Results 71 to 80 of about 23,396,150 (160)

Harmonic Analysis and Fault-Tolerant Capability of a Semi-12-Phase Permanent-Magnet Synchronous Machine Used for EVs

open access: yesEnergies, 2012
This paper deals with a fault-tolerant semi-12-phase permanent-magnet synchronous machine (PMSM) used for electric vehicles. High fault-tolerant and low toque ripple features are achieved by employing fractional slot concentrated windings (FSCWs) and ...
Haipeng Wang   +5 more
doaj   +1 more source

An approach to harmonic load- and source-pull measurements for high-efficiency PA design [PDF]

open access: yes, 2004
High-efficiency power-amplifier design requires numerous efforts to investigate both input and output harmonic terminations effects. A simplified theoretical approach to clarify the relevance of such terminations is presented here, and design criteria to
Ernesto Limiti   +18 more
core   +1 more source

A Shear Lag Analysis for Composite Box Girders with Deformable Connectors

open access: yesActa Polytechnica, 2004
A method is proposed for shear lag analysis which can be applied to steel-concrete composite box girders. The proposed method uses harmonic analysis and allows the determination of shear lag effects from simple calculations so that the method is regarded
V. Křístek
doaj  

Regular and irregular astigmatism of bullous keratopathy using Fourier harmonic analysis with anterior segment optical coherence tomography. [PDF]

open access: yesSci Rep, 2022
Chen LW   +9 more
europepmc   +1 more source

Second harmonic optical vortex generation in air

open access: yes
We demonstrate second harmonic vortex generation in atmospheric pressure air using tightly focused femtosecond laser beam.
Kazansky, P.G.   +4 more
core   +1 more source

Harmonic analysis for spinors on real hyperbolic spaces

open access: yes, 2001
International audienceWe develop the $L^2$ harmonic analysis for (Dirac) spinors on the real hyperbolic space $H^n(\mathbb{R})$ and give the analogue of the classical notions and results known for functions and differential forms: we investigate the ...
Pedon, Emmanuel, Camporesi, Roberto
core   +1 more source

Remotely sensed estimation of total iron content in soil with harmonic analysis and BP neural network. [PDF]

open access: yesPlant Methods, 2021
Jiang X   +7 more
europepmc   +1 more source

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