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Fluid Engineering lab. (Egami lab.)
Department of Mechancal Engineering
Aichi Institute of Technology
Wellcome to Egami lab. in AIT！
Our research goal is to develop a novel optical measurement system based on molecular imaging sensors to investigate complex fluid phenomena and to develop next-generation aircraft and vehicles. Please visit the Research page for details.
Pressure measurement by means of Pressure-Sensitive Paint
Topics
- January 2023
A paper on PtTFPP-based fast-responding pressure-sensitive paint (PSP) has been published in Sensors and Actuators A: Physical.- M. Kasai, A. Suzuki, Y. Egami, T. Nonomura, K. Asai, "A platinum-based fast-response pressure-sensitive paint containing hydrophobic titanium dioxide," Sensors and Actuators A: Physical, Vol. 350, (2023), 114140,
https://doi.org/10.1016/j.sna.2022.114140
- M. Kasai, A. Suzuki, Y. Egami, T. Nonomura, K. Asai, "A platinum-based fast-response pressure-sensitive paint containing hydrophobic titanium dioxide," Sensors and Actuators A: Physical, Vol. 350, (2023), 114140,
- September 2022
A paper on differential measurement of micro-pressure using PMT has been published in AIAA J.- Y. Egami, M. Takizawa, S. Watanabe, Y. Matsuda, "Development of Differential Pressure-Sensitive Paint Technique for Detecting Small Pressure Fluctuations", AIAA Journal, Vol. 60(11) (2022), pp. 6478-6482.
https://doi.org/10.2514/1.J061856
- Y. Egami, M. Takizawa, S. Watanabe, Y. Matsuda, "Development of Differential Pressure-Sensitive Paint Technique for Detecting Small Pressure Fluctuations", AIAA Journal, Vol. 60(11) (2022), pp. 6478-6482.
- September 2022
- The second special issue of Sensors is now available.
We welcome your papers for the special issue of Sensors.
(Submission deadline is April 15, 2023).
Special Issue "Optical Sensors for Flow Diagnostics II"
- The second special issue of Sensors is now available.
- September 2021
- "Pressure and Temperature Sensitive Paints (2nd ed.),"
T. Liu, J.P. Sullivan, K. Asai, C. Klein, Y. Egami,
is published from Springer.
https://www.springer.com/gp/book/9783030680558
https://doi.org/10.1007/978-3-030-68056-5
- "Pressure and Temperature Sensitive Paints (2nd ed.),"
- September 2021
This paper discusses the factors causing the nonuniformity of luminescence lifetime of PSP.- Y. Egami, Y. Yamazaki, N. Hori, Y. Sugioka, K. Nakakita, "Investigation of Factors Causing Nonuniformity in Luminescence Lifetime of Fast-Responding Pressure-Sensitive Paints," Sensors Vol.21(18), (2021), 6076
https://doi.org/10.3390/s21186076
- Y. Egami, Y. Yamazaki, N. Hori, Y. Sugioka, K. Nakakita, "Investigation of Factors Causing Nonuniformity in Luminescence Lifetime of Fast-Responding Pressure-Sensitive Paints," Sensors Vol.21(18), (2021), 6076
- August 2021
An artificial neural network (ANN) was constructed and trained for predicting pressure sensitivity using an experimental dataset consisting of luminophore content and paint thickness as chemical and physical inputs.- M. Hasegawa, D. Kurita, Y. Egami, H. Sakaue, A. Jemcov," Predicting Pressure Sensitivity to Luminophore Content and Paint Thickness of Pressure-Sensitive Paint Using Artificial Neural Network," Sensors, 21(15),(2021), 5188;
https://doi.org/10.3390/s21155188
- M. Hasegawa, D. Kurita, Y. Egami, H. Sakaue, A. Jemcov," Predicting Pressure Sensitivity to Luminophore Content and Paint Thickness of Pressure-Sensitive Paint Using Artificial Neural Network," Sensors, 21(15),(2021), 5188;
- July 2021
A new approach to reduce noise from PSP resulting images．- T. Inoue, Y. Matsuda, T. Ikami,T. Nonomura, Y. Egami, and H. Nagai, "Data-driven approach for noise reduction in pressure-sensitive paint data based on modal expansion and time-series data at optimally placed points," Physics of Fluids, Vol.33(7),(2021), 077105
https://doi.org/10.1063/5.0049071
- T. Inoue, Y. Matsuda, T. Ikami,T. Nonomura, Y. Egami, and H. Nagai, "Data-driven approach for noise reduction in pressure-sensitive paint data based on modal expansion and time-series data at optimally placed points," Physics of Fluids, Vol.33(7),(2021), 077105
- March 2021
- D.Kurihara, Y. Egami, and H.Sakaue, "Luminescent intensity enhancement of pressure-sensitive paint by optimization of mole fraction of oxygen", Aerospace Science and Technology
Vol.112, (2021), 106627
https://doi.org/10.1016/j.ast.2021.106627
- D.Kurihara, Y. Egami, and H.Sakaue, "Luminescent intensity enhancement of pressure-sensitive paint by optimization of mole fraction of oxygen", Aerospace Science and Technology
- November 2020
This is a paper on the fast-responding pressure-sensitive paint with a response time less than 10 microseconds.- Y. Egami, A. Hasegawa, Y. Matsuda, T. Ikami, H. Nagai, "Ruthenium-based fast-responding pressure-sensitive paint for measuring small pressure fluctuation in low-speed flow field", Measurement Science and Technology, Vol.32, No.2,(2021), 024003 (12pp).
