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2024
- Measurement of Bubble Size Distribution and Generation Position of Bubbles Generated during Smelting Reduction of Iron Oxide-containing Slag
Ko‐ichiro Ohno, Taiga Eguchi, Tatsuya Kon
ISIJ International, 64(2024), pp. 2134-2143
- Gasification Removal Behaviour of Phosphorus Compounds from High‐Phosphorous Iron Ore
Jiazhan Liu, Tatsuya Kon, Takayuki Maeda, Ko‐ichiro Ohno, Kenichi Higuchi
steel research international, 95(2024), 2400131
- 製鉄プロセスにおけるマイクロ波加熱技術の応用可能性の探求
大野光一郎, 昆竜矢
色材協会誌, 97(2024), pp.160 – 165
- 酸化鉄含有スラグの溶融還元に伴う発生気泡の気泡径分布および発生位置の測定
大野光一郎, 江口大雅, 昆竜矢
鉄と鋼, 110(2024), pp.441 – 451
- 新理事就任の挨拶
大野光一郎
日本電磁波エネルギー応用学会機関誌, 9(2024), p. 2
2023
2022
- ファニングの式による軟化溶融を伴うスラグ粒子充填層の通気性評価
大野 光一郎, 喜多村 佳輝, 助永 壮平, 夏井 俊悟, 前田 敬之, 国友 和也
鉄と鋼, 108(2022), pp.703 – 712
- Effect of FeO concentration in sinter iron ore on reduction behavior in a hydrogen-enriched blast furnace
Ko-ichiro OHNO, Takayuki MAEDA, Kazuya KUNITOMO, Masahi HARA
Int. J. Miner. Metall. Mater., 29(2022), pp. 1820-1829
- Modeling and Simulation of Metallurgical Processes in Ironmaking and Steelmaking
Thomas Echterhof, Ko-ichiro OHNO, Ville-Valtteri Visuri
Metals, 12 (2022), pp. 1185
2021
- Coke Combustion Rate with the Presence of Hematite in Quasi-particles
Ziming WANG, Shunsuke Tsutsumi, Takayuki MAEDA, Ko-ichiro OHNO, Kazuya KUNITOMO
ISIJ International, 61(2021), pp. 2964 – 2970
- Slag Formation Behaviour at Interface between Pre-reduced Lump Iron Ore and CaO under Load Conditions
Ko-ichiro OHNO, Taro HANDA, Yuki KAWASHIRI,Takayuki MAEDA,Kazuya KUNITOMO
ISIJ International, 61(2021), pp. 2953 – 2963
- Preface to the Special Issue on “Development and Comprehension of Novel Experimental Technology for High Temperature Processing”
Ko-ichiro OHNO
ISIJ International, 61(2021), pp. 2865
- 焼結鉱の鉱物組織形成に及ぼすマグネタイトおよび雰囲気の影響
王 子銘, 前田 敬之, 大野 光一郎, 国友 和也
鉄と鋼, 107(2021), pp.456 – 462
- 擬似粒子の造粒性と強度に及ぼす微粉ヘマタイトの粒度の影響
前田 敬之, 吉武 祐翔, 大野 光一郎, 国友 和也
鉄と鋼, 107(2021), pp. 386 – 393
2020
- Numerical approach to comprehend for effect of melts physical properties on iron-slag separation behaviour in self-reducing pellet
Ko-ichiro OHNO, Shungo NATSUI, Sohei SUKENAGA, Kazui TONYA.,Takayuki MAEDA,Kazuya KUNITOMO
ISIJ International, 60(2020), pp. 2695 – 2704
- Detailed modelling of packed-bed gas clogging due to thermal-softening of iron ore by Eulerian–Lagrangian approach
Shungo NATSUI, Shingo ISHIHARA, Tatsuya KON, Ko-ichiro OHNO, Hiroshi NOGAMI
Chemical Engineering Journal, 392(2020), Article No. 123643
