Results 1 to 10 of about 19,264 (300)

Design of a linear macro–micro actuation stage considering vibration isolation

open access: yesAdvances in Mechanical Engineering, 2015
In microelectronics manufacturing, macro–micro actuation stages are typically applied to obtain a high-precision positioning at a high acceleration. Macro–micro actuation stage comprises a voice coil motor that achieves a high-acceleration motion and a ...
Lufan Zhang   +3 more
doaj   +3 more sources

Polypyrrole with Phosphor Tungsten Acid and Carbide-Derived Carbon: Change of Solvent in Electropolymerization and Linear Actuation [PDF]

open access: yesMaterials, 2021
Linear actuators based on polypyrrole (PPy) are envisaged to have only one ion that triggers the actuation direction, either at oxidation (anion-driven) or at reduction (cation-driven).
Zane Zondaka   +2 more
exaly   +3 more sources

Comparison of hydraulic, pneumatic and electric linear actuation systems [PDF]

open access: yesScientific Reports, 2023
Different applications or industries use different systems for linear actuation, such as hydraulic, pneumatic or electric. Electric systems are becoming increasingly popular and are already replacing hydraulic systems in various applications.
Jan Pustavrh   +4 more
doaj   +2 more sources

Role of Polyoxometalate Contents in Polypyrrole: Linear Actuation and Energy Storage [PDF]

open access: yesMaterials, 2022
A combination of polyoxometalates with polypyrrole is introduced in this work. Our goal was to include phosphotungstic acid (PTA) in different molar concentrations (0.005, 0.01, and 0.05 M) in the electropolymerization of pyrrole doped with ...
Quoc Bao Le, Zane Zondaka, Madis Harjo
exaly   +3 more sources

Wire-form shape memory alloy actuators: modeling, design, and control [PDF]

open access: yesMicrosystems & Nanoengineering
Wire-form shape memory alloy (WF-SMA) actuators have become integral components in numerous advanced applications ranging from robotics and aerospace to biomedicine thanks to their exceptional energy density, compact architectures and versatile actuation
Rongru Zhang   +7 more
doaj   +2 more sources

Electro-Hydraulic Variable-Speed Drive Networks—Idea, Perspectives, and Energy Saving Potentials

open access: yesEnergies, 2022
Electro-hydraulic differential cylinder drives with variable-speed displacement units as their central transmission element are subject to an increasing focus in both industry and academia.
Lasse Schmidt, Kenneth Vorbøl Hansen
doaj   +1 more source

Conceptual Design of a Low - Cost Linear Actuator for Variable Span Wing Application [PDF]

open access: yesINCAS Bulletin, 2021
Aerospace actuators can be found throughout modern commercial and experimental aircraft, as well as in military and space exploration. The aerospace industry is not only growing, but also rapidly changing and the demand for aerospace actuators is ...
Aynul HOSSAIN
doaj   +1 more source

Fluid-driven hydrogel actuators with an origami structure

open access: yesiScience, 2022
Summary: Owing to the innate good biocompatibility, tissue-like softness and other unique properties, hydrogels are of particular interest as promising compliant materials for biomimetic soft actuators.
Zhexin Huang   +6 more
doaj   +1 more source

A structure design method for compliant parallel manipulators with actuation isolation [PDF]

open access: yesMechanical Sciences, 2016
Since precise linear actuators of a compliant parallel manipulator suffer from their inability to tolerate the transverse motion/load in the multi-axis motion, actuation isolation should be considered in the compliant manipulator design to eliminate the ...
G. Hao, X. Kong
doaj   +1 more source

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