Takashi Ashida - My portal

Profile Information

Affiliation: Japan Atomic Energy Agency

J-GLOBAL ID: 202101003055511678
researchmap Member ID: R000017502

Research Areas

Energy / Nuclear engineering /

Papers

Sodium-cooled Fast Reactors

Ohshima Hiroyuki, Morishita Masaki*, Aizawa Kosuke, Ando Masanori, Ashida Takashi, Chikazawa Yoshitaka, Doda Norihiro, Enuma Yasuhiro, Ezure Toshiki, Fukano Yoshitaka …

Sodium-cooled Fast Reactors; JSME Series in Thermal and Nuclear Power Generation, Vol.3, 631, Jul, 2022 Peer-reviewed
Development of inspection and repair techniques in reactor vessel of experimental fast reactor "Joyo"; Retrieval of the bent test subassembly

Ashida Takashi, Ito Hideaki, Miyamoto Kazuyuki*, Nakamura Toshiyuki, Koga Kazuhiro*, Ohara Norikazu*, Ino Hiroichi*

Nihon Genshiryoku Gakkai Wabun Rombunshi, 15(4) 210-222, Dec, 2016 Peer-reviewed
Upgrade of cooling system heat removal capacity of the experimental fast reactor JOYO

Sumino Kozo, Isozaki Kazunori, Ashida Takashi

Nuclear Technology, 150(1) 56-66, Apr, 2005 Peer-reviewed

Misc.

Inspection and repair techniques in reactor vessel of the experimental fast reactor JOYO; Development of devices for retrieving bent MARICO-2 subassembly and completion of retrieval work

Ashida Takashi, Nakamura Toshiyuki*, Ito Hideaki

JAEA-Technology 2017-024, 198, Nov, 2017
Experimental fast reactor "JOYO" retrieval for the bent MARICO-2 test subassembly using remote control devices

Koga Kazuhiro*, Ohara Norikazu*, Ino Hiroichi*, Kondo Katsumi*, Ito Hideaki, Ashida Takashi, Nakamura Toshiyuki

FAPIG, (190) 3-8, Jul, 2015
Inspection and repair techniques in reactor vessel of the experimental fast reactor JOYO; Investigation and design for retrieval device of bent MARICO-2 test subassembly

Ashida Takashi, Miyamoto Kazuyuki, Okazaki Yoshihiro*, Ito Hideaki

JAEA-Technology 2012-047, 106, Jun, 2013
Current status of restoration work for obstacle and upper core structure in reactor vessel of experimental fast reactor "Joyo"

Ito Hideaki, Ashida Takashi, Takamatsu Misao

UTNL-R-0483, 6\_1-6\_10, Mar, 2013
Restoration work for obstacle and upper core structure in reactor vessel of experimental fast reactor "Joyo", 2

Takamatsu Misao, Ashida Takashi, Kobayashi Tetsuhiko, Kawahara Hirotaka, Ito Hideaki, Nagai Akinori

Proceedings of International Conference on Fast Reactors and Related Fuel Cycles; Safe Technologies and Sustainable Scenarios (FR-13) (USB Flash Drive), 10, Mar, 2013
Measurement and analysis of in-vessel component activation and gamma dose rate distribution in Joyo

Ito Hideaki, Maeda Shigetaka, Naito Hiroyuki, Akiyama Yoichi, Miyamoto Kazuyuki, Ashida Takashi, Noguchi Koichi, Ito Chikara, Aoyama Takafumi

JAEA-Technology 2010-049, (2010-049) 129, Mar, 2011
Experience of primary cooling system modification to increase heat removal capability in the experimental fast reactor JOYO

Ito Chikara, Isozaki Kazunori, Ashida Takashi, Sumino Kozo, Kawahara Hirotaka

IAEA-TECDOC-1633 (Internet), 45-56, Nov, 2009
In-vessel visual inspection of experimental fast reactor Joyo

Itagaki Wataru, Sekine Takashi, Imaizumi Kazuyuki, Maeda Shigetaka, Ashida Takashi, Takamatsu Misao, Nagai Akinori, Maeda Yukimoto