https://doi.org/10.1088/1361-6501/abb916
- Y. Egami, A. Hasegawa, Y. Matsuda, T. Ikami, H. Nagai, "Ruthenium-based fast-responding pressure-sensitive paint for measuring small pressure fluctuation in low-speed flow field", Measurement Science and Technology, Vol.32, No.2,(2021), 024003 (12pp).
- March 2020
This is a paper on the simultaneous measurement of temperature distribution and bubble motion in gas-liquid two-phase flows.
(Open access)- Y. Matsuda, O. Kawanam, R. Orimoa, K. Uete, A. Watanabe, Y. Egami, H. Yamaguchi, T. Niimi, "Simultaneous measurement of gas-liquid interface motion and temperature distribution on heated surface using temperature-sensitive paint", International Journal of Heat and Mass Transfer, Vol.153, (2020), 119567
https://doi.org/10.1016/j.ijheatmasstransfer.2020.119567
- Y. Matsuda, O. Kawanam, R. Orimoa, K. Uete, A. Watanabe, Y. Egami, H. Yamaguchi, T. Niimi, "Simultaneous measurement of gas-liquid interface motion and temperature distribution on heated surface using temperature-sensitive paint", International Journal of Heat and Mass Transfer, Vol.153, (2020), 119567
- Feb. 2020
This is a paper on copolymerized polymers for fast-responding PSP.- M. Obata, K. Yamai, M. Takahashi, S. Ueno, H. Ogura, Y. Egami, "Synthesis of an oxygen-permeable block copolymer with catechol groups and its application in polymer-ceramic pressure-sensitive paint", Polymer, Vol.191, (2020), 122281.
https://doi.org/10.1016/j.polymer.2020.122281
- M. Obata, K. Yamai, M. Takahashi, S. Ueno, H. Ogura, Y. Egami, "Synthesis of an oxygen-permeable block copolymer with catechol groups and its application in polymer-ceramic pressure-sensitive paint", Polymer, Vol.191, (2020), 122281.
- Jan 2019
This is a paper on discussing the effect of solvents on fast-PSP properties.- Y. Egami, S. Konishi, Y.Sato, Y. Matsuda, "Effects of solvents for luminophore on dynamic and static characteristics of sprayable polymer/ceramic pressure-sensitive paint", Sensors and Actuators A: Physical, Vol.286, (2019.01), P.188-194.
https://doi.org/10.1016/j.sna.2018.12.034
- Y. Egami, S. Konishi, Y.Sato, Y. Matsuda, "Effects of solvents for luminophore on dynamic and static characteristics of sprayable polymer/ceramic pressure-sensitive paint", Sensors and Actuators A: Physical, Vol.286, (2019.01), P.188-194.
- Jan 2019
This is a paper on sprayable fast-responding PSP with a response time of less than 10 µs.- Y. Egami, Y. Sato, and S. Konishi, "Development of Sprayable Pressure-Sensitive Paint with a Response Time of Less Than 10 µs", AIAA Journal, Vol.57(5), (2019.05), P.2198–2203.
https://doi.org/10.2514/1.J057434
- Y. Egami, Y. Sato, and S. Konishi, "Development of Sprayable Pressure-Sensitive Paint with a Response Time of Less Than 10 µs", AIAA Journal, Vol.57(5), (2019.05), P.2198–2203.
- May 2016:
Our paper was selected to the Highlights 2015 of Measurement Science and Technology．- Y. Egami, J. Ueyama, S. Furukawa, T. Kameya, Y. Matsuda, H. Yamaguchi, T. Niimi, "Development of fast response bi-luminophore pressure-sensitive paint by means of inkjet printing technique", Measurement Science and Technology, Vol.26 (2015) 064004 (8pp). doi:10.1088/0957-0233/26/6/064004
