Results 21 to 30 of about 170,154 (262)

Power Semiconductor Losses Simulation Capabilities in Matlab/Simulink

open access: yesActa Electrotechnica et Informatica, 2023
The paper describes methods of simulation conduction and switching losses of power semiconductors in MATLAB/Simulink. The comparison of simulation results for Infineon’s semiconductor with PLECS Standalone simulation is presented.
Gordan Daniel, Pástor Marek
doaj   +1 more source

Bearing Power Losses with Water-Containing Gear Fluids

open access: yesLubricants, 2020
Lubricants have a large influence on gearbox power losses. Recent investigations at a gear efficiency test rig have shown the high potential of water-containing gear fluids in drastically reducing load-dependent gear losses and temperatures.
Mustafa Yilmaz   +3 more
doaj   +1 more source

Turbogenerator losses dependence of reactive loads [PDF]

open access: yesZbornik Radova: Elektrotehnički Institut "Nikola Tesla", 2011
The new method for turbogenerator power losses determination is introduced in this paper. The method relies on the experimentally derived power losses versus power reactive power dependence using data recorded in characteristic operating points.
Kostić Miloje M.   +3 more
doaj   +1 more source

Ways to Reduce Power Losses in Mining Power Supply Lines

open access: yesГорные науки и технологии, 2019
Electric energy is the most common and universal form of energy. It can be produced in large quantities near energy sources, transmitted to large distances, easily distributed between consumers and converted into mechanical, thermal, and light energy ...
N. S. Antsiferov
doaj   +1 more source

Improvement of the evaluation method of calculation of power losses in power transformer

open access: yesElektrotehnìka ta Elektroenergetika, 2020
Purpose. The purpose of the work is to perform analytical analysis of methods for calculating power losses of a power transformer and to improve the estimation method of calculation to increase the accuracy of calculating power losses on the example of ...
O.S. Pidlisniy O.S., S.P. Lushchin
doaj   +1 more source

Optimizing the operation of a high-voltage power line in Turkmenistan considering climatic conditions [PDF]

open access: yesE3S Web of Conferences
This scientific article is devoted to the optimization of a 500 kV high-voltage power line, taking into account the climatic characteristics of Turkmenistan.
Muhammetnyyazov Akmammet, Hojaliyev Aman
doaj   +1 more source

Utilizing Load and Loss Factors in Determination of the Technical Power Losses in Distribution System’s Feeders: Case Study

open access: yesJournal of Engineering, 2020
This study uses load factor and loss factor to determine the power losses of the electrical feeders. An approach is presented to calculate the power losses in the distribution system. The feeder’s technical data and daily operation recorded data are used
Dara Hama Amin
doaj   +1 more source

Experimental investigations on churning power losses generated in a planetary gear set

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2017
This study aims to experimentally investigate churning power losses generated by a planetary gear set which is splash lubricated. To this end, a specific test rig has been used to operate a planetary gear train under unloaded conditions in various ...
Jean-Baptiste BONI   +3 more
doaj   +1 more source

On Power Jaccard Losses for Semantic Segmentation

open access: yesProceedings of the 16th International Joint Conference on Computer Vision, Imaging and Computer Graphics Theory and Applications, 2021
In this work, a new generalized loss function is proposed called power Jaccard to perform semantic segmentation tasks. It is compared with classical loss functions in different scenarios, including gray level and color image segmentation, as well as 3D point cloud segmentation. The results show improved performance, stability and convergence.
David Duque-Arias   +6 more
openaire   +1 more source

Investigating the Influence of PWM-Driven Cascaded H-Bridges Multilevel Inverter on Interior Permanent Magnet Synchronous Motor Power Losses

open access: yesEnergies
This paper presents an accurate analysis of the power losses of an interior permanent magnet synchronous motor fed by a cascaded H-bridge multilevel inverter.
Claudio Nevoloso   +6 more
doaj   +1 more source

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