Browsing by Author "Hata, Satoshi"
Now showing items 1-15 of 15
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Kaneko, Yasutomo; Mori, Kazushi; Miyawaki, Toshihiro; Hata, Satoshi (Texas A&M University. Turbomachinery Laboratories, 2007)The advanced integral shroud blade (ISB) structure has been developed to improve the reliability and thermal efficiency of mechanical drive steam turbines. This advanced ISB has been applied to not only the control stage ...
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Katagake, Makoto; Ikeno, Kyoichi; Hata, Satoshi (Texas A&M University. Turbomachinery Laboratories, 2014)
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Hata, Satoshi; Nagai, Naoyuki; Yasui, Toyoaki; Tsukamoto, Hiroshi (Texas A&M University. Turbomachinery Laboratories, 2008)For mechanical drive steam turbines, the investigation results of corrosion fatigue phenomena in the transient zone are introduced, including basic phenomena on expansion line and actual design and damage experience. These ...
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Hata, Satoshi; Nagai, Naoyuki; Fujimura, Norihito (Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2013)For mechanical drive steam turbines, the investigation results of corrosion fatigue phenomena in the transient zone are introduced, including basic phenomena on expansion line and actual design and damage experience. ...
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Vengurlekar, Ashutosh; Fisher, Robert D.; Nakamura, Yuki; Sasaki, Yuichi; Hata, Satoshi; Ikeno, Kyoichi (Turbomachinery Laboratories, Texas A&M Engineering Experiment Station, 2016)Blade failure was observed on a backpressure steam turbine (driving a centrifugal compressor) after it was in service for more than one year. This paper presents details of observations, inspections carried out and root ...
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Vengurlekar, Ashutosh; Fisher, Robert D.; Nakamura, Yuki; Sasaki, Yuichi; Hata, Satoshi; Ikeno, Kyoichi (Turbomachinery Laboratories, Texas A&M Engineering Experiment Station, 2016)Case Study 19: Blade failure was observed on a backpressure steam turbine (driving a centrifugal compressor) after it was in service for more than one year. This paper presents details of observations, inspections carried ...
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Ikeno, Kyouichi; Sasaki, Yuichi; Kawabata, Ryou; Yoshida, Satoru; Hata, Satoshi (Texas A&M University. Turbomachinery Laboratories, 2010)Capacities at today’s modern ethylene and refinery plants have steadily increased, giving rise to a growing demand for larger compressors and more powerful drivers all of which require larger rotating parts. In keeping ...
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Bhat, Gampa I.; Hata, Satoshi; Ikeno, Kyoichi; Tsurusaki, Yuzo (Texas A&M University. Turbomachinery Laboratories, 2004)To compete in today’s economic climate, petrochemical plants are strategizing on continuous long-term operation to reduce maintenance costs and increase productivity. This strategy has led some plants to go from eight years ...
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Sasaki, Tomoyoshi; Hata, Satoshi; Ikeno, Kyoichi (Texas A&M University. Turbomachinery Laboratories, 2002)Recently, synthesis gas compressor drive steam turbines have required upgrading to increase efficiency and reliability for saving both operation and maintenance costs in many ammonia plants. This paper introduces the latest ...
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Sasaki, Tomoyoski; Hata, Satoshi; Kobayashi, Masahiro; Isumi, Osamu (Texas A&M University. Turbomachinery Laboratories, 2000)Recently, large capacity ethylene plants have been constructed in the world and the trend for the capacity of these plants is increasing. At present it reaches up to about one million tons per year and more. Accordingly, ...
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Saga, Manabu; Iwasaki, Shugo; Tsurusaki, Yuzo; Hata, Satoshi (Texas A&M University. Turbomachinery Laboratories, 2005)Mechanical drive steam turbines play an important role as core equipment in petrochemical plants, and these turbines are protected for safe operation by an antioverspeed trip device, as well as other monitoring and protection ...
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Ikeno, Kyoichi; Katagake, Makoto; Hata, Satoshi (Turbomachinery Laboratories, Texas A&M Engineering Experiment Station, 2016)Case Study 3
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Hata, Satoshi; Ikeno, Kyoichi; Tasaki, Akinori; Walton, Matt; Jain, Abhay (Turbomachinery Laboratories, Texas A&M Engineering Experiment Station, 2016)Tutorial 9: Changing markets, industry demands for increased efficiency and long term operation, and availability of new technology have all contributed in development of more efficient and reliable turbomachines. The ...
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Kiuchi, Daisuke; Fujimura, Norihito; Hata, Satoshi; Horiba, Junichi (Turbomachinery Laboratory, Texas A&M Engineering Experiment Station, 2013)The systematic monitoring and evaluation of turbomachinery is an important diagnostic tool in the execution of a long-term maintenance plan as well as the prevention of unexpected outages due to machinery breakdown. ...
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Isumi, Osamu; Niiyama, Takashi; Mori, Kazushi; Hata, Satoshi (Texas A&M University. Turbomachinery Laboratories, 2009)In 2009, the authors designed a compressor drive steam turbine for air separation units (ASU) application up to 200 MW (268,000 hp), using large 500 mm (19.7 inch) blade rows, which have a low-pressure (LP) flow capacity ...