• 128 引用
  • 6 h指数
19992019
Pureに変更を加えた場合、すぐここに表示されます。

研究成果 1999 2019

2019
公開
cavitation
erosion
erosion rate
acoustics
Young modulus

Characteristics and internal flow of a low specific speed pump used as a turbine

Liu, Z. H., Yukawa, T., Miyagawa, K., Fahimi, T. & Tahani, M., 2019 3 28, : : IOP Conference Series: Earth and Environmental Science. 240, 4, 042007.

研究成果: Conference article

公開
turbine
pump
suction
small scale hydropower
secondary flow

Counter-rotating type tidal stream power unit: Excellent performance verified at offshore test

Samura, I., Kuwano, K., Kawashima, R., Oda, T., Imakyurei, T., Inoue, H., Tokunaga, Y., Kanemoto, T., Miyagawa, K., Miwa, T. & Yamanokuchi, H., 2019 3 28, : : IOP Conference Series: Earth and Environmental Science. 240, 5, 052003.

研究成果: Conference article

公開
torque
shaft
control system
momentum
friction
公開
pump
liquid
leakage
design method
engine

Design optimization of medium specific speed Francis turbines with unshrouded runners

Takahashi, W., Shinji, M., Liu, Z. H., Miyagawa, K. & Hayashi, Y., 2019 3 28, : : IOP Conference Series: Earth and Environmental Science. 240, 2, 022060.

研究成果: Conference article

公開
turbine
leakage
manufacturing
cost
loss
公開
small scale hydropower
turbine
cost
footprint
topology
公開
cavitation
flow field
coating
polymer
turbine

Fluid exciting force due to flutter and rotor-stator interactions in axial flow turbines

Ajiro, K., Matsuda, K., Onishi, K., Mineshima, T. & Miyagawa, K., 2019 3 28, : : IOP Conference Series: Earth and Environmental Science. 240, 2, 022061.

研究成果: Conference article

公開
turbine
hydraulics
fluid
fluid-structure interaction
Navier-Stokes equations

Foreword

Kato, C. & Miyagawa, K., 2019 3 28, : : IOP Conference Series: Earth and Environmental Science. 240, 1, 011001.

研究成果: Editorial

公開
公開
friction
hydraulics
pump
torque
vortex

Influence of forward rake and skew blade angle on positive slope characteristics of mixed flow pumps

Nitta, N., Maeda, S., Kanno, H., Miyagawa, K., Shinozuka, Y., Kado, K. & Tomimatsu, S., 2019 3 28, : : IOP Conference Series: Earth and Environmental Science. 240, 3, 032045.

研究成果: Conference article

公開
pump
angular momentum
rate

Influence of guide vane clearance on internal flow of medium-specific speed Francis turbine

Kishor Kumar, G., Tanaka, T., Yamaguchi, N., Taniwaki, T., Miyagawa, K. & Takahashi, W., 2019 3 28, : : IOP Conference Series: Earth and Environmental Science. 240, 2, 022056.

研究成果: Conference article

公開
turbine
speed
experiment
sensor
simulation

Internal flow and stability of balance piston for a rocket pump

Kimura, N., Yoshii, Y., Uchiyama, K. & Miyagawa, K., 2019 1 1.

研究成果: Paper

Rockets
Pistons
Pumps
Rotors
Computational fluid dynamics

Proposal of a new hydraulic turbine capable of high efficiency operation over a wide range of flow rate and effective head

Irie, T., Takahashi, W., Shinji, M., Miyagawa, K., Sugimoto, T., Naganuma, T. & Waku, R., 2019 3 28, : : IOP Conference Series: Earth and Environmental Science. 240, 2, 022064.

研究成果: Conference article

公開
turbine
hydraulics
outflow
vortex
rate
公開
cavitation
statistical analysis
erosion
sensor
distribution

Unsteady behavior of a radial fan in a pulsating flow field

Shiratori, S., Nakamura, Y., Yasui, K., Yamada, S. & Miyagawa, K., 2019 1 1.

