Search Results - "Fujiwara, Kazutoshi"

Corrosion Behavior of Carbon Steel Piping in Flowing Diluted Seawater by Fujiwara, Kazutoshi, Tani, Junichi, Ohta, Joji, Fukaya, Yuichi, Hirasaki, Toshifumi

“…Countermeasures against the corrosion problems caused by seawater should be sufficiently considered at the spent fuel pool of the Fukushima Daiichi nuclear…”
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Prediction of flow-accelerated corrosion in single/dual elbow in pipelines considering geometric parameters and layout effect by YONEDA, Kimitoshi, UCHIYAMA, Yuta, MORITA, Ryo, FUJIWARA, Kazutoshi

“…Flow-accelerated corrosion (FAC) is the major pipe wall thinning phenomenon to be managed for its potential of catastrophic pipe rupture. Present management…”
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The influence of material hardness on liquid droplet impingement erosion by Fujisawa, Nobuyuki, Yamagata, Takayuki, Takano, Shotaro, Saito, Kengo, Morita, Ryo, Fujiwara, Kazutoshi, Inada, Fumio

“…•Liquid droplet impingement erosion is studied for various metal materials.•Average power dependency on droplet velocity is found as 7.•Power dependency on…”
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Development of flow-accelerated corrosion prediction method (2) Modeling and validation with thinning rate profile data by YONEDA, Kimitoshi, FUJIWARA, Kazutoshi, MORITA, Ryo, INADA, Fumio

“…A series of study is presented to develop a prediction method for pipe wall thinning in power plants in order to improve the maintenance management for piping…”
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Development of flow-accelerated corrosion prediction method (1) Acquisition of basic experimental data including low temperature condition by YONEDA, Kimitoshi, MORITA, Ryo, FUJIWARA, Kazutoshi, INADA, Fumio

“…A series of study is presented to develop a prediction method for pipe wall thinning in power plants in order to improve the maintenance management for piping…”
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Prediction of corrosion products of iron at a low‐level radioactive waste disposal facility in Japan by Fujiwara, Kazutoshi, Tani, Junichi, Hironaga, Michihiko

“…Estimation of the volumetric expansion ratio due to the corrosion of metals is an essential part of the safety assessment of low‐level radioactive waste…”
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Applicability of Chemical Cleaning Process to Steam Generator Secondary Side, (III): Effect of Chemical Cleaning on Long Term Integrity of Steam Generator Tube after Chemical Cleaning Process by KAWAMURA, Hirotaka, FUJIWARA, Kazutoshi, KANBE, Hiromi, HIRANO, Hideo, TAKIGUCHI, Hideki, YOSHINO, Kouji, YAMAMOTO, Shuuichi, SHIBATA, Toshio, ISHIGURE, Kenkichi

“…The application of the chemical cleaning process to dissolve and remove scales and sludge by chemicals is being planned at the Japanese pressurized water…”
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Applicability of Chemical Cleaning Process to Steam Generator Secondary Side, (IV): Comprehensive Applicability Evaluation of Chemical Cleaning and Its Effect on Integrity of Other Structural Materials Other than Steam Generator Tubes by FUJIWARA, Kazutoshi, KAWAMURA, Hirotaka, KANBE, Hiromi, HIRANO, Hideo, TAKIGUCHI, Hideki, YOSHINO, Kouji, YAMAMOTO, Shuuichi, SHIBATA, Toshio, ISHIGURE, Kenkichi

“…The application of chemical cleaning for dissolving and removing scale and sludge is being planned in the Japanese pressurized water reactor (PWR) plant in…”
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Prediction of flow-accelerated corrosion in single/dual elbow in pipelines considering geometric parameters and layout effect by YONEDA, Kimitoshi, UCHIYAMA, Yuta, MORITA, Ryo, FUJIWARA, Kazutoshi

“…Flow-accelerated corrosion (FAC) is the major pipe wall thinning phenomenon to be managed for its potential of catastrophic pipe rupture. Present management…”
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Applicability of Chemical Cleaning Process to Steam Generator Secondary Side, (I): Outline of the Investigation and Cleaning Effectiveness by FUJIWARA, Kazutoshi, KAWAMURA, Hirotaka, KANBE, Hiromi, HIRANO, Hideo, TAKIGUCHI, Hideki, YOSHINO, Kouji, YAMAMOTO, Shuuichi, SHIBATA, Toshio, ISHIGURE, Kenkichi

