Results 11 to 20 of about 7,464,161 (289)

Intermodulation distortion performance enhancement of microwave power amplifiers [PDF]

open access: yes, 2000
This thesis was submitted for the degree of Doctor of Philosophy and awarded by Brunel University.This thesis reports the author's investigation of the effects of the injection of specific signals on the intermodulation distortion performance of ...
Mbabele, M., Mbabele, Modeste
core   +7 more sources

Artificial neural network prediction of weld distortion rectification using a travelling induction coil [PDF]

open access: yes, 2013
An experimental investigation has been carried out to determine the applicability of an induction heating process with a travelling induction coil for the rectification of angular welding distortion.
Campbell, S. W.   +3 more
core   +4 more sources

Modelling distortion reduction on pre- and post-weld rolled gas metal arc welded plates [PDF]

open access: yes, 2011
Residual stress generated during welding can cause distortion, especially when appliedon relatively thin plates. There are several standard and well documented techniquesto reduce distortion and residual stress after welding, however these techniques ...
Colegrove, Paul A.   +3 more
core   +7 more sources

Web-Distortion/Vetter: Vetter Code & Data Release

open access: yes, 2023
Here we release the code of Vetter. We also provide our collected web page snapshots (snapshot.zip) and SKPaint API invocation logs (skpdata.tar.gz) of the Alexa top and bottom 2,500 websites, as well as our user study results (results_of_user_study.zip)
Web-Distortion
core   +1 more source

Consideration of residual stress and geometry during heat treatment to decrease shaft bending [PDF]

open access: yes, 2014
In automotive industry, heat treatment of components is implicitly related to distortion. This phenomenon is particularly obvious in the case of gearbox parts because of their typical geometry and precise requirements.
SURA, Edoardo   +3 more
core   +1 more source

Comparative Measurements on Loudspeaker Distortion: Current vs. Voltage Control

open access: yesArchives of Acoustics, 2017
Modulation and harmonic distortion produced by ordinary moving-coil direct-radiator drive units are measured under current control and voltage control.
Esa MERILÄINEN
doaj   +1 more source

Investigation of thermal techniques to mitigate buckling distortion in welding panels [PDF]

open access: yes, 2012
This thesis describes the advancements of the application of thermal tensioning techniques to different weld geometries in order to eliminate buckling distortion.
Nagy, T.
core   +7 more sources

Electric current generation in distorted graphene [PDF]

open access: yesInternational Journal of Modern Physics B, 2016
Graphene-like materials can be effectively described by quantum electrodynamics in (2+1) dimensions, QED3. In a pristine state, these systems exhibit a symmetry between the nonequivalent Dirac points in the honeycomb lattice. Realistic samples which include distortions and crystalline anisotropies are considered through mass gaps of topological and ...
Julia Mizher, Ana   +2 more
openaire   +4 more sources

Research on the strategy of cooperative control between photovoltaic grid-connected and reactive power compensation technology

open access: yesThe Journal of Engineering, 2019
When connecting a large number of generating sets into power grid, there will be the harmonic wave generated in power grid causing voltage and current distortion, which affects power quality seriously.
Zhigang Li   +3 more
doaj   +1 more source

Predictive Control for Current Distortion Mitigation in Mining Power Grids

open access: yesApplied Sciences, 2023
Current distortion is a critical issue of power quality because the low frequency harmonics injected by adjustable speed drives increase heating losses in transmission lines and induce torque flickering in induction motors, which are widely used in ...
Juan S. Gómez   +7 more
doaj   +1 more source

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