- Temperature distribution estimation in a Dwight-Lloyd Sinter machine based on the combustion rate of Charcoal Quasi-particles
Ziming WANG, Ko-ichiro OHNO, Shunsuke NONAKA,Takayuki MAEDA, Kazuya KUNITOMO
Processes, 8(2020), Article No. 406
- Effect of sulfur on hydrogen-reduction behavior of iron oxide during microwave heating
Ahmadreza AMINI, Ko-ichiro OHNO, Takayuki MAEDA, Kazuya KUNITOMO
Minerals Engineering, 148(2020), Article No.106198
- Numerical study of binary trickle flow of liquid iron and molten slag in coke bed by smoothed particle hydrodynamics
Shungo NATSUI, Kazui TONYA, Hiroshi NOGAMI, Tatsuya KIKUCHI, Ryosuke O. SUZUKI, R.O., Ko-ichiro OHNO, Sohei SUKENAGA, Tatsuya KON, Shingo ISHIHARA, Shigeru UEDA,
Processes, 8(2020), Article No. 221
- Effect of magnetite on mineral phase formation in sintering process
Ziming WANG, Takayuki MAEDA, Ko-ichiro OHNO, Kazuya KUNITOMO
ISIJ International, 60(2020), pp.233 – 237
- Effect of simulant ash on carbon dissolution reaction and wettability between iron-carbon sample and simulant coke substrate in the early stage of contact period
Cao Son NGUYEN, Ko-ichiro OHNO, Takayuki MAEDA, Anh Hoa BUI, Kazuya KUNITOMO
Chiang Mai Journal of Science, 47(2020), pp. 259 – 269
- Gas permeability evaluation of granulated slag particles packed bed during softening and melting stage with fanning’s equation
Ko-ichiro OHNO, Yoshiki KITAMURA, Sohei SUKENAGA, Shungo NATSUI, Takayuki MAEDA, Kazuya KUNITOMO,
ISIJ International, 60(2020), pp.1512 – 1519
- Prediction of softening behavior of simulant sinter ore by ADEM-SPH model
Shingo ISHIHARA, Ko-ichiro OHNO, Hirokazu KONISHI, Takashi WATANABE, Shungo NATSUI, Hiroshi NOGAMI, Junya KANO,
ISIJ International, 60(2020), pp.1545 – 1550
- Effect of pre-reduction degree on softening behavior of simulant sinter Iron ore
Ko-ichiro OHNO, Hirokazu KONISHI, Takashi WATANABE, Shingo ISHIHARA, Shungo NATSUI, Takayuki MAEDA, Kazuya KUNITOMO
ISIJ International, 60(2020), pp. 1520 – 1527
- Effect of sulfur on hydrogen-reduction behavior of iron oxide during microwave heating
Ahmadreza Amini, Ko- ichiro Ohno, Takayuki Maeda, Kazuya Kunitomo
Minerals Engineering, 148(2020), Article No. 106198
2019
- Detailed modelling of packed-bed gas clogging due to thermal-softening of iron ore by Eulerian-Lagrangian approach
Shungo Natsui, Shingo Ishihara, Tatsuya Kon, Ko-ichiro Ohno, Hiroshi Nogami
Chemical Engineering Journal, (2019), Article No. 123643
- A kinetic comparison between microwave heating and conventional heating of FeS-CaO mixture during hydrogen-reduction
Ahmadreza Amini, Ko-ichiro Ohno, Takayuki Maeda, Kazuya Kunitomo
