- Hokuto YAMADA, Nozomu NANATO, Keisuke SHIRAI, Tetsuhiro OBANA
Study on an Air-core High Temperature Superconducting Transformer for a Large Current Supply
The 29th International Toki Conference on Plasma and Fusion Research, Poster-1-F4-1, October 27-30, 2020, Toki, Japan
- Aoto YAMAGUCHI, Nozomu NANATO, Tetsuhiro OBANA
Identification of Normal Transition in a Bundle HTS Cable Used for an HTS Transformer
The 29th International Toki Conference on Plasma and Fusion Research, Poster-1-F4-2, October 27-30, 2020, Toki, Japan
- Tetsuhiro OBANA, Nozomu NANATO
Modeling of stacked single-layer coils wound with Bi2223 tapes using a lumped constant circuit
The 29th International Toki Conference on Plasma and Fusion Research, Poster-1-F4-4, October 27-30, 2020, Toki, Japan
- Takahito Yamanishi, Nozomu Nanato, Masaya Okamoto
Development of a High Temperature Superconducting Transformer for a 1 kA - 1 kHz Class Compact Power Supply
32nd International Symposium on Superconductivity, December 3 - 5, 2019, Kyoto, Japan
- Shota Tenkumo, Nozomu Nanato, Koki Matsuda
Basic Study for an Air-core Hybrid Bi2223 High Temperature Superconducting Transformer for a Compact Current Source and its Protection System for Normal Transitions
32nd International Symposium on Superconductivity, December 3 - 5, 2019, Kyoto, Japan
- Takafumi Adachi, Nozomu Nanato, Takahito Yamanishi
Structural Study on a Single-phase Bi2223 High Temperature Superconducting Transformer for a 1 kHz-1 kA Class Power Supply
31st International Symposium on Superconductivity, December 12 - 14, 2018, Tsukuba, Japan
- Mikishi Kondo, Nozomu Nanato, Hokuto Yamada
Design of an Air-core Bi2223 High Temperature Superconducting Transformer with Pancake Structure for a Large AC Current Supply and its Protection System for Normal Transitions
31st International Symposium on Superconductivity, December 12 - 14, 2018, Tsukuba, Japan
- Hiroki Aoyama, Nozomu Nanato
Early Detection of Normal Transitions in a High Temperature Superconducting Transformer Wound with a Plurality of HTS Tapes Using the Active Power Method
31st International Symposium on Superconductivity, December 12 - 14, 2018, Tsukuba, Japan
- Yuhi Tanaka, Nozomu Nanato, Mikishi Kondo, Takahiro Niwase
Study on Configuration of a Single-phase Air-core Bi2223 High Temperature Superconducting Transformer for a Large AC Current Supply
30th International Symposium on Superconductivity, December 13 - 15, 2017, Tokyo, Japan
- Takaaki Ono, Takahumi Adachi, Takahito Yamanishi, Nozomu Nanato
Protection System for Normal Transitions in a Single-phase Bi2223 Full Superconducting Transformer by the Active Power Method under Flowing Various Frequency Current
30th International Symposium on Superconductivity, December 13 - 15, 2017, Tokyo, Japan
- Hironobu Kumagai, Nozomu Nanato
High Resolution Location of Normal Transitions in A High Temperature Superconducting Coil by Capacitor Type Voltage Terminals
30th International Symposium on Superconductivity, December 13 - 15, 2017, Tokyo, Japan
- Shinichi Tanaka, Shota Tenkumo, Nozomu Nanato
Study on a Magnetic Flux Detection Coil for Detection of Normal Transitions in a Hybrid Single-phase Bi2223 Superconducting Transformer by the Active Power Method
30th International Symposium on Superconductivity, December 13 - 15, 2017, Tokyo, Japan
- Ryo Kadowaki, Nozomu Nanato
Detection Method of Normal transitions in a High Temperature Superconducting Coil wound with a plurality of YBCO superconductors by the Active Power Method and H-coils
