Background: On June 18, 2017, Korea's first commercial nuclear reactor, the Kori Nuclear Power Plant No. 1, was permanently suspended, and the capacity of nuclear power generation facilities will be adjusted according to the governments denuclearization policy. In these circumstances, it is necessary to assess the quality of radiation safety management in nuclear power plants in Korea by evaluating the radiation dose associated with them. Materials and Methods: The average annual radiation dose per unit, the annual radiation dose per person, and the annual dose distribution were analyzed using the radiation dose database of nuclear reactors for the last 5 years. The results of our analysis were compared to the specifications of the Nuclear Safety Act and Medical Law in Korea. Results and Discussion: The annual average per unit radiation dose of global major nuclear power generation was 720 man-mSv, while that of Korea’s nuclear power plants was 374 manmSv. No workers exceeded 50 mSv per year or 100 mSv in 5 years. The individual radiation dose according to occupational exposure was 0.59 mSv for nuclear workers, 1.77 mSv for nondestructive workers, and 0.8 mSv for diagnostic radiologists. Conclusion: The radiation safety management of nuclear power plants in Korea has achieved the best outcomes worldwide, which is considered to be the result of the as-low-as-reasonablyachievable (ALARA) approach and strict radiation safety management. Moreover, the occupational exposures were also very low.
목차
ABSTRACT Introduction Materials and Methods 1. Subjects and radiation exposure data 2. Radiation exposure by type of work Results and Discussion 1. Distribution of radiation workers 2. Radiation exposure dose distribution for nuclear workers 3. Radiation exposure type 4. Annual individual radiation exposure of radiation workers Conclusion References
키워드
Nuclear power plantExposure doseRadiation workerDose distributionDose limit
저자
Young Khi Lim [ Department of Radiology, Gachon University, Incheon, Korea ]
Corresponding author
대한방사선방어학회 [Korean Association For Radiation Protection]
설립연도
1975
분야
자연과학>기타자연과학
소개
회원 상호간의 협조와 친목을 도모함으로써 방사선방어에 관한 제반연구 및 발전에 이바지함을 물론 학술의 국제교류 및 국제학술단체와의 상호협력 증진에 기여함을 목적으로 하며, 이 목적을 달성하기 위하여 다음 각 호의 사업을 한다.
1. 방사선방어에 관한 학술연구발표회 및 강연회 등의 개최
2. 학회지 및 방사선방어에 관한 학술간행물의 발행 및 배포
3. 방사선방어에 관한 학술의 국제교류 및 협력
4. 방사선방어에 관한 국제학술자료의 조사, 수집 및 번역
5. 방사선방어에 관한 조사 및 연구용역
6. 회원의 연구활동을 위한 제반협조
7. 기타 본 학회의 목적 달성에 필요한 사항
간행물
간행물명
방사선방어학회지 [Journal of Radiation Protection and Research]