Search Results - "Cheon, MunSeong"

Investigation of the capsule detection method at the irradiation end of the ITER neutron activation system by Cheon, MunSeong, Kim, Chang-Shuk, Cho, Seungyon, Krasilnikov, V.

“…Due to the harsh radiation, thermal, and electromagnetic environment of the irradiation end of the ITER neutron activation system, which also forms a primary…”
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Optimization of Processing Parameters in Deep Penetration Electron Beam Welding of Stainless Steel 316L for ITER Diagnostic Shield Module Application by Shim, Heejin, Kim, Jaemin, Cheon, MunSeong, Han, Duhee, Pak, Sunil

“…Diagnostic shield modules (DSMs) fabrication for Upper Port 18 (UP18) of ITER application requires a deep penetration of 165 mm or more for the joint part so…”
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Corrigendum to “Shut-down dose rate analysis for final design of shielding tent in port interspace of ITER UP#18” [Fusion Engineering and Design 196 (2023) 114021] by Hong, SeongHee, Kim, Jaemin, Shim, HeeJin, Cheon, MunSeong, Park, Sunil

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Development of double-walled bellows for ITER VUV spectrometer systems by Kim, Jaemin, An, YoungHwa, Jung, SungMin, Lee, HongKiun, Seon, Changrae, Ha, JongYun, Lee, Joon, Cheon, MunSeong

“…•Double wall bellows has been developed which will be used in VUV spectrometer for ITER diagnostics.•Bellows is designed by following the rule from ASME…”
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A comparison study on the derivation of in-structure FRS during seismic events for application of ITER upper port 18 by Shim, HeeJin, Kim, Jaemin, Cheon, MunSeong, Pak, Sunil

“…•A suitable methodology for the in-structure component to find the seismic response spectra has been provided.•The present methodology can provide the output…”
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Corrigendum to “Development of double-walled bellows for ITER VUV spectrometer systems” [Fusion Engineering and Design 207 (2024) 114643] by KIM, Jaemin, AN, YoungHwa, JUNG, SungMin, LEE, HongKiun, SEON, Changrae, HA, JongYun, LEE, Joon, CHEON, MunSeong

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Design and vibration test of first mirror mount assembly for ITER divertor VUV spectrometer by Hong, Joohwan, Seon, Changrae, Won, Min-Gu, Kim, Yoo Kwan, Kim, Boseong, Ma, Byungsu, Kim, Jaemin, Shim, HeeJin, Cheon, MunSeong

“…•A full-scale mock-up of the SiC first mirror mount assembly for the ITER divertor VUV spectrometer was designed and manufactured to validate its performance…”
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Shut-down dose rate analysis for final design of shielding tent in port interspace of ITER UP#18 by Hong, SeongHee, Kim, Jaemin, Shim, HeeJin, Cheon, MunSeong, Park, Sunil

“…•Shut-down dose rate analysis was conducted for the shielding tent design in the interspace of ITER upper port #18.•Neutronics analysis was performed using…”
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Erosion resistance test of SiC mirror sample for ITER divertor VUV spectrometer by Kim, Boseong, Chai, Kil-Byoung, Park, Jae-Sun, Seon, Changrae, An, YoungHwa, Kim, Yoo Kwan, Cheon, MunSeong, Bonnin, Xavier

“…•We studied the erosion (and deposition) effect on the SiC mirror sample caused by high-energy neutral particles for the expected environmental condition of…”
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Data acquisition and monitoring system for KSTAR VUV spectrometer systems by An, YoungHwa, Kim, Boseong, Shin, Haewon, Kim, Yeonjung, Seon, Changrae, Song, Inwoo, Cheon, MunSeong

“…•An EPICS based I&C system has been developed for the automated data acquisition and remote control of KSTAR VUV spectrometer systems.•It was successfully…”
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Calibration experiment and the neutronics analyses on the LHD neutron flux monitors for the deuterium plasma experiment by Nishitani, Takeo, Ogawa, Kunihiro, Isobe, Mitsutaka, Kawase, Hiroki, Pu, Neng, Kashchuk, Yuri, Krasilnikov, Vitaly, Jo, Jungmin, Cheon, Munseong, Tanaka, Tomoyo, Yoshihashi, Sachiko, Li, Siyuan, Osakabe, Masaki

“…•Fission chambers of the LHD neutron monitor were calibrated by using 252Cf neutron source.•Results of the calibration was simulated by MCNP6.•Detection…”
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Initial result of neutron energy spectrum reconstruction using multi-foil activation method in KSTAR by Jo, Jungmin, Cheon, MunSeong, Chung, Kyoung-Jae, Hwang, Y.S.

“…For the purpose of the fusion power measurement accuracy improvement in KSTAR, multi-foil activation method has been applied on KSTAR neutron activation system…”
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Neutronics analysis for ITER UP18 preliminary design by An, YoungHwa, Cheon, MunSeong, Pak, Sunil, Kim, Jaemin, Seon, Changrae, Choi, Jihyun, Lee, H.G.

“…The nuclear heat and the shut-down dose rate (SDDR) in the ITER upper port 18 (UP18) were estimated to provide the nuclear heat load for the structural…”
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A passive mitigation strategy of impurity deposition on the first mirrors using duct with baffles: A case study at a port of KSTAR with in-situ deposition monitoring by Kim, Boseong, Seon, Changrae, Oh, Soo-Ghee, Kim, Yu Kwon, An, Younghwa, Bang, Eunnam, Hong, Suk-Ho, Pak, Sunil, Cheon, Munseong, Lee, Hyun Gon

“…•The effect of the duct with baffles on the mirror deposition was investigated using test system installed at KSTAR tokamak.•Helium gas purging in the duct as…”
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Design of ITER divertor VUV spectrometer and prototype test at KSTAR tokamak by Seon, Changrae, Hong, Joohwan, Song, Inwoo, Jang, Juhyeok, Lee, Hyeonyong, An, Younghwa, Kim, Bosung, Jeon, Taemin, Park, Jaesun, Choe, Wonho, Lee, Hyeongon, Pak, Sunil, Cheon, MunSeong, Choi, Jihyeon, Kim, Hyeonseok, Biel, Wolfgang, Bernascolle, Philippe, Barnsley, Robin, O’Mullane, Martin

“…Design and development of the ITER divertor VUV spectrometer have been performed from the year 1998, and it is planned to be installed in the year 2027…”
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Radiation shielding design evaluation for ITER VUV edge imaging spectrometer by An, YoungHwa, Seon, Changrae, Cheon, MunSeong, Pak, Sunil, Choi, Jihyun, Lee, Hyeon Gon, Bernascolle, Philippe, Barnsley, Robin, Bertalot, Luciano, Krasilnikov, Vitaly, Simrock, Stefan

“…•The radiation shielding design for ITER VUV edge imaging spectrometer is evaluated using MCNP with a local port cell model.•The boundary neutron source from…”
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