Zobrazeno 1 - 10
of 10
pro vyhledávání: '"Heecheol Park"'
Publikováno v:
Journal of the Korean Society of Radiology, Vol 85, Iss 1, Pp 3-23 (2024)
Intervertebral disc herniation is frequently encountered in radiological practice. Sequestered disc herniation occurs when the disc material undergoes degeneration and completely loses continuity with the parent nucleus pulposus. Sequestered discs
Externí odkaz:
https://doaj.org/article/44e54294bb80477dad1431e766592892
Publikováno v:
Journal of the Korean Society of Radiology, Vol 84, Iss 6, Pp 1361-1366 (2023)
The persistent primitive olfactory artery (PPOA) is a rare variant of the anterior cerebral artery, first reported in 1979. It reportedly has a high correlation with the development of aneurysms, owing to the hemodynamic stress induced by the struc
Externí odkaz:
https://doaj.org/article/5dd46b4825f744abb28efb66fd26be50
Autor:
Seokho Kim, Tae-Joon Park, Sangwon Yoon, Heecheol Park, Sangjin Lee, Minwon Park, Gyeong-Hun Kim, Hunju Lee, A-Rong Kim, Hong-Soo Ha, Kwangmin Kim
Publikováno v:
IEEE Transactions on Applied Superconductivity. 25:1-4
POSCO and the Research Institute of Industrial Science and Technology developed a 10-kW superconducting synchronous generator using high-temperature superconducting wire. The generator consists of four-pole racetrack-type superconducting coils using
Publikováno v:
Physics Procedia. 65:282-285
DC reactors, made by aluminum busbar, are used to stabilize the arc of an electric furnace. In the conventional arc furnace, the transport current is several tens of kilo-amperes and enormous resistive loss is generated. To reduce the resistive loss
Publikováno v:
Physica C: Superconductivity and its Applications. 504:138-143
For the conduction cooling application, epoxy impregnation is inevitable to enhance the thermal conduction. However, there have been several research results on the delamination problem with coated conductor and the main cause of the delamination is
Publikováno v:
IEEE Transactions on Applied Superconductivity. :1-1
An in-flight fragment (IF) system is used to produce and investigate an isotope beam of interest from heavy-ion accelerators, and it is composed of prestages and main stages. A quadrupole magnet of an IF preseparator is located in a high-radiation re
Autor:
Sung-Jun Jung, A-Rong Kim, Kwangmin Kim, Heecheol Park, Seokho Kim, Sangjin Lee, Gyeong-Hun Kim, Tae-Joon Park, In-Keun Yu, Hae-Jin Sung, Minwon Park
Publikováno v:
IEEE Transactions on Applied Superconductivity. 23:5202405-5202405
A superconducting synchronous generator (SCSG) is suitable for designing a large-scale wind power generation system, because of its lighter weight and higher torque as compared to conventional generators. This paper analyzes a 10-kW SCSG designed by
Autor:
Seokho Kim, Sangjin Lee, Seung-Hyun Moon, Hwanjun Jung, Sangkwon Jeong, Heecheol Park, Hong-Soo Ha, Minwon Park
Publikováno v:
IEEE Transactions on Applied Superconductivity. 23:6602504-6602504
For the conduction cooling of HTS magnets using coated conductor, the coils are either wet-wound or vacuum impregnated by cryogenic epoxy after dry winding. It is known that the magnet can be degraded after cool down due to delamination of the conduc
Autor:
Minwon Park, Sang-Su Oh, In-Keun Yu, Kideok Sim, Seokho Kim, Heecheol Park, Hwanjun Jeong, Taejun Park, Sangjin Lee, Seung-Hyun Moon, Hong-Soo Ha
Publikováno v:
IEEE Transactions on Applied Superconductivity. 22:7700804-7700804
According to the continuous development of coated conductors and compact cryocoolers, research and development efforts for High Temperature Superconducting (HTS) magnets are increasing using conduction cooling method. To increase the cooling efficien
Publikováno v:
Physics Procedia. :334-337
HTS power cables are cooled by the forced circulation of sub-cooled liquid nitrogen to remove heat loss and maintain a cryogenic temperature. The refrigeration systems used consist of cryocoolers, a pressure build-up tank, heat exchangers, and circul