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Featured researches published by Tetsu Konishi.


ASME 2005 Power Conference | 2005

Development of Welded Rotors for High-Temperature Steam Turbines

Ryotaro Magoshi; Yoshinori Tanaka; Takashi Nakano; Tetsu Konishi; Shin Nishimoto; Takashi Shige; Yoshikuni Kadoya

Steam turbine plants face strict market demand for high-temperature operation, streamlining, and shortened delivery times. The welded rotor enables streamlining through the use of material most appropriate for high to low-temperature parts. The use of materials will also enable a shift to larger capacity and shorter delivery times. The hetero-material welded rotor consisting of 2.25CrMoV, 9%Cr, and 3.5NiCrMoV steel was developed to meet these demands and verified at Takasago combined cycle plant. The plant has been conducting commercial and proving operations on the rotors. In this paper the authors introduce verification of work execution, strength, thermal stability, inspection for the welded rotor, and actual machine commercial operation.© 2005 ASME


Archive | 1999

Steam turbine different material welded rotor

Tetsu Konishi; Ryotaro Magoshi


Archive | 2002

Shaft seal for a rotating machine

Zenichi Yoshida; Tanehiro Shinohara; Toshihiro Miyawaki; Tetsu Konishi; Takashi Nakano; Kenji Enomoto; Yutaka Toda


Archive | 1999

Seal ring for steam turbine

Ryotaro Magoshi; Tetsu Konishi; Zenichi Yoshida


Archive | 1999

Steam turbine jointed stationary blade

Tetsu Konishi; Keizo Tanaka; Hideyuki Toda; Asaharu Matsuo; Toyokazu Kuwana; Ryotaro Magoshi


Archive | 2009

Plate-like-object manufacturing method, plate-like objects, gas-turbine combustor, and gas turbine

Hitoshi Morimoto; Hidenori Kanki; Tatsuo Ishiguro; Hiroki Shibata; Tetsu Konishi; Kenji Sato


Archive | 2012

Acoustic damper, combustor, and gas turbine

Masaki Ono; Tetsu Konishi


Archive | 2011

Coolng structure for recovery-type air-cooled gas turbine combustor

Satoshi Mizukami; Tatsuo Ishiguro; Junichiro Masada; Kazumasa Takata; Shunsuke Torii; Yuya Fukunaga; Tetsu Konishi; Yoshiaki Nishimura; Yoshiaki Igarashi; Shinya Ishikawa


Archive | 1999

Steam turbine stationary blade

Tetsu Konishi; Ryotaro Magoshi; Hideyuki Toda; Takaaki Matsuo; Eiichiro Watanabe


Archive | 2009

Plates having cooling channels, and method for welding the plates and increasing a dimension of the cooling channels adjacent the welded section

Hitoshi Morimoto; Hidenori Kanki; Tatsuo Ishiguro; Hiroki Shibata; Tetsu Konishi; Kenji Sato

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Ryotaro Magoshi

Mitsubishi Heavy Industries

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Hiroki Shibata

Mitsubishi Heavy Industries

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Satoshi Mizukami

Mitsubishi Heavy Industries

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Shinya Ishikawa

Mitsubishi Heavy Industries

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Tatsuo Ishiguro

Mitsubishi Heavy Industries

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Katsunori Tanaka

Mitsubishi Heavy Industries

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Koichi Akagi

Mitsubishi Heavy Industries

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Satoshi Hada

Mitsubishi Heavy Industries

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