口頭発表(国際)

学術論文・解析記事   口頭発表(国内)
■近年の国際会議・国際的イベントでの研究発表
<2021年度>
AOBSERVATION OF COLOR AND GLOSS CHANGE DURING THAWING OF FOODS USING A NON-CONTACT 2D MEASUREMENT SYSTEM WITH A DIGITAL CAMERA
Ayumu Kinugawa, Hiroyuki Iyota, Shimpei Fukagawa, Hayato Masuda, Hideki Sakai
Proc. of the 6th Asia Color Association Conference, pp.**-** 4 pages(Nov. 2-3, 2021)(On-line)(Yogyakarta, Indonesia)

Effect of rheological property on Leidenfrost droplet motion
Shinichiro Okumura, Hayato Masuda, Hiroyuki Iyota
The 2nd Asian Conference on Thermal Sciences, (Oct. 3 - 7, 2021, on-line)
Abstract book, No.20621

Degree of supercooling of sugar aqueous solution in freezing process with agitation
Tomohiro Ryuzaki, Hayato Masuda, Hiroyuki Iyota
The 2nd Asian Conference on Thermal Sciences, (Oct. 3 - 7, 2021, on-line)
Abstract book, No.50523

Estimation of wide-range humidity in high temperature airflow in oven for food industry
Naoto Yuji, Koki Minami, Hayato Masuda, Hiroyuki Iyota
The 2nd Asian Conference on Thermal Sciences, (Oct. 3 - 7, 2021, on-line)
Abstract book, No.50524

Development of color and gloss measurement system with wide-range temperature and humidity control unit
Shimpei Fukagawa, Hiroyuki Iyota, Hideki Sakai, Mai Isomi
Proc. of International Colour Association (AIC) 14th Congress, pp.137-142(online, Aug. 30th-Sep. 3rd, 2021)
Abstract book, p.114.

<2020年度>
Global Convection Characteristics of Conical Taylor-Couette Flow with Shear-thinning Fluids
H. Masuda, H. Iyota, N. Ohmura
24th International Congress of Chemical and Process Engineering (CHISA2021 Virtually), online, 13-18th March, 2021

online international students exchange between OCU and RMUTT
Shimpei Fukagawa
Development of colorimetric and gloss measurement system in a temperature/humidity control using a digital camera
News (Osaka City Univ)
Nwes (RMUTT)
(Feb. 23, 2021)(Online)

<2019年度>
COLOR OF COOKED RICE TO IMPROVE APPETITE FOR ELDERLY
Pantakan Sukontee, Chanprapha Phuangsuwan, Hiroyuki Iyota, Hideki Sakai, Mitsuo Ikeda
Proc. of the 5th Asia Color Association Conference, pp.39-43(Nov. 30, 2019)(Nagoya, Japan)

DEVICE INDEPENDENT SIMULTANEOUS LIGHTNESS CONTRAST
Saran Chantra, Mitsuo Ikeda, Hideki Sakai, Hiroyuki Iyota, Chanprapha Phuangsuwan
Proc. of the 5th Asia Color Association Conference, pp.181-185(Nov. 30, 2019)(Nagoya, Japan)

MEASUREMENT OF WET COLORS OF BRICKS AND GRAVELS BY USING A NON-CONTACT COLORIMETRIC SYSTEM WITH DOME ILLUMINATION
Mai Isomi, Hideki Sakai, Tsugumichi Watanabe, Hiroyuki Iyota
Proc. of the 5th Asia Color Association Conference, pp.426-431(Nov. 30, 2019)(Nagoya, Japan)

Automatization of 2D-Image Recording System for Analysis of Change in Food Appearance using Dome Illumination with Digital Camera
Aya Hirouchi, Hiroyuki Iyota, Mai Isomi, Hiroyuki Yamamoto, Hideki Sakai
Proc. of the 5th Asia Color Association Conference, pp.462-465(Dec. 1, 2019)(Nagoya, Japan)

[invited]Hideki Sakai and Hiroyuki Iyota
Theory and practice of color measurement
The 2nd Int. Conf. on Appl. Sci., Eng. and Interdisciplinary Studies 2019 (2 nd ASEIS 2019) and
The 4th Prachachuen Research Network Int. Conf. (4th PRN-CON)
Abstract Book, S2IN2
July 4-5, 2019, Rajamangala University of Technology Thanyaburi, Pathumthani, THAILAND

