/2006
  • Published: 06/21/2007
  • Est. Priority Date: 08/24/2005
  • Status: Abandoned Application
First Claim
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1. A method for inspection and maintenance of an inside of a nuclear power reactor, for performing inspection and maintenance for an inspection target surface in a nuclear power reactor, by using a remote operated vehicle, the method comprising the steps of:

  • forming a detection mark in advance by providing a notching, marking, punching or engraving process to the inspection target surface before performing inspection or maintenance of the inside of the nuclear power reactor by using the remote operated vehicle;

    driving the remote operated vehicle to move in the nuclear power reactor filled with water; and

    during the driving step of the remote operated vehicle, detecting the detection mark formed in the inspection target surface by using the remote operated vehicle so as to determine the position of the remote operated vehicle.

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