Student written Research Laboratory Guidebook 2027Nagaoka University of Technology

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Fluid Engineering and Rheology Laboratory

Professor / TAKAHASHI Tsutomu  Visiting Associate Professor / SATO Yasunori  
Technical Staff / UEDA Kazuki
  • Panta Rhei: Everything flows
  • Control the flow, control the world!
  • Learn how to think effectively

Professor / TAKAHASHI Tsutomu
Professor Takahashi has broad expertise in fluid dynamics and rheology, expanding our research potential through collaborative projects and hands-on training.

Research Content

[Wind]
When cross-shaped flat plates are placed on a bluff body aligned with the flow, longitudinal vortices form near the intersection. Our longitudinal-vortex-driven cylindrical-blade wind turbine uses these vortices as driving force, and we study it to promote a new wind-power concept.
[Rheology Group]
Everyday materials such as cosmetics, detergents, and slurries can start to flow when sufficient force is applied. These are called complex fluids. We investigate their properties using a range of experimental and analytical approaches.

A cylindrical-blade wind turbine driven by “longitudinal vortices” extending along the flow direction.

A Day in the Lab

Students conduct research independently. There is no fixed morning seminar or core time; we respect individual working styles(early-morning work, late-night work, etc.). We hold three seminars each week: an English technical book seminar, student-led group seminars(Wind and Rheology), and a weekly progress meeting for discussion and planning.

Inside the laboratory. With one of the world’s largest numbers of rheometers.

Thesis Subjects

  • (M)Effect of a Front Ring on the Power Performance of a Longitudinal-Vortex-Driven Cylindrical-Blade Wind Turbine
  • (M)Evaluation of Fiber–Fiber Interactions in Fiber Suspensions Using Shear-Reversal Tests
  • (M)Transient Mechanical Behavior of Particle-Dispersion Coating Films Near the End of Drying

The number of
PhD Graduates

13

Major employers of Graduates

  • TOPPAN Inc.
  • Yanmar Holdings Co., Ltd.
  • Dow Chemical Japan Ltd.
  • Makita Corporation
  • Seiko Epson Corporation
  • TOPCON Corporation
  • All Nippon Airways Co., Ltd.
  • Terumo Corporation
  • Nabtesco Corporation
  • Toray Industries, Inc.
Writer : FUJII Kazuya, Mechanical Engineering
(Osaka Prefectural College of Technology, Neyagawa Campus)