Transactions of the Korean Society of Pressure Vessels and Piping (한국압력기기공학회 논문집)

Korean Society of Pressure Vessels and Piping (한국압력기기공학회)
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Pre-Service Inspection for Reactor Vessel Penetration Nozzle

원자로 헤드 관통관 노즐 가동전 검사 수행

  • 이동진 (두산중공업(주) 비파괴검사부) ;
  • 노익준 (두산중공업(주) 비파괴검사부) ;
  • 신건철 (두산중공업(주) 비파괴검사부) ;
  • 김해석 (두산중공업(주) 비파괴검사부) ;
  • 홍주열 (두산중공업(주) 비파괴검사부) ;
  • 최정권 (엔스코)
  • Published : 2010.12.01
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Abstract

US NRC issued rulemaking of 10CFR50.55a to perform the Perservice and Inservice inspection for Reactor Vessel Head Penetration Nozzle of US Nuclaer plant. The rulemaking was required the EPRI Demonstration to verify the NDE technique performing special Ultrasonic examination. In order to meet this requirement, the UT and ECT procedures was demonstrated and the NDE personnel were qualified by EPRI. In this paper, the NDE technique and analysis method are described the Preservice inspection for the Palo Verde #1/2/3 Replacement Reactor Vessel Head Penetration Nozzle using the qualified procedures and personnel.

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