Journal

2024

  1. Gas-species dependence of permeation flow in solid oxide fuel cell porous anodes fabricated with pore formers
    Kohei Yamazaki, Masashi Kishimoto, Hiroshi Iwai
    Jounal of Thermal Science and Technology 19(2024) 23-00492. Link

2023

  1. Conditional generative adversarial network for generation of three-dimensional porous structure of solid oxide fuel cell anodes with controlled volume fractions
    Masashi Kishimoto, Yodai Matsui, Hiroshi Iwai
    Journal of Power Sources 580 (2023) 233411. Link
  2. Temperature-controlled microextrusion printing for mesoscale interfacial designing in solid oxide fuel cells
    Cheng Ding, Haewon Seo, Masashi Kishimoto, Hiroshi Iwai
    Fuel Cells 23(3) 264-272. Link

2022

  1. Effect fo total pressure difference on counter transport of gases with different molecular weights through solid oxide fuel cell anode
    Kento Sengoku, Masashi Kishimoto, Kohei Yamazaki, Hiroshi Iwai
    Journal of Power Sources 542 (2022) 231811. Link
  2. Grid-shape electrical circuit assembled with resistance temperature detectors for multipoint temperature measurement of solid oxide fuel cells
    Runze Mao, Masashi Kishimoto, Shinichi Sugihara, Kennsei Kakuda, Hiroshi Iwai
    Journal of Power Sources 530 (2022) 231293. Link

2021

  1. Multipoint temperature measurement using serially connected resistor–capacitor parallel circuits by impedance spectroscopy
    Runze Mao, Masashi Kishimoto, Hiroshi Iwai
    Sensors and Actuators A: Physical 331 (2021) 113051. Link
  2. Asymmetric behavior of solid oxide cells between fuel cell and electrolyzer operations
    Masashi Kishimoto, Yuya Tanimura, Haewon Seo, Hiroshi Iwai, Hideo Yoshida
    International Journal of Hydrogen Energy (2021) accepted (in press). Link
  3. Mechanism of improved electrochemical performance of anode-supported solid oxide fuel cells by mesostructural modification of electrode–electrolyte interface
    Haewon Seo, Masashi Kishimoto, Taishi Nakagawa, Hiroshi Iwai, Hideo Yoshida
    Journal of Power Sources 506 (2021) 230107. Link
  4. Measurement of transient temperature distribution behavior of a planar solid oxide fuel cell: Effect of instantaneous switching of power generation and direct internal reforming
    Shinichi Sugihara, Hiroshi Iwai
    Journal of Power Sources 482 (2021) 229070. Link
  5. Prediction of electrochemical characteristics of practical-size solid oxide fuel cells based on database of unit cell performance
    Masashi Kishimoto, Shohei Kishida, Haewon Seo, Hiroshi Iwai, Hideo Yoshida
    Applied Energy 283 (2021) 116305. Link

2020

  1. Experimental investigation of temperature distribution of planar solid oxide fuel cell: Effects of gas flow, power generation, and direct internal reforming
    Shinichi Sugihara, Hiroshi Iwai
    International Journal of Hydrogen Energy 45 (46) (2020) 25227-25239. Link
  2. Improvement in the Electrochemical Performance of Anode‐supported Solid Oxide Fuel Cells by Meso- and Nanoscale Structural Modifications
    Haewon Seo, Masashi Kishimoto, Changsheng Ding, Hiroshi Iwai, Hideo Yoshida
    Fuel Cells 20 (2020) 570-579. Link
  3. A Microstructrue-Oriented Mathematical Model of a Direct Internal Reforming Solid Oxide Fuel Cell
    Grzegorz Brus, Piotr F. Raczkowski, Masashi Kishimoto, Hiroshi Iwai, Janusz S. Szmyd
    Energy Conversion and Management 213 (2020) 112826. Link
  4. Direct Reforming of Methane-Ammonia Mixed Fuel on Ni-YSZ Anode of Solid Oxide Fuel Cells
    Katsuyuki Teramoto, Hiroshi Iwai, Masashi Kishimoto, Tomohisa Kawaguchi, Masashi Takemoto, Motohiro Saito, Hideo Yoshida
    International Journal of Hydrogen Energy 45 (2020) 8965-8974. Link
  5. Microextrusion printing for increasing electrode–electrolyte interface in anode-supported solid oxide fuel cells
    Haewon Seo, Hiroshi Iwai, Masashi Kishimoto, Changsheng Ding, Motohiro Saito, Hideo Yoshida
    Journal of Power Sources 450 (2020) 227682. Link