Chemical Engineering Journal, 374(2019), pp. 648-657
- Effect of carbonaceous material surface texture on iron carburization reaction under loading condition
Ko-ichiro Ohno, Shinya Miura, Takayuki Maeda, Kazuya Kunitomo
ISIJ International, 59(2019), 4, pp. 655-659
- Effect of H2 concentration on carbon deposition reaction by CO-H2 gas mixture at 773 K to 973 K
Kazuto Nishihiro, Takayuki Maeda, Ko-ichiro Ohno, Kazuya Kunitomo
ISIJ International, 59(2019),4, pp. 634-642
- Carbothermic reduction behavior of FeS in the presence of CaO during microwave irradiation
Ahmadreza Amini, Takayuki Maeda, Ko-ichiro Ohno, Kazuya Kunitomo
ISIJ International, 59(2019), 4, pp. 672-678
- Improvement of sinter strength and reducibility through promotion of magnetite ore oxidation by use of separate granulating method
Masaru Matsumura, Toru Takayama, Kyosuke Hara, Yasuhide Yamaguchi, Osamu Ishiyama, Kenichi Higuchi, Seiji Nomura, Taichi Murakami, Miyuki Hayashi, Ko-ichiro Ohno
ISIJ international, 59(2019), 5, pp. 768-777
2018
- Effect of the Ratio of Magnetite Particle Size to Microwave Penetration Depth on Reduction Reaction Behaviour by H2
Ahmadreza Amini, Ko-ichiro Ohno, Takayuki Maeda, Kazuya Kunitomo
Scientific reports, 8(2018), 1, Article No. 15023
- Effect of particle size and apparent density on the initial stages of temperature increase during the microwave heating of Fe3O4
Ahmadreza Amini, Ko-ichiro Ohno, Takayuki Maeda, Kazuya Kunitomo
Powder Technology, 338(2018), pp. 101-109
- Detailed Modeling of Melt Dripping in Coke Bed by DEM-SPH
Shungo Natsui, Ko-ichiro Ohno, Sohei Sukenaga, Tatsuya Kikuchi, Ryosuke O. Suzuki
ISIJ International, 58(2018), 2, pp. 282-291
- A theoretical model for assessing the influence of N2 on gaseous reduction of iron ores with CO or H2
Lei Shao, Ko-ichiro Ohno, Ying Xia Qu, Zong Shu Zou
ISIJ International, 58(2018), 2, pp. 370-372
2017
- Effect of Carbon Dissolution Reaction on Wetting Behaviour of Molten Fe-C Alloy on Graphite Substrate in the Initial Contact Period
Cao Son Nguyen, Ko-ichiro Ohno, Takayuki Maeda, Kazuya Kunitomo
ISIJ International, 57(2017), 9, pp. 1491-1498
- 分割造粒法を活用したマグネタイト鉱石の酸化促進による焼結鉱強度および被還元性向上
松村 勝, 高山 透, 原 恭輔, 山口 泰英, 石山 理, 樋口 謙一, 野村 誠治, 村上 太一, 林 幸, 大野 光一郎
鉄と鋼, 103(2017), 6, pp. 388-396
- 焼結プロセスにおける初期融液生成挙動に及ぼすマグネタイト(Fe2+源)の影響
多木 寛, 大野光一郎, 前田 敬之, 国友 和也
鉄と鋼, 103(2017), 6, pp. 335-340
- 擬似粒子の造粒性と強度に及ぼす超微粉ヘマタイトおよびマグネタイトの影響
鉄と鋼, 103(2017), 6, pp. 246-253
- 鉄鉱石造粒物の湿潤および乾燥状態での強度発現に関する実験的検討
前田 敬之, 松尾 賢嶺, 大野 光一郎, 国友 和也
鉄と鋼, 103(2017), 6, pp. 238-245
- Capturing the Non-spherical Shape of Granular Media and Its Trickle Flow Characteristics Using Fully-Lagrangian Method