29th International Symposium on Superconductivity, November 13 - 15, 2016, Tokyo, Japan
- Kohei Okura, Nozomu Nanato, Yasunobu Kumagai, Hiroki Aoyama
Locating of Normal Transitions in A Bi2223 High Temperature Superconducting Coil by Using Capacitor Type Voltage Terminals and the Active Power Method
29th International Symposium on Superconductivity, November 13 - 15, 2016, Tokyo, Japan
- Shingo Nakamura, Nozomu Nanato, Shinichi Tanaka
Detection of Normal Transitions in a Hybrid Single-phase Bi2223 High Temperature Superconducting Transformer by using the Active Power Method and a Magnetic Flux Detection Coil
29th International Symposium on Superconductivity, November 13 - 15, 2016, Tokyo, Japan
- Noriyuki Koide, Nozomu Nanato, Takaaki Ono, Takafumi Adachi
Protection System for Normal Transitions in a Single-phase 1 kA Class Bi2223 High Temperature Superconducting Transformer by Using the Active Power Method
29th International Symposium on Superconductivity, November 13 - 15, 2016, Tokyo, Japan
- Noriyuki Kishi, Nozomu Nanato, Yuhi Tanaka, Mikishi Kondo
Development of A large AC Current Supply with A Single-phase Air-core Bi2223 High Temperature Superconducting Transformer
29th International Symposium on Superconductivity, November 13 - 15, 2016, Tokyo, Japan
- N. Nanato, K. Nishiyama, S. Hesaka, K. Okura
Locating of Normal Transitions in a High Temperature Superconducting Coil by Non-Destructive Voltage Detection Method
27th International Symposium on Superconductivity, November 25 - 27, 2014, Tokyo, Japan
- N. Nanato, Y. Kobayashi, N. Koide, S. Nakamura, N. Kishi
Detection and Protection System for Normal Transitions in a Single-phase High Temperature Superconducting Transformer by Using the Active Power Method
27th International Symposium on Superconductivity, November 25 - 27, 2014, Tokyo, Japan
- K. Nishiyama, N. Nanato
Non-destructive detection of normal transitions in high temperature superconducting coils
26th International Symposium on Superconductivity, November 18 - 20, 2013, Tokyo, Japan
- Y. Kobayashi, N. Nanato
Quench detection and protection for high temperature superconducting transformer by using the active power method
26th International Symposium on Superconductivity, November 18 - 20, 2013, Tokyo, Japan
- N. Takemoto, N. Nanato
Time-frequency analyses of AE signals in YBCO superconductors
26th International Symposium on Superconductivity, November 18 - 20, 2013, Tokyo, Japan
- N. Nanato, S. Murase, G. Nishijima, K. Tamakawa, M. Amaya
Quench detection/protection of cryocooled NbTi superconducting magnets by using active power method
24th International Symposium on Superconductivity, October 24 - 26, 2011, Tokyo, Japan
- W. Asai, N. Nanato, S. Murase
Study on criterion for quench detection/protection of superconducting magnet based on active power method
24th International Symposium on Superconductivity, October 24 - 26, 2011, Tokyo, Japan
- T. Otsuka, S. Hesaka, N. Nanato, S. Murase
Development of quench detection/protection system based on active power method for superconducting magnet by using capacitor circuit
24th International Symposium on Superconductivity, October 24 - 26, 2011, Tokyo, Japan
- D. Aoki, Y. Nakagawa, N. Nanato, S. Murase
Detection and frequency analysis of AE signals in HTS coil by using time-frequency visualization method
24th International Symposium on Superconductivity, October 24 - 26, 2011, Tokyo, Japan
- M. Yoneda, N. Nanato, D. Aoki, T. Kato, S. Murase
Detection of local temperature rise in HTS coil by AE signals