(ここより下は航空宇宙工学専攻　熱工学研究室における成果）

  1. Development of 1 kW-class Ammonia-fueled Solid Oxide Fuel Cell Stack
    M. Kishimoto, H. Muroyama, S. Suzuki, M. Saito, T. Koide, Y. Takahashi, T. Horiuchi, H. Yamasaki, S. Matsumoto, H. Kubo, N. Takahashi, A. Okabe, S. Ueguchi, M. Jun, A. Tateno, T. Matsuo, T. Matsui, H. Iwai, H. Yoshida, K. Eguchi
    Fuel Cells 20(1) 80-88. Link

2019

  1. Consideration of boundary conditions of porous catalyst in numerical simulation with elementary reaction scheme of catalytic combustion
    Motohiro Saito
    International Journal of Hydrogen Energy 44 (2019) 16297-16304. Link
  2. Physicochemical impedance modeling of solid oxide fuel cell anode as an alternative tool for equivalent circuit fitting
    Masashi Kishimoto, Hironori Onaka, Hiroshi Iwai, Motohiro Saito, Hideo Yoshida
    Journal of Power Sources 431 (2019) 153-161. Link
  3. Implementation of multi-component dusty-gas model for species transport in quasi-three-dimensional numerical analysis of solid oxide fuel cell. Part II: direct ammonia fuel
    Wee Choon Tan, Hiroshi Iwai, Masashi Kishimoto, Hideo Yoshida
    IOP Conference Series: Materials Science and Engineering, 670 (2019) 012022. Link
  4. Implementation of multi-component dusty-gas model for species transport in quasi-three-dimensional numerical analysis of solid oxide fuel cell. Part I: hydrogen fuel
    Wee Choon Tan, Hiroshi Iwai, Masashi Kishimoto, Hideo Yoshida
    IOP Conference Series: Materials Science and Engineering, 670 (2019) 012021. Link
  5. 航空機の空調システム設計（第3報：高圧除湿機構の着氷解析）
    佐藤 理，岩井 裕，吉田 英生
    日本機械学会論文集 85 (2019) 18-00366. Link
  6. 航空機の空調システム設計（第2報：直交流型熱交換器の解析モデル）
    佐藤 理，岩井 裕，吉田 英生
    日本機械学会論文集 85 (2019) 18-00365. Link

2018

  1. Quasi-three-dimensional numerical simulation of a solid oxide fuel cell short stack: Effects of flow configurations including air-flow alternation
    Wee Choon Tan, Hiroshi Iwai, Masashi Kishimoto, Hideo Yoshida
    Journal of Power Sources 400 (2018) 135-146. Link
  2. Numerical analysis on effect of aspect ratio of planar solid oxide fuel cell fueled with decomposed ammonia
    Wee Choon Tan, Hiroshi Iwai, Masashi Kishimoto, Grzegorz Brus, Janusz S. Szmyd, Hideo Yoshida
    Journal of Power Sources 384 (2018) 367-378. Link
  3. Formulation of steam-methane reforming rate in Ni-YSZ porous anode of solid oxide fuel cells
    Shinichi Sugihara, Yusuke Kawamura, Hiroshi Iwai
    Heat and Mass Transfer 54(8) (2018) 2497-2505. Link

