Personnel Information


OHIRA Yuichi

Affiliation centers1, etc

Center of Environmental Science and Disaster Mitigation for Advanced Research

The master's program in charge

Division of Sustainable and Environmental Engineering

The doctoral program in charge

Division of Engineering

The department in charge

Department of Sciences and Informatics

Job title


E-mail Address

E-mail address

Research field 【 display / non-display

  • Reaction engineering/Process system

  • Properties in chemical engineering process/Transfer operation/Unit operation

Keywords for Research Field 【 display / non-display

  • Absorption

  • Recycle,Zero-Emission

Graduate school・Graduate course, etc. 【 display / non-display

  • Niigata University

    1993.03,Master's Course,Graduate School, Division of Engineering,Division of Chemical Engineering,Completed,Japan

Graduate school・major, etc. 【 display / non-display

  • Niigata University

    1991.03,Faculty of Engineering,Department of Chemical Enginnering,Graduate,Japan

Degree 【 display / non-display

  • Doctor(Engineering)


Academic Society 【 display / non-display

  • The Society of Chemical Engineering of Japan

  • 統合医療機能性食品国際学会




Purpose of Research



Summary of Research



Research Content

Features / Benefits of Research

1.Point of research 2.Research of novelty
  • 要望を受け入れながら必要な基礎技術を使って,どのようにしたら資源やスペースを有効利用できるか,収量を増やすことができるかということも含めた化学プラントの設計
  • 資源やエネルギー,設置スペースを有効利用するための設計
3.Primacy of Technology 4.Situation of patent-related
  • 化学プラントにおいてスペースの有効活用と高機能化

Papers 【 display / non-display

  • Measurement of Droplet Size Distribution in W/O Emulsion by the Buoyancy Weighing-bar Method

    澤田紋佳, 島津昌光, 大平勇一, 平野博人,Kagaku Kogaku Ronbunshu,vol.45,(p.184 ~ 187),2019.09

  • Backflow Rate and Exchange Rate of Liquid in a Vertical Stirred Vessel with Three Multiple Impellers

    大平勇一, 澤田紋佳, 島津昌光,化学工学論文集,vol.45,(1),(p.1 ~ 5),2019.01

  • Density Estimation of Particles by the Buoyancy Weighing-Bar Method

    澤田紋佳, 加藤弘樹, 島津昌光, 大平勇一, 平野博人,化学工学論文集,vol.44,(4),(p.242 ~ 246),2018.07

  • Association of Passive and Active Smoking with Elevated Blood Lead Levels among Children and Adults Resided in a City of Japan

    Sato, T., A. Oura, H. Yoshida, Y. Ohira, Y. Itoh, S. Shimizu and M. Mori,Journal of Environmental Pollution and Climate Change,vol.1,(3),2017.10

  • Association of beer consumption with arsenic concentration in urine: a results from a cross-sectional study of the general Japanese population

    Mori, M., T. Sato, H. Yoshida, Y. Ohira, Y. Itoh and S. Shimizu,Environmental Health and Preventive Medicine,vol.21,(p.327 ~ 333),2016.09

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International conference proceedings 【 display / non-display

  • Research and design of food-related equipment

    Y. Ohira, A. Sawada, M. Shimadzu and T. Shimazaki, The 25th Annual Meeting of International Congress on Nutrition and Intergrative Medicine,2017.07,札幌

  • Application od Correction Line in Floated Particle Size Distribution Measurement Using the Buoyancy Weighing-Pan Method

    Khairunnisa M. P., Y. Ohira, M. Shimadzu and E. Obata,Malasia-Japan Academic Scholor Seminar 2013,2013.11,Tokyo

  • Effecct of Pan Position and Suspension Concentration on Floating Particle Size Distribution by the Floated Balance Method

    Khairunnisa M. P., Y. Ohira and E. Obata,Malasia-Japan Academic Scholor Seminar,(p.25),2012.11,Tokyo

