Results 91 to 100 of about 12,952,420 (296)

Experimental Investigation of Active Vibration Control for Gear Set Shaft [PDF]

open access: yes, 2014
[[abstract]]In this study, three different active vibration control (AVC) algorithms are implemented and compared in the experimental investigation of gear set shaft vibration control.
Wu, Jian-Da; Lin, Jia-Hong
core  

Active vibration control (AVC) of a satellite boom structure using optimally positioned stacked piezoelectric actuators [PDF]

open access: yes, 2006
In this paper, results for active vibration control predicted from experimental measurements on a lightweight structure are compared with purely computational predictions.
Brennan, M.J.   +5 more
core   +1 more source

Mechanics of Telson Ridges in Mantis Shrimp for Impact Analysis and Implications for Bioinspired Elastic Shell Designs

open access: yesAdvanced Functional Materials, EarlyView.
The mantis shrimp telson reveals how ridged biological shields control deformation under impact. Inspired by this architecture, telson‐inspired ridged curved shells transform ridge geometry and macroscopic curvature into bidirectional snap‐through, tunable stiffness, and enhanced hysteretic energy dissipation for multifunctional architected materials ...
Phani Saketh Dasika   +5 more
wiley   +1 more source

Defect‐Free Transfer Principles for Scalable, Thin Garnet‐Based Hybrid Solid Electrolytes in Solid‐State Batteries

open access: yesAdvanced Functional Materials, EarlyView.
Defect‐free transfer principles enable scalable fabrication of 15 µm‐thin garnet‐based hybrid solid electrolytes. Hansen solubility parameters correlate interfacial compatibility with coating, transfer, and impregnation behavior, guiding rational selection of slurry/substrate, binder/substrate, and binder/polymer electrolyte combinations.
Seul Gi Chu   +8 more
wiley   +1 more source

Study on Optimization of Passive Viscous Damper and Passive Hybrid Control Seismic Response

open access: yes工程科学与技术, 2020
In order to solve the problem that the displacement response of isolation layer is too large in the case of the isolated structure under the super intensity, the strategy of optimizing the passive viscous damper based on the active control algorithm was ...
Guanping ZHANG   +3 more
doaj  

ACTIVE ROTOR VIBRATION CONTROL

open access: yesMechanics and Control, 2013
The article deals with the analysis of active vibration control of a rotor which is supported by journal bearings. The oil film between the journal and bushing induces the rotor instability, which causes rotor vibrations if rotational speed is greater than a threshold of system stability.
Miluse Viteckova   +2 more
openaire   +2 more sources

Lewis Acid Site Engineering in MOF‐Derived Aluminum Oxide/Carbon Composites for Dechlorination of Waste Plastic Pyrolysis Oil

open access: yesAdvanced Functional Materials, EarlyView.
Controlled carbonization of an Al‐MOF partially decomposes its linkers, exposing coordinatively unsaturated Al centers within an oxide/carbon composite. The resulting Lewis acid sites, rather than surface area, govern organochlorine capture: the composite removes chemically diverse organochlorines from waste plastic pyrolysis oil, outperforms a ...
Seong Cheon Kim   +6 more
wiley   +1 more source

Halide Composition Controls Phase Morphology and Device Specific Performance in Perovskite Photovoltaics and Light Emitting Diodes

open access: yesAdvanced Functional Materials, EarlyView.
We demonstrate that halide composition determines phase morphology, governing distinct operating mechanisms in mixed halide perovskites. Phase segregating 75% Br compositions enhance solar cell performance, whereas intrinsically phase‐separated 95% Br compositions provide stable light emitting diodes.
Tal Binyamin   +6 more
wiley   +1 more source

ACTIVE DISTURBANCE REJECTION CONTROL FOR STRUCTURE VIBRATION WITH ELECTROMAGNETIC INERTIAL ACTUATOR (MT)

open access: yesJixie qiangdu, 2023
For the problems of system model inaccuracy, internal and external disturbances in active vibration control of an all-clamped plate structure, an active vibration control method based on an active disturbance rejection controller(ADRC) was introduced to ...
LU Lu   +4 more
doaj  

Optimisation of a velocity feedback controller to minimise kinetic energy and maximise power dissipation

open access: yes, 2014
In this study the active vibration control of a structure modelled as a single degree of freedom system and excited by a white noise force is considered.
Gardonio, Paolo   +4 more
core   +1 more source

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