Results 71 to 80 of about 13,527,272 (221)

STUDY OF AUTOMATED PRESSURE TURBO SYSTEMIN DINAMIC MODE [PDF]

open access: yesAnalele Universităţii "Constantin Brâncuşi" din Târgu Jiu: Seria Inginerie, 2018
The paper inhere describes an automated turbo hydraulic centrifugal pump system, comprising an electrical part (frequency convertor and asynchronous motor) and hydraulic part(centrifugal pump, upperand lower tanks, pressure water pipe ...
Krasimir Hristov Ohrmandzhiev   +3 more
doaj  

Port-Hamiltonian Dynamic Mode Decomposition

open access: yesSIAM Journal on Scientific Computing, 2023
We present a novel physics-informed system identification method to construct a passive linear time-invariant system. In more detail, for a given quadratic energy functional, measurements of the input, state, and output of a system in the time domain, we find a realization that approximates the data well while guaranteeing that the energy functional ...
Riccardo Morandin   +2 more
openaire   +3 more sources

Precizinių rastrų formavimo sistemos juostos poslinkio matavimo junginio skaičiuojamieji tyrimai / Analytical research of displacement measuring unit of the precise raster-forming systems

open access: yesMokslas: Lietuvos Ateitis, 2018
The precision raster-forming systems creation and development must be based on research in the specific work environment. In not ideal metrological conditions the precision raster-forming system allows to achieve high accuracy of the calibration, when ...
Antanas Fursenko
doaj   +1 more source

Application of dynamic mode decomposition and compatible window-wise dynamic mode decomposition in deciphering COVID-19 dynamics of India

open access: yesComputational and Mathematical Biophysics, 2023
The COVID-19 pandemic recently caused a huge impact on India, not only in terms of health but also in terms of economy. Understanding the spatio-temporal patterns of the disease spread is crucial for controlling the outbreak.
Rana Kanav Singh, Kumari Nitu
doaj   +1 more source

Randomized Dynamic Mode Decomposition for Oscillation Modal Analysis

open access: yesIEEE Transactions on Power Systems, 2021
The objective of this research is to identify oscillation modes from real-world measurement data captured by phasor measurement units (PMUs) and make distinction of their characteristics. To this end, dynamic mode decomposition (DMD) is applied.
Abdullah Alassaf, Lingling Fan
semanticscholar   +1 more source

DYNAMIC BANDWIDTH VARIATIONAL MODE DECOMPOSITION

open access: yesICASSP 2024 - 2024 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), 2023
<p>Signal decomposition techniques aim to break down nonstationary signals into their oscillatory components, serving as a preliminary step in various practical signal processing applications. This has motivated researchers to explore different strategies, yielding several distinct approaches.
Andreas G. Angelou   +2 more
openaire   +1 more source

Boosting the local anodic oxidation of silicon through carbon nanofiber atomic force microscopy probes

open access: yesBeilstein Journal of Nanotechnology, 2015
Many nanofabrication methods based on scanning probe microscopy have been developed during the last decades. Local anodic oxidation (LAO) is one of such methods: Upon application of an electric field between tip and surface under ambient conditions ...
Gemma Rius   +4 more
doaj   +1 more source

External cavity mode structure of a two-mode VCSEL subject to optical feedback [PDF]

open access: yes, 2007
We consider a multi-transverse-mode vertical-cavity surface-emitting laser (VCSEL) subject to optical feedback. The system is modeled by a partial differential equation for the spatial carrier population, which is coupled to delay differential equations ...
Green, K   +5 more
core   +1 more source

Current Collapse-Free and Self-Heating Performances in Normally Off GaN Nanowire GAA-MOSFETs

open access: yesIEEE Journal of the Electron Devices Society, 2018
Normally off lateral GaN nanowire gate-all-around MOSFETs have been fabricated on the GaN-on-insulator substrate. The dynamic measurement proved that the devices with various nanowire heights exhibit current collapse-free characteristics implying that ...
Ki-Sik Im   +6 more
doaj   +1 more source

Simulation of dynamic delamination and mode I energy dissipation [PDF]

open access: yes, 2009
Delamination initiation and propagation of aeronautic composites is an active field of research. In this paper we present a methodology for critical energy release rate correlation of numerical simulation and experimental data.
Salaün, Michel   +3 more
core  

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