Hiroyuki Iyota, Hideki Sakai
In-situ Color Measurement in Steam Oven for Food Quality Analysis
The 2nd Int. Conf. on Appl. Sci., Eng. and Interdisciplinary Studies 2019 (2 nd ASEIS 2019) and
The 4th Prachachuen Research Network Int. Conf. (4th PRN-CON)
Abstract Book, S2O1
July 4-5, 2019, Rajamangala University of Technology Thanyaburi, Pathumthani, THAILAND

<2018年度>
Development of Heating Test Equipment for Improved Utilization of Superheated Steam: Monitoring Color Change in Food at High Temperature
Y. Tanada, H. Iyota, H. Sakai and K. Fukuchi
Proc. of the 4th Asia Color Association Conference,pp.258-262(Dec. 9, 2018)(Chiang Mai, Thailand)

Gloss Distribution Measurement of Foods and their Visual Palatability Evaluation
M. Isomi, H. Iyota and H. Sakai
Proc. of the 4th Asia Color Association Conference,pp.165-171(Dec. 8, 2018)(Chiang Mai, Thailand)

Evaluation of Surface Color of Steam-Cooked Manju through Non-Contact Colorimetric Measurement Using Dome Illumination: Effect of Processing Conditions
H. Yamamoto, H. Sakai, S. Kitamura, M. Takayama and H. Iyota
Proc. of the 4th Asia Color Association Conference,pp.172-177(Dec. 8, 2018)(Chiang Mai, Thailand)

Non-Contact Colorimetric Measurement Using Dome Illumination for Complex Shape Objects
H. Sakai, M. Isomi and H. Iyota
Proc. of the 4th Asia Color Association Conference,pp.183-186(Dec. 8, 2018)(Chiang Mai, Thailand)

<2017年度>
A Novel Production Method For Foundry Cores by Molding Polysaccharide-Coated Sand Using Superheated Steam and Air
H. Iyota, I. Ide, S. Nishida, T. Nishimura, K. Ogura,K. Motoyama
Proc. of 2nd Nordic Baltic Drying Conference (NBDC 2017), (9 pages on USB Memory), ( June 7-9 , 2017, Hamburg, Germany)(ISBN 978-82-92739-12-9)

<2016年度>
Effect of Moisture Content on Bubble Formation in Heat Sealing for Plastic Container
T. Inoue, T. Shiono, H. Iyota
Proc. of 20th International Drying Symposium (IDS 2016), C-5-6(7 pages on USB Memory), ( 7-10 August, 2016, Gifu, Japan)

Estimation of Humidity in Drying Chamber from Wet-Material Temperature for Improved Utilization of Superheated Steam
H. Iyota, T. Inoue, J. Yamagata
Proc. of 20th International Drying Symposium (IDS 2016), P2-39(7 pages on USB Memory), ( 7-10 August, 2016, Gifu, Japan)

Development of a wireless temperature/humidity sensor node that can be placed on ovens
T. Tsujioka, A. Morikawa, K. Kodama, T. Ozaki, H. Iyota
Abstracts Book of Symposium on Temperature and Thermal Measurements in Industry and Science(TEMPMEKO 2016), p56 (June 2016, Zakopane, Poland)

Development of Psychrometer using porous ceramic probe for improved utilization of superheated steam
H. Iyota, K.Miura, H. Yoshioka, T. Tsujioka, M. Tanaka, N. Uesugi
Abstracts Book of Symposium on Temperature and Thermal Measurements in Industry and Science(TEMPMEKO 2016), p280 (June 2016, Zakopane, Poland)

<2015年度>
Development of Measuring Device Using Porous Ceramic Based on Principle of Psychrometer
Kohei MIURA, Hiroyuki IYOTA, Taiki MATSUMOTO, Tetsuo TSUJIOKA, Akihiro MORIKAWA, Michiaki TANAKA, Naoki UESUGI
Proceedings of 24th IIR International Congresses of Refrigeration, (August 2015, Yokohama, Japan) (on CD-ROM)

