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Now showing items 2631-2640 of 3710
A new voltage probe with improved performance at the 10 kHz–500 kHz frequency range for field measurements in LV networks
(Elsevier, 2019-06-05)
[EN] Voltage measurements in the frequency range from 10 kHz to 500 kHz are used to quantify the level of the Narrow Band Power Line Communication transmitted signals, the noise and the non-intentional conducted emissions ...
On-field evaluation of the performance of IP-based data transmission over narrowband PLC for smart grid applications
(Elsevier, 2018-03-13)
[EN] One of the current efforts for the grid modernization is the deployment of Advanced Metering Infrastructure systems. Regarding AMI technologies, NarrowBand PLC is one of the most spread technologies worldwide. While ...
Impact of Channel Disturbances on Current Narrowband Power Line Communications and Lessons to Be Learnt for the Future Technologies
(IEEE, 2019-06-24)
[EN] The electricity network is a complex communication medium with properties that depend on
both the topology of the grid and the usage pattern of the connected devices. These devices generate channel disturbances during ...
Oxidation of lean methane over cobalt catalysts supported on ceria/alumina
(Elsevier, 2019-12-23)
Cobalt (30 %wt.) oxide catalysts supported over ceria-modified (3–18 %wt.) alumina supports were examined for the combustion of lean methane. The prepared samples were characterised by wavelength dispersive X-ray fluorescence, ...
Hizkuntza-praktikak hiri-mundu eta mundu hirietan
(Euskaltzaindia., 2015-09-30)
[EU] Hiriak itxuraz eta egituraz aldatzen ari diren honetan, hiri-bizimodua erruz ari da edonora hedatzen. Posthiria bezalako kontzeptuek bizimodu haren hegemonia hiri forma klasikoaren ezaugarri batzuen galerarekin batera ...
Does having women managers lead to increased gender equality practices in corporate social responsibility?
(Wiley, 2014-10-14)
There is increasing interest in determining what impact having women in management positions may have on corporate social responsibility (CSR) initiatives. Various authors suggest that gender equality practices should be ...
Performance Study of Layered Division Multiplexing Based on SDR Platform
(IEEE, 2015-06-05)
[EN] Two of the main drawbacks of the current broadcasting services are, on the one hand, the lack of flexibility to adapt to the new generation systems requirements, and on the other hand, the incapability of taking a ...
A Measurement-based Multipath Channel Model for Signal Propagation in Presence of Wind Farms in the UHF Band
(IEEE, 2013-10-15)
[EN] Scattering signals on wind turbines may lead to
degradation problems on the communication systems provided
in the UHF band, such as terrestrial television broadcasting,
broadband wireless systems or public safety ...
La autoayuda y el consumo de dispositivos psíquicos en el caso de la Innovación
(CSIC, 2011-12-30)
[ES] La innovación aparece en el mundo de la empresa y, en general, en los ámbitos organizacionales, como demanda del sistema económico propio del capitalismo informacional y de su lógica imperante: la búsqueda del valor ...
Characterization of non-intentional emissions from distributed energy resources up to 500 kHz: A case study in Spain
(Elsevier, 2019-09-06)
[EN] Narrow Band Power Line Communications (NB-PLC) systems are currently used for smart metering and power quality monitoring as a part of the Smart Grid (SG) concept. However, non-intentional emissions generated by the ...