Shungo Natsui, Ryota Nashimoto, Tatsuya Kikuchi, Ryosuke O. Suzuki, Hifumi Takai, Ko-ichiro OHNO, Sohei Sukenaga
AIChE Journal, 63(2017), 6, pp. 2257-2271
- 高炉内融着帯における酸性ペレットおよびオリビンペレットの軟化挙動
Antti Kemppainen, 大野 光一郎, Mikko Iljana, Olli Mattila, Timo Paananen, Eetu-Pekka Heikkinen, 前田 敬之, 国友 和也, Timo Fabritius
鉄と鋼, 103(2017), 4, pp. 175-183
2016
- 炭素溶解反応が溶鉄炭材間の濡れ挙動に与える影響
大野 光一郎, 三宅 貴大, 矢野 慎太郎, Cao Son Nguyen, 前田 敬之, 国友 和也
鉄と鋼, 102(2016), 12, pp. 684-690
- 炭材中灰分含有量とその溶融挙動が浸炭反応に伴うFe-C 初期融液生成温度に及ぼす影響
大野 光一郎, 鶴丸祥平, Alexander Babich, 前田 敬之, Dieter Senk, Heinrich Wilhelm Gudenau, 国友 和也
鉄と鋼, 102(2016), 12, pp. 677-683
- Role of Al2O3 in Interfacial Morphology and Reactive Wetting Behavior between Carbon-unsaturated Liquid Iron and Simulant Coke Substrate
Cao Son Nguyen, Ko-ichiro Ohno, Takayuki Maeda, Kazuya Kunitomo
ISIJ International, 56(2016), 8, pp. 1325-1332
2015
- Effect of Coke Breeze Distribution on Coke Combustion Rate of the Quasi-particle
Hiroshi Ogo, Ko-ichiro Ohno, Takayuki Maeda, Kazuya Kunitomo
ISIJ International, 55(2015), 12, pp. 2550-2555
- Softening Behaviors of Acid and Olivine Fluxed Iron Ore Pellets in the Cohesive Zone of a Blast Furnace
Antti Kemppainen, Ko-ichiro Ohno, Mikko Iljana, Olli Mattila, Timo Paananen, Eetu-Pekka Heikkinen, Takayuki Maeda, Kazuya Kunitomo, Timo Fabritius
ISIJ International, 55(2015), 10, pp. 2039-2046
- Effect of Carbon Dissolution Reaction on Wetting Behavior between Liquid Iron and Carbonaceous Material
Ko-ichiro Ohno, Takahiro Miyake, Shintaro Yano, Cao Son Nguyen, Takayuki Maeda, Kazuya Kunitomo
ISIJ International, 55(2015), 6, pp. 1252-1258
- Effects of Ash Amount and Molten Ash’s Behavior on Initial Fe-C Liquid Formation Temperature due to Iron Carburization Reaction
Ko-ichiro Ohno, Shohei Tsurumaru, Alexander Babich, Takayuki Maeda, Heinrich Willhelm Gudenau, Dieter Senk, Kazuya Kunitomo
ISIJ International, 55(2015), 6, pp. 1245-1251
- 焼結プロセスにおける擬似粒子中コークスの燃焼速度
大野 光一郎, 野田 恵吾, 西岡 浩樹, 前田 敬之, 清水 正賢
鉄と鋼, 101(2015), 3, pp. 184-189
- 焼結プロセス層内の温度分布推定数値シミュレーションに及ぼすコークスの燃焼速度式の影響
大野 光一郎, 野田 恵吾, 西岡 浩樹, 前田 敬之, 清水 正賢
鉄と鋼, 101(2015), 1, pp. 19-24
2014
- 木炭の炭素結晶性と灰分が溶鉄への炭素溶解と鉄-木炭コンポジットの浸炭反応に及ぼす影響
大野 光一郎, Alexander Babich, 三枝 純己, 前田 敬之, Dieter Senk, Heinrich Wilhelm Gudenau, 清水 正賢
鉄と鋼, 100(2014), 2, pp. 287-293
- 充填層内気相流中におけるHeとCH4の拡散挙動
大野 光一郎, 西岡 浩樹, 棟居航平, 前田 敬之, 清水 正賢
鉄と鋼, 100(2014), 2, pp. 246-250
- 低炭素高炉操業の課題 ~滴下帯の通気性に影響を及ぼすスラグ融体物性~
大野 光一郎, 林幸, 助永壮平, 植田滋, 砂原公平, 齊藤敬高
鉄と鋼, 100(2014), 2, pp. 211-226
2013
- Effect of Coke Combustion Rate Equation on Numerical Simulation of Temperature Distribution in Iron Ore Sintering Process