研究成果: Paper

Hysteresis loops
Fans
Flow fields
Computational fluid dynamics
Bode diagrams
公開
pump
thrust
simulation
hydraulics
machinery
2018

Clogging mechanisms of vortex pumps: Fibrous material motion capture and simulation with a CFD and DEM coupling method

Imasaka, Y., Miyagawa, K., Kanno, H., Nohmi, M., Saito, S., Isono, M. & Kawai, M., 2018 1 1, Fluid Machinery; Erosion, Slurry, Sedimentation; Experimental, Multiscale, and Numerical Methods for Multiphase Flows; Gas-Liquid, Gas-Solid, and Liquid-Solid Flows; Performance of Multiphase Flow Systems; Micro/Nano-Fluidics. American Society of Mechanical Engineers (ASME), 巻 3.

研究成果: Conference contribution

Finite difference method
Computational fluid dynamics
Vortex flow
Pumps
Velocity measurement
4 引用 (Scopus)

Experimental analysis of diffuser rotating stall in a three-stage centrifugal pump

Takamine, T., Furukawa, D., Watanabe, S., Watanabe, H. & Miyagawa, K., 2018 1 1, : : International Journal of Fluid Machinery and Systems. 11, 1, p. 77-84 8 p.

研究成果: Article

Centrifugal pumps
Flow rate
Rotors

Influence of pulsating flow on turbine performance investigated by DES and PIV

Nakamura, Y., Chinen, M., Sakakibara, M. & Miyagawa, K., 2018 1 1, Fluid Machinery; Erosion, Slurry, Sedimentation; Experimental, Multiscale, and Numerical Methods for Multiphase Flows; Gas-Liquid, Gas-Solid, and Liquid-Solid Flows; Performance of Multiphase Flow Systems; Micro/Nano-Fluidics. American Society of Mechanical Engineers (ASME), 巻 3.

研究成果: Conference contribution

Velocity measurement
Turbines
Vortex flow
Computational fluid dynamics
Diffusers (fluid)
1 引用 (Scopus)
turbine
leakage
vortex
small scale hydropower
secondary flow
1 引用 (Scopus)

Investigation of interaction between tip leakage flow generated by unshrouded impeller and diffuser internal flow

Ichinose, A., Yoshimura, N. K. M., Hayashi, T. & Miyagawa, K., 2018 1 1, Fluid Machinery; Erosion, Slurry, Sedimentation; Experimental, Multiscale, and Numerical Methods for Multiphase Flows; Gas-Liquid, Gas-Solid, and Liquid-Solid Flows; Performance of Multiphase Flow Systems; Micro/Nano-Fluidics. American Society of Mechanical Engineers (ASME), 巻 3.

研究成果: Conference contribution

Computational fluid dynamics
Pumps
Computer simulation
Impellers
Pressure distribution
2017
Bearings (structural)
Journal bearings
Computational fluid dynamics
Hydrodynamics
Rotors
2 引用 (Scopus)

Experimental investigation on diffuser rotating stall in a three-stage centrifugal pump

Takamine, T., Watanabe, S., Furukawa, D., Watanabe, H. & Miyagawa, K., 2017 1 1, Symposia: Keynotes; Advances in Numerical Modeling for Turbomachinery Flow Optimization; Fluid Machinery; Industrial and Environmental Applications of Fluid Mechanics; Pumping Machinery. American Society of Mechanical Engineers (ASME), 巻 1A-2017.

研究成果: Conference contribution

Centrifugal pumps
Rotors
Flow rate
Impellers
Channel flow
1 引用 (Scopus)
Hydrofoils
Coatings
Cavitation
Turbines
Metal foil
2016
4 引用 (Scopus)
Bearings (structural)
Rotors
Water
Stators
Fluids
22 引用 (Scopus)

Numerical simulation of cavitation surge and vortical flows in a diffuser with swirling flow

Ji, B., Wang, J., Luo, X., Miyagawa, K., Xiao, L. Z., Long, X. & Tsujimoto, Y., 2016 6 1, : : Journal of Mechanical Science and Technology. 30, 6, p. 2507-2514 8 p.

研究成果: Article

Diffusers (fluid)
Surges (fluid)
Swirling flow
Cavitation
Vortex flow
15 引用 (Scopus)

Study of flow instability in off design operation of a multistage centrifugal pump

Shibata, A., Hiramatsu, H., Komaki, S., Miyagawa, K., Maeda, M., Kamei, S., Hazama, R., Sano, T. & Iino, M., 2016 2 1, : : Journal of Mechanical Science and Technology. 30, 2, p. 493-498 6 p.

