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핵연료 노내조사시험설비 노내시험부 압력용기조립체의 차압시험
박국남(Kook Nam Park),이정영(Chung Young Lee),김학노(Hark Rho Kim),유성연(Seong Yeon Yoo) 대한기계학회 2006 대한기계학회 춘추학술대회 Vol.2006 No.11
The Fuel Test Loop(FTL) has been developed for the irradiation test of nuclear fuels. The FTL provides the test conditions similar to the operation conditions of the PWR and CANDU nuclear plants. The FTL consists of In-Pile Test Section(IPS) and Out-of-Pile System(OPS). The IVA(IPS Vessel Assembly) could be divided into an external assembly and an interior assembly from a total assembly. IVA is to dual pressure vessel which nuclear fuel is assembled on interior. For a domestic production characteristic confirmation and a design verification IVA mock-up it produced. IVA mock-up where it is produced were used in vibration test and differential pressure test. In order to verify the pressure-drop prediction in the IVA, a series of pressure-drop test has been carried out by using the IVA mock-up. As a result of the experiment, it is found that the measured pressure drop shows a good agreement with the calculated pressure drop.
박국남(Kook Nam Park),이정영(Chung Young Lee),지대영(Dae Young Chi),박수기(Su Ki Park),심봉식(Bong Sik Shim),안성호(Sung Ho Ahn),김학노(Hark Rho Kim),이종민(Jong Min Lee) 대한기계학회 2007 대한기계학회 춘추학술대회 Vol.2007 No.5
FTL(Fuel Test Loop) is a facility that confirms performance of nuclear fuel at a similar irradiation condition with that of nuclear power plant. FTL consists of In-Pile Test Section (IPS) and Out-Pile System (OPS). FTL construction work began on August, 2006 and ended on March, 2007. During Construction, ensuring the worker's safety was the top priority and installation of the FTL without hampering the integrity of the HANARO was the next one. Task Force Team was organized to do a construction systematically and the communication between members of the task force team was done through the CoP(community of Practice) notice board provided by the Institute. The installation works were done successfully overcoming the difficulties such as on the limited space, on the radiation hazard inside the reactor pool, and finally on the shortening of the shut down period of the HANARO. Without a sweet of the workers of the participating company of HEC(Hyundae Engineering Co, Ltd), HDEC(HyunDai Engineering & Construction Co. Ltd), equipment manufacturer, and the task force team, it is not possible to install the FTL facility within the planned shutdown period. The Commissioning of the FTL is on due to check the function and the performance of the equipment and the overall system as well. The FTL shall start operation with high burn up test fuels in early 2008 if the commissioning and licensing progress on schedule.
하나로에서의 NTD 조사를 위한 중성자속 평탄화 장치의 최적화를 위한 예비분석
송영동,이헌주,이병택,전병진,김학노 濟州大學校 産業技術硏究所 2001 산업기술연구소논문집 Vol.12 No.1
NTD (Pieutron Transmutation Doping) method has several advantages of high resistivity and uniform doping in comparison with other method. To satisfy those conditions. the flux variations of radial and axial directions should be within ±5 % and ±1.7%. respectively. The NTD facility in HANARO is purposed to irradiate the silicon ingot of 60cm in height. Hence. the flux flattener will be designed for 60cm. In this paper. preliminary study for optimal design is showed and the flux distribution of axial direction is calculated using MCNP4B code. The results show that the flattener model can flatten the flux to 83% of total length.
하나로에서의 NTD조사를 위한 중성자속 평탄화 장치의 최적화를 위한 예비분석
송영동,이헌주,이병철,전병진,김학노 제주대학교 산업기술연구소 2001 尖端技術硏究所論文集 Vol.12 No.1
NTD(Neutron Transmutation Doping) method has several advantages of high resistivity and uniform doping in comparison with other method. To satisfy those conditions, the flux variations of radial and axial directions should be within ±5% and ±1.7%. respectively. The NTD facility in HANARO is purposed to irradiate the silicon ingot of 60cm in height. Hence, the flux flattener will be designed for 60cm. In this paper, preliminary study for optimal design is showed and the flux distribution of axial direction is calculated using MCNP4B code. The results show that the flattener model can flatten the flux to 83% of total length.