Zobrazeno 1 - 10
of 59
pro vyhledávání: '"Akira Ohata"'
Publikováno v:
IFAC-PapersOnLine. 51:41-45
The advancement of the powertrain control increases the amount of computation. Mass production ECU (Electronic Control Unit), which is made of single-core architecture, cannot have a higher clock speed. Using multi/many-core architecture is the only
Autor:
Akira Ohata
Publikováno v:
Control Theory and Technology. 15:150-157
Automotive engine control has been continuously improved due to the strong demands from the society and the market since introducing electronic controls but not always following control theories. Therefore, it is not easy for researchers from academi
Publikováno v:
IFAC-PapersOnLine. 49:685-690
The advancement of the engine control increases the amount of computation. The production ECU (Electronic Control Unit), which is made of single-core architecture, cannot have a higher clock speed. Using multi-/many-core architecture is the only way
Publikováno v:
IFAC-PapersOnLine. 49:787-792
Due to the needs for CO2 emission reduction, the control region for automotive engine system is pushed toward the boundary between normal and abnormal engine operations such as knocking and misfiring. When an engine is operated outside of admissible
A Vehicles-Intersection Coordination Scheme for Smooth Flows of Traffic without Using Traffic Lights
Publikováno v:
IEEE Transactions on Intelligent Transportation Systems. 16(No. 3):1136-1147
This paper presents a coordination scheme of automated vehicles at an intersection without using any traffic lights. Using a two-way communication network, vehicles approaching the intersection from all sections are globally coordinated, by consideri
Autor:
K. W. Seo, Norihiro Kamamichi, Yasuaki Kaneda, Masaki Yamakita, Akira Ohata, Jun Ishikawa, Katsuhisa Furuta
Publikováno v:
2015 54th Annual Conference of the Society of Instrument and Control Engineers of Japan, SICE 2015. :1391-1396
In this paper a novel real-time engine simulator which is combined with partial mechanical hardware system and numerical simulator. In the hardware, the actual piston-clank mechanism is used, and the thrust force is generated by a liner motor. In the
Publikováno v:
2017 36th Chinese Control Conference (CCC).
Current automotive engine developments have been driven by improving vehicle fuel consumption. Various ideas have been explored to reduce the fuel consumption of vehicle including variable cylinder engine. The benefit is given by the pumping loss red
Publikováno v:
Scopus-Elsevier
Network with four intersections In this paper a network-wide traffic signal control scheme in a model predictive control framework using mixed integer programming is presented. A concise model of traffic is proposed to describe a signalized road netw
Publikováno v:
International Journal of Intelligent Transportation Systems Research. 13:107-118
This paper investigates the significance of a traffic signal control scheme that simultaneously adjusts all signal parameters, i.e., cycle time, split time and offset, in a road network. A novel framework of model predictive control (MPC) is designed
Publikováno v:
IEEE Transactions on Intelligent Transportation Systems. 15:878-888
Traffic management on road networks is an emerging research field in control engineering due to the strong demand to alleviate traffic congestion in urban areas. Interaction among vehicles frequently causes congestion as well as bottlenecks in road c