“…The application of the chemical cleaning process to dissolve and remove scales and sludge by chemicals is being planned at the Japanese pressurized water…”
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Applicability of Chemical Cleaning Process to Steam Generator Secondary Side, (II): Effect of Chemical Cleaning on Integrity of SG Tubing under Accelerated IGSCC Conditions by KAWAMURA, Hirotaka, FUJIWARA, Kazutoshi, KANBE, Hiromi, HIRANO, Hideo, TAKIGUCHI, Hideki, YOSHINO, Kouji, YAMAMOTO, Shuuichi, SHIBATA, Toshio, ISHIGURE, Kenkichi

“…The application of a chemical cleaning process to dissolve and remove scale and sludge by chemicals is being planned for Japanese pressurized water reactor…”
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Model of physico-chemical effect on flow accelerated corrosion in power plant by Fujiwara, Kazutoshi, Domae, Masafumi, Yoneda, Kimitoshi, Inada, Fumio

“…► Model of chemical effect on FAC was developed. ► Equation to evaluate the dissolved oxygen concentration for FAC suppression was derived. ► The model…”
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Immunoassay Using Chemiluminescence Detection of Dyestuff-Containing Liposomes as a Labeling Reagent by TSUKAGOSHI, Kazuhiko, AKASAKA, Hideshi, OKUMURA, Yasuo, FUKAYA, Ryosuke, OTSUKA, Miwa, FUJIWARA, Kazutoshi, UMEHARA, Hiroyuki, MAEDA, Reiko, NAKAJIMA, Riichiro

“…A new immunoassay using chemiluminescence detection of dyestuff-containing liposomes as a labeling reagent is proposed. Human serum albumin labeled with Eosin…”
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Thermal Decomposition of 3-Methoxypropylamine as an Alternative Amine in PWR Secondary Systems by DOMAE, Masafumi, FUJIWARA, Kazutoshi

“…The secondary coolant of pressurized water reactors is buffered to slightly alkaline pH by ammonia or amines in order to suppress corrosion…”
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Thermal Decomposition of 3-Methoxypropylamine as an Alternative Amine in PWR Secondary Systems by DOMAE, Masafumi, FUJIWARA, Kazutoshi

“…The secondary coolant of pressurized water reactors is buffered to slightly alkaline pH by ammonia or amines in order to suppress corrosion…”
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A new method for decontamination of radioactive waste using low-pressure arc discharge by Fujiwara, Kazutoshi, Furukawa, Shizue, Adachi, Kazuo, Amakawa, Tadashi, Kanbe, Hiromi

“…In this paper, the decontamination features of the low-pressure arc-discharge method for radioactive waste generated in the operation and maintenance of…”
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An in Situ Raman Spectroscopy System for Long-term Corrosion Experiments in High Temperature Water up to 673 K by DOMAE, Masafumi, TANI, Jun-ichi, FUJIWARA, Kazutoshi, KATSUMURA, Yosuke

“…A Raman spectroscopy system has been developed, in order to identify metal oxides formed on the surfaces of metals and steels in high temperature water up to…”
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Applicability of Chemical Cleaning Process to Steam Generator Secondary Side, (IV): Comprehensive Applicability Evaluation of Chemical Cleaning and Its Effect on Integrity of Other Structural Materials Other than Steam Generator Tubes by FUJIWARA, Kazutoshi, KAWAMURA, Hirotaka, KANBE, Hiromi, HIRANO, Hideo, TAKIGUCHI, Hideki, YOSHINO, Kouji, YAMAMOTO, Shuuichi, SHIBATA, Toshio, ISHIGURE, Kenkichi

“…The application of chemical cleaning for dissolving and removing scale and sludge is being planned in the Japanese pressurized water reactor (PWR) plant in…”
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An in Situ Raman Spectroscopy System for Long-term Corrosion Experiments in High Temperature Water up to 673 K by DOMAE, Masafumi, TANI, Jun-ichi, FUJIWARA, Kazutoshi, KATSUMURA, Yosuke

“…A Raman spectroscopy system has been developed, in order to identify metal oxides formed on the surfaces of metals and steels in high temperature water up to…”
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Applicability of Chemical Cleaning Process to Steam Generator Secondary Side, (II): Effect of Chemical Cleaning on Integrity of SG Tubing under Accelerated IGSCC Conditions by KAWAMURA, Hirotaka, FUJIWARA, Kazutoshi, KANBE, Hiromi, HIRANO, Hideo, TAKIGUCHI, Hideki, YOSHINO, Kouji, YAMAMOTO, Shuuichi, SHIBATA, Toshio, ISHIGURE, Kenkichi

“…The application of a chemical cleaning process to dissolve and remove scale and sludge by chemicals is being planned for Japanese pressurized water reactor…”
Get full text