2017

  1. Experimental study of methane partial oxidation on Ni-YSZ anode of solid oxide fuel cells
    Hiroshi Iwai, Koshi Tada, Masashi Kishimoto, Motohiro Saito, Hideo Yoshida
    Heat and Mass Transfer 54(8) (2018) 2267-2274. Link
  2. Charge-transfer distribution model applicable to stack simulation of solid oxide fuel cells
    Hironori Onaka, Hiroshi Iwai, Masashi Kishimoto, Motohiro Saito, Hideo Yoshida, Grzegorz Brus, Janusz S. Szmyd
    Heat and Mass Transfer 54(8) (2018) 2425-2432. Link
  3. Improved controllability of wet infiltration technique for fabrication of solid oxide fuel cell anodes
    Masashi Kishimoto, Yuki Kawakami, Yuki Otani, Hiroshi Iwai, Hideo Yoshida
    Scripta Materialia 140 (2017) 5-8. Link
  4. Recent Achievements of NEDO Durability Project with an Emphasis on Correlation Between Cathode Overpotential and Ohmic Loss
    H. Yokokawa, Y. Hori, T. Shigehisa, M. Suzuki, S. Inoue, T. Suto, K. Tomida, M. Shimazu, A. Kawakami, H. Sumi, M. Ohmori, N. Mori, T. Iha, K. Yamaji, H. Kishimoto, K. Develos-Bagarinao, K. Sasaki, S. Taniguchi, T. Kawada, M. Muramatsu, K. Terada, K. Eguchi, T. Matsui, H. Iwai, M. Kishimoto, N. Shikazono, Y. Mugikura, T. Yamamoto, M. Yoshikawa, K. Yasumoto, K. Asano, Y. Matsuzaki, S. Amaha, T. Somekawa
    Fuel Cells 17 (2017) 473-497. Link
  5. Comparative Study of Ammonia-fueled Solid Oxide Fuel Cell Systems
    T. Okanishi, K. Okura, A. Srifa, H. Muroyama, T. Matsui, M. Kishimoto, M. Saito, H. Iwai, H. Yoshida, M. Saito, T. Koide, H. Iwai, S. Suzuki, Y. Takahashi, T. Horiuchi, H. Yamasaki, S.Matsumoto, S. Yumoto, H. Kubo, J. Kawahara, A. Okabe, Y. Kikkawa, T. Isomura, K. Eguchi
    Fuel Cells 17 (2017) 383-390. Link
  6. Description of reaction rate for steam methane reforming throughout a channel in combination with diffusion in a porous catalytic wall: Extension to concentration variation along flow direction
    Motohiro Saito, Syogo Sakurai, Hiroshi Iwai, Hideo Yoshida
    International Journal of Hydrogen Energy 42 (2017) 3027-3035. Link
  7. Formulation of Ammonia Decomposition Rate in Ni-YSZ Anode of Solid Oxide Fuel Cells
    Masashi Kishimoto, Naoto Furukawa, Tatsuya Kume, Hiroshi Iwai, Hideo Yoshida
    International Journal of Hydrogen Energy 42 (2017) 2370-2380. Link

2016

  1. Chromium poisoning in LSM-YSZ cathode: 3D simulation of a single cell
    Kota Miyoshi, Hiroshi Iwai, Masashi Kishimoto, Saito Motohiro, Hideo Yoshida
    Journal of Power Sources 326 (2016) 331-340. Link
  2. Exchange current model for (La0.8Sr0.2)0.95MnO3 (LSM) porous cathode for solid oxide fuel cells
    Kota Miyoshi, Takuma Miyamae, Hiroshi Iwai, Motohiro Saito, Masashi Kishimoto, Hideo Yoshida
    Journal of Power Sources 315 (2016) 63-69. Link
  3. Numerical prediction of system round-trip efficiency and feasible operation conditions of small-scale solid oxide iron-air battery
    Hiroko Ohmori, Hiroshi Iwai, Kotaro Itakura, Motohiro Saito, Hideo Yoshida
    Journal of Power Sources 309 (2016) 160-168. Link