Color Monitoring Method under High Temperature during Oven Cooking
Yuji NAKAMORI, Hiroyuki IYOTA, Hideki SAKAI, Taiki MATSUMOTO and Shuhei NOMURA
Proc. of AIC2015 (Midterm Meeting of the International Colour Association), pp.856-860 (May 2015, Tokyo, Japan)

Color Measurement of Meat in Cooking under LED Lightings with Different Spectral Distributions
Akari KAGIMOTO,Risa SHIOMI,Shino OKUDA,Mami MASUDA,Katsunori OKAJIMA,Hideki SAKAI and Hiroyuki IYOTA
Proc. of AIC2015 (Midterm Meeting of the International Colour Association), pp.877-880 (May 2015, Tokyo, Japan)

<2014年度>
Workshop on Emerging Food Manufacturing Technologies for SMEs
Project Code: 14-AG-12-GE-WSP-B
Principles and Applications of Superheated Steam
Hiroyuki IYOTA and Tetsuya ARAKI
ASIAN PRODUCTIVITY ORGANIZATION, (Nov.,23,2014, Singapore)

Development of a device that uses steam condensation heat to disinfect rice seeds
Takahiro Noda, Yasuyuki Hidaka, Hiroyuki Iyota, Toru Nakamura, Akihiko Ochi, Kazuhiko Sakai, Toshiyuki Morikawa, Tetsuo Yabu, Jun Isota, Shigeru Hoshino, Tsutomu Arie
Book of abstracts of the 11th Conference of the European Foundation for Plant Pathology, p.88,(8-13 September 2014, Krakow, POLAND)

Evaluation of shutter speed of digital cameras for color measurement
Hideki SAKAI, Hiroyuki IYOTA
Proc. of the 2nd Asia Color Association Conference,pp.196-199(2014.9)(Taipei, Taiwan)

Development of food appearance monitoring system for oven cooking
Taiki MATSUMOTO, Shuhei NOMURA, Hiroyuki IYOTA, Hideki SAKAI
Proc. of the 2nd Asia Color Association Conference,pp.200-203(2014.9)(Taipei, Taiwan)

Thermal Evaluation of A Solar Assised Absorption Air-Conditioning System
Nobuya Nishimura, Tametoshi Matsubara, Yousuke Shirayanagi and Yuma Yamaga
Grand Renewable Energy 2014 (GRE2014) international conference(2014.7.27-8.1, Tokyo)
再生可能エネルギー 2014 国際会議 (2014.7.2017.7.27-8.1, Tokyo)
ホームページ

<2013年度>
Accuracy of color measurement by using digital cameras and the standard color chart
Hideki Sakai, Saya Yoshikawa and Hiroyuki Iyota
Proc. of the 1st Asia Color Association Conference,pp.248-251(2013.12)(Thanyaburi, Thailand)

Characterization of baked color of cookie, toast and chicken: a model of light-colored food
Shuhei Nomura, Hiroyuki Iyota and Hideki Sakai
Proc. of the 1st Asia Color Association Conference,pp.252-255(2013.12)(Thanyaburi, Thailand)

MEMO:(Rajamangla University of Technology Thanyaburi)
MEMO:(ACA2014 Taipei Sep. 4-7)(AIC2015 Tokyo 御茶ノ水)

Wide-Range Psychrometric Chart for Improved Utilization of Superheated Steam and Humid Air
H. Iyota, T. Inoue, J. Yamagata, T. Tsujioka
Abstracts Book of Symposium on Temperature and Thermal Measurements in Industry and Science(TEMPMEKO 2013), p255 (Oct. 2013, Funchal, Madeira, Portugal)

A Study on Water Retention Control for a Humidity Sensor at High Temperature
T. Tsujioka, H. Iyota, M. Ohmori, M. Tanaka, H. Kitamura
Abstracts Book of Symposium on Temperature and Thermal Measurements in Industry and Science(TEMPMEKO 2013), p408 (Oct. 2013, Funchal, Madeira, Portugal)

Sensory evaluation of preference of baked food color
Hideki SAKAI and Hiroyuki IYOTA
Proc. of International Colour Association (AIC 2013),
vol.1, pp.57-60,(July, 2013, Newcastle upon Tyne, UK)(on CD-ROM))
(Ed. Lindsay MacDonald, Stephen Westland, Sophie Wuerger)

