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On the Minimization of Maximum Transient Energy Growth [PDF]

open access: yesIEEE Transactions on Automatic Control, 2007
The problem of minimizing the maximum transient energy growth is considered. This problem has importance in some fluid flow control problems and other classes of nonlinear systems.
James F Whidborne
exaly   +5 more sources

Transient Energy of an Individual Machine PART I: Stability Characterization

open access: yesIEEE Access, 2021
The individual-machine-equal-area-criterion method already shows potential in the transient stability assessment of multimachine systems. This two-paper series systematically analyzes the transient characteristics of the system trajectory from a genuine ...
Songyan Wang   +3 more
doaj   +3 more sources

Coupling effect of impact and in-layer voltage on flexoelectricity of PDMS laminated structures

open access: yesPolymer Testing, 2022
The low flexoelectric coefficients of polymers are the key problem that limit their application. In this paper, electret-like PDMS/metal conductive layer/PDMS laminated structures have been prepared, an internal electric field are applied on the metal ...
Mengzhou Chang   +8 more
doaj   +1 more source

Dynamic characteristics of enhanced Al/PTFE and real-time quantitative evaluation of impact release energy under vacuum environment

open access: yesResults in Physics, 2021
Aluminum/Polytetrafluoroethylene (Al/PTFE) reactive material occurs chemical reaction and release a large amount of energy under the impact load, which has the dual characteristics of strength and energy release, so it can be applied to the attack of ...
Enling Tang   +8 more
doaj   +1 more source

Influence of geometric parameters of surface electrode on electromechanical response of PDMS under impact loading

open access: yesPolymer Testing, 2021
In order to clarify the electromechanical coupling characteristics of polymer materials and extend their applications in MEMS (Micro-electromechanical Systems), electromechanical responses of PDMS (Polydimethylsiloxane) with different electrodes and ...
Enling Tang   +7 more
doaj   +1 more source

Dynamic constitutive relationship of TiZrHfCu0.5 high entropy alloy based on Johnson-Cook model

open access: yesJournal of Materials Research and Technology, 2023
High entropy alloy has attracted much attention in the field of national defense due to their excellent low-temperature dynamic mechanical properties.
Chuang Chen   +3 more
doaj   +1 more source

Damage mechanism of CFRP laminates with different curvatures impacted by ice projectile at high velocity

open access: yesPolymer Testing, 2021
The spherical ice projectile impacting vertically on Carbon Fiber Reinforced Plastic laminates (CFRP laminates) with different curvatures was developed by using the one-stage light gas gun loading system.
Enling Tang   +4 more
doaj   +1 more source

Predicting the electromechanical properties of small caliber projectile impact igniter using PZT dynamic damage constitutive model considering crack propagation

open access: yesDefence Technology, 2023
Block piezoelectric ceramics (PZTs) are often used in impact igniters to provide activation energy for electric initiators. Under the action of strong impact stress, PZTs release electric energy accompanied by crack initiation, propagation and crushing ...
Rui-zhi Wang   +7 more
doaj   +1 more source

Improved A* Algorithm for Path Planning of Spherical Robot Considering Energy Consumption

open access: yesSensors, 2023
Spherical robots have fully wrapped shells, which enables them to walk well on complex terrains, such as swamps, grasslands and deserts. At present, path planning algorithms for spherical robots mainly focus on finding the shortest path between the ...
Hao Ge   +5 more
doaj   +1 more source

A review of energy consumption and minimisation strategies of machine tools in manufacturing process

open access: yesInternational Journal of Sustainable Engineering, 2021
A global rise in demand for energy gives rise to a plethora of challenges like the increase in greenhouse gas emissions with its associated environmental impact.
Lukman Aminu Yusuf   +2 more
doaj   +1 more source

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