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2017

Atmospheric corrosion sensor based on strain measurement

Kasai, N., Hiroki, M., Yamada, T., Kihira, H., Matsuoka, K., Kuriyama, Y. & Okazaki, S. 2017 Jan 1 In : Measurement Science and Technology. 28, 1, 015106

Research output: Contribution to journalArticle

Atmospheric corrosion
Sensors
Strain measurement
Low carbon steel
Corrosion
2016
1 Citations

Application of risk curve for statistical analysis of backside corrosion in the bottom floors of oil storage tanks

Kasai, N., Maeda, T., Tamura, K., Kitsukawa, S. & Sekine, K. 2016 May 1 In : International Journal of Pressure Vessels and Piping. 141, p. 19-25 7 p.

Research output: Contribution to journalArticle

Corrosion
Statistical methods
4 Citations

Effect of gasoline pool fire on liquid hydrogen storage tank in hybrid hydrogen-gasoline fueling station

Sakamoto, J., Nakayama, J., Nakarai, T., Kasai, N., Shibutani, T. & Miyake, A. 2016 Jan 21 In : International Journal of Hydrogen Energy. 41, 3, p. 2096-2104 9 p.

Research output: Contribution to journalArticle

Gasoline
Liquids
Hydrogen storage
Hydrogen
Fueling

Leakage-type-based analysis of accidents involving hydrogen fueling stations in Japan and USA

Sakamoto, J., Sato, R., Nakayama, J., Kasai, N., Shibutani, T. & Miyake, A. 2016 Dec 14 In : International Journal of Hydrogen Energy. 41, 46, p. 21564-21570 7 p.

Research output: Contribution to journalArticle

Fueling
Hydrogen
Pipe
Flanges
Seals

Mechanism for Corrosion Prevention by a Mechanical Plating of Uniform Zinc-Iron Alloy

Kasai, N., Kaku, Y., Okazaki, S. & Hirai, K. 2016 Sep 12 In : Journal of Materials Engineering and Performance. p. 1-6 6 p.

Research output: Contribution to journalArticle

Corrosion prevention
Plating
Zinc alloys
Iron alloys
Electron probe microanalysis

Predicting maximum depth of corrosion using extreme value analysis and Bayesian inference

Kasai, N., Mori, S., Tamura, K., Sekine, K., Tsuchida, T. & Serizawa, Y. 2016 Oct 1 In : International Journal of Pressure Vessels and Piping. 146, p. 129-134 6 p.

Research output: Contribution to journalArticle

Corrosion
Value engineering
3 Citations
Hydrogen
Fueling
Hazards
Organic chemicals
Hydrides

The qualitative risk assessment of an electrolytic hydrogen generation system

Kasai, N., Fujimoto, Y., Yamashita, I. & Nagaoka, H. 2016 Jan 30 In : International Journal of Hydrogen Energy.

Research output: Contribution to journalArticle

Hazards
Accidents
Risk assessment
Hydrogen
Failure modes
2015
1 Citations

Risk assessment for a gas and liquid Hydrogen fueling station

Nakayama, J., Sakamoto, J., Kasai, N., Shibutani, T. & Miyake, A. 2015 49th Annual Loss Prevention Symposium 2015, LPS 2015 - Topical Conference at the 2015 AIChE Spring Meeting and 11th Global Congress on Process Safety. AIChE, p. 138-150 13 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Hydrogen
Fueling
Risk assessment
Gasoline
Hazards
2013
2 Citations

Accident occurrence model for the risk analysis of industrialfacilities

Kasai, N., Matsuhashi, S. & Sekine, K. 2013 Feb 18 In : Reliability Engineering and System Safety. 114, 1, p. 71-74 4 p.

Research output: Contribution to journalArticle

Accidents
Risk analysis
Chemical reactions
Analytical models
Activation energy
20 Citations

Study on the effect of elastic stress and microstructure of low carbon steels on barkhausen noise

Kasai, N., Koshino, H., Sekine, K., Kihira, H. & Takahashi, M. 2013 Sep 1 In : Journal of Nondestructive Evaluation. 32, 3, p. 277-285 9 p.

Research output: Contribution to journalArticle

Microstructure
Domain walls
Low carbon steel
Pearlite
Electron diffraction
2012

Detection of a surface flaw using differential signals of mi sensors with the residual magnetization method

Kasai, N. & Miura, K. 2012 Dec 1 American Society of Mechanical Engineers, Pressure Vessels and Piping Division (Publication) PVP. Vol. 5, p. 241-244 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Defects
Magnetization
Welds
Sensors
Wavelet analysis
Inspection
Magnetism
Eddy currents
Inductance
Ethylene

Experimental and analytical investigations of acoustic wave propagation using a reservoir and an acoustic lens

Kasai, N., Mouri, K., Nakamura, H., Hatanaka, H., Arakawa, T. & Sekine, K. 2012 Apr 1 In : Materials Evaluation. 70, 4, p. 470-478 9 p.