Change in Food Color During Cooking with Steam Oven
Hiroyuki IYOTA, Hideki SAKAI and Yusuke MAMIYA
Proc. of International Colour Association (AIC 2013),
vol.3, pp.1241-1244,(July, 2013, Newcastle upon Tyne, UK)(on CD-ROM))
(Ed. Lindsay MacDonald, Stephen Westland, Sophie Wuerger)

<2012年度>
EFFECTS OF POPPING ON AMARANTH SEED NUTRIENTS
Taro MURAKAMI, Aiko YUTANI, Hiroyuki IYOTA, Tetsuo YAMANO, Yotaro KONISHI
Proc. of The 6th International Conference of the European Amarant Association: Neglected and Under-utilized Species Research in 21st Century
pp.51-54, (October 21 - 24, 2012), Nitra, Slovak Republic.

Development of Browning Scale of Baked Foods Based on Color Measurement
Hideki SAKAI, Hiroyuki IYOTA
Proc. of Interim Meeting of the International Colour Association (AIC 2012),
pp.258-261,(September, 2012, Taipei, Taiwan)(on CD-ROM))

Development of the paddy seed sterilization device using mixture of superheated steam and hot air
Takahiro NODA, Yasuyuki HIDAKA, Mio YOKOE, Hiroyuki Iyota, Akihiko Ochi, Toru Nakamura, Waichiro MATSUDA
IFT12 Book of Abstracts-Digital, ID:042-01, Las Vegas, USA (2012.6.25)

<2011年度>
(Invited talk)
In-situ Color Measurement and Photo-dome Photographing System for Food Quality Analysis
Hiroyuki IYOTA and Hideki SAKAI
Proc. of the International Congress on Food Engineering and Technology (IFET2012)
5A-1(6 pages),(March, 2012, Bangkok, Thailand)(on CD-ROM))

Effect of Time-Dependent Humidity Profiles on Change in Food Color during Heating with Steam Convection Oven
Hiroyuki IYOTA, Yusuke MAMIYA, Tomohiro KAYANO, Junko YAMAGATA, Hideki SAKAI and Kuniko SUGIYAMA
Proc. of the International Congress on Food Engineering and Technology (IFET2012)
PP-12(7 pages),(March, 2012, Bangkok, Thailand)(on CD-ROM)

Effects of Porosity and Pore Size Distribution on Capollary Water Transfer in Porous Media
Tamotsu Inoue and Hiroyuki Iyota
Proc. of 7th Asia-Pacific Drying Conference, T1-2(6 pages),Tianjin, China,(2011.9)(on CD-ROM)

<2010年度>
○Defatting and dehydration of meat products during heating in steam convection oven
Junko YAMAGATA, Hiroyuki IYOTA, Kuniko SUGIYAMA and Nobuya NISHIMURA
Proc. of 5th International Symposium on Advanced Science and Technology in Experimental Mechanics, No.148(on CD-ROM),(2010.11, Kyoto, Japan)

○The application of a low cost hydroponic roof planting by sweet potato for mitigating urban heat island in summer
K.Masumoto,Y.Furuichi,M.Sonoyama,A.Kato,T.Orita,H,Goda and N.Nishimura
3rd Int.Conference on Passive and Low Energy Cooling for the Built Environment, Greece (2010.9)

○Development of a Compact Absorption Refrigerator Assisted by Low Temperature Level Heat Sources
Nobuya NISHIMURA, Tatsuya FUKUDA, Hiroyuki IYOTA
Proc. of 5th Asian Conference on Refrigeration and Air-conditioning, No.137(CD-ROM), Tokyo (2010.6)

○The factor analysis of the heat island phenomena in Osaka city - The effects by environmental of typcial urban areas based on measurement
Masumoto, Fukunaga, Ohmori, Ohnishi, Iyota, Nishimura
Proc. of Int. Workshop on Physical Modelling of Flow and Dispersion Phenomena, pp1-8,(2010)


<2009年度>
○Development of a Biomass Gasifier which uses the Superheated Steam and its Application to Micro Co-Generation System
Nobuya NISHIMURA, Shunse RYO,Tomohiro NOMURA, Hiroyuki IYOTA,Takashi FUJII and Kenji KANAZAWA
Proc. of the Int.Conference on Power Engineering-09,Vol.1,pp.207-212, Kobe,Japan,(2009,11)

