Yukio Hiraoka
Toshiba
Network
Latest external collaboration on country level. Dive into details by clicking on the dots.
Publication
Featured researches published by Yukio Hiraoka.
IFAC Proceedings Volumes | 2012
Osamu Yamanaka; Naoto Yoshizawa; Yukio Hiraoka; Katsumi Sano; Tomoyuki Hamada
Abstract This paper presents a new monitoring technique to improve the performance of plant operation based on multivariate statistical process control (MSPC). The proposed method combines with MSPC by principal component analysis (PCA-MSPC) and monitoring of a predefined performance index for efficient and stable plant operation. Fault detection and isolation (FDI) related to the performance index is selectively performed by monitoring the time series data of the index wherein the sample points violating the control limit of the Q statistic or that of the T 2 statistic in PCA-MSPC are indicated. Hidden patterns of probable cause to deteriorate the performance index are discovered from the FDI by observing the time series data of the isolated variables. Applications of the proposed method to real wastewater treatment process illustrate the effectiveness of the proposed method by showing possible improvement for energy-saving operation and stable plant operation.
Archive | 2010
Yasuo Takagi; Koichi Ikeda; Yukio Hiraoka; Hisashi Kobayashi; Akihiro Fujii
Archive | 2012
Osamu Yamanaka; 理 山中; Yukio Hiraoka; 由紀夫 平岡; Naoto Yoshizawa; 直人 吉澤; Toshiharu Sugino; 寿治 杉野
Archive | 2009
Yukio Hiraoka; Kyosuke Katayama; Kazuhiko Kimijima; Hiroyuki Kobayashi; Yoshitaka Kobayashi; Akihiro Nagaiwa; Katsuya Yamamoto; 和彦 君島; 広幸 小林; 義孝 小林; 勝也 山本; 由紀夫 平岡; 恭介 片山; 明弘 長岩
Archive | 2012
Masaaki Saito; Yasuo Takagi; Koichi Ikeda; Yukio Hiraoka; Kenji Mitsumoto; Dai Murayama; Nobutaka Nishimura; Yoshikazu Ooba; Yutaka Iino
Archive | 2013
Osamu Yamanaka; Yukio Hiraoka; Naoto Yoshizawa
Archive | 2014
由紀夫 平岡; Yukio Hiraoka; 理 山中; Osamu Yamanaka; 鉄兵 手島; Teppei Tejima; 孝典 石井; Takanori Ishii
Archive | 2013
理 山中; Osamu Yamanaka; 由紀夫 平岡; Yukio Hiraoka; 鉄兵 手島; Teppei Tejima
Archive | 2012
Yukio Hiraoka; Takanobu Tsuzaki; Syuuji Kondoh; Shinya Kondo; Akihiro Fujii; Hirotaka Okamoto; Tomohiro Asazuma; Hiraku Asakura
Ieej Transactions on Industry Applications | 2001
Takahiro Shamoto; Yukinobu Terao; Akihiro Nagaiwa; Yukio Hiraoka; Atsushi Nari; Yukio Hatsushika