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Featured researches published by H. Kondo.


14th International Conference on Nuclear Engineering | 2006

Two-Dimensional Optical Measurement of Waves on Liquid Lithium Jet Simulating IFMIF Target Flow

Kazuhiro Itoh; Taro Itoh; Yutaka Kukita; Hiroyuki Koterazawa; H. Kondo; Nobuo Yamaoka; Hiroshi Horiike; Mizuho Ida; Hideo Nakamura; H. Nakamura; Takeo Muroga

Waves on a liquid-lithium jet flow, simulating a proposed high-energy beam target design, have been measured using an optical technique based on specular reflection of a single laser beam on the jet surface. The streamwise and spanwise fluctuations of the local free-surface slope were least-square fitted with a sinusoidal curve to makeup the signals lost due to the constriction in the optical arrangement. The waveform was estimated with an assumption that wave phase speed can be calculated using the dispersion relation for linear capillary-gravity waves. The direction of propagation on the jet surface was also evaluated so that the wave amplitudes, calculated by integral of slope angle signal, agree consistently in streamwise and spanwise direction. These measurements and analyses show that the waves at the measurement location for a jet velocity of 1.2 m/s can best be represented by oblique waves with an inclination of 1.23 rad, a wavelength of 3.8 mm and a wave amplitude of about 0.05 mm.Copyright


symposium on fusion technology | 2007

Investigation of free-surface fluctuations of liquid lithium flow for IFMIF lithium target by using an electro-contact probe

Takuji Kanemura; H. Kondo; Nobuo Yamaoka; S. Miyamoto; Mizuho Ida; H. Nakamura; Izuru Matsushita; Takeo Muroga; Hiroshi Horiike


symposium on fusion technology | 2005

Surface wave on high speed liquid lithium flow for IFMIF

H. Kondo; A. Fujisato; Nobuo Yamaoka; Shoji Inoue; S. Miyamoto; Toshiyuki Iida; H. Nakamura; Mizuho Ida; I. Matushita; Takeo Muroga; Hiroshi Horiike


Fusion Engineering and Design | 2008

Latest design of liquid lithium target in IFMIF

H. Nakamura; P. Agostini; Kuniaki Ara; S. Cevolani; T. Chida; M. Ciotti; Satoshi Fukada; Kazuyuki Furuya; P. Garin; A. Gessii; D. Guisti; V. Heinzel; Hiroshi Horiike; Mizuho Ida; S. Jitsukawa; Takuji Kanemura; H. Kondo; Y. Kukita; R. Lösser; H. Matsui; G. Miccichè; Makoto Miyashita; Takeo Muroga; B. Riccardi; S. Simakov; R. Stieglitz; M. Sugimoto; Akihiro Suzuki; Shiro Tanaka; Takayuki Terai


Journal of Nuclear Materials | 2004

High speed lithium flow experiments for IFMIF target

H. Kondo; A. Fujisato; Nobuo Yamaoka; Shoji Inoue; S. Miyamoto; Fuminobu Sato; Toshiyuki Iida; Hiroshi Horiike; I Matushita; Mizuho Ida; Hideo Nakamura; H. Nakamura; Takeo Muroga


Fusion Engineering and Design | 2006

Experimental study of lithium free-surface flow for IFMIF target design

H. Kondo; A. Fujisato; Nobuo Yamaoka; Shoji Inoue; S. Miyamoto; Toshiyuki Iida; H. Nakamura; Mizuho Ida; I. Matushita; Takeo Muroga; Hiroshi Horiike


symposium on fusion technology | 2009

Thickness distribution of high-speed free-surface lithium flow simulating IFMIF target

H. Kondo; Takuji Kanemura; Hirokazu Sugiura; Nobuo Yamaoka; S. Miyamoto; Mizuho Ida; H. Nakamura; Izuru Matsushita; Takeo Muroga; Hiroshi Horiike


Fusion Engineering and Design | 2008

Measurement of free-surface velocity of liquid lithium flow for IFMIF

Takuji Kanemura; H. Kondo; Hirokazu Sugiura; Y. Niwa; K. Ko; Nobuo Yamaoka; S. Miyamoto; Mizuho Ida; H. Nakamura; Izuru Matsushita; Takeo Muroga; Hiroshi Horiike


Fusion Engineering and Design | 2008

Liquid metal cooling issues for fusion and fission

Hiroshi Horiike; S. Konishi; H. Kondo; A. Yamaguchi


symposium on fusion technology | 2007

Measurement of free surface of liquid metal lithium jet for IFMIF target

H. Kondo; Takuji Kanemura; Nobuo Yamaoka; S. Miyamoto; Mizuho Ida; H. Nakamura; I. Matushita; Takeo Muroga; Hiroshi Horiike

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H. Nakamura

Japan Atomic Energy Agency

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Mizuho Ida

Japan Atomic Energy Agency

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Izuru Matsushita

Mitsubishi Heavy Industries

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