Ko-ichiro Ohno, Keigo Noda, KOKI NISHIOKA, Takayuki Maeda, Masakata shimizu
ISIJ International, 53(2013), 9, pp. 1642-1647
- Combustion Rate of Coke in Quasi-particle at Iron Ore Sintering Process
Ko-ichiro Ohno, Keigo Noda, KOKI NISHIOKA, Takayuki Maeda, Masakata shimizu
ISIJ International, 53(2013), 9, pp. 1588-1593
- Effect of Particle Size of Iron Ore and Coke on Granulation Property of Quasi-Particle
Takayuki Maeda, Ryota Kikuchi, Ko-ichiro Ohno, Masakata shimizu, Kazuya Kunitomo
ISIJ International, 53(2013), 9, pp. 1503-1509
- 酸化鉄-カルシウムフェライト混合試料の還元速度における鉱物粒度の影響
野口大介, 池崎亮太, 大野光一郎, 前田敬之, 清水正賢, 国友和也”
鉄と鋼, 日本鉄鋼協会, 99(2013), 6, pp. 401-406
- Effect of CO gas Concentration on Reduction Rate of Major Mineral Phase in Sintered Iron Ore
Daisuke NOGUCHI, Ko-ichiro OHNO, Takayuki MAEDA, Masakata SHIMIZU, Koki NISHIOKA
ISIJ International, 53(2013), 4, pp. 570-575
- Reaction behavior during heating biomass materials and iron oxide composites
Yasuaki Ueki, Ryo Yoshiie, Ichiro Naruse, Ko-ichiro OHNO, Takayuki MAEDA, Koki NISHIOKA, Masakata SHIMIZU
Fuel, 104(2013), pp. 58-61
2012
- Kinetic Study on the Reduction Reaction of Biomass Tar Infiltrated Iron Ore
Sou Hosokai, Kosuke Matsui, Noriyuki Okinaka, Ko-ichiro Ohno, Masakata Shimizu, and Tomohiro Akiyama
Energy & Fuels, 26(2012), pp. 7274-7279
- 鉄スラグ炭素混合粉試料のメタル-スラグ分離温度に及ぼすスラグ溶融挙動の影響
大野光一郎, 階元仁史, 前田敬之, 西岡浩樹, 清水正賢”
鉄と鋼, 日本鉄鋼協会, 98(2012), 12, pp. 634-640
- Effects of Charcoal Carbon Crystallinity and Ash Content on Carbon Dissolution in Molten Iron and Carburization Reaction in Iron-Charcoal Composite
Ko-ichiro OHNO, Alexander BABICH, Junki MITSUE, Takayuki MAEDA, Dieter SENK, Heinrich Wilhelm GUDENAU, Masakata SHIMIZU
ISIJ International, 52(2012), 8, pp. 1482-1488
- Diffusion behaviors of He and CH4 in air flow through packed bed
Ko-ichiro OHNO, Kohei MUNESUE, Koki NISHIOKA, Takayuki MAEDA , Masakata SHIMIZU
ISIJ International, 52(2012), 8, pp. 1389-1393
- 固相-固相変態を利用した高温用Fe基相変化物質の開発
西岡浩樹, 須浦直之, 大野光一郎, 前田敬之, 清水正賢”
鉄と鋼, 日本鉄鋼協会,,98(2012), 3, pp. 104-108
- ヘマタイト・4成分系カルシウムフェライト混合試料のW→Fe段階の還元速度
野口大介, 大野光一郎, 前田敬之, 清水正賢
鉄と鋼, 日本鉄鋼協会, 98(2012), 2, pp. 55-62
2011
- 廃棄物の製鉄利用を目指した鉄-水素コプロダクションシステム (特集 材料・原料におけるエコロジー)
大野光一郎, 清水正賢
化学工学, 75(2011), 11, pp. 744-746
- 灌液充填層中を滴下する液滴の滴下挙動のモデル化
西岡浩樹, 藤原大樹, 大野光一郎, 前田敬之, 清水正賢”
鉄と鋼, 日本鉄鋼協会, 97(2011), 11, pp. 541-547
焼結鉱の主要鉱物相の還元速度に及ぼすCO濃度の影響
野口大介, 大野光一郎, 前田敬之, 西岡浩樹, 清水正賢”
鉄と鋼, 日本鉄鋼協会,97(2011), 11, pp. 548-553
- Effect of Slag Melting Behavior on Metal-Slag Separation Temperature in Powdery Iron, Slag and Carbon Mixture