Proceedings of 1st International Conference on Advancements in Nuclear Instrumentation, Measurement Methods and their Applications (ANIMMA 2009) (USB Flash Drive), 7, Jun, 2009
Design and renovation of heat transport system in the experimental fast reactor JOYO

Sumino Kozo, Ashida Takashi, Kawahara Hirotaka, Ichige Satoshi, Isozaki Kazunori, Nakai Satoru

Proceedings of Operating Nuclear Facility Safety(2004ONFS),p204-216, 204-216, Nov, 2004
JOYO MK-III Heat Transport System Renovation Operation; Primary Heat Transport Mechanical System (IHXs (Intermediate Heat Exchangers))

Oshima Jun, Ashida Takashi, Isozaki Kazunori, Sumino Kozo, Yamaguchi Akira, Sakaba Hideo, Ozawa Kenji, Tomita Naoki

JNC TN9410 2004-011, 279, Apr, 2004
MK-III Modification work of heat transport system in JOYO; Dismantling and sodium cleaning of secondary cooling system components

Ishii Takayuki, Isozaki Kazunori, Ashida Takashi, Minakawa Satoru, Terakado Tsuguo, Nogami Hiroshi*, Kakurai Katsuhiko*, Ueda Soji*, Kawahara Hirotaka, Ichige Satoshi …

JNC TN9410 2002-013, 86, Nov, 2002
JOYO MK-III Modification work on heat transport system; Work plan and plant control

Isozaki Kazunori, Oshima Jun, Ashida Takashi, Saito Takakazu, Sumino Kozo

JNC TN9410 2002-007, 142, Jul, 2002
MK-III Heat transport system modification work in JOYO; Installatlon of radioactive waste material storage facility for old IHXs

Ashida Takashi, *, *, *, Isozaki Kazunori

JNC TN9450 2002-003, 52, May, 2002

Presentations

Technology succession through assembling the dummy fuel assembly at the Irradiation Rig Assembling Facility (IRAF)

Itagaki Wataru, Noguchi Koichi, Endo Norio, Nakamura Toshiyuki, Ashida Takashi, Saito Takakazu, Someya Hiroyuki*, Tomine Hiroshi*, Kato Jun*, Gunji Masakatsu*

平成28年度弥生研究会「研究炉等の運転・管理及び改良に関する研究会」
Development of repair techniques in the reactor vessel of the experimental fast reactor Joyo; Summary of Joyo restoration works

Ashida Takashi, Takamatsu Misao, Ito Hideaki, Okawa Toshikatsu, Yoshihara Shizuya

日本保全学会第12回学術講演会
Development of repair techniques in the reactor vessel of the experimental fast reactor Joyo; MARICO-2 S/A retrieving

Kaito Yasuaki, Ashida Takashi, Imaizumi Kazuyuki, Izawa Osamu, Naito Hiroyuki

日本保全学会第12回学術講演会
Current status of restoration work for obstacle and upper core structure in reactor vessel of experimental fast reactor "Joyo", 3; Retrieval works for the bent MARICO-2 test subassembly using remote control device

Ashida Takashi, Ito Hideaki

平成26年度弥生研究会「研究炉等の運転・管理及び改良に関する研究会」
Inspection and repair techniques in reactor vessel of sodium cooled fast reactor, 9-4; Retrieval works for the bent MARICO-2 test subassembly using remote control device

Ashida Takashi, Sakata Hideaki, Miyamoto Kazuyuki, Nakamura Toshiyuki, Ito Hideaki, Tobita Koichi, Koga Kazuhiro*, Ohara Norikazu*, Ino Hiroichi*

日本原子力学会2015年春の年会
Current status of restoration work for obstacle and upper core structure in reactor vessel of experimental fast reactor "Joyo", 2, 1; MARICO-2 subassembly retrieval work

Naito Hiroyuki, Ashida Takashi, Ito Hideaki

平成25年度弥生研究会「研究炉等の運転・管理及び改良に関する研究会」
Restoration for damaged components in reactor vessel of the experimental fast reactor Joyo

Okuda Eiji, Ito Chikara, Takamatsu Misao, Ashida Takashi, Ito Hideaki, Nagai Akinori

2013 ANS Winter Meeting and Nuclear Technology Expo
Inspection and repair techniques in reactor vessel of sodium cooled fast reactor, 8-4; Search plan and development of retrieval techniques for loose parts in the experimental fast reactor Joyo, 2

