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1.
Magnetic Field Design of a Full-Scale Prototype of the HL-LHC Beam Separation Dipole With Geometrical and Iron-Saturation Corrections / Suzuki, Kento (KEK, Tsukuba) ; Higashi, Norio (KEK, Tsukuba) ; Iida, Masahisa (KEK, Tsukuba) ; Ikeda, Hiroshi (KEK, Tsukuba) ; Ikemoto, Yukiko (KEK, Tsukuba) ; Kawamata, Hiroshi (KEK, Tsukuba) ; Kimura, Nobuhiro (KEK, Tsukuba) ; Nakamoto, Tatsushi (KEK, Tsukuba) ; Ogitsu, Toru (KEK, Tsukuba) ; Ohata, Hirokatsu (KEK, Tsukuba) et al.
High Energy Research Organization (KEK) has developed three short-scale model magnets of the beam separation dipole, MBXF, which is to be installed for the High Luminosity Large Hadron Collider, HL-LHC, in CERN. We will soon undertake production of a prototype of MBXF and its magnetic design has to be finalized before the fabrication. [...]
2020 - 6 p. - Published in : IEEE Trans. Appl. Supercond. 30 (2020) 4002706
2.
Improvement in Training Performance by Enhancing Coil Mechanical Support in the Beam Separation Dipole Model Magnet for the HL-LHC Upgrade / Sugano, Michinaka (KEK, Tsukuba) ; Suzuki, Kento (KEK, Tsukuba) ; Nakamoto, Tatsushi (KEK, Tsukuba) ; Higashi, Norio (KEK, Tsukuba) ; Iida, Masahisa (KEK, Tsukuba) ; Ikeda, Hiroshi (KEK, Tsukuba) ; Ikemoto, Yukiko (KEK, Tsukuba) ; Kawamata, Hiroshi (KEK, Tsukuba) ; Kimura, Nobuhiro (KEK, Tsukuba) ; Ogitsu, Toru (KEK, Tsukuba) et al.
Nb-Ti based large-aperture beam separation dipoles (MBXFs) will be installed on both sides of two interaction points, ATLAS and CMS, for the high-luminosity LHC upgrade. The most important requirements for MBXF is a coil aperture of 150 mm and the field integral of 35 T·m. [...]
2020 - 6 p. - Published in : IEEE Trans. Appl. Supercond. 30 (2020) 4001806
3.
Performance of the Quench Protection Heater for the HL-LHC Beam Separation Dipole / Suzuki, Kento (KEK, Tsukuba) ; Higashi, Norio (KEK, Tsukuba) ; Iida, Masahisa (KEK, Tsukuba) ; Ikeda, Hiroshi (KEK, Tsukuba) ; Ikemoto, Yukiko (KEK, Tsukuba) ; Kawamata, Hiroshi (KEK, Tsukuba) ; Kimura, Nobuhiro (KEK, Tsukuba) ; Nakamoto, Tatsushi (KEK, Tsukuba) ; Ogitsu, Toru (KEK, Tsukuba) ; Ohata, Hirokatsu (KEK, Tsukuba) et al.
In collaboration with CERN, High Energy Accelerator Research Organization (KEK) has designed and developed short-scale model magnets of the beam separation dipole, MBXF, which will be installed for the High Luminosity Large Hadron Collider, HL-LHC. A new quench protection heater for MBXF was designed and tested during the cold test of the short-scale models. [...]
2020 - 6 p. - Published in : IEEE Trans. Appl. Supercond. 30 (2020) 4701206
4.
Development of 2-m model magnet of the beam separation dipole with new iron cross section for the High-Luminosity LHC upgrade / Sugano, Michinaka (KEK, Tsukuba) ; Enomoto, Shun (KEK, Tsukuba) ; Higashi, Norio (KEK, Tsukuba) ; Iida, Masahisa (KEK, Tsukuba) ; Ikemoto, Yukiko (KEK, Tsukuba) ; Kawamata, Hiroshi (KEK, Tsukuba) ; Kimura, Nobuhiro (KEK, Tsukuba) ; Nakamoto, Tatsushi (KEK, Tsukuba) ; Ogitsu, Toru (KEK, Tsukuba) ; Ohhata, Hirokatsu (KEK, Tsukuba) et al.
Large aperture beam separation dipoles (D1 magnet) must be developed for the interaction regions in the high-luminosity large hadron collider (HL-LHC). The most important specifications of this magnet are a coil aperture of 150 mm and field integral of 35 Tm, which will be realized by Nb-Ti superconducting magnets operated at 12 kA at 1.9 K. [...]
2019 - 7 p. - Published in : IEEE Trans. Appl. Supercond. 29 (2019) 4003607
5.
Test Result of the HL-LHC Beam Separation Dipole Model Magnet With the New Iron Cross Section / Suzuki, Kento (KEK, Tsukuba) ; Enomoto, Shun (KEK, Tsukuba) ; Higashi, Norio (KEK, Tsukuba) ; Iida, Masahisa (KEK, Tsukuba) ; Ikemoto, Yukiko (KEK, Tsukuba) ; Kawamata, Hiroshi (KEK, Tsukuba) ; Kimura, Nobuhiro (KEK, Tsukuba) ; Nakamoto, Tatsushi (KEK, Tsukuba) ; Ogitsu, Toru (KEK, Tsukuba) ; Ohata, Hirokatsu (KEK, Tsukuba) et al.