研究成果: Article

Centrifugal pumps
Numerical analysis
Pumps
pipe
cavitation
experiment
turbine
vortex
2015
3 引用 (Scopus)

Development of high-efficiency and low-cost shroudless turbine for small hydropower generation plant

Nakamura, Y., Komatsu, H., Shiratori, S., Shima, R., Saito, S. & Miyagawa, K., 2015, ICOPE 2015 - International Conference on Power Engineering. Japan Society of Mechanical Engineers

研究成果: Conference contribution

Turbines
Costs
Computational fluid dynamics
Francis turbines
Cavitation corrosion

Development of shroudless francis turbine

Nakamura, Y., Shima, R., Komatsu, H., Shiratori, S. & Miyagawa, K., 2015 1 1.

研究成果: Paper

Francis turbines
Cost reduction
Computational fluid dynamics
Small power plants
Hydroelectric power plants

Flow instability in off design condition of vaned and vaneless diffuser centrifugal pump

Hiramatsu, H., Shibata, A., Komaki, S., Miyagawa, K. & Sano, T., 2015 1 1.

研究成果: Paper

Diffusers (fluid)
Centrifugal pumps
Vortex flow
Pumps
Flow simulation
8 引用 (Scopus)

Measurements of axial and radial thrust forces working on a three-stages centrifugal pump rotor

Yamashita, T., Watanabe, S., Hara, Y., Watanabe, H. & Miyagawa, K., 2015 1 1.

研究成果: Paper

Centrifugal pumps
Rotors
Flow rate
Ball bearings
Journal bearings
4 引用 (Scopus)

Study on cavitation influence for pump head in an axial flow pump

Hosono, K., Kajie, Y., Saito, S. & Miyagawa, K., 2015 12 3, : : Journal of Physics: Conference Series. 656, 1, 012062.

研究成果: Article

axial flow pumps
cavitation flow
pumps
internal flow
high speed cameras
2 引用 (Scopus)

Study on flow instability and countermeasure in a draft tube with swirling flow

Nakashima, T., Matsuzaka, R., Miyagawa, K., Yonezawa, K. & Tsujimoto, Y., 2015, : : International Journal of Fluid Machinery and Systems. 8, 4, p. 230-239 10 p., A02.

研究成果: Article

Surges (fluid)
Swirling flow
Cavitation
Vortex flow
Diffusers (fluid)
2014
6 引用 (Scopus)

An experimental study on pump clogging

Isono, M., Nohmi, M., Uchida, H., Kawai, M., Kudo, H., Kawahara, T., Miyagawa, K. & Saito, S., 2014, IOP Conference Series: Earth and Environmental Science. Institute of Physics Publishing, 巻 22. 012009

研究成果: Conference contribution

pump
experimental study
sewage
material
design method
1 引用 (Scopus)

Improvement of partial load performance of francis turbine runner

Yamaguchi, N., Tanaka, T. & Miyagawa, K., 2014, IET Conference Publications. CP658 版 Institution of Engineering and Technology, 巻 2014.

研究成果: Conference contribution

Francis turbines
Turbines
Computational fluid dynamics
Flow rate
Economics
15 引用 (Scopus)
Hydrofoils
Cavitation
Propellers
Unsteady flow
Turbulent flow
5 引用 (Scopus)

Study on clogging mechanism of fibrous materials in a pump by experimental and computational approaches

Kudo, H., Kawahara, T., Kanai, H., Miyagawa, K., Saito, S., Isono, M., Nohmi, M., Uchida, H. & Kawai, M., 2014, IOP Conference Series: Earth and Environmental Science. Institute of Physics Publishing, 巻 22. 012011

研究成果: Conference contribution

pump
experiment
air
rigidity
flow velocity

Study on flow instability and countermeasure in a draft tube with swirling flow

Nakashima, T., Matsuzaka, R., Miyagawa, K., Yonezawa, K. & Tsujimoto, Y., 2014, IOP Conference Series: Earth and Environmental Science. Institute of Physics Publishing, 巻 22. 032007

研究成果: Conference contribution

cavitation
turbine
vortex
aeration
simulation

Study on the flow stability and dynamic characteristics of a water bearing

Zhai, L., Kitauchi, S., Miyagawa, K. & Wang, Z., 2014, IET Conference Publications. CP658 版 Institution of Engineering and Technology, 巻 2014.

