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 (78)：

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
MIWA Reo, MIYANAGA Norifumi, TOMIOKA Jun. Effects of Dimple Shape on Lubrication Characteristics of Parallel Thrust Bearings. The Proceedings of Conference of Kanto Branch. 2020. 2020. 0. 17E21

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Books (9)：

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Lectures and oral presentations (162)：

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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