2015

  1. The limiting process in steam methane reforming with gas diffusion into a porous catalytic wall in a flow reactor
    Motohiro Saito, Junichi Kojima, Hiroshi Iwai, Hideo Yoshida
    International Journal of Hydrogen Energy 40(29) (2015) 8844-8855. Link
  2. Local Evolution of Triple Phase Boundary in Solid Oxide Fuel Cell Stack after Long-Term Operation
    G. Brus, H. Iwai, Y. Otani, M. Saito, H. Yoshida, J.S. Szmyd
    Fuel Cells 15(3) (2015) 545-548. Link
  3. Local Evolution of Anode Microstructure Morphology in a Solid Oxide Fuel Cell after Long-Term Stack Operation
    G. Brus, H. Iwai, A. Sciazko, M. Saito, H. Yoshida, J.S. Szmyd
    Journal of Power Sources 288 (2015) 199-205. Link
  4. Change of an anode’s microstructure morphology during the fuel starvation of an anode-supported solid oxide fuel cell
    G. Brus, K. Miyoshi, H. Iwai, M. Saito, H. Yoshida
    International Journal of Hydrogen Energy 40 (2015) 6927-6934. Link
  5. Simulation of solid oxide iron-air battery: Effects of heat and mass transfer on charge/discharge characteristics
    Hiroko Ohmori, Hiroshi Iwai
    Journal of Power Sources 286 (2015) 264-275. Link

2014

  1. Tortuosity of an SOFC anode estimated from saturation currents and a mass transport model in comparison with a real micro-structure
    G. Brus, K. Miyawaki, H. Iwai, M. Saito, H. Yoshida
    Solid State Ionics 265 (2014) 13-21. Link
  2. Comprehensive understanding of the active thickness in solid oxide fuel cell anodes using experimental, numerical and semi-analytical approach
    K. Miyawaki, M. Kishimoto, H. Iwai, M. Saito, H. Yoshida
    Journal of Power Sources 267 (2014) 503-514. Link
  3. 航空機の空調システム設計（第1 報：システム作動における高圧除湿系統の機器能力の影響）
    佐藤 理，岩井 裕，吉田 英生
    日本機械学会論文集 80(820) (2014) TEP0360 (2014) Link

2013

  1. Effect of Composition Ratio of Ni-YSZ Anode on Distribution of Three-Phase Boundary Density and Power Generation Performance
    M. Kishimoto, K. Miyawaki, H. Iwai, M. Saito, H. Yoshida
    Fuel Cells 13(4) (2013) 476-486. Link
  2. Comprehensive method for evaluating reaction rates of steam methane reforming on catalyst-coated channel surface with consideration of limiting steps
    K.K. Lin, M. Saito, J.-I. Kojima, S. Kuratsu, H. Iwai, H. Yoshida
    Journal of Thermal Science and Technology 8 (2013) 165-177. Link
  3. Performance evaluation of a direct-biogas solid oxide fuel cell-micro gas turine (SOFC-MGT) hybrid combined heat and power (CHP) system
    Suranat Wongchanapai, Hiroshi Iwai, Motohiro Saito, Hideo Yoshida
    Journal of Power Sources 223 (2013) 9-17. Link
  4. Improvement of the Sub-grid-scale Model Designed for 3D Numerical Simulation of Solid Oxide Fuel Cell Electrodes Using an Adaptive Power Index
    M. Kishimoto, H. Iwai, K. Miyawaki, M. Saito, H. Yoshida
    Journal of Power Sources 223 (2013) 268-276. Link