Ashida Takashi, Miyamoto Kazuyuki, Sakata Hideaki, Ito Hideaki

日本原子力学会2013年秋の大会
Inspection and repair techniques in reactor vessel of sodium cooled fast reactor, 8-1; Current status of in-vessel observation and repair techniques in Joyo

Takamatsu Misao, Ashida Takashi, Kawahara Hirotaka, Ito Hideaki, Nagai Akinori

日本原子力学会2013年秋の大会
Recovery of damaged components in reactor vessel of the experimental fast reactor Joyo

Aoyama Takafumi, Ashida Takashi, Ito Hideaki, Kitamura Ryoichi

American Nuclear Society 2012 Annual Meeting; Embedded Topical Meeting on Nuclear Fuels and Structural Materials for the Next Generation Nuclear Reactors (NSFM 2012)
Inspection and repair techniques in reactor vessel of sodium cooled fast reactor, 7-2; Search plan and development of retrieval techniques for loose parts in the experimental fast reactor Joyo

Ashida Takashi, Ito Hideaki, Nagai Akinori, Kitamura Ryoichi, Okazaki Yoshihiro*

日本原子力学会2012年春の年会
Inspection and repair techniques in reactor vessel of sodium cooled fast reactor, 5-2; Retrieval the bent irradiation test subassembly using remote control device, 3

Kaito Yasuaki, Ashida Takashi, Miyamoto Kazuyuki, Ito Hideaki

日本原子力学会2011年春の年会
Technological development of bent test subassembly retrieval device in the experimental fast reactor Joyo

Ashida Takashi, Okazaki Yoshihiro, Miyamoto Kazuyuki, Noguchi Koichi, Ito Hideaki

平成21年度弥生研究会「研究炉等の運転・管理及び改良に関する研究会」
Inspection and repair techniques in reactor vessel of sodium cooled fast reactor, 4-3; Retrieval the bent irradiation test subassembly using remote control device, 2

Ashida Takashi, Kaito Yasuaki, Miyamoto Kazuyuki, Noguchi Koichi, Ito Hideaki

日本原子力学会2010年春の年会
Restoration work for obstacle and upper core structure in reactor vessel of experimental fast reactor Joyo

Sekine Takashi, Ashida Takashi, Imaizumi Kazuyuki, Takamatsu Misao, Nagai Akinori, Maeda Yukimoto

International Conference on Fast Reactors and Related Fuel Cycles (FR 2009)
Inspection and repair techniques in reactor vessel of sodium cooled fast reactor, 3-1; Replacement of the upper core structure

Ashida Takashi, Takamatsu Misao, Kawahara Hirotaka, Maeda Shigetaka, Maeda Yukimoto, Hara Masahide*, Kato Jungo*

日本原子力学会2009年秋の大会
Inspection and repair techniques in reactor vessel of sodium cooled fast reactor, 3-2; Retrieval the bent irradiation test subassembly using remote control device

Okazaki Yoshihiro, Ashida Takashi, Miyamoto Kazuyuki, Kaito Yasuaki, Ito Hideaki

日本原子力学会2009年秋の大会
Inspection and repair techniques in reactor vessel of sodium cooled fast reactor, 2-1; $\gamma$ dose rate and temperature distribution measurement in the experimental fast reactor Joyo

Ito Hideaki, Maeda Shigetaka, Ito Chikara, Ashida Takashi

日本原子力学会2008年秋の大会
Inspection and repair techniques in reactor vessel of sodium cooled fast reactor, 5; Visual inspection and obstacle removal method in reactor vessel of the experimental fast reactor Joyo

Ito Hideaki, Nagai Akinori, Tobita Shigeharu, Ashida Takashi, Kaito Yasuaki, Katagiri Genichi*, Kodama Takemitsu*, Yoshimura Tetsuji*

日本原子力学会2008年春の年会

Industrial Property Rights

5768275 残留ナトリウムの機械的除去装置

高松操, 芦田貴志, 今岡健悟*, 長谷川修*, 坂尾龍太*
H04-195502 位置決め位置の検出方法

芦田貴志, 近藤等士, 長井秋則, 砂押博, not registered