Space shuttle rudder/speedbrake actuation subsystem [PDF]
The Rudder/Speedbrake (R/SB) Actuation Subsystem for use on the NASA Space Shuttle Orbiter is an electro-hydro-mechanical system which provides the control and positionary capability of the orbiter aero-dynamic primary flight control surface.
Naber, R. A.
core +1 more source
Circle grid fractal plate as a turbulent generator for premixed flame: an overview [PDF]
This review paper focuses to ascertain a new approach in turbulence generation on the structure of premixed flames and external combustion using a fractal grid pattern.
A Khalid +17 more
core +1 more source
A codesign multiobjective optimization framework was developed to enhance the morphology and controller of a snake‐like robot driven by artificial muscles. It improved planar locomotion, agility, and power efficiency. The approach optimized link geometry and controller gains, revealing that shorter muscles near joints and longer linkages maximize ...
Ayla Valles, Mahdi Haghshenas‐Jaryani
wiley +1 more source
3D Printing of Soft Robotic Systems: Advances in Fabrication Strategies and Future Trends
Collectively, this review systematically examines 3D‐printed soft robotics, encompassing material selections, function integration, and manufacturing methodologies. Meanwhile, fabrication strategies are analyzed in order of increasing complexity, highlighting persistent challenges with proposed solutions.
Changjiang Liu +5 more
wiley +1 more source
Tactile graphical display for the visually impaired information technology applications [PDF]
This paper presents an interactive tactile graphical display, for the visually impaired information technology access applications. The display consists of a matrix of dots. Each dot is an electro rheological micro actuator.
Fekkai, S, Shafik, M
core
Hydraulic motion platforms are widely utilized in various environments due to their capacity to bear heavy loads and provide long actuator strokes. The predominant control system employed for hydraulic motion platforms is the electro-hydraulic servo ...
Ezz Eldin Ibrahim +4 more
doaj +1 more source
Remaining useful life prognostics for the electro-hydraulic actuator using relevance vector machine and optimized on-line incremental learning [PDF]
The electro-hydraulic actuator plays a significant role in the automatic flight control system, so it is vital to predict the remaining useful life (RUL) for the electro-hydraulic actuators.
Dong Jiankang, Wang Jiaqi, Guo Runxia
doaj +1 more source
Mechanically limited, electrically operated hydraulic valve system for aircraft controls Patent [PDF]
Development of aircraft control system with high performance electrically controlled and mechanically operated hydraulic valves for precise flight ...
Foster, J. V.
core +1 more source
Soft Actuators Integrated with Control and Power Units: Approaching Wireless Autonomous Soft Robots
Soft robots exhibit significant development potential in various applications. However, there are still key technical challenges regarding material improvement, structure design and components integration. This review focuses on the development and challenge of soft actuators, power components, and control components in untethered intelligent soft ...
Renwu Shi, Feifei Pan, Xiaobin Ji
wiley +1 more source
A novel soft microgripper using divided-electrode type flexible ER valves
For maintenance microrobots for small diameter pipes in power plants and so on, a novel microgripper using divided-electrode type flexible electro-rheological valves (DE-FERVs) was proposed and developed. Each bendable finger consisted of the DE-FERV and
Kazuhiro YOSHIDA +3 more
doaj +1 more source