Research output: Contribution to journalArticle

Wave propagation
Experiments
Acoustic emission testing
Acoustic imaging
Acoustic emissions
2011
3 Citations

Experimental and analytical study for detectability of the back-side flaws of flat ferromagnetic plates by RFECT

Kasai, N., Matsuzaki, S. & Sakamoto, T. 2011 Dec 1 In : NDT and E International. 44, 8, p. 703-707 5 p.

Research output: Contribution to journalArticle

Defects
Ferrite
Poles
Eddy current testing
Harmonic analysis

Low cycle fatigue behaviors of elbow with local wall thinning under combined bending and internal pressure

Takahashi, K., Sato, K., Urabe, Y., Matsuo, K., Ando, K. & Kasai, N. 2011 Dec 1 American Society of Mechanical Engineers, Pressure Vessels and Piping Division (Publication) PVP. Vol. 1, p. 901-907 7 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Fatigue of materials
Displacement control
Erosion
Crack propagation
Corrosion
7 Citations

Propane gas leak detection by infrared absorption using carbon infrared emitter and infrared camera

Kasai, N., Tsuchiya, C., Fukuda, T., Sekine, K., Sano, T. & Takehana, T. 2011 Jan 1 In : NDT and E International. 44, 1, p. 57-60 4 p.

Research output: Contribution to journalArticle

Infrared radiation
Gases
Propane
Infrared absorption
Carbon
6 Citations

Quantitative investigation of a standard test shim for magnetic particle testing

Kasai, N., Takada, A., Fukuoka, K., Aiyama, H. & Hashimoto, M. 2011 Sep 1 In : NDT and E International. 44, 5, p. 421-426 6 p.

Research output: Contribution to journalArticle

Shims
Magnetic flux
Testing
Analytical models
Finite element method
2010
4 Citations

Detection of carburization in ethylene pyrolysis furnace tubes by a C core probe with magnetization

Kasai, N., Ogawa, S., Oikawa, T., Sekine, K. & Hasegawa, K. 2010 Sep 1 In : Journal of Nondestructive Evaluation. 29, 3, p. 175-180 6 p.

Research output: Contribution to journalArticle

Nitrides
Magnetization
Oxides
Ethylene
Furnaces

Detection of crack initiation by means of AE method under low cycle fatigue of elbow pipe having local wall thinning

Kasai, N., Nishio, M., Takahashi, K., Ando, K. & Urabe, Y. 2010 Dec 1 American Society of Mechanical Engineers, Pressure Vessels and Piping Division (Publication) PVP. Vol. 5, p. 229-232 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Crack initiation
Pipe
Fatigue of materials
Signal systems
Crack propagation

Development of fragility curve considering aging of oil storage tanks and its application to risk assessment of industrial complexes

Murakami, Y., Zama, S., Nishi, H., Hirano, A., Yamase, T., Hirokawa, Y., Yamada, M. & Kasai, N. 2010 Dec 1 American Society of Mechanical Engineers, Pressure Vessels and Piping Division (Publication) PVP. Vol. 1, p. 15-18 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Oil tanks
Disasters
Buckling
Earthquakes
Disaster prevention

Novel method for detection of hydrogen gas leak sites using Pt/WO 3 imaging devices

Okazaki, S., Kasai, N. & Yamashita, S. 2010 Oct 22 In : Journal of the Japan Petroleum Institute. 53, 3, p. 130-134 5 p.

Research output: Contribution to journalArticle

Hydrogen
Gases
Imaging techniques
Hydrogen engines
Binary images
2009
12 Citations

Correlation between corrosion rate and AE signal in an acidic environment for mild steel

Kasai, N., Utatsu, K., Park, S., Kitsukawa, S. & Sekine, K. 2009 Aug 1 In : Corrosion Science. 51, 8, p. 1679-1684 6 p.

Research output: Contribution to journalArticle

Carbon steel
Corrosion
Corrosion rate
Cathodes
Polarization
2008
14 Citations

Evaluation of back-side flaws of the bottom plates of an oil-storage tank by the RFECT

Kasai, N., Fujiwara, Y., Sekine, K. & Sakamoto, T. 2008 Oct 1 In : NDT and E International. 41, 7, p. 525-529 5 p.

Research output: Contribution to journalArticle

Defects
Eddy current testing
Ferromagnetic materials
Corrosion

Evaluation of the corrosion rate for acidic bottom plates of an aboveground oil tank by the AE method

Kasai, N., Utatsu, K., Kitsukawa, S., Park, S. S., Sekine, K. & Mitsuta, T. 2008 American Society of Mechanical Engineers, Pressure Vessels and Piping Division (Publication) PVP. Vol. 5, p. 179-182 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Corrosion rate
Corrosion
Polarization
Oil tanks
Frequency response
2 Citations
Defects
Magnetic leakage
Fluxes
Corrosion
Magnetic flux