Results 11 to 20 of about 698,757 (298)

Inverse design of nonequilibrium steady states: A large-deviation approach [PDF]

open access: yesPhysical Review E, 2021
The design of small scale non-equilibrium steady states (NESS) is a challenging, open ended question. While similar equilibrium problems are tractable using standard thermodynamics, a generalized description for non-equilibrium systems is lacking, making the design problem particularly difficult. Here we show we can exploit the large deviation behavior
William D. Piñeros, Tsvi Tlusty
openaire   +4 more sources

Targeted Fast Frequency Response by Decomposing Frequency into Transient and Steady-State Deviations

open access: closed2023 IEEE International Conference on Energy Technologies for Future Grids (ETFG), 2023
Jesús Sánchez Cortés   +2 more
openalex   +3 more sources

The Definition of Power Grid Strength and Its Calculation Methods for Power Systems with High Proportion Nonsynchronous-Machine Sources

open access: yesEnergies, 2023
This paper studies the definition and calculation method of power grid strength in the environment of high-proportion nonsynchronous-machine sources, focusing on the effect of nonsynchronous-machine sources on voltage support strength and frequency ...
Zheng Xu   +3 more
doaj   +1 more source

Robustness in formation control of mobile robots using leader-follower method

open access: yesAdvances in Mechanical Engineering, 2023
This paper presents the robustness in formation control of multiple mobile robots using leader-follower method. The uncertainty considered is the measured error which is included in the relative state. The robust stability conditions against the relative
Shinsuke Oh-Hara, Atsushi Fujimori
doaj   +1 more source

Elimination of voltage and frequency deviations, suppression of chaotic oscillations in power system with distributed generation [PDF]

open access: yesОмский научный вестник, 2019
The article proposes an algorithm for eliminating voltage and frequency deviations, suppressing chaotic oscillations in a power system with distributed generation.
B. A. Kosarev, V. K. Fedorov
doaj   +1 more source

Evaluation of methods to accurately characterize the thermal conductivity of micro-and nanocellular polymers based on poly(methyl-methacrylate) (PMMA) produced at lab-scale

open access: yesPolymer Testing, 2023
The characterization of the thermal conductivity of new and enhanced thermal insulators developed at lab-scale is a challenge. The small dimensions of the prototypes make impossible the use of the conventional techniques because steady-state methods ...
Ismael Sánchez-Calderón   +5 more
doaj   +1 more source

Importance sampling large deviations in nonequilibrium steady states. I [PDF]

open access: yesThe Journal of Chemical Physics, 2018
Large deviation functions contain information on the stability and response of systems driven into nonequilibrium steady states and in such a way are similar to free energies for systems at equilibrium. As with equilibrium free energies, evaluating large deviation functions numerically for all but the simplest systems is difficult because by ...
Ray, Ushnish   +2 more
openaire   +4 more sources

Virtual Synchronous Generator (VSG) Control Strategy Based on Improved Damping and Angular Frequency Deviation Feedforward

open access: yesEnergies, 2023
The output active power of a grid-connected inverter controlled by a traditional virtual synchronous generator (VSG) has the problems of oscillation and steady-state errors. A VSG control strategy based on improved damping and angular frequency deviation
Sue Wang, Yuxin Xie
doaj   +1 more source

Cumulants and large deviations of the current through non-equilibrium steady states [PDF]

open access: yesComptes Rendus. Physique, 2007
Using a generalisation of detailed balance for systems maintained out of equilibrium by contact with 2 reservoirs at unequal temperatures or at unequal densities, one can recover the fluctuation theorem for the large deviation function of the current. For large diffusive systems, we show how the large deviation function of the current can be computed ...
Bodineau, T., Derrida, B.
openaire   +2 more sources

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