Zobrazeno 1 - 10
of 34
pro vyhledávání: '"Juncheol Jeon"'
Publikováno v:
Sensors, Vol 13, Iss 2, Pp 2131-2147 (2013)
In this work, active vibration control of an underwater cylindrical shell structure was investigated, to suppress structural vibration and structure-borne noise in water. Finite element modeling of the submerged cylindrical shell structure was develo
Externí odkaz:
https://doaj.org/article/b39a84d9749f4062bb495e0a8092937d
Publikováno v:
Advances in Mechanical Engineering, Vol 6 (2014)
This paper presents a novel piezoactuator-based valve for vehicle ABS. The piezoactuator located in one side of a rigid beam makes a displacement required to control the pressure at a flapper-nozzle of the pneumatic valve. In order to obtain the wide
Externí odkaz:
https://doaj.org/article/0e048a650b8a46599ea9322375fb746d
Publikováno v:
Advances in Mechanical Engineering, Vol 5 (2013)
This paper presents performance characteristics of a new type of direct drive valve (DDV) system driven by a piezostack actuator. The flexible beam mechanism is employed to amplify the output displacement from the piezostack actuator. After describin
Externí odkaz:
https://doaj.org/article/4942808e039743cb8c22e0d24aca3a00
Publikováno v:
Advances in Mechanical Engineering, Vol 5 (2013)
In the present paper, identification of dynamic sensing characteristics of macrofiber composite (MFC) and polyvinylidene fluoride (PVDF) is carried out via experimental investigation. As a first step, basic characteristics and operating principles of
Externí odkaz:
https://doaj.org/article/c4b311a26837443eaee506e74ba3b261
Publikováno v:
Actuators, Vol 10, Iss 239, p 239 (2021)
Actuators
Volume 10
Issue 9
Actuators
Volume 10
Issue 9
This work investigates the effect of spool displacement control of the piezoelectric stack actuator (PSA) based valve system on the flow motion of the pressure drop and flow rate. As a first step, the governing equations of the structural parts of th
Publikováno v:
Journal of Adhesion Science and Technology. 32:359-374
In this work, critical operating factors of a jetting dispenser driven by a dual type of the piezostack actuators are experimentally identified. As a first step, geometrical information and working principle of the jetting dispenser are briefly addre
Publikováno v:
Proceedings of the Institution of Mechanical Engineers, Part D: Journal of Automobile Engineering. 227:1562-1577
In this study, a new controllable engine mounting system for vibration control of passenger vehicles is proposed. The proposed mounting system consists of two smart material actuators: a piezostack actuator and a magnetorheological-fluid actuator. Fi
Publikováno v:
Transactions of the Korean Society for Noise and Vibration Engineering. 22:1020-1026
This paper proposes a new type of high-frequency directional valve controlled by the piezostack actuator associated with displacement amplifier. As a first step, a dynamic model of directional valve which can operate at 200 Hz with a flow rate of 12
Publikováno v:
Advanced Science Letters. 14:155-160
Publikováno v:
Transactions of the Korean Society for Noise and Vibration Engineering. 21:643-649
This work presents an active vibration control of a stiffened hull structure using a flexible macro fiber composite(MFC) actuator. As first step, the governing equation of the hull structure is derived in a matrix form and its dynamic characteristics