研究成果: Conference contribution

Bearings (structural)
Water
Rotors
Computational fluid dynamics
Dynamic analysis
2013
1 引用 (Scopus)

Numerical analysis of unsteady cavitation shedding dynamics around NACA66 hydrofoil by large-eddy simulation

Ji, B., Miyagawa, K., Luo, X. W., Wu, Y. L. & Xu, H. Y., 2013, IOP Conference Series: Materials Science and Engineering. TOPIC 6 版 巻 52. 062016

研究成果: Conference contribution

Hydrofoils
Large eddy simulation
Cavitation
Numerical analysis
Flow structure
2012
13 引用 (Scopus)

Cavitation surge in a small model test facility simulating a hydraulic power plant

Yonezawa, K., Konishi, D., Miyagawa, K., Avellan, F., Doerfler, P. & Tsujimoto, Y., 2012, : : International Journal of Fluid Machinery and Systems. 5, 4, p. 152-160 9 p.

研究成果: Article

Surges (fluid)
Test facilities
Cavitation
Power plants
Flow rate
2 引用 (Scopus)

Investigation of flow pattern downstream of spiral grooved runner cone in pump-turbine

Sano, T., Maekawa, M., Okamoto, N., Yano, H. & Miyagawa, K., 2012, IOP Conference Series: Earth and Environmental Science. PART 版 巻 15. 022019

研究成果: Conference contribution

flow pattern
turbine
pump
velocity profile
model test
2011
1 引用 (Scopus)

A new methodology for suppressing pressure pulsation in a draft tube by grooved runner cone

Sano, T., Ookawa, M., Watanabe, H., Okamoto, N., Yano, H., Fukuda, N., Maekawa, M. & Miyagawa, K., 2011, ASME-JSME-KSME 2011 Joint Fluids Engineering Conference, AJK 2011. PARTS A, B, C, D 版 巻 1. p. 1943-1950 8 p.

研究成果: Conference contribution

Cones
Turbine pumps
Hydraulic turbines
Water injection
Design of experiments
3 引用 (Scopus)

Status of integrated IHX/Pump development for JSFR

Handa, T., Oda, Y., Ono, Y., Miyagawa, K., Matsumoto, I., Shimoji, K., Inoue, T., Ishikawa, H. & Hayafune, H., 2011 4, : : Journal of Nuclear Science and Technology. 48, 4, p. 669-676 8 p.

研究成果: Article

Fast reactors
heat exchangers
Heat exchangers
Japan
reactors

Status of integrated IHX/Pump development for JSFR

Handa, T., Oda, Y., Ono, Y., Miyagawa, K., Matsumoto, I., Shimoji, K., Inoue, T., Ishikawa, H. & Hayafune, H., 2011, : : Journal of Nuclear Science and Technology. 48, 4, p. 669-676 8 p.

研究成果: Article

Fast reactors
heat exchangers
Heat exchangers
Japan
reactors
2009

Dynamic characteristics of the radial clearance flow between axially oscillating rotational disk and stationary disk

Horiguchi, H., Ueno, Y., Takahashi, K., Miyagawa, K. & Tsujimoto, Y., 2009, Proceedings of the ASME Fluids Engineering Division Summer Conference 2009, FEDSM2009. PART A 版 巻 1. p. 243-251 9 p.

研究成果: Conference contribution

Damping
Stiffness
Rotating disks
Fluids
Experiments
2007
1 引用 (Scopus)

Development of high performance oxidizer turbo-pump

Takida, J., Yoshikawa, K., Ogawara, A., Atsumi, M., Miyagawa, K., Kobayashi, K. & Miyawaki, T., 2007, Collection of Technical Papers - 43rd AIAA/ASME/SAE/ASEE Joint Propulsion Conference. 巻 5. p. 4870-4876 7 p.

研究成果: Conference contribution

oxidizers
pump
pumps
shaft
turbine pumps
2006
Pumps
pumps
Gases
venting
cost reduction