○Sterlization of Paddy Seed Using Mixture of Superheated Steam and Hot Air
Hiroyuki IYOTA,Tamotsu INOUE,Takahiro NODA, Yasuyuki HIDAKA and Shogo ISSHIKI
Proc. of 6th Asia-Pacific Drying Conference, pp454-460,Bangkok, Thailand,(2009.10)(on CD-ROM)

○Method for Measuring Solar Reflectance of Retroreflective Materials Using Emitting-Receiving Optical Fiber
Hiroyuki Iyota, Hideki Sakai, Kazuo Emura, Norio Igawa, Hideya Shimada and Nobuya Nishimura
Second International Conference on Countermeasure to Urban Heat Islands (online publishing)(2009.9, Berkeley,California)

○Reduction of Reflected Heat of the Sun by Retroreflective Materials
Hideki Sakai, Kazuo Emura, Norio Igawa and Hiroyuki Iyota
Second International Conference on Countermeasure to Urban Heat Islands (online publishing)(2009.9, Berkeley,California)

<2008年度>
○Effect of Pore Size Distribution on Heat and Moisture Transfer in Porous Material for High Humidity Hot Air and Superheated Steam Drying
Tamotsu INOUE , Hiroyuki IYOTA , Nobuya NISHIMURA and Masamichi YOSHIDA
Proc. of 3rd International Symposium on Advanced Fluid/Solid Science and Technology in Experimental Mechanics, P1-3-152(on CD-ROM),(2008.12, Tainan,Taiwan)

○Drying Characteristics of Porous Material Containing Sucrose and NaCl Aqueous Solution in a Wide Range of Hot Humid Air
Hiroyuki IYOTA , Satoshi FUJITA, Naoya KINOSHITA, Masamichi YOSHIDA, Atsushi HASHIMOTO
Proc. of 3rd International Symposium on Advanced Fluid/Solid Science and Technology in Experimental Mechanics, P1-4-153(on CD-ROM),(2008.12, Tainan,Taiwan)

○Effect of Steam Concentration in Drying Medium on Convective Drying of Porous Material Containing NaCl Aqueous Solution
H. Iyota, N. Kinoshita, T. Inoue, N. Nishimura and M. Yoshida
Proc. of 16th Int. Drying Symposium,Vol.A,pp152-158,(2008.11,Hyderabad, India)

○Effect of Gas Humidity on Drying Characteristics of Porous Materials Immersed in Fluidized Bed Under Reduced Pressure
Y. Tatemoto, R. Kimura, H. Iyota and J. Yamagata
Proc. of 16th Int. Drying Symposium,Vol.A,pp145-151,(2008.11,Hyderabad, India)

○Prediction Method for Drying Time of Wet Porous Material in Humid Hot Air and Superheated Steam
T. Inoue, H. Iyota, and N. Nishimura
Proc. of 16th Int. Drying Symposium,Vol.B,pp755-761,(2008.11,Hyderabad, India)

○Drying Characteristics of Porous Materials in Fluidized Bed with Various Humidity under Reduced Pressure
Tatemoto, Y., R. Kimura, H. Iyota and J. Yamagata
Proc.of the 8th International Conference on Separation Science and Technology (ICSST08),JP-13 Karuizawa, Japan, 2008 (Oct. 2-4) (on CD-ROM)

○Investigation of the Hospital Catering Stuff's Awareness of Energy Management via Questionnaire
Junko Yamagata, Hiroyuki Iyota, Nobuya Nishimura, Tadashi Akao, Masayoshi Fujiwara
Proc. of 15th International Congress of Dietetics,p250(2008.9, Yokohama, Japan)

<2007年度>
○Effects of Gas Humidity on Material Temperature and Moisture Content Changes of Wet Spherical Porous Material in Humid hot air and Superheated Steam
Tamotsu INOUE, Hiroyuki IYOTA, Tomoki TANAKA, Nobuya NISHIMURA
Proc. of 2nd International Symposium on Advanced Fluid/Solid Science and Technology in Experimental Mechanics, No.58, Osaka, Japan,(2007.9)