2012

  1. Deduction of Proper Reaction Rate of Steam Methane Reforming over Catalyst Surface Validated with a Combination of One- and Two-Dimensional Simulations
    Kyaw Kyaw Lin, Motohiro Saito, Yasuhiro Niina, Kimitaka Ikemura, Hiroshi Iwai, Hideo Yoshida
    Journal of Thermal Science and Technology 7 (2012) 633-648. Link
  2. Performance evaluation of an integrated small-scale SOFC-biomass gasification power generation system
    Suranat Wongchanapai, Hiroshi Iwai, Motohiro Saito, Hideo Yoshida
    Journal of Power Sources 216 (2012) 314-322. Link
  3. Numerical simulation of gas diffusion effects on charge/discharge characteristics of a solid oxide redox flow battery
    Hiroko Ohmori, Syoichi Uratani, Hiroshi Iwai
    Journal of Power Sources 208 (2012) 383-390. Link
  4. Microstructural Change of Ni-GDC Cermet Anode in the Electrolyte-supported Disk-type SOFC upon Daily Start-up and Shut-down Operations
    K. Eguchi, N. Kamiuchi, J.Y. Kim, H. Muroyama, T. Matsui, M. Kishimoto, M. Saito, H. Iwai, H. Yoshida, N. Shikazono, N. Kasagi, J. Akikusa, H. Eto, D. Ueno, M. Kawano, T. Inagaki
    Fuel Cells 12(4) (2012) 537-542. Link
  5. Three-Dimensional Simulation of SOFC Anode Polarization Characteristics Based on Sub-Grid Scale Modeling of Microstructure
    Masashi Kishimoto, Hiroshi Iwai, Motohiro Saito, Hideo Yoshida
    Journal of The Electrochemical Society 159(3) (2012) B315-B323. Link
  6. Selection of suitable operating conditions for Planar Anode-supported Direct-internal-reforming Solid-Oxide Fuel Cell
    Suranat Wongchanapai, Hiroshi Iwai, Motohiro Saito, Hideo Yoshida
    Journal of Power Sources 204 (2012) 14-24. Link
  7. Effect of characteristic lengths of electron, ion, and gas diffusion on electrode performance and electrochemical reaction area in a solid oxide fuel cell
    Akio Konno, Hiroshi Iwai, Motohiro Saito, Hideo Yoshida
    Heat Transfer Asian Research 41 (2012) 700-718. Link

2011

  1. A corrugated mesoscale structure on electrode-electrolyte interface for enhancing cell performance in anode-supported SOFC
    Akio Konno, Hiroshi Iwai, Motohiro Saito, Hideo Yoshida
    Journal of Power Sources 196 (2011) 7442-7449. Link
  2. Quantitative evaluation of solid oxide fuel cell porous anode microstructure based on focused ion beam and scanning electron microscope technique and prediction of anode overpotentials
    Masashi Kishimoto, Hiroshi Iwai, Motohiro Saito, Hideo Yoshida
    Journal of Power Sources 196 (2011) 4555-4563. Link
  3. Power generation enhancement of solid oxide fuel cell by cathode-electrolyte interface modification in mesoscale assisted by level set-based optimization calculation
    Hiroshi Iwai, Atsushi Kuroyanagi, Motohiro Saito, Akio Konno, Hideo Yoshida, Takayuki Yamada, Shinji Nishiwaki
    Journal of Power Sources 196 (2011) 3485-3495. Link
  4. Mesoscale-structure control at anode/electrolyte interface in soild oxide fuel cell
    Akio Konno, Hiroshi Iwai, Kenji Inuyama, Atsushi Kuroyanagi, Motohiro Saito, Hideo Yoshida, Kazufumi Kodani, Kuniaki Yoshikata
    Journal of Power Sources 196 (2011) 98-109. Link
  5. Numerical simulation of intermediate-temperature direct-internal-reforming planar solid oxide fuel cell
    H. Iwai, Y. Yamamoto, M. Saito, H. Yoshida
    Energy 36 (2011) 2225-2234. Link

