Results 21 to 30 of about 159,794 (269)

On Minimizing Base Station Power Consumption [PDF]

open access: yes2011 IEEE Vehicular Technology Conference (VTC Fall), 2011
We consider resource allocation over a wireless downlink where Base Station (BS) power consumption is minimized while upholding a set of required link rates. A Power and Resource Allocation Including Sleep (PRAIS) method is proposed that combines resource sharing, Power Control (PC), and Discontinuous Transmission (DTX), such that downlink power ...
Hauke Holtkamp   +2 more
openaire   +2 more sources

Experimental investigation of the performance of a single‐slope solar still under Aswan climate conditions

open access: yesIET Renewable Power Generation, 2021
Solar desalination has been introduced as it provides several environmental and economical advantages. In which, the desalination process depends mainly on the intensity of solar irradiance and ambient temperature.
Mahmoud Roshdy   +3 more
doaj   +1 more source

A Parameterized Base Station Power Model [PDF]

open access: yesIEEE Communications Letters, 2013
Power models are needed to assess the power consumption of cellular Base Station (BS) on an abstract level. Currently available models are either too simplified to cover necessary aspects or overly complex. We provide a parameterized linear power model which covers the individual aspects of a BS which are relevant for a power consumption analysis ...
Hauke Holtkamp   +3 more
openaire   +2 more sources

Electrochemical Behavior and Passive Film Properties of Hastelloy C22 Alloy, Laser-Cladding C22 Coating, and Ti–6Al–4V Alloy in Sulfuric Acid Dew-Point Corrosion Environment

open access: yesMetals, 2022
The electrochemical behavior and passive film properties of Hastelloy C22 alloy, laser-cladding C22 coating, and Ti–6Al–4V alloy in sulfuric acid dew-point corrosion environment were investigated through a combination of electrochemical measurements and ...
Chao Zheng   +5 more
doaj   +1 more source

Predictive monitoring of asset populations in a rotating plant under operational uncertainty: a transfer learning approach

open access: yesData-Centric Engineering
Processing and extracting actionable information, such as fault or anomaly indicators originating from vibration telemetry, is both challenging and critical for an accurate assessment of mechanical system health and subsequent predictive maintenance.
Ziad Ghauch   +6 more
doaj   +1 more source

Comprehensive approach to modeling and simulation of dynamic soft-sensing design for real-time building energy consumption

open access: yesInternational Journal of Distributed Sensor Networks, 2017
This research develops a multi-layer hybrid soft-sensor model to improve the accuracy of building thermal load prediction using integrated data. The multi-layer hybrid model (autoregressive and particle swarm optimization neural network) hybridizes an ...
Kai Liu   +3 more
doaj   +1 more source

Structural and parametric synthesis of anti-average control algorithms for realizing adaptive frequency operating automaticselectrotechnical systems

open access: yesИзвестия высших учебных заведений: Проблемы энергетики, 2019
In the event of accidents in power systems associated with a reduction in frequency in order to prevent the complete repayment of the energy district and accelerate the elimination of the accident, frequency division automatics (FDA) are used.
V. R. Ivanovа   +2 more
doaj   +1 more source

Evaluation of Nuclear Accident Atmospheric Radionuclide Transport Model ARTM

open access: yes南方能源建设, 2020
[Introduction] To address the issue of decisions under nuclear emergency and nuclear accident consequence assessment of common concern at home and abroad, in this paper.
NING Shasha, LI Jingtao, ZHANG Huaiyu
doaj   +1 more source

Assembling a Nanomolecular Power Station [PDF]

open access: yesThe Plant Cell, 2018
The ATP synthase complex of chloroplasts is an elegant example of the union of structure and function at the molecular level ([Junge and Nelson, 2015][1]). This enzyme complex consists of an integral membrane CFo component that transports protons plus an extrinsic CF1 component that synthesizes ...
openaire   +2 more sources

Proposed methodology for online frequency response analysis based on magnetic coupling to detect winding deformations in transformers

open access: yesHigh Voltage, 2019
Frequency response analysis is widely used as a method for the offline diagnosis of winding deformations in power transformers. To apply it to a working transformer, people need to determine how to inject the excitation signal and measure the response ...
Yangchun Cheng   +7 more
doaj   +1 more source

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