Zobrazeno 1 - 10
of 18
pro vyhledávání: '"Ill Seok Jeong"'
Publikováno v:
Nuclear Engineering and Technology. 43:83-88
To define the effect of strain rate variation from 0.04% to 0.004%/s on environmental fatigue of CF8M cast stainless steel, which is used as a primary piping material in nuclear power plants, low-cycle fatigue tests were conducted at operating pressu
Publikováno v:
Journal of Loss Prevention in the Process Industries. 22:879-883
To develop a fatigue design curve of cast stainless steel CF8M that has been used in piping material of nuclear power plants, a low cycle fatigue tests were conducted in the environment of a pressurized water reactor at 15 MPa and 315 °C. Cylindrica
Publikováno v:
Key Engineering Materials. :1011-1014
For developing fatigue design curve of cast stainless steel that is used in piping material of nuclear power plants, a low-cycle fatigue test rig was built. It is capable of performing tests in pressurized high temperature water environment of PWR. C
Publikováno v:
Key Engineering Materials. :968-973
Environmental fatigue crack propagation of CF8M and CF8A steels used in the domestic nuclear power plants (NPPs) were investigated on the simulated pressurized water reactor (PWR) condition (temperature: 316°C, pressure: 15MPa). The test equipment f
Publikováno v:
Key Engineering Materials. :102-107
Publikováno v:
Transactions of the Korean Society of Mechanical Engineers A. 28:460-466
Publikováno v:
Nuclear Engineering and Design. 226:127-140
Fracture mechanics analysis is the key element of the integrity evaluation of the nuclear reactor pressure vessel (RPV), such as the pressurized thermal shock (PTS) analysis and P–T limit curve construction. However, the existence of stainless stee
Publikováno v:
Transactions of the Korean Society of Mechanical Engineers A. 27:94-101
The pressure tubes made of cold-worked Zr-2.5Nb alloy are subjected to creep deformation during service period resulting in changes to their geometry such as longitudinal elongation, diameter increase and sagging. To evaluate integrity of them, infor
Publikováno v:
Transactions of the Korean Society of Mechanical Engineers A. 26:2390-2398
For integrity analysis of nuclear reactor pressure vessel, including the Pressurized thermal shock analysis, the fast and accurate calculation of the stress intensity factor at the crack tip is needed. For this, a simple approximation scheme is devel
Publikováno v:
Nuclear Engineering and Design. 214:163-172
The reactor pressure vessel (RPV) is the key component of pressurized water reactor. It has to comply with various rules and regulatory guides to ensure sufficient safety and operating margins during the plant lifetime. Thus, it is crucial to assure