Zobrazeno 1 - 10
of 20
pro vyhledávání: '"Hirokazu Yoshioka"'
Autor:
Hitoshi Matsushita, Hirokazu Yoshioka
Publikováno v:
AIJ Journal of Technology and Design. 23:181-184
Publikováno v:
Journal of Structural and Construction Engineering (Transactions of AIJ). 79:575-581
Publikováno v:
Journal of Structural and Construction Engineering (Transactions of AIJ). 78:1725-1731
Publikováno v:
Journal of Structural and Construction Engineering (Transactions of AIJ). 77:11-16
This paper discusses on designing of vibration control system using evolutionary algorithms based on Particle Swarm Optimization (PSO). First, a new modified PSO strategy by adding a mutation rule (MPSO) is shown. Search efficiencies with Genetic Alg
Publikováno v:
IEEJ Transactions on Fundamentals and Materials. 130:362-368
Simultaneous measurements of space charge and external current were carried out using a PEA measurement system with an electrometer on the back of a grounding electrode in order to clarify the physical situation of a huge packet of positive space cha
Publikováno v:
AIJ Journal of Technology and Design. 15:147-150
In the most advanced manufacturing facilities, required environmental specifications are become strictly and more complex. We proposed brand-new high rigid pedestal flooring for precision device such as photolithography equipment. The foundations are
Autor:
Takashi Kitahara, Tomohiro Ogawa, Yoshiyuki Hashimoto, Takafumi Fujita, Hirokazu Yoshioka, Mamoru Shimazaki
Publikováno v:
TRANSACTIONS OF THE JAPAN SOCIETY OF MECHANICAL ENGINEERS Series C. 72:3123-3130
Active microvibration control is expected to be applied to floors and even entire buildings of precision manufacturing facilities to meet requirements for more perfect vibration-free environment in the facilities. It is desirable that such facilities
Publikováno v:
SPIE Proceedings.
Sheeted or fibrous piezoelectric devices have been recently developed as actuators or sensors. These light and flexible devices are expected to create many innovative methods for the vibration control of structures. In this paper, we discuss the acti
Autor:
Hirofumi Kaneko, Hirokazu Yoshioka, Manabu Obata, Atsushi Nomura, Hiroki Yoda, Yoshiyuki Hashimoto, Hiroshi Nakamura, Mamoru Kimura
Publikováno v:
AIJ Journal of Technology and Design. 4:83-88
Publikováno v:
2008 International Symposium on Electrical Insulating Materials (ISEIM 2008).
Influence of thickness in LDPE sheet on electrical field distortion and transient external current under dc step voltage are studied. Temporal change in space charge distribution in LDPE sheets of 100, 200 and 300 mum in thickness are measured by PEA