23rd International Symposium on Superconductivity, November 1 - 3, 2010, Tsukuba, Japan
- T. Inoue, K. Sasaki, N. Nanato, S. Murase
Quench protection system for two-layer superconducting coils by an active power method
22nd International Symposium on Superconductivity, November 2 - 4, 2009, Tsukuba, Japan
- Kim SeokBeom, Sano Hayato, Joo Jin-Hong, Nanato Nozomu, Murase Satoru, Kim Ho Min, Kwon Young-Kil
Development of Quench Detection/Protection System for HTS coils with Electronic Workbench Adopting Active Power Method
21st International Conference on Magnet Technology (MT-21), October 18-23, 2009, Hefei, China
- N. Nanato
Detection of temperature rise in YBCO coil by time-frequency visualization of AE signals
21st International Symposium on Superconductivity, October 27 - 29, 2008, Tsukuba, Japan
- H. Kuwashima, N. Nanato, S.B.Kim, S. Murase, Y. Yamada, A. Nitta, K. Tachikawa, G. Nishijima, K. Watanabe
Magnetic-field and temperature dependencies of flux pinning for SiC-doped MgB2 tape with hot pressing
21st International Symposium on Superconductivity, October 27 - 29, 2008, Tsukuba, Japan
- S. Murase, M. Shimoyama, N. Nanato, S.B. Kim, G. Nishijima, K. Watanabe, A. Kikuchi, N. Banno, T. Takeuchi
Quench and Normal Zone Propagation Characteristics of RHQT-processed Nb3Al Wires under Cryocooler-Cooling Condition
Applied Superconductivity Conference 2008, August 17 - 22, 2008, Chicago, Illinois USA
- N. Nanato
Quench Protection System based on an Active Power Method for the Magnetically Coupled Superconducting Coils
International Conference on Electrical Engineering 2008, July 6 - 10, 2008, Okinawa, Japan
- S.B. Kim, K. Takeuchi, J.H. Joo, N. Nanato, S. Murase,K.C. Seong, H.J. Kim
Development of a quench protection system for HTS coils by active power method with electronics workbench
20th International Conference on Magnet Technology, August 27 - 31, 2007, Philadelphia, Pennsylvania USA
- S. Murase, H. Kuwashima, N. Nanato, S.B. Kim,Y. Yamada, A. Nitta, K. Tachikawa
Jc anisotropy and pinning behaviors of the in-situ MgB2 wires with/without SiC addition
20th International Conference on Magnet Technology, August 27 - 31, 2007, Philadelphia, Pennsylvania USA
- Y. Tsumiyama, N. Nanato, S.B. Kim, S. Murase, K.-C. Seong, H.-J. Kim
Development of quench protection system for HTS coils by active power method
19th International Symposium on Superconductivity, October 30-November 1, 2006, Nagoya Congress Center, Nagoya, Japan
- T. Ohzawa, N. Nanato, S.B. Kim, S. Murase, A. Nitta, K. Tachikawa, Y. Yamada
The self-field loss on AC transport current for In-situ PIT processed MgB2 superconducting tapes with carbides addition and the carbon steel sheath
19th International Symposium on Superconductivity, October 30-November 1, 2006, Nagoya Congress Center, Nagoya, Japan
- S.B. Kim, N. Nanato, Y. Tsumiyama, S. Murase, H.J. Kim, K.C. Seong
Design of quench detection and protection system for HTS SMES test coil by active power method
Applied Superconductivity Conference 2006, August 27-September 1, 2006, Washington State Convention and Trade Center, Seattle, Washington, USA
- S.B. Kim, T. Inoue, A. Shimizu, J.H. Joo, N. Nanato, S. Murase
The magnetic field characteristics on 3-D HTS actuator with various shaped electromagnets
Applied Superconductivity Conference 2006, August 27-September 1, 2006, Washington State Convention and Trade Center, Seattle, Washington, USA
- S.B. Kim, J. Watanabe, N. Nanato, S. Murase, O.B. Hyun
Transport properties of resistive fault current limiters by two-axis hall probe method
