Rchr
J-GLOBAL ID：200901016928708596   Update date: Sep. 22, 2024

TSUNAMITSU NAKAHARA

ナカハラ ツナミツ | TSUNAMITSU NAKAHARA
Affiliation and department：
Former Institution / Organization Tokyo Institute of Technology Graduate School of Science and Engineering Department of Mechanical Sciences and Engineering

About Former Institution / Organization Tokyo Institute of Technology Graduate School of Science and Engineering Department of Mechanical Sciences and Engineering


Research field  (1)： Fluid engineering
Research keywords  (5)： 焼付き理論 吸着境界膜のレオロジー特性 ,  混合潤滑 接触力学 ,  Seizure Theory Rheological CHaracteristics of Absorbed Boundary Layer ,  Firction THeory ,  Mixed Lubrication Contact Mechanics
Research theme for competitive and other funds  (18)：
  • 2007 - 2008 Shear strength measurements of vicinity of surface with nano scale boundary film for establishment of friction theory
  • 2002 - 2003 宇宙環境下における表面エネルギー勾配を利用した極微量給油法の提案
  • 1997 - 1998 Mixed lubrication analysis consideration with large deformation
  • 1996 - 1997 Development of Tribotester in refrigerant surroundings to take measures against using Non-Chlorine refrigerant
  • 1994 - 1995 An quantitative analysis for unsteady partial-EHL and experimental discussion
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Papers (15)：
  • Naohide Miyamoto, Hiroyuki Takeuchi, Satoshi Momozono, Keiji Kyogoku, Tsunamitsu Nakahara, Shingo Obara. Measurement of lubricant film thickness on rolling contact track. World Tribology Congress 2009 - Proceedings. 2009. 769
  • Masanori Yamazaki, Yoshiaki Kato, Tsunamitsu Nakahara, Toshihiko Ichihashi. Research on improvement of transmission efficiency by improving friction coefficient between elements and pulleys of a belt CVT. Review of Automotive Engineering. 2008. 29. 4. 485-492
  • Koan-Sok Baek, Keiji Kyogoku, Tsunamitsu Nakahara. Influence of parameters on the transient traction of wheel/rail contact under low-speed and wet conditions. Japanese Journal of Tribology. 2007. 52. 3. 245-256
  • Tomohisa Tanaka, Chikara Yamanaka, Keiji Kyogoku, Tsunamitsu Nakahara. The effect of interaction between neighboring asperity contacts on wear mode transition in sliding contact of rough surfaces. Proceedings of the World Tribology Congress III - 2005. 2005. 109-110
  • MOMOZONO Satoshi, KURAKAKE Motohito, KYOGOKU Keiji, NAKAHARA Tsunamitsu. Frictional characteristics of a fiber as a part of paper-based clutch facing. The proceedings of the JSME annual meeting. 2003. 2003. 125-126
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MISC (289)：
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Patents (3)：
  • 粘着力演算法
  • 流体抵抗低減方法
  • Reduction method of fluid skinfriction
Books (16)：
  • 摩擦・摩耗試験機とその活用
    2007
  • 入門メンテナンストライボロジー
    日本トライボロジー学会編,養賢堂 2006
  • RC209 環境対策を加速するエンジントライボロジーとそのモデリング研究分科会研究報告書
    日本機械学会 2005
  • 機械工学便覧 デザイン編βー4 機械要素・トライボロジー
    日本機械学会編(分担),丸善 2005
  • JSME Mechanical Engineers' Handbook, Design beta 4: Machine Elements and Tribology
    Japanese Society of Mechanical Engineers 2005
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Lectures and oral presentations  (64)：
  • Effects of surface roughness parameters on static friction coefficient of the contact between rough surfaces with soft film on substrate
    (13th Nordic Symposium on Tribology 2008)
  • Improvement of Transmission Performance of Steel Belt CVT by Means of Surface Texture on Pulley Surfaces
    (I Mech E Tribology 2008: Surface Engineering of Automotive Powertrains for environmentally Friendly Transport 2008)
  • Running-in behavior in sliding contact between DLC coated surface and lead-free metal with low-viscosity lubricant
    (I Mech E Tribology 2008: Surface Engineering of Automotive Powertrains for environmentally Friendly Transport 2008)
  • Effects of surface roughness parameters on static friction coefficient of the contact between rough surfaces with soft film on substrate
    (13th Nordic Symposium on Tribology, Tampere, Finland (2008-6) 2008)
  • 潤滑膜内における冷媒溶解濃度変化現象の解析(摺動条件の影響)
    (日本機械学会関東支部第14期総会講演会 2008)
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Works (7)：
  • 低摩擦損失高効率駆動機器のための材料表面制御技術の開発 (a)潤滑膜の構造・特性及び生成機構の解明のための評価・解析技術に関する研究 (b)CVT動力伝達システムの最適効率化に関する研究・CVTの表面構造制御技術と潤滑膜の作用機構に関する研究
    2001 - 2006
  • NEDO Research and Development Project: Smart Materials for Drive Unit Tribo-Systems
    2001 - 2006
  • 宇宙用油潤滑軸受の評価技術の研究
    2003 -
  • Developement of oil film monitoring in reaction wheel of artificial moon
    2003 -
  • レールと車輪間の摩擦・摩耗と潤滑に関する基礎研究
    2002 - 2002
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Education (3)：
  • - 1974 Tokyo Institute of Technology Science of Engineering
  • - 1974 Tokyo Institute of Technology Graduate School, Division of Science and Engineering
  • - 1966 Tokyo Institute of Technology
Professional career (2)：
  • Doctor of Engineering (Tokyo Institute of Technology)
  • 工学修士 (東京工業大学)
Work history (6)：
  • 1991 - -:東京工業大学 教授
  • 1991 - -:
  • 1982 - -:東京工業大学 助教授
  • 1982 - -:
  • 1972 - -:東京工業大学 助手
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Committee career (3)：
  • 2003 - 2005 日本トライボロジー学会 副会長
  • 2003 - 2003 日本機械学会 評議員
  • 2000 - 日本油空圧学会 評議員
Awards (6)：
  • 2004 - 日本トライボロジー学会論文賞
  • 2004 - Japanese Society of Tribologist Best Paper Award
  • 2003 - 日本機械学会 フェロー
  • 2003 - JSME Fellow
  • 1994 - 日本トライボロジー学会論文賞
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Association Membership(s) (8)：
日本工学アカデミー ,  日本機械学会 ,  日本流体力学会 ,  日本油空圧学会 ,  日本トライボロジー学会 ,  The Engineering Academy of Japan ,  Japanese Society of Engineering ,  Japanese Society of Tribologists
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