2010以前

  1. Quantification of SOFC Anode Microstructure Based on Dual Beam FIB-SEM Technique
    H. Iwai, N. Shikazono, T. Matsui, H. Teshima, M. Kishimoto, R. Kishida, D. Hayashi, K. Matsuzaki, D. Kanno, M. Saito, H. Muroyama, K. Eguchi, N. Kasagi, H. Yoshida
    Journal of Power Sources, 195 (2010) 955-961. Link
  2. SOFC電極性能と反応領域に対する電子・イオン・ガス拡散に関する特性長さの影響
    紺野昭生, 岩井裕, 齋藤元浩, 吉田英生
    Thermal Science & Engineering 18(3) (2010) 103-114. Link
  3. 熱回路網法による空気調和用熱交換器性能の予測 : パスパターン適正化によ る蒸発器能力向上と気流バイパス抑制 (熱工学,内燃機関,動力など)
    加賀 邦彦 , 古藤 悟 , 大串 哲朗 , 吉田 英生
    日本機械学会論文集(B編) 75(758) (2009) 2049-2054.
  4. ダクト内バックステップ流れの熱伝達に関する数値解析 (流体粒子軌跡のパターンについて)
    稲岡恭二，西村路子，岩井 裕，千田 衞
    日本機械学会論文集(B編) 75(749) (2009) 125-131.
  5. 熱回路網法による空気調和用熱交換器性能の予測 : 蒸発器の能力に対する風 量不均一と冷媒パスパターンの影響 (熱工学,内燃機関,動力など)
    加賀 邦彦 , 古藤 悟 , 大串 哲朗 , 吉田 英生
    日本機械学会論文集(B編) 75(749) (2009) 117-124.
  6. ダクト内バックステップ流れの熱伝達に関する数値解析 (入口速度分布とアスペクト比の影響)
    稲岡恭二，西村路子，岩井 裕，千田 衞
    日本機械学会論文集(B編) 74(745) (2008) 2006-2013.
  7. 水蒸発による静圧効果が付加された超微細多孔質体ハイブリッド気体軸受
    吉田英生，石部英臣，吉冨 聡，齋藤元浩，松井裕樹，江川 猛，岩井 裕，坪田宏之，桑原健雄，金丸一宏
    日本機械学会論文集(B編) 72(722) (2006) 2562-2569.
  8. Performance of Wire Springs as Extended Heat Transfer Surface for Compact Heat Exchangers
    Hiroshi Iwai, Soushi Kawakami, Kenjiro Suzuki, Junichi Tsuji, Tetsuo Abiko
    Journal of Thermal Science and Technology 1(2) (2006) 78-89. Link
  9. Effect of the Plate Thermal Resistance on the Heat Transfer Performance of a Corrugated Thin Plate Heat Exchanger
    Hiroshi Iwai, Kazuya Tatsumi, Kenjiro Suzuki
    Heat Transfer Asian Research 35(3) (2006) 209-223. Link
  10. Numerical study of SOFC based on electrolyte with mixed ionic and electronic conductivity
    Hiroshi Iwai, Tatsuo Ishikawa, Hideo Yoshida
    Thermal Science and Engineering 13(4) (2006) 37-38.
  11. Comprehensive Numerical Modeling and Analysis of a Cell-Based Indirect Internal Reforming Tubular SOFC
    Takafumi Nishino, Hiroshi Iwai, Kenjiro Suzuki
    Trans. ASME Journal of Fuel Cell Science and Technology 3(1) (2006) 33-44. Link
  12. 円筒型間接内部改質SOFCの包括的数値シミュレーション
    西野貴文，岩井裕，鈴木健二郎
    日本機械学会論文集(B編), 71(711) (2005) 2800-2807
  13. 凹凸プレート熱交換器におけるプレート内部熱抵抗の影響
    岩井裕，巽和也，鈴木健二郎
    日本機械学会論文集(B編), 71(705) (2005) 1406-1413
  14. Laminar convective heat transfer from a circular cylinder exposed to a low frequency zero-mean velocity oscillating flow
    Hiroshi Iwai, Tomoyuki Mambo, Naoki Yamamoto and Kenjiro Suzuki
    International Journal of Heat and Mass Transfer 47 (2004) 4659-4672. Link
  15. Numerical Analysis for Heat Transfer Characteristics of an Oblique Discrete Rib Mounted in a Square Duct
    Kazuya Tatsumi, Hiroshi Iwai, Kyoji Inaoka, Kenjiro Suzuki
    Numerical Heat Transfer Part A 44 (2003) 811-831. Link
  16. Conjugate heat transfer for a minimal unit model of counter flow type corrugated primary surface heat exchangers
    H. Iwai, H. Watanabe, K. Tatsumi and K. Suzuki
    International Journal of Heat Exchangers 4(1) (2003) 1-26.
  17. 多孔質体内熱流動と固体壁内熱伝導の連成解析
    小田豊，岩井裕，鈴木健二郎，吉田英生
    日本機械学会論文集（B編） 69(679) (2003) 674-681.