Applied Superconductivity Conference 2006, August 27-September 1, 2006, Washington State Convention and Trade Center, Seattle, Washington, USA
- S. Murase, K. Kiyama, N. Nanato, S.B. Kim, H. Oguro, G. Nishijima, S. Awaji, K. Watanabe, M. Wake
Three-directional FEM analysis of pre-bending effects for Nb3Sn composite wires
Applied Superconductivity Conference 2006, August 27-September 1, 2006, Washington State Convention and Trade Center, Seattle, Washington, USA
- T. Inoue, A. Shimizu, N. Nanato, S.B. Kim, S. Murase
Effect of the shapes of HTS bulks and electromagnets on 3-D superconducting actuator
18th International Symposium on Superconductivity, October 24-26, 2005, Tsukuba International Congress Center, Tsukuba, Japan
- J. Watanabe, N. Nanato, S.B. Kim, S. Murase, O.B. Hyun
Current density distributions of the meander type resistive fault current limiters
18th International Symposium on Superconductivity, October 24-26, 2005, Tsukuba International Congress Center, Tsukuba, Japan
- S. Murase, M. Iino, S.B. Kim, N. Nanato, Y. Yamada, K. Tachikawa
Self-field Loss in AC Transport Current for Ni-sheathed MgB2 Superconducting Tapes
19th International Conference on Magnet Technology, September 18-23, 2005, Magazzini del Cotone, Genova, Italy
- A. Shimizu, T. Inoue, N. Nanato, S.B. Kim, S.Murase
3-D Motion Characteristics of Superconducting Actuator with YBCO bulk and Two-Dimentional Arranged Multiple Electromagnets
7th European Conference on Applied Superconductivity, September 11-15, 2005, Vienna University of Technology, Vienna, Austria
- S. Murase, K. Kiyama, N. Nanato, S.B. Kim
Effect of thermal hysteresis on residual strain of Cu stabilizer for Cu/Nb3Sn composite conductors
3rd Workshop on Mechano-Electromagnetic Property of Composite Superconductors (MEM05), July 17-20, 2005
Kyoto University Clock Tower Centennial Hall, Kyoto, Japan
- K. Watanabe, T. Mitsuhashi, N. Nanato, S.B. Kim, S. Murase, G. Nishijima, K. Watanabe, K. Miyoshi
Effects of Cu Stabilizer Configuration on Thermal Stability of Nb3Sn Composite Superconductors under Cryocooling Condition
Applied Superconductivity Conference 2004, October 3-8, 2004, Adams Mark Hotel, Jacksonville Florida, USA
- N. Nanato, S. Murase and K. Nakamura
Electric Quench Detection Method based on Measuring Active Power
6th European Conference on Applied Superconductivity, September 14-18, 2003, Sorrento Palace Hotel, Sorrento Napoli, Italy
- Yasuaki Nakaya, Nozomu Nanato and Koichi Nakamura
Frequency and Amplitude Dependence of Quench Current of Bi-2223/Ag HTS Coil
5th European Conference on Applied Superconductivity, August 26-30, 2001, Technical University of Denmark, Lyngby, Copenhagen, Denmark
- Nozomu Nanato and Koichi Nakamura
Location of Quench Initiation Point of Bi-2223/Ag HTS Tape
5th European Conference on Applied Superconductivity, August 26-30, 2001, Technical University of Denmark, Lyngby, Copenhagen, Denmark
- Nozomu Nanato, Masahiro Yanagisita and Koichi Nakamura
Quench Detection of Bi-2223 HTS Coil by Partial Active Power Detecting Method
Applied Superconductivity Conference 2000, September 17-22, 2000, Virginia Beach, Virginia, USA
- Masahiro Yanagishita, Nozomu Nanato, Masatake Kawada, Hiroyuki Ukai, Koichi Nakamura and Naoki Hirano
Digital Real-time Quench Detection of Superconducting Coil by Partial Active Power Detection Method
International Conference on Signal Processing Applications and Technology 1999, November 1-4, 1999, Orland, Florida, USA
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