Tomioka Jun

トミオカジュン | Tomioka Jun

Affiliation and department：
Job title： Professor
Homepage URL (1)： http://tomioka.w.waseda.jp/

Research field (2)： Machine elements and tribology , Design engineering

Research theme for competitive and other funds (15)：

2021 - 2024 Study of interactions between micro-dimples under fluid lubrication and its application for design of ultra-high performance fluid bearings
2017 - 2020 Blood sealing characteristics of mechanical seals for rotary blood pumps using a new mean flow model
2017 - 2020 Study on Desing Method of Air Bearings with Considering Hofp Bifurcation
2014 - 2017 Study on Hopf bifurcation of Journal bearings and its applications
2014 - 2017 Design aimed at minimizing the leakage amount of the mechanical seal for blood sealing

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Papers (80)：

Estimations of Cavitation Pressures in Dimpled Seal-type Thrust Bearings. 2024. 59. 4. 169-182
三和怜央, 宮永宜典, 辻森淳, 富岡淳. 油膜厚さ一定下および荷重一定下での実験によるディンプルを有するシール型スラスト軸受の潤滑特性の検討. 設計工学. 2022. 57. 12. 621-636
Reo Miwa, Norifumi Miyanaga, Jun Tomioka. Hysteresis Phenomenon of Hydrodynamic Lubrication Characteristics of Seal-Type Dimple Bearings. Advances in Science and Technology. 2021. 111. 7-11
Jun TOMIOKA, Mikiko OYABU, Nakae YUZAWA, Norifumi MIYANAGA. Lubrication Analysis of Mechanical Seals Using Modified Average Flow Model (1st Report, Effects of Root Mean Square Roughness). Design Engineering. 2021. 56. 10. 507-520
Reo Miwa, Norifumi Miyanaga, Jun Tomioka. Appearance of Hysteresis Phenomena on Hydrodynamic Lubrication in a Seal-Type Thrust Bearing with Dimples. MATERIALS. 2021. 14. 18

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MISC (2)：

富岡淳, 宮永宜典, 福島正也. 学生優秀発表賞軸受支持粘弾性体の温度特性が気体潤滑ヘリングボーンジャーナル軸受の軸受特性に及ぼす影響-The Effect of Temperature Properties of Viscoelastic Support Elements on Herringbone-Grooved Aerodynamic Journal Bearings-特集春季/秋季研究発表講演会優秀論文特集号 ; 平成26年度春季研究発表講演会. 設計工学 = Journal of Japan Society for Design Engineering : 日本設計工学会誌. 2015. 50. 8. 377-379
宮永宜典, 富岡淳. 優秀発表賞軸受支持要素の温度特性を考慮したヘリングボーン動圧気体軸受の安定性(第2報)理論的検討-Best presentation award: Stability threshold of herringbone-grooved aerodynamic journal bearings with considering temperature properties of support elements (2nd report) Theoretical study-春期/秋期研究発表講演会優秀論文特集号 ; 平成22年度春季研究発表講演会. 設計工学 = Journal of Japan Society for Design Engineering : 日本設計工学会誌. 2011. 46. 8. 411-413

Books (9)：

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Lectures and oral presentations (161)：

軸方向加振がメカニカルシールの漏れ量および摩擦トルクに及ぼす影響
(日本設計工学会2023年度秋季大会 2023)
Measurement of fluid film pressure in thrust bearings with cylindrical and spherical dimples
(2023)
Investigations of Lubrication Characteristics of Seal-type Dimpled Thrust Bearings with Considering Cavitation Pressure
(Leeds-Lyon Symposium on Tribology 2023 2023)
二重円環ディンプル付平行円板軸受の潤滑特性の理論的および実験的検討
(日本機械学会関東支部第31回茨城講演会 2023)
DF法を導入したディンプル付平行円板軸受の潤滑特性の理論的および実験的検討
(日本設計工学会北陸支部令和5年度研究発表講演会 2023)

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Professional career (1)：

Association Membership(s) (6)：

ASAIO , JSAO , LST , JSDE , JAST , JSME

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