Results 41 to 50 of about 532,480 (294)

Equivalent circuit model of multiport overlay capacitors

open access: yesElectronics Letters, 1995
The planar approach is used to derive a lumped-element equivalent circuit model of multiport MIM capacitors. The values of the equivalent circuit elements are given as closed-form expressions. Validation of the model is performed comparing its results with experimental data measured up to 40 GHz.
BARTOLUCCI, GIANCARLO   +3 more
openaire   +2 more sources

Electromagnetic equivalent models for printed circuit boards inside a metallic enclosure Using a coaxial-to-waveguide transition calibration [PDF]

open access: yes, 2012
Equivalent models of printed circuit boards are useful to simplify electromagnetic problems by reducing the computational costs of numerical simulations.
Clemente Fernández, Francisco Javier   +5 more
core   +2 more sources

Equivalent Circuit Models of Finite Slot Antennas

open access: yesIEEE Transactions on Antennas and Propagation, 2019
We present a systematic approach to describe planar slot antennas embedded in generic stratified media. An equivalent transmission line model for the slot is proposed, based on a spectral domain analysis. First, we introduce a method of moments solution to model semiinfinite or finite slots, fed by a delta-gap excitation.
Ralph M. van Schelven   +2 more
openaire   +5 more sources

Novel battery model of an all-electric personal rapid transit vehicle to determine state-of-health through subspace parameter estimation and a Kalman Estimator [PDF]

open access: yes, 2008
--The paper describes a real-time adaptive battery model for use in an all-electric Personal Rapid Transit vehicle. Whilst traditionally, circuit-based models for lead-acid batteries centre on the well-known Randles’ model, here the Randles’ model is
Bentley, P   +3 more
core   +1 more source

An Improved Organic Solar Cell Lumped-Parameter Equivalent Circuit Model

open access: yesCrystals, 2018
An improved lumped-parameter equivalent circuit model is proposed to describe S-shaped I–V characteristics of organic solar cells (OSCs). This model originates but differs from Mazhari’s model.
Chuanzhong Xu   +3 more
doaj   +1 more source

Parameter Identification for Cells, Modules, Racks, and Battery for Utility-Scale Energy Storage Systems

open access: yesIEEE Access, 2020
The equivalent circuit model for utility-scale battery energy storage systems (BESS) is beneficial for multiple applications including performance evaluation, safety assessments, and the development of accurate models for simulation studies.
Oluwaseun M. Akeyo   +4 more
doaj   +1 more source

Measurement-based modelling and validation of PV systems [PDF]

open access: yes, 2013
This paper presents the analysis and results of modelling of various photovoltaic (PV) systems. Two general models are discussed and presented: an analytical model and an equivalent circuit model, both formulated for main PV technologies currently ...
Desmet, Jan   +3 more
core   +1 more source

The (Glg)ABCs of cyanobacteria: modelling of glycogen synthesis and functional divergence of glycogen synthases in Synechocystis sp. PCC 6803

open access: yesFEBS Letters, EarlyView.
We reconstituted Synechocystis glycogen synthesis in vitro from purified enzymes and showed that two GlgA isoenzymes produce glycogen with different architectures: GlgA1 yields denser, highly branched glycogen, whereas GlgA2 synthesizes longer, less‐branched chains.
Kenric Lee   +3 more
wiley   +1 more source

Tumour–host interactions in Drosophila: mechanisms in the tumour micro‐ and macroenvironment

open access: yesMolecular Oncology, EarlyView.
This review examines how tumour–host crosstalk takes place at multiple levels of biological organisation, from local cell competition and immune crosstalk to organism‐wide metabolic and physiological collapse. Here, we integrate findings from Drosophila melanogaster studies that reveal conserved mechanisms through which tumours hijack host systems to ...
José Teles‐Reis, Tor Erik Rusten
wiley   +1 more source

Dynamic Equivalent Circuit Model to Estimate State-of-Health of Lithium-Ion Batteries

open access: yesIEEE Access, 2022
Lithium-ion (Li-ion) batteries have increasingly been used in diverse applications. Accurate estimation of the state of health (SOH) of the Li-ion batteries is vital for all stakeholders and critical in various applications such as electric vehicles (EVs)
Shehla Amir   +5 more
doaj   +1 more source

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