We report the test results of the second short model magnet of the beam separation dipole for the High Luminosity Large Hadron Collider. The test shows that the second model has a good training performance and is capable of operating at the ultimate current that corresponds to 108% of the nominal one. [...]
2019 - 5 p. - Published in : IEEE Trans. Appl. Supercond. 29 (2019) 4000905
6.
Field Measurement to Evaluate Iron Saturation and Coil End Effects in a Modified Model Magnet of Beam Separation Dipole for the HL-LHC Upgrade / Enomoto, Shun (KEK, Tsukuba) ; Sugano, Michinaka (KEK, Tsukuba) ; Nakamoto, Tatsushi (KEK, Tsukuba) ; Suzuki, Kento (KEK, Tsukuba) ; Okada, Naoki (KEK, Tsukuba) ; Kawamata, Hiroshi (KEK, Tsukuba) ; Sasaki, Ken-ichi (KEK, Tsukuba) ; Ikemoto, Yukiko (KEK, Tsukuba) ; Tanaka, Kenichi (KEK, Tsukuba) ; Ohhata, Hirokatsu (KEK, Tsukuba) et al.
A beam separation dipole magnet for the high luminosity large hadron collider upgrade is developed. The development of the 2-m-long model magnet (MBXFS1) was initiated so as to evaluate the design and performance of the beam separation dipole magnet. [...]
2018 - 5 p. - Published in : IEEE Trans. Appl. Supercond. 28 (2018) 4004505
In : 25th International Conference on Magnet Technology, Amsterdam, The Netherlands, 27 Aug - 1 Sep 2017, pp.4004505
7.
Fabrication and Test Results of the First 2 m Model Magnet of Beam Separation Dipole for the HL-LHC Upgrade / Sugano, Michinaka (KEK, Tsukuba) ; Nakamoto, Tatsushi (KEK, Tsukuba) ; Enomoto, Shun (KEK, Tsukuba) ; Kawamata, Hiroshi (KEK, Tsukuba) ; Okada, Naoki (KEK, Tsukuba) ; Okada, Ryutaro (KEK, Tsukuba) ; Sasaki, Ken-ichi (KEK, Tsukuba) ; Ogitsu, Toru (KEK, Tsukuba) ; Kimura, Nobuhiro (KEK, Tsukuba) ; Tanaka, Kenichi (KEK, Tsukuba) et al.
The large aperture superconducting beam separation dipole (D1) must be developed as part of the high luminosity upgrade of the Large Hadron Collider (HL-LHC) at CERN. The most important specifications of the D1 are a coil aperture of 150 mm and field integral of 35 T·m at 12.0 kA and 1.9 K. [...]
2017 - 9 p. - Published in : IEEE Trans. Appl. Supercond. 27 (2017) 4002409
In : Applied Superconductivity Conference, Denver, CO, USA, 4 - 9 Sep 2016, pp.4002409
8.
Quench Protection Heater Study With the 2-m Model Magnet of Beam Separation Dipole for the HL-LHC Upgrade / Suzuki, Kento ; Enomoto, Shun ; Higashi, Norio ; Iida, Masahisa ; Ikemoto, Yukiko ; Kawamata, Hiroshi ; Kimura, Nobuhiro ; Nakamoto, Tatsushi ; Ogitsu, Toru ; Ohata, H et al.
The beam separation dipole magnet (D1), which is being operated in the large hadron collider (LHC), has to be replaced in accordance with upgrade to the high-luminosity LHC. The new D1 will be equipped with several circuits of heaters by which most of the stored energy is dissipated in the whole of the magnet during its quench, thereby avoiding localization of hot spots. [...]
2018 - 5 p. - Published in : IEEE Trans. Appl. Supercond. 28 (2018) 4002505
9.
Magnetic Field Measurement of 2-m-Long Model of Beam Separation Dipole for the HL-LHC Upgrade / Enomoto, Shun (KEK, Tsukuba) ; Sugano, Michinaka (KEK, Tsukuba) ; Nakamoto, Tatsushi (KEK, Tsukuba) ; Okada, Naoki (KEK, Tsukuba) ; Kawamata, Hiroshi (KEK, Tsukuba) ; Sasaki, Ken-ichi (KEK, Tsukuba) ; Tanaka, Kenichi (KEK, Tsukuba) ; Ohhata, Hirokatsu (KEK, Tsukuba) ; Iida, Masahisa (KEK, Tsukuba) ; Okada, Ryutaro (KEK, Tsukuba) et al.
Abstract: KEK has been developing a beam separation dipole magnet for the high luminosity large hadron collider upgrade. The magnet has a coil aperture of 150 mm and uses NbTi superconducting cable. [...]
2017 - 5 p. - Published in : IEEE Trans. Appl. Supercond. 27 (2017) 0600705
In : Applied Superconductivity Conference, Denver, CO, USA, 4 - 9 Sep 2016, pp.0600705

似た著者名:
26 Kawamata, H
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