Ko-ichiro OHNO, Masashi Kaimoto, Takayuki MAEDA, Koki NISHIOKA, Masakata SHIMIZU
ISIJ International, 51(2011), 8, pp. 1279-1284
2010
- Development of Fe Base Phase Change Materials for High Temperature Using Solid-Solid Transformation
Koki Nishioka, Naoyuki Suura, Ko-ichiro Ohno, Takayuki Maeda, Masakata Shimizu
ISIJ International, 50(2010), 9, pp. 1240-1244
- 鉄の浸炭初期過程に及ぼす炭素結晶性の影響
大野光一郎、前田敬之、西岡浩樹、清水正賢
鉄と鋼, 96(2010), 8, pp. 7-13
- Modeling of Dripping Behavior in Particles Packed Bed Filled with Immiscible Fluid
Koki Nishioka, Daiki Fujiwara, Ko-ichiro Ohno, Takayuki Maeda and Masakata Shimizu
ISIJ International, 50(2010), 7, pp. 1016-1022
- Effect of Carbon Structure Crystallinity on Initial Stage of Iron Carburization
Ko-icniro Ohno, Takayuki Maeda, Koki Nishioka, Masakata Shimizu
ISIJ International, 50(2010), 1, pp. 53-58
2009
- 鉄-酸化鉄含有スラグ-炭素混合粉成型体の急速加熱により得られる粒鉄の浸炭
大野光一郎、三木貴博、佐々木康、日野光兀
鉄と鋼, 95(2009), 12, pp. 821-826
- 鋼材表面疵近傍におけるサブスケール層内の粒状酸化物の生成機構
大塲康英, 山下祐樹, 大野光一郎, 前田敬之, 西岡浩樹, 清水正賢
鉄と鋼, 95(2009), 7, pp. 531-540
- 炭材内装塊成鉱の反応挙動に及ぼす鉄鉱石および石炭性状の影響
植木保昭, 大菅宏児, 大野光一郎, 前田敬之, 西岡浩樹, 清水正賢
鉄と鋼, 95(2009), 6, pp. 453-459
- Wicke-Kallenbach法を用いた炭材内装熱間成型ブリケットのCO-CO2混合ガスの有効拡散係数の測定(製銑)
植木保昭, 新田和明, 大野光一郎, 前田敬之, 西岡浩樹, 清水正賢
鉄と鋼, 95(2009), 1, pp. 17-21
- 廃棄物を利用した鉄-水素コプロダクションシステム (特集 鉄鋼リサーチの拠点展開)
大野光一郎, 植木保昭, 前田敬之, 西岡浩樹, 清水正賢
金属, 79(2009), 1,17,21
2008
- Reaction behavior during heating waste plastic materials and iron oxide composites
Yasuaki UEKI, Ryutaro MII, Ko-ichiro OHNO, Takayuki MAEDA, and Masakata SHIMIZU
ISIJ International, 48(2008), 12, pp. 1670-1676
- Carburization Degree of Iron Nugget Produced by Rapid Heating Powder Iron, Iron Oxide in Slag and Carbon Mixture
Ko-ichiro Ohno, Takahiro Miki, Yasushi Sasaki and Mitsutaka Hino
ISIJ International, 48(2008), 10, pp. 1368-1372
- CH4ガスに随伴された球状ウスタイト輸送還元反応の速度論的解析
竹内直幸, 野村要平, 大野光一郎, 前田敬之, 西岡浩樹, 清水正賢
鉄と鋼, 94(2008), 4, pp. 115-120
2007
- Gasification and Reduction Behavior of Plastics and Iron Ore Mixtures by Microwave Heating
Koki NISHIOKA, Takeshi TANIGUCHI, Yasuaki UEKI, Ko-ichiro OHNO, Takayuki MAEDA and Masakata SHIMIZU
ISIJ International, 47(2007), 4, pp. 602-607
- Kinetic Analysis of Spherical Wustite Reduction Transported with CH4 Gas
Naoyuki TAKEUCHI, Yohei NOMURA, Ko-ichiro OHNO, Takayuki MAEDA, Koki NISHIOKA , Masakata SHIMIZU
ISIJ international, 47(2007), 3, pp. 386-391
2006
2004
2003
- “In situ” Observation of Smelting Reduction and Carburization of Iron Ore with Carbonaceous Materials by Laser Scanning Microscope
Ko-ichiro Ohno, Tetsuya Nagasaka and Mitsutaka Hino
Steel Research, 74(2003), 1, pp. 5-8