  • Measurement of Mean Particle Size of the All Particles within Five Minutes by Buoyancy Weighing-Bar Method

    Khairunnisa M. P., R. Tambun, Y. Ohira and E. Obata,Hydraulic Measurementsand Experimental Methods 2012,2012.08,Utah

  • Graphical and Numerical Determinations of Mean Particle Diameter by Buoyancy Weighing Bar Method

    Tambun, R., Y. Ohira and E. Obata,The 8th European Congress of Chemical Engineering,2011.09,Berlin

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Editorial and Commentary 【 display / non-display

  • 宇宙ステーション用バイオリアクター

    大平勇一,生物工学会誌,vol.77,(p.521 ~ ),1999

  • 濾過型液ジェットバイオリアクターによる有機物と窒素の除去

    山際和明・大平勇一・大川輝,ケミカルエンジニヤリング,vol.36,(p.77 ~ 82),1991

Research reports 【 display / non-display

  • 温泉熱を利用したバイナリー発電の可能性

    大平勇一・島崎剛・安澤典男・石井章生,「胆振地域における再生可能エネルギー利用の可能性に関する調査研究」小委員会報告書,(p.52 ~ 61),2016.03

  • Development of the Cylinder Type Flow Meter for a Sub-Irrigation System

    鈴木勲・古川克彦・大平勇一・小幡英二・吉田豊,開発技報,vol.52,(p.1 ~ 8),2013.10

  • Development of the Orifice Type Flow Meter for a Sub-Irrigation System

    鈴木勲・大平勇一・小幡英二・古川克彦・吉田豊,開発技報,vol.51,(p.16 ~ 23),2010

  • Buoyancy Weighing-bar Method: - A Particle Size Distribution Measurement using New Settling Method-

    大平勇一・古川克彦・ロンダンタムブン・島津昌光・小幡英二,堆積学研究,vol.69,(1),(p.17 ~ 26),2010

  • Measurement of Sweat Loss and Body Surface Temperature of Triathlete at Indoor Bike Training

    森谷直樹・大平勇一,室蘭工業大学紀要,vol.58,(p.125- ~ ),2009

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Presentaion at conference, meeting, etc. 【 display / non-display

  • 暑熱環境での熱中症予防を目的とした尿比重値判定グッズの開発

    大平勇一, 森谷直樹,化学工学会第85年会,化学工学会第85年会講演要旨集,2020.03.15

  • 3段縦型攪拌槽の交換流量に及ぼす縦横比の影響

    小寺司馬, 澤田紋佳, 島津昌光, 大平勇一,第29回化学工学・粉体工学研究発表会,第29回化学工学・粉体工学研究発表会要旨集,2020.01.25

  • セリウム(III)化合物共存下での酸化プラセオジムの生成に及ぼすpHの影響

    林睦, 澤田紋佳, 島津昌光, 大平勇一,第29回化学工学・粉体工学研究発表会,第29回化学工学・粉体工学研究発表会要旨集,2020.01.25

  • Preparation of Fe-exchanged zeolite catalysts and nitrous oxide decomposition

    Sawada, A., M. Oda, M. Shimadzu and Y. Ohira,18th Asian Pacific Confederation of Chemical Engineering Congress,Abstract of 18th Asian Pacific Confederation of Chemical Engineering Congress,2019.09.23,日本

  • 藍藻スピルリナの従属栄養培養に及ぼす共存微生物の影響

    金勤醇, 安居光國, 大平勇一, 島津昌光, 澤田 紋佳,化学工学会横浜大会,化学工学会横浜大会講演要旨集,2019.08.08

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Works 【 display / non-display

  • 300kg/h濃縮装置


  • 10kg/h濃縮装置



Class subject in charge 【 display / non-display

  • (前半8週)理工学概論(Bクラス)


  • 安全管理工学(前半8週)


  • (後半8週)理工学概論(Eクラス)


  • 確率論(Bクラス)


  • 設計論


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