○Air-conditioning Systems in Urban Areas with Respect to the Heat Island Problem
N.Shinomiya, N.Nishimura, T.Nomura, H.Iyota, K.Masumoto
Proc. of 22nd International Congress of Refrigeration, Paper ID: ICR07-E1-798(CD-ROM),Beijing ,China,(2007.8)

○Optimization for Popping Treatment of Amaranth Seeds in a New Prototype Continuous Processing System
Tamotsu INOUE, Hiroyuki IYOTA, T.UEMURA, L.ZHANG, Yotaro KONISHI
Proc. of 5th Asia-Pacific Drying Conference, Vol.2, pp1097-1102, Hong Kong, China,(2007.8)

<2006年度>
○Feasibility study of a novel hot air dryer to be driven by polymer electrolyte fuel cell’s low temperature waste heat
N. Nishimura, K. Honda, R. Kawakami, H. Iyota, T. Nomura and N. Uedono
Proc. of 15th Int. Drying Symposium, Vol.A, pp524-531, Budapest, Hungary,(2006.8)

○Increase in mechanical strength of mould by combined convective and microwave drying in casting process
E. Yamaguchi, K. Kawamura, H. Imakoma, K. Tsubota, T. Takigawa, H. Iyota and N.Nishimura
Proc. of 15th Int. Drying Symposium, Vol.B, pp715-719, Budapest, Hungary,(2006.8)

○Effect of steam partial pressure on drying of wetted starch ball in humid hot air and superheated steam
H. Iyota, T. Inoue, N. Nishimura and T. Nomura
Proc. of 15th Int. Drying Symposium, Vol.C, pp1676-1681, Budapest, Hungary,(2006.8)

(研究会)
○Temperatur Change Method for Measurement of Drying Rate
D.Kan, T.Takigawa, H.Imakoma, N.Ohmura, H.Iyota and N.Nishimura
Proc. of Int. Workshop on Process Intensification in Fluid and Particle Engineering,
pp176-177,Kobe,Japan,(2006.10)

○Model and Energy Performance of Convective Batch Tray Dryer
D.Masuda, T.Takigawa, H.Imakoma, N.Ohmura, H.Iyota and N.Nishimura
Proc. of Int. Workshop on Process Intensification in Fluid and Particle Engineering,
pp178-179,Kobe,Japan,(2006.10)

<2004年度>
○Study of Amaranth Seeds Popping in Hot Air and Superheated Steam
Hiroyuki IYOTA, Yotaro KONISHI, Tamotsu INOUE, Kaori YOSHIDA, Nobuya NISHIURA and Tomohiro NOMURA
Proc. of Asian Pacific Confederation of Chemical Engineering, No.859,(2004,9 北九州) (on CD-ROM)

<2002年度>
○Effect of Initial Steam Condensation on Color Changes of Potatoes During Drying in Superheated Steam
H. Iyota, N. Nishimura, T. Nomura, Y. Konishi and K. Yoshida
Proc. of 13th Int. Drying Symposium, pp1352-1359, (2002)(China)

<2001年度>
○Starch Gelatinization of Sliced Raw Potatoes During Drying in Superheated Steam and Hot Air
H. Iyota, N. Nishimura, Y. Konishi, T. Nomura, M. Toyama and K. Yoshida
Proc. of 2nd Asian-Oceania Drying Conference, pp527-536,(2001)(Malaysia)

<2000年度>
○Modeling of Superheated Steam Drying Including Changes from Condensation to Evaporation Occurring in Early Stage
H. Iyota, N. Nishimura, T. Nomura
Proc.of 12th Int. Drying Symposium, No.338,(2000)CD-ROM,(Netherland)

<1998年度>
○A novel Wall Injection Type Superheated Steam Drying Using a Permeable Porous Metal
H. Iyota,T. Nomura,N. Nishimura, et al
Proc. of 11th Int. Drying Symposium,Vol A,pp480-487,(1998)(Greece)

○Novel Water Facilities for Creation of Comfortable Urban Micrometeorology
Proc. ISES 1997 Solar World Congress, Vol.7,pp185-193,(1997)

○Effect of Fluid Radiation on Evapportion of Water into Laminar Stream of Superheated Steam
Nishimura, Iyota, Nomura
Proc. of the 9th Int. Drying Symposium, pp.